PackageManager.java revision 7a1b8af0005a4d47590e5bd18721ec407f72545e
1/*
2 * Copyright (C) 2006 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.content.pm;
18
19import android.Manifest;
20import android.annotation.CheckResult;
21import android.annotation.DrawableRes;
22import android.annotation.IntDef;
23import android.annotation.IntRange;
24import android.annotation.NonNull;
25import android.annotation.Nullable;
26import android.annotation.RequiresPermission;
27import android.annotation.SdkConstant;
28import android.annotation.SdkConstant.SdkConstantType;
29import android.annotation.StringRes;
30import android.annotation.SystemApi;
31import android.annotation.TestApi;
32import android.annotation.UserIdInt;
33import android.annotation.XmlRes;
34import android.app.PackageDeleteObserver;
35import android.app.PackageInstallObserver;
36import android.app.admin.DevicePolicyManager;
37import android.app.usage.StorageStatsManager;
38import android.content.ComponentName;
39import android.content.Context;
40import android.content.Intent;
41import android.content.IntentFilter;
42import android.content.IntentSender;
43import android.content.pm.PackageParser.PackageParserException;
44import android.content.res.Resources;
45import android.content.res.XmlResourceParser;
46import android.graphics.Rect;
47import android.graphics.drawable.Drawable;
48import android.net.Uri;
49import android.os.Build;
50import android.os.Bundle;
51import android.os.Handler;
52import android.os.RemoteException;
53import android.os.UserHandle;
54import android.os.UserManager;
55import android.os.storage.StorageManager;
56import android.os.storage.VolumeInfo;
57import android.util.AndroidException;
58import android.util.Log;
59
60import com.android.internal.util.ArrayUtils;
61
62import dalvik.system.VMRuntime;
63
64import java.io.File;
65import java.lang.annotation.Retention;
66import java.lang.annotation.RetentionPolicy;
67import java.util.List;
68
69/**
70 * Class for retrieving various kinds of information related to the application
71 * packages that are currently installed on the device.
72 *
73 * You can find this class through {@link Context#getPackageManager}.
74 */
75public abstract class PackageManager {
76    private static final String TAG = "PackageManager";
77
78    /** {@hide} */
79    public static final boolean APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE = true;
80
81    /**
82     * This exception is thrown when a given package, application, or component
83     * name cannot be found.
84     */
85    public static class NameNotFoundException extends AndroidException {
86        public NameNotFoundException() {
87        }
88
89        public NameNotFoundException(String name) {
90            super(name);
91        }
92    }
93
94    /**
95     * Listener for changes in permissions granted to a UID.
96     *
97     * @hide
98     */
99    @SystemApi
100    public interface OnPermissionsChangedListener {
101
102        /**
103         * Called when the permissions for a UID change.
104         * @param uid The UID with a change.
105         */
106        public void onPermissionsChanged(int uid);
107    }
108
109    /**
110     * As a guiding principle:
111     * <p>
112     * {@code GET_} flags are used to request additional data that may have been
113     * elided to save wire space.
114     * <p>
115     * {@code MATCH_} flags are used to include components or packages that
116     * would have otherwise been omitted from a result set by current system
117     * state.
118     */
119
120    /** @hide */
121    @IntDef(flag = true, value = {
122            GET_ACTIVITIES,
123            GET_CONFIGURATIONS,
124            GET_GIDS,
125            GET_INSTRUMENTATION,
126            GET_INTENT_FILTERS,
127            GET_META_DATA,
128            GET_PERMISSIONS,
129            GET_PROVIDERS,
130            GET_RECEIVERS,
131            GET_SERVICES,
132            GET_SHARED_LIBRARY_FILES,
133            GET_SIGNATURES,
134            GET_URI_PERMISSION_PATTERNS,
135            MATCH_UNINSTALLED_PACKAGES,
136            MATCH_DISABLED_COMPONENTS,
137            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
138            MATCH_SYSTEM_ONLY,
139            MATCH_FACTORY_ONLY,
140            MATCH_DEBUG_TRIAGED_MISSING,
141            MATCH_INSTANT,
142            GET_DISABLED_COMPONENTS,
143            GET_DISABLED_UNTIL_USED_COMPONENTS,
144            GET_UNINSTALLED_PACKAGES,
145    })
146    @Retention(RetentionPolicy.SOURCE)
147    public @interface PackageInfoFlags {}
148
149    /** @hide */
150    @IntDef(flag = true, value = {
151            GET_META_DATA,
152            GET_SHARED_LIBRARY_FILES,
153            MATCH_UNINSTALLED_PACKAGES,
154            MATCH_SYSTEM_ONLY,
155            MATCH_DEBUG_TRIAGED_MISSING,
156            MATCH_DISABLED_COMPONENTS,
157            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
158            MATCH_INSTANT,
159            GET_DISABLED_UNTIL_USED_COMPONENTS,
160            GET_UNINSTALLED_PACKAGES,
161    })
162    @Retention(RetentionPolicy.SOURCE)
163    public @interface ApplicationInfoFlags {}
164
165    /** @hide */
166    @IntDef(flag = true, value = {
167            GET_META_DATA,
168            GET_SHARED_LIBRARY_FILES,
169            MATCH_ALL,
170            MATCH_DEBUG_TRIAGED_MISSING,
171            MATCH_DEFAULT_ONLY,
172            MATCH_DISABLED_COMPONENTS,
173            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
174            MATCH_DIRECT_BOOT_AWARE,
175            MATCH_DIRECT_BOOT_UNAWARE,
176            MATCH_SYSTEM_ONLY,
177            MATCH_UNINSTALLED_PACKAGES,
178            MATCH_INSTANT,
179            GET_DISABLED_COMPONENTS,
180            GET_DISABLED_UNTIL_USED_COMPONENTS,
181            GET_UNINSTALLED_PACKAGES,
182    })
183    @Retention(RetentionPolicy.SOURCE)
184    public @interface ComponentInfoFlags {}
185
186    /** @hide */
187    @IntDef(flag = true, value = {
188            GET_META_DATA,
189            GET_RESOLVED_FILTER,
190            GET_SHARED_LIBRARY_FILES,
191            MATCH_ALL,
192            MATCH_DEBUG_TRIAGED_MISSING,
193            MATCH_DISABLED_COMPONENTS,
194            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
195            MATCH_DEFAULT_ONLY,
196            MATCH_DIRECT_BOOT_AWARE,
197            MATCH_DIRECT_BOOT_UNAWARE,
198            MATCH_SYSTEM_ONLY,
199            MATCH_UNINSTALLED_PACKAGES,
200            MATCH_INSTANT,
201            GET_DISABLED_COMPONENTS,
202            GET_DISABLED_UNTIL_USED_COMPONENTS,
203            GET_UNINSTALLED_PACKAGES,
204    })
205    @Retention(RetentionPolicy.SOURCE)
206    public @interface ResolveInfoFlags {}
207
208    /** @hide */
209    @IntDef(flag = true, value = {
210            GET_META_DATA,
211    })
212    @Retention(RetentionPolicy.SOURCE)
213    public @interface PermissionInfoFlags {}
214
215    /** @hide */
216    @IntDef(flag = true, value = {
217            GET_META_DATA,
218    })
219    @Retention(RetentionPolicy.SOURCE)
220    public @interface PermissionGroupInfoFlags {}
221
222    /** @hide */
223    @IntDef(flag = true, value = {
224            GET_META_DATA,
225    })
226    @Retention(RetentionPolicy.SOURCE)
227    public @interface InstrumentationInfoFlags {}
228
229    /**
230     * {@link PackageInfo} flag: return information about
231     * activities in the package in {@link PackageInfo#activities}.
232     */
233    public static final int GET_ACTIVITIES              = 0x00000001;
234
235    /**
236     * {@link PackageInfo} flag: return information about
237     * intent receivers in the package in
238     * {@link PackageInfo#receivers}.
239     */
240    public static final int GET_RECEIVERS               = 0x00000002;
241
242    /**
243     * {@link PackageInfo} flag: return information about
244     * services in the package in {@link PackageInfo#services}.
245     */
246    public static final int GET_SERVICES                = 0x00000004;
247
248    /**
249     * {@link PackageInfo} flag: return information about
250     * content providers in the package in
251     * {@link PackageInfo#providers}.
252     */
253    public static final int GET_PROVIDERS               = 0x00000008;
254
255    /**
256     * {@link PackageInfo} flag: return information about
257     * instrumentation in the package in
258     * {@link PackageInfo#instrumentation}.
259     */
260    public static final int GET_INSTRUMENTATION         = 0x00000010;
261
262    /**
263     * {@link PackageInfo} flag: return information about the
264     * intent filters supported by the activity.
265     */
266    public static final int GET_INTENT_FILTERS          = 0x00000020;
267
268    /**
269     * {@link PackageInfo} flag: return information about the
270     * signatures included in the package.
271     */
272    public static final int GET_SIGNATURES          = 0x00000040;
273
274    /**
275     * {@link ResolveInfo} flag: return the IntentFilter that
276     * was matched for a particular ResolveInfo in
277     * {@link ResolveInfo#filter}.
278     */
279    public static final int GET_RESOLVED_FILTER         = 0x00000040;
280
281    /**
282     * {@link ComponentInfo} flag: return the {@link ComponentInfo#metaData}
283     * data {@link android.os.Bundle}s that are associated with a component.
284     * This applies for any API returning a ComponentInfo subclass.
285     */
286    public static final int GET_META_DATA               = 0x00000080;
287
288    /**
289     * {@link PackageInfo} flag: return the
290     * {@link PackageInfo#gids group ids} that are associated with an
291     * application.
292     * This applies for any API returning a PackageInfo class, either
293     * directly or nested inside of another.
294     */
295    public static final int GET_GIDS                    = 0x00000100;
296
297    /**
298     * @deprecated replaced with {@link #MATCH_DISABLED_COMPONENTS}
299     */
300    @Deprecated
301    public static final int GET_DISABLED_COMPONENTS = 0x00000200;
302
303    /**
304     * {@link PackageInfo} flag: include disabled components in the returned info.
305     */
306    public static final int MATCH_DISABLED_COMPONENTS = 0x00000200;
307
308    /**
309     * {@link ApplicationInfo} flag: return the
310     * {@link ApplicationInfo#sharedLibraryFiles paths to the shared libraries}
311     * that are associated with an application.
312     * This applies for any API returning an ApplicationInfo class, either
313     * directly or nested inside of another.
314     */
315    public static final int GET_SHARED_LIBRARY_FILES    = 0x00000400;
316
317    /**
318     * {@link ProviderInfo} flag: return the
319     * {@link ProviderInfo#uriPermissionPatterns URI permission patterns}
320     * that are associated with a content provider.
321     * This applies for any API returning a ProviderInfo class, either
322     * directly or nested inside of another.
323     */
324    public static final int GET_URI_PERMISSION_PATTERNS  = 0x00000800;
325    /**
326     * {@link PackageInfo} flag: return information about
327     * permissions in the package in
328     * {@link PackageInfo#permissions}.
329     */
330    public static final int GET_PERMISSIONS               = 0x00001000;
331
332    /**
333     * @deprecated replaced with {@link #MATCH_UNINSTALLED_PACKAGES}
334     */
335    @Deprecated
336    public static final int GET_UNINSTALLED_PACKAGES = 0x00002000;
337
338    /**
339     * Flag parameter to retrieve some information about all applications (even
340     * uninstalled ones) which have data directories. This state could have
341     * resulted if applications have been deleted with flag
342     * {@code DONT_DELETE_DATA} with a possibility of being replaced or
343     * reinstalled in future.
344     * <p>
345     * Note: this flag may cause less information about currently installed
346     * applications to be returned.
347     */
348    public static final int MATCH_UNINSTALLED_PACKAGES = 0x00002000;
349
350    /**
351     * {@link PackageInfo} flag: return information about
352     * hardware preferences in
353     * {@link PackageInfo#configPreferences PackageInfo.configPreferences},
354     * and requested features in {@link PackageInfo#reqFeatures} and
355     * {@link PackageInfo#featureGroups}.
356     */
357    public static final int GET_CONFIGURATIONS = 0x00004000;
358
359    /**
360     * @deprecated replaced with {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS}.
361     */
362    @Deprecated
363    public static final int GET_DISABLED_UNTIL_USED_COMPONENTS = 0x00008000;
364
365    /**
366     * {@link PackageInfo} flag: include disabled components which are in
367     * that state only because of {@link #COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED}
368     * in the returned info.  Note that if you set this flag, applications
369     * that are in this disabled state will be reported as enabled.
370     */
371    public static final int MATCH_DISABLED_UNTIL_USED_COMPONENTS = 0x00008000;
372
373    /**
374     * Resolution and querying flag: if set, only filters that support the
375     * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for
376     * matching.  This is a synonym for including the CATEGORY_DEFAULT in your
377     * supplied Intent.
378     */
379    public static final int MATCH_DEFAULT_ONLY  = 0x00010000;
380
381    /**
382     * Querying flag: if set and if the platform is doing any filtering of the
383     * results, then the filtering will not happen. This is a synonym for saying
384     * that all results should be returned.
385     * <p>
386     * <em>This flag should be used with extreme care.</em>
387     */
388    public static final int MATCH_ALL = 0x00020000;
389
390    /**
391     * Querying flag: match components which are direct boot <em>unaware</em> in
392     * the returned info, regardless of the current user state.
393     * <p>
394     * When neither {@link #MATCH_DIRECT_BOOT_AWARE} nor
395     * {@link #MATCH_DIRECT_BOOT_UNAWARE} are specified, the default behavior is
396     * to match only runnable components based on the user state. For example,
397     * when a user is started but credentials have not been presented yet, the
398     * user is running "locked" and only {@link #MATCH_DIRECT_BOOT_AWARE}
399     * components are returned. Once the user credentials have been presented,
400     * the user is running "unlocked" and both {@link #MATCH_DIRECT_BOOT_AWARE}
401     * and {@link #MATCH_DIRECT_BOOT_UNAWARE} components are returned.
402     *
403     * @see UserManager#isUserUnlocked()
404     */
405    public static final int MATCH_DIRECT_BOOT_UNAWARE = 0x00040000;
406
407    /**
408     * Querying flag: match components which are direct boot <em>aware</em> in
409     * the returned info, regardless of the current user state.
410     * <p>
411     * When neither {@link #MATCH_DIRECT_BOOT_AWARE} nor
412     * {@link #MATCH_DIRECT_BOOT_UNAWARE} are specified, the default behavior is
413     * to match only runnable components based on the user state. For example,
414     * when a user is started but credentials have not been presented yet, the
415     * user is running "locked" and only {@link #MATCH_DIRECT_BOOT_AWARE}
416     * components are returned. Once the user credentials have been presented,
417     * the user is running "unlocked" and both {@link #MATCH_DIRECT_BOOT_AWARE}
418     * and {@link #MATCH_DIRECT_BOOT_UNAWARE} components are returned.
419     *
420     * @see UserManager#isUserUnlocked()
421     */
422    public static final int MATCH_DIRECT_BOOT_AWARE = 0x00080000;
423
424    /**
425     * Querying flag: include only components from applications that are marked
426     * with {@link ApplicationInfo#FLAG_SYSTEM}.
427     */
428    public static final int MATCH_SYSTEM_ONLY = 0x00100000;
429
430    /**
431     * Internal {@link PackageInfo} flag: include only components on the system image.
432     * This will not return information on any unbundled update to system components.
433     * @hide
434     */
435    @SystemApi
436    public static final int MATCH_FACTORY_ONLY = 0x00200000;
437
438    /**
439     * Allows querying of packages installed for any user, not just the specific one. This flag
440     * is only meant for use by apps that have INTERACT_ACROSS_USERS permission.
441     * @hide
442     */
443    @SystemApi
444    public static final int MATCH_ANY_USER = 0x00400000;
445
446    /**
447     * Combination of MATCH_ANY_USER and MATCH_UNINSTALLED_PACKAGES to mean any known
448     * package.
449     * @hide
450     */
451    public static final int MATCH_KNOWN_PACKAGES = MATCH_UNINSTALLED_PACKAGES | MATCH_ANY_USER;
452
453    /**
454     * Internal {@link PackageInfo} flag: include components that are part of an
455     * instant app. By default, instant app components are not matched.
456     * @hide
457     */
458    @SystemApi
459    public static final int MATCH_INSTANT = 0x00800000;
460
461    /**
462     * Internal {@link PackageInfo} flag: include only components that are exposed to
463     * ephemeral apps.
464     * @hide
465     */
466    public static final int MATCH_VISIBLE_TO_INSTANT_APP_ONLY = 0x01000000;
467
468    /**
469     * Internal flag used to indicate that a system component has done their
470     * homework and verified that they correctly handle packages and components
471     * that come and go over time. In particular:
472     * <ul>
473     * <li>Apps installed on external storage, which will appear to be
474     * uninstalled while the the device is ejected.
475     * <li>Apps with encryption unaware components, which will appear to not
476     * exist while the device is locked.
477     * </ul>
478     *
479     * @see #MATCH_UNINSTALLED_PACKAGES
480     * @see #MATCH_DIRECT_BOOT_AWARE
481     * @see #MATCH_DIRECT_BOOT_UNAWARE
482     * @hide
483     */
484    public static final int MATCH_DEBUG_TRIAGED_MISSING = 0x10000000;
485
486    /**
487     * Flag for {@link #addCrossProfileIntentFilter}: if this flag is set: when
488     * resolving an intent that matches the {@code CrossProfileIntentFilter},
489     * the current profile will be skipped. Only activities in the target user
490     * can respond to the intent.
491     *
492     * @hide
493     */
494    public static final int SKIP_CURRENT_PROFILE = 0x00000002;
495
496    /**
497     * Flag for {@link #addCrossProfileIntentFilter}: if this flag is set:
498     * activities in the other profiles can respond to the intent only if no activity with
499     * non-negative priority in current profile can respond to the intent.
500     * @hide
501     */
502    public static final int ONLY_IF_NO_MATCH_FOUND = 0x00000004;
503
504    /** @hide */
505    @IntDef({PERMISSION_GRANTED, PERMISSION_DENIED})
506    @Retention(RetentionPolicy.SOURCE)
507    public @interface PermissionResult {}
508
509    /**
510     * Permission check result: this is returned by {@link #checkPermission}
511     * if the permission has been granted to the given package.
512     */
513    public static final int PERMISSION_GRANTED = 0;
514
515    /**
516     * Permission check result: this is returned by {@link #checkPermission}
517     * if the permission has not been granted to the given package.
518     */
519    public static final int PERMISSION_DENIED = -1;
520
521    /**
522     * Signature check result: this is returned by {@link #checkSignatures}
523     * if all signatures on the two packages match.
524     */
525    public static final int SIGNATURE_MATCH = 0;
526
527    /**
528     * Signature check result: this is returned by {@link #checkSignatures}
529     * if neither of the two packages is signed.
530     */
531    public static final int SIGNATURE_NEITHER_SIGNED = 1;
532
533    /**
534     * Signature check result: this is returned by {@link #checkSignatures}
535     * if the first package is not signed but the second is.
536     */
537    public static final int SIGNATURE_FIRST_NOT_SIGNED = -1;
538
539    /**
540     * Signature check result: this is returned by {@link #checkSignatures}
541     * if the second package is not signed but the first is.
542     */
543    public static final int SIGNATURE_SECOND_NOT_SIGNED = -2;
544
545    /**
546     * Signature check result: this is returned by {@link #checkSignatures}
547     * if not all signatures on both packages match.
548     */
549    public static final int SIGNATURE_NO_MATCH = -3;
550
551    /**
552     * Signature check result: this is returned by {@link #checkSignatures}
553     * if either of the packages are not valid.
554     */
555    public static final int SIGNATURE_UNKNOWN_PACKAGE = -4;
556
557    /**
558     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
559     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
560     * component or application is in its default enabled state (as specified
561     * in its manifest).
562     */
563    public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0;
564
565    /**
566     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
567     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
568     * component or application has been explictily enabled, regardless of
569     * what it has specified in its manifest.
570     */
571    public static final int COMPONENT_ENABLED_STATE_ENABLED = 1;
572
573    /**
574     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
575     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
576     * component or application has been explicitly disabled, regardless of
577     * what it has specified in its manifest.
578     */
579    public static final int COMPONENT_ENABLED_STATE_DISABLED = 2;
580
581    /**
582     * Flag for {@link #setApplicationEnabledSetting(String, int, int)} only: The
583     * user has explicitly disabled the application, regardless of what it has
584     * specified in its manifest.  Because this is due to the user's request,
585     * they may re-enable it if desired through the appropriate system UI.  This
586     * option currently <strong>cannot</strong> be used with
587     * {@link #setComponentEnabledSetting(ComponentName, int, int)}.
588     */
589    public static final int COMPONENT_ENABLED_STATE_DISABLED_USER = 3;
590
591    /**
592     * Flag for {@link #setApplicationEnabledSetting(String, int, int)} only: This
593     * application should be considered, until the point where the user actually
594     * wants to use it.  This means that it will not normally show up to the user
595     * (such as in the launcher), but various parts of the user interface can
596     * use {@link #GET_DISABLED_UNTIL_USED_COMPONENTS} to still see it and allow
597     * the user to select it (as for example an IME, device admin, etc).  Such code,
598     * once the user has selected the app, should at that point also make it enabled.
599     * This option currently <strong>can not</strong> be used with
600     * {@link #setComponentEnabledSetting(ComponentName, int, int)}.
601     */
602    public static final int COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED = 4;
603
604    /** @hide */
605    @IntDef(flag = true, value = {
606            INSTALL_FORWARD_LOCK,
607            INSTALL_REPLACE_EXISTING,
608            INSTALL_ALLOW_TEST,
609            INSTALL_EXTERNAL,
610            INSTALL_INTERNAL,
611            INSTALL_FROM_ADB,
612            INSTALL_ALL_USERS,
613            INSTALL_ALLOW_DOWNGRADE,
614            INSTALL_GRANT_RUNTIME_PERMISSIONS,
615            INSTALL_FORCE_VOLUME_UUID,
616            INSTALL_FORCE_PERMISSION_PROMPT,
617            INSTALL_INSTANT_APP,
618            INSTALL_DONT_KILL_APP,
619            INSTALL_FORCE_SDK,
620            INSTALL_FULL_APP,
621            INSTALL_ALLOCATE_AGGRESSIVE,
622    })
623    @Retention(RetentionPolicy.SOURCE)
624    public @interface InstallFlags {}
625
626    /**
627     * Flag parameter for {@link #installPackage} to indicate that this package
628     * should be installed as forward locked, i.e. only the app itself should
629     * have access to its code and non-resource assets.
630     *
631     * @deprecated new installs into ASEC containers are no longer supported.
632     * @hide
633     */
634    @Deprecated
635    public static final int INSTALL_FORWARD_LOCK = 0x00000001;
636
637    /**
638     * Flag parameter for {@link #installPackage} to indicate that you want to
639     * replace an already installed package, if one exists.
640     *
641     * @hide
642     */
643    public static final int INSTALL_REPLACE_EXISTING = 0x00000002;
644
645    /**
646     * Flag parameter for {@link #installPackage} to indicate that you want to
647     * allow test packages (those that have set android:testOnly in their
648     * manifest) to be installed.
649     * @hide
650     */
651    public static final int INSTALL_ALLOW_TEST = 0x00000004;
652
653    /**
654     * Flag parameter for {@link #installPackage} to indicate that this package
655     * must be installed to an ASEC on a {@link VolumeInfo#TYPE_PUBLIC}.
656     *
657     * @deprecated new installs into ASEC containers are no longer supported;
658     *             use adoptable storage instead.
659     * @hide
660     */
661    @Deprecated
662    public static final int INSTALL_EXTERNAL = 0x00000008;
663
664    /**
665     * Flag parameter for {@link #installPackage} to indicate that this package
666     * must be installed to internal storage.
667     *
668     * @hide
669     */
670    public static final int INSTALL_INTERNAL = 0x00000010;
671
672    /**
673     * Flag parameter for {@link #installPackage} to indicate that this install
674     * was initiated via ADB.
675     *
676     * @hide
677     */
678    public static final int INSTALL_FROM_ADB = 0x00000020;
679
680    /**
681     * Flag parameter for {@link #installPackage} to indicate that this install
682     * should immediately be visible to all users.
683     *
684     * @hide
685     */
686    public static final int INSTALL_ALL_USERS = 0x00000040;
687
688    /**
689     * Flag parameter for {@link #installPackage} to indicate that it is okay
690     * to install an update to an app where the newly installed app has a lower
691     * version code than the currently installed app. This is permitted only if
692     * the currently installed app is marked debuggable.
693     *
694     * @hide
695     */
696    public static final int INSTALL_ALLOW_DOWNGRADE = 0x00000080;
697
698    /**
699     * Flag parameter for {@link #installPackage} to indicate that all runtime
700     * permissions should be granted to the package. If {@link #INSTALL_ALL_USERS}
701     * is set the runtime permissions will be granted to all users, otherwise
702     * only to the owner.
703     *
704     * @hide
705     */
706    public static final int INSTALL_GRANT_RUNTIME_PERMISSIONS = 0x00000100;
707
708    /** {@hide} */
709    public static final int INSTALL_FORCE_VOLUME_UUID = 0x00000200;
710
711    /**
712     * Flag parameter for {@link #installPackage} to indicate that we always want to force
713     * the prompt for permission approval. This overrides any special behaviour for internal
714     * components.
715     *
716     * @hide
717     */
718    public static final int INSTALL_FORCE_PERMISSION_PROMPT = 0x00000400;
719
720    /**
721     * Flag parameter for {@link #installPackage} to indicate that this package is
722     * to be installed as a lightweight "ephemeral" app.
723     *
724     * @hide
725     */
726    public static final int INSTALL_INSTANT_APP = 0x00000800;
727
728    /**
729     * Flag parameter for {@link #installPackage} to indicate that this package contains
730     * a feature split to an existing application and the existing application should not
731     * be killed during the installation process.
732     *
733     * @hide
734     */
735    public static final int INSTALL_DONT_KILL_APP = 0x00001000;
736
737    /**
738     * Flag parameter for {@link #installPackage} to indicate that this package is an
739     * upgrade to a package that refers to the SDK via release letter.
740     *
741     * @hide
742     */
743    public static final int INSTALL_FORCE_SDK = 0x00002000;
744
745    /**
746     * Flag parameter for {@link #installPackage} to indicate that this package is
747     * to be installed as a heavy weight app. This is fundamentally the opposite of
748     * {@link #INSTALL_INSTANT_APP}.
749     *
750     * @hide
751     */
752    public static final int INSTALL_FULL_APP = 0x00004000;
753
754    /**
755     * Flag parameter for {@link #installPackage} to indicate that this package
756     * is critical to system health or security, meaning the system should use
757     * {@link StorageManager#FLAG_ALLOCATE_AGGRESSIVE} internally.
758     *
759     * @hide
760     */
761    public static final int INSTALL_ALLOCATE_AGGRESSIVE = 0x00008000;
762
763    /**
764     * Flag parameter for
765     * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate
766     * that you don't want to kill the app containing the component.  Be careful when you set this
767     * since changing component states can make the containing application's behavior unpredictable.
768     */
769    public static final int DONT_KILL_APP = 0x00000001;
770
771    /** @hide */
772    @IntDef({INSTALL_REASON_UNKNOWN, INSTALL_REASON_POLICY, INSTALL_REASON_DEVICE_RESTORE,
773            INSTALL_REASON_DEVICE_SETUP, INSTALL_REASON_USER})
774    @Retention(RetentionPolicy.SOURCE)
775    public @interface InstallReason {}
776
777    /**
778     * Code indicating that the reason for installing this package is unknown.
779     */
780    public static final int INSTALL_REASON_UNKNOWN = 0;
781
782    /**
783     * Code indicating that this package was installed due to enterprise policy.
784     */
785    public static final int INSTALL_REASON_POLICY = 1;
786
787    /**
788     * Code indicating that this package was installed as part of restoring from another device.
789     */
790    public static final int INSTALL_REASON_DEVICE_RESTORE = 2;
791
792    /**
793     * Code indicating that this package was installed as part of device setup.
794     */
795    public static final int INSTALL_REASON_DEVICE_SETUP = 3;
796
797    /**
798     * Code indicating that the package installation was initiated by the user.
799     */
800    public static final int INSTALL_REASON_USER = 4;
801
802    /**
803     * Installation return code: this is passed to the
804     * {@link IPackageInstallObserver} on success.
805     *
806     * @hide
807     */
808    @SystemApi
809    public static final int INSTALL_SUCCEEDED = 1;
810
811    /**
812     * Installation return code: this is passed to the
813     * {@link IPackageInstallObserver} if the package is already installed.
814     *
815     * @hide
816     */
817    @SystemApi
818    public static final int INSTALL_FAILED_ALREADY_EXISTS = -1;
819
820    /**
821     * Installation return code: this is passed to the
822     * {@link IPackageInstallObserver} if the package archive file is invalid.
823     *
824     * @hide
825     */
826    @SystemApi
827    public static final int INSTALL_FAILED_INVALID_APK = -2;
828
829    /**
830     * Installation return code: this is passed to the
831     * {@link IPackageInstallObserver} if the URI passed in is invalid.
832     *
833     * @hide
834     */
835    @SystemApi
836    public static final int INSTALL_FAILED_INVALID_URI = -3;
837
838    /**
839     * Installation return code: this is passed to the
840     * {@link IPackageInstallObserver} if the package manager service found that
841     * the device didn't have enough storage space to install the app.
842     *
843     * @hide
844     */
845    @SystemApi
846    public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4;
847
848    /**
849     * Installation return code: this is passed to the
850     * {@link IPackageInstallObserver} if a package is already installed with
851     * the same name.
852     *
853     * @hide
854     */
855    @SystemApi
856    public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5;
857
858    /**
859     * Installation return code: this is passed to the
860     * {@link IPackageInstallObserver} if the requested shared user does not
861     * exist.
862     *
863     * @hide
864     */
865    @SystemApi
866    public static final int INSTALL_FAILED_NO_SHARED_USER = -6;
867
868    /**
869     * Installation return code: this is passed to the
870     * {@link IPackageInstallObserver} if a previously installed package of the
871     * same name has a different signature than the new package (and the old
872     * package's data was not removed).
873     *
874     * @hide
875     */
876    @SystemApi
877    public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7;
878
879    /**
880     * Installation return code: this is passed to the
881     * {@link IPackageInstallObserver} if the new package is requested a shared
882     * user which is already installed on the device and does not have matching
883     * signature.
884     *
885     * @hide
886     */
887    @SystemApi
888    public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8;
889
890    /**
891     * Installation return code: this is passed to the
892     * {@link IPackageInstallObserver} if the new package uses a shared library
893     * that is not available.
894     *
895     * @hide
896     */
897    @SystemApi
898    public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9;
899
900    /**
901     * Installation return code: this is passed to the
902     * {@link IPackageInstallObserver} if the new package uses a shared library
903     * that is not available.
904     *
905     * @hide
906     */
907    @SystemApi
908    public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10;
909
910    /**
911     * Installation return code: this is passed to the
912     * {@link IPackageInstallObserver} if the new package failed while
913     * optimizing and validating its dex files, either because there was not
914     * enough storage or the validation failed.
915     *
916     * @hide
917     */
918    @SystemApi
919    public static final int INSTALL_FAILED_DEXOPT = -11;
920
921    /**
922     * Installation return code: this is passed to the
923     * {@link IPackageInstallObserver} if the new package failed because the
924     * current SDK version is older than that required by the package.
925     *
926     * @hide
927     */
928    @SystemApi
929    public static final int INSTALL_FAILED_OLDER_SDK = -12;
930
931    /**
932     * Installation return code: this is passed to the
933     * {@link IPackageInstallObserver} if the new package failed because it
934     * contains a content provider with the same authority as a provider already
935     * installed in the system.
936     *
937     * @hide
938     */
939    @SystemApi
940    public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13;
941
942    /**
943     * Installation return code: this is passed to the
944     * {@link IPackageInstallObserver} if the new package failed because the
945     * current SDK version is newer than that required by the package.
946     *
947     * @hide
948     */
949    @SystemApi
950    public static final int INSTALL_FAILED_NEWER_SDK = -14;
951
952    /**
953     * Installation return code: this is passed to the
954     * {@link IPackageInstallObserver} if the new package failed because it has
955     * specified that it is a test-only package and the caller has not supplied
956     * the {@link #INSTALL_ALLOW_TEST} flag.
957     *
958     * @hide
959     */
960    @SystemApi
961    public static final int INSTALL_FAILED_TEST_ONLY = -15;
962
963    /**
964     * Installation return code: this is passed to the
965     * {@link IPackageInstallObserver} if the package being installed contains
966     * native code, but none that is compatible with the device's CPU_ABI.
967     *
968     * @hide
969     */
970    @SystemApi
971    public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE = -16;
972
973    /**
974     * Installation return code: this is passed to the
975     * {@link IPackageInstallObserver} if the new package uses a feature that is
976     * not available.
977     *
978     * @hide
979     */
980    @SystemApi
981    public static final int INSTALL_FAILED_MISSING_FEATURE = -17;
982
983    // ------ Errors related to sdcard
984    /**
985     * Installation return code: this is passed to the
986     * {@link IPackageInstallObserver} if a secure container mount point
987     * couldn't be accessed on external media.
988     *
989     * @hide
990     */
991    @SystemApi
992    public static final int INSTALL_FAILED_CONTAINER_ERROR = -18;
993
994    /**
995     * Installation return code: this is passed to the
996     * {@link IPackageInstallObserver} if the new package couldn't be installed
997     * in the specified install location.
998     *
999     * @hide
1000     */
1001    @SystemApi
1002    public static final int INSTALL_FAILED_INVALID_INSTALL_LOCATION = -19;
1003
1004    /**
1005     * Installation return code: this is passed to the
1006     * {@link IPackageInstallObserver} if the new package couldn't be installed
1007     * in the specified install location because the media is not available.
1008     *
1009     * @hide
1010     */
1011    @SystemApi
1012    public static final int INSTALL_FAILED_MEDIA_UNAVAILABLE = -20;
1013
1014    /**
1015     * Installation return code: this is passed to the
1016     * {@link IPackageInstallObserver} if the new package couldn't be installed
1017     * because the verification timed out.
1018     *
1019     * @hide
1020     */
1021    @SystemApi
1022    public static final int INSTALL_FAILED_VERIFICATION_TIMEOUT = -21;
1023
1024    /**
1025     * Installation return code: this is passed to the
1026     * {@link IPackageInstallObserver} if the new package couldn't be installed
1027     * because the verification did not succeed.
1028     *
1029     * @hide
1030     */
1031    @SystemApi
1032    public static final int INSTALL_FAILED_VERIFICATION_FAILURE = -22;
1033
1034    /**
1035     * Installation return code: this is passed to the
1036     * {@link IPackageInstallObserver} if the package changed from what the
1037     * calling program expected.
1038     *
1039     * @hide
1040     */
1041    @SystemApi
1042    public static final int INSTALL_FAILED_PACKAGE_CHANGED = -23;
1043
1044    /**
1045     * Installation return code: this is passed to the
1046     * {@link IPackageInstallObserver} if the new package is assigned a
1047     * different UID than it previously held.
1048     *
1049     * @hide
1050     */
1051    public static final int INSTALL_FAILED_UID_CHANGED = -24;
1052
1053    /**
1054     * Installation return code: this is passed to the
1055     * {@link IPackageInstallObserver} if the new package has an older version
1056     * code than the currently installed package.
1057     *
1058     * @hide
1059     */
1060    public static final int INSTALL_FAILED_VERSION_DOWNGRADE = -25;
1061
1062    /**
1063     * Installation return code: this is passed to the
1064     * {@link IPackageInstallObserver} if the old package has target SDK high
1065     * enough to support runtime permission and the new package has target SDK
1066     * low enough to not support runtime permissions.
1067     *
1068     * @hide
1069     */
1070    @SystemApi
1071    public static final int INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE = -26;
1072
1073    /**
1074     * Installation return code: this is passed to the
1075     * {@link IPackageInstallObserver} if the new package attempts to downgrade the
1076     * target sandbox version of the app.
1077     *
1078     * @hide
1079     */
1080    @SystemApi
1081    public static final int INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE = -27;
1082
1083    /**
1084     * Installation parse return code: this is passed to the
1085     * {@link IPackageInstallObserver} if the parser was given a path that is
1086     * not a file, or does not end with the expected '.apk' extension.
1087     *
1088     * @hide
1089     */
1090    @SystemApi
1091    public static final int INSTALL_PARSE_FAILED_NOT_APK = -100;
1092
1093    /**
1094     * Installation parse return code: this is passed to the
1095     * {@link IPackageInstallObserver} if the parser was unable to retrieve the
1096     * AndroidManifest.xml file.
1097     *
1098     * @hide
1099     */
1100    @SystemApi
1101    public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101;
1102
1103    /**
1104     * Installation parse return code: this is passed to the
1105     * {@link IPackageInstallObserver} if the parser encountered an unexpected
1106     * exception.
1107     *
1108     * @hide
1109     */
1110    @SystemApi
1111    public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102;
1112
1113    /**
1114     * Installation parse return code: this is passed to the
1115     * {@link IPackageInstallObserver} if the parser did not find any
1116     * certificates in the .apk.
1117     *
1118     * @hide
1119     */
1120    @SystemApi
1121    public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103;
1122
1123    /**
1124     * Installation parse return code: this is passed to the
1125     * {@link IPackageInstallObserver} if the parser found inconsistent
1126     * certificates on the files in the .apk.
1127     *
1128     * @hide
1129     */
1130    @SystemApi
1131    public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104;
1132
1133    /**
1134     * Installation parse return code: this is passed to the
1135     * {@link IPackageInstallObserver} if the parser encountered a
1136     * CertificateEncodingException in one of the files in the .apk.
1137     *
1138     * @hide
1139     */
1140    @SystemApi
1141    public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105;
1142
1143    /**
1144     * Installation parse return code: this is passed to the
1145     * {@link IPackageInstallObserver} if the parser encountered a bad or
1146     * missing package name in the manifest.
1147     *
1148     * @hide
1149     */
1150    @SystemApi
1151    public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106;
1152
1153    /**
1154     * Installation parse return code: this is passed to the
1155     * {@link IPackageInstallObserver} if the parser encountered a bad shared
1156     * user id name in the manifest.
1157     *
1158     * @hide
1159     */
1160    @SystemApi
1161    public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107;
1162
1163    /**
1164     * Installation parse return code: this is passed to the
1165     * {@link IPackageInstallObserver} if the parser encountered some structural
1166     * problem in the manifest.
1167     *
1168     * @hide
1169     */
1170    @SystemApi
1171    public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108;
1172
1173    /**
1174     * Installation parse return code: this is passed to the
1175     * {@link IPackageInstallObserver} if the parser did not find any actionable
1176     * tags (instrumentation or application) in the manifest.
1177     *
1178     * @hide
1179     */
1180    @SystemApi
1181    public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109;
1182
1183    /**
1184     * Installation failed return code: this is passed to the
1185     * {@link IPackageInstallObserver} if the system failed to install the
1186     * package because of system issues.
1187     *
1188     * @hide
1189     */
1190    @SystemApi
1191    public static final int INSTALL_FAILED_INTERNAL_ERROR = -110;
1192
1193    /**
1194     * Installation failed return code: this is passed to the
1195     * {@link IPackageInstallObserver} if the system failed to install the
1196     * package because the user is restricted from installing apps.
1197     *
1198     * @hide
1199     */
1200    public static final int INSTALL_FAILED_USER_RESTRICTED = -111;
1201
1202    /**
1203     * Installation failed return code: this is passed to the
1204     * {@link IPackageInstallObserver} if the system failed to install the
1205     * package because it is attempting to define a permission that is already
1206     * defined by some existing package.
1207     * <p>
1208     * The package name of the app which has already defined the permission is
1209     * passed to a {@link PackageInstallObserver}, if any, as the
1210     * {@link #EXTRA_FAILURE_EXISTING_PACKAGE} string extra; and the name of the
1211     * permission being redefined is passed in the
1212     * {@link #EXTRA_FAILURE_EXISTING_PERMISSION} string extra.
1213     *
1214     * @hide
1215     */
1216    public static final int INSTALL_FAILED_DUPLICATE_PERMISSION = -112;
1217
1218    /**
1219     * Installation failed return code: this is passed to the
1220     * {@link IPackageInstallObserver} if the system failed to install the
1221     * package because its packaged native code did not match any of the ABIs
1222     * supported by the system.
1223     *
1224     * @hide
1225     */
1226    public static final int INSTALL_FAILED_NO_MATCHING_ABIS = -113;
1227
1228    /**
1229     * Internal return code for NativeLibraryHelper methods to indicate that the package
1230     * being processed did not contain any native code. This is placed here only so that
1231     * it can belong to the same value space as the other install failure codes.
1232     *
1233     * @hide
1234     */
1235    public static final int NO_NATIVE_LIBRARIES = -114;
1236
1237    /** {@hide} */
1238    public static final int INSTALL_FAILED_ABORTED = -115;
1239
1240    /**
1241     * Installation failed return code: instant app installs are incompatible with some
1242     * other installation flags supplied for the operation; or other circumstances such
1243     * as trying to upgrade a system app via an instant app install.
1244     * @hide
1245     */
1246    public static final int INSTALL_FAILED_INSTANT_APP_INVALID = -116;
1247
1248    /** @hide */
1249    @IntDef(flag = true, value = {
1250            DELETE_KEEP_DATA,
1251            DELETE_ALL_USERS,
1252            DELETE_SYSTEM_APP,
1253            DELETE_DONT_KILL_APP,
1254    })
1255    @Retention(RetentionPolicy.SOURCE)
1256    public @interface DeleteFlags {}
1257
1258    /**
1259     * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the
1260     * package's data directory.
1261     *
1262     * @hide
1263     */
1264    public static final int DELETE_KEEP_DATA = 0x00000001;
1265
1266    /**
1267     * Flag parameter for {@link #deletePackage} to indicate that you want the
1268     * package deleted for all users.
1269     *
1270     * @hide
1271     */
1272    public static final int DELETE_ALL_USERS = 0x00000002;
1273
1274    /**
1275     * Flag parameter for {@link #deletePackage} to indicate that, if you are calling
1276     * uninstall on a system that has been updated, then don't do the normal process
1277     * of uninstalling the update and rolling back to the older system version (which
1278     * needs to happen for all users); instead, just mark the app as uninstalled for
1279     * the current user.
1280     *
1281     * @hide
1282     */
1283    public static final int DELETE_SYSTEM_APP = 0x00000004;
1284
1285    /**
1286     * Flag parameter for {@link #deletePackage} to indicate that, if you are calling
1287     * uninstall on a package that is replaced to provide new feature splits, the
1288     * existing application should not be killed during the removal process.
1289     *
1290     * @hide
1291     */
1292    public static final int DELETE_DONT_KILL_APP = 0x00000008;
1293
1294    /**
1295     * Return code for when package deletion succeeds. This is passed to the
1296     * {@link IPackageDeleteObserver} if the system succeeded in deleting the
1297     * package.
1298     *
1299     * @hide
1300     */
1301    public static final int DELETE_SUCCEEDED = 1;
1302
1303    /**
1304     * Deletion failed return code: this is passed to the
1305     * {@link IPackageDeleteObserver} if the system failed to delete the package
1306     * for an unspecified reason.
1307     *
1308     * @hide
1309     */
1310    public static final int DELETE_FAILED_INTERNAL_ERROR = -1;
1311
1312    /**
1313     * Deletion failed return code: this is passed to the
1314     * {@link IPackageDeleteObserver} if the system failed to delete the package
1315     * because it is the active DevicePolicy manager.
1316     *
1317     * @hide
1318     */
1319    public static final int DELETE_FAILED_DEVICE_POLICY_MANAGER = -2;
1320
1321    /**
1322     * Deletion failed return code: this is passed to the
1323     * {@link IPackageDeleteObserver} if the system failed to delete the package
1324     * since the user is restricted.
1325     *
1326     * @hide
1327     */
1328    public static final int DELETE_FAILED_USER_RESTRICTED = -3;
1329
1330    /**
1331     * Deletion failed return code: this is passed to the
1332     * {@link IPackageDeleteObserver} if the system failed to delete the package
1333     * because a profile or device owner has marked the package as
1334     * uninstallable.
1335     *
1336     * @hide
1337     */
1338    public static final int DELETE_FAILED_OWNER_BLOCKED = -4;
1339
1340    /** {@hide} */
1341    public static final int DELETE_FAILED_ABORTED = -5;
1342
1343    /**
1344     * Deletion failed return code: this is passed to the
1345     * {@link IPackageDeleteObserver} if the system failed to delete the package
1346     * because the packge is a shared library used by other installed packages.
1347     * {@hide} */
1348    public static final int DELETE_FAILED_USED_SHARED_LIBRARY = -6;
1349
1350    /**
1351     * Return code that is passed to the {@link IPackageMoveObserver} when the
1352     * package has been successfully moved by the system.
1353     *
1354     * @hide
1355     */
1356    public static final int MOVE_SUCCEEDED = -100;
1357
1358    /**
1359     * Error code that is passed to the {@link IPackageMoveObserver} when the
1360     * package hasn't been successfully moved by the system because of
1361     * insufficient memory on specified media.
1362     *
1363     * @hide
1364     */
1365    public static final int MOVE_FAILED_INSUFFICIENT_STORAGE = -1;
1366
1367    /**
1368     * Error code that is passed to the {@link IPackageMoveObserver} if the
1369     * specified package doesn't exist.
1370     *
1371     * @hide
1372     */
1373    public static final int MOVE_FAILED_DOESNT_EXIST = -2;
1374
1375    /**
1376     * Error code that is passed to the {@link IPackageMoveObserver} if the
1377     * specified package cannot be moved since its a system package.
1378     *
1379     * @hide
1380     */
1381    public static final int MOVE_FAILED_SYSTEM_PACKAGE = -3;
1382
1383    /**
1384     * Error code that is passed to the {@link IPackageMoveObserver} if the
1385     * specified package cannot be moved since its forward locked.
1386     *
1387     * @hide
1388     */
1389    public static final int MOVE_FAILED_FORWARD_LOCKED = -4;
1390
1391    /**
1392     * Error code that is passed to the {@link IPackageMoveObserver} if the
1393     * specified package cannot be moved to the specified location.
1394     *
1395     * @hide
1396     */
1397    public static final int MOVE_FAILED_INVALID_LOCATION = -5;
1398
1399    /**
1400     * Error code that is passed to the {@link IPackageMoveObserver} if the
1401     * specified package cannot be moved to the specified location.
1402     *
1403     * @hide
1404     */
1405    public static final int MOVE_FAILED_INTERNAL_ERROR = -6;
1406
1407    /**
1408     * Error code that is passed to the {@link IPackageMoveObserver} if the
1409     * specified package already has an operation pending in the queue.
1410     *
1411     * @hide
1412     */
1413    public static final int MOVE_FAILED_OPERATION_PENDING = -7;
1414
1415    /**
1416     * Error code that is passed to the {@link IPackageMoveObserver} if the
1417     * specified package cannot be moved since it contains a device admin.
1418     *
1419     * @hide
1420     */
1421    public static final int MOVE_FAILED_DEVICE_ADMIN = -8;
1422
1423    /**
1424     * Error code that is passed to the {@link IPackageMoveObserver} if system does not allow
1425     * non-system apps to be moved to internal storage.
1426     *
1427     * @hide
1428     */
1429    public static final int MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL = -9;
1430
1431    /**
1432     * Flag parameter for {@link #movePackage} to indicate that
1433     * the package should be moved to internal storage if its
1434     * been installed on external media.
1435     * @hide
1436     */
1437    @Deprecated
1438    public static final int MOVE_INTERNAL = 0x00000001;
1439
1440    /**
1441     * Flag parameter for {@link #movePackage} to indicate that
1442     * the package should be moved to external media.
1443     * @hide
1444     */
1445    @Deprecated
1446    public static final int MOVE_EXTERNAL_MEDIA = 0x00000002;
1447
1448    /** {@hide} */
1449    public static final String EXTRA_MOVE_ID = "android.content.pm.extra.MOVE_ID";
1450
1451    /**
1452     * Usable by the required verifier as the {@code verificationCode} argument
1453     * for {@link PackageManager#verifyPendingInstall} to indicate that it will
1454     * allow the installation to proceed without any of the optional verifiers
1455     * needing to vote.
1456     *
1457     * @hide
1458     */
1459    public static final int VERIFICATION_ALLOW_WITHOUT_SUFFICIENT = 2;
1460
1461    /**
1462     * Used as the {@code verificationCode} argument for
1463     * {@link PackageManager#verifyPendingInstall} to indicate that the calling
1464     * package verifier allows the installation to proceed.
1465     */
1466    public static final int VERIFICATION_ALLOW = 1;
1467
1468    /**
1469     * Used as the {@code verificationCode} argument for
1470     * {@link PackageManager#verifyPendingInstall} to indicate the calling
1471     * package verifier does not vote to allow the installation to proceed.
1472     */
1473    public static final int VERIFICATION_REJECT = -1;
1474
1475    /**
1476     * Used as the {@code verificationCode} argument for
1477     * {@link PackageManager#verifyIntentFilter} to indicate that the calling
1478     * IntentFilter Verifier confirms that the IntentFilter is verified.
1479     *
1480     * @hide
1481     */
1482    @SystemApi
1483    public static final int INTENT_FILTER_VERIFICATION_SUCCESS = 1;
1484
1485    /**
1486     * Used as the {@code verificationCode} argument for
1487     * {@link PackageManager#verifyIntentFilter} to indicate that the calling
1488     * IntentFilter Verifier confirms that the IntentFilter is NOT verified.
1489     *
1490     * @hide
1491     */
1492    @SystemApi
1493    public static final int INTENT_FILTER_VERIFICATION_FAILURE = -1;
1494
1495    /**
1496     * Internal status code to indicate that an IntentFilter verification result is not specified.
1497     *
1498     * @hide
1499     */
1500    @SystemApi
1501    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED = 0;
1502
1503    /**
1504     * Used as the {@code status} argument for
1505     * {@link #updateIntentVerificationStatusAsUser} to indicate that the User
1506     * will always be prompted the Intent Disambiguation Dialog if there are two
1507     * or more Intent resolved for the IntentFilter's domain(s).
1508     *
1509     * @hide
1510     */
1511    @SystemApi
1512    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK = 1;
1513
1514    /**
1515     * Used as the {@code status} argument for
1516     * {@link #updateIntentVerificationStatusAsUser} to indicate that the User
1517     * will never be prompted the Intent Disambiguation Dialog if there are two
1518     * or more resolution of the Intent. The default App for the domain(s)
1519     * specified in the IntentFilter will also ALWAYS be used.
1520     *
1521     * @hide
1522     */
1523    @SystemApi
1524    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS = 2;
1525
1526    /**
1527     * Used as the {@code status} argument for
1528     * {@link #updateIntentVerificationStatusAsUser} to indicate that the User
1529     * may be prompted the Intent Disambiguation Dialog if there are two or more
1530     * Intent resolved. The default App for the domain(s) specified in the
1531     * IntentFilter will also NEVER be presented to the User.
1532     *
1533     * @hide
1534     */
1535    @SystemApi
1536    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER = 3;
1537
1538    /**
1539     * Used as the {@code status} argument for
1540     * {@link #updateIntentVerificationStatusAsUser} to indicate that this app
1541     * should always be considered as an ambiguous candidate for handling the
1542     * matching Intent even if there are other candidate apps in the "always"
1543     * state. Put another way: if there are any 'always ask' apps in a set of
1544     * more than one candidate app, then a disambiguation is *always* presented
1545     * even if there is another candidate app with the 'always' state.
1546     *
1547     * @hide
1548     */
1549    @SystemApi
1550    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK = 4;
1551
1552    /**
1553     * Can be used as the {@code millisecondsToDelay} argument for
1554     * {@link PackageManager#extendVerificationTimeout}. This is the
1555     * maximum time {@code PackageManager} waits for the verification
1556     * agent to return (in milliseconds).
1557     */
1558    public static final long MAXIMUM_VERIFICATION_TIMEOUT = 60*60*1000;
1559
1560    /**
1561     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: The device's
1562     * audio pipeline is low-latency, more suitable for audio applications sensitive to delays or
1563     * lag in sound input or output.
1564     */
1565    @SdkConstant(SdkConstantType.FEATURE)
1566    public static final String FEATURE_AUDIO_LOW_LATENCY = "android.hardware.audio.low_latency";
1567
1568    /**
1569     * Feature for {@link #getSystemAvailableFeatures} and
1570     * {@link #hasSystemFeature}: The device includes at least one form of audio
1571     * output, such as speakers, audio jack or streaming over bluetooth
1572     */
1573    @SdkConstant(SdkConstantType.FEATURE)
1574    public static final String FEATURE_AUDIO_OUTPUT = "android.hardware.audio.output";
1575
1576    /**
1577     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
1578     * The device has professional audio level of functionality and performance.
1579     */
1580    @SdkConstant(SdkConstantType.FEATURE)
1581    public static final String FEATURE_AUDIO_PRO = "android.hardware.audio.pro";
1582
1583    /**
1584     * Feature for {@link #getSystemAvailableFeatures} and
1585     * {@link #hasSystemFeature}: The device is capable of communicating with
1586     * other devices via Bluetooth.
1587     */
1588    @SdkConstant(SdkConstantType.FEATURE)
1589    public static final String FEATURE_BLUETOOTH = "android.hardware.bluetooth";
1590
1591    /**
1592     * Feature for {@link #getSystemAvailableFeatures} and
1593     * {@link #hasSystemFeature}: The device is capable of communicating with
1594     * other devices via Bluetooth Low Energy radio.
1595     */
1596    @SdkConstant(SdkConstantType.FEATURE)
1597    public static final String FEATURE_BLUETOOTH_LE = "android.hardware.bluetooth_le";
1598
1599    /**
1600     * Feature for {@link #getSystemAvailableFeatures} and
1601     * {@link #hasSystemFeature}: The device has a camera facing away
1602     * from the screen.
1603     */
1604    @SdkConstant(SdkConstantType.FEATURE)
1605    public static final String FEATURE_CAMERA = "android.hardware.camera";
1606
1607    /**
1608     * Feature for {@link #getSystemAvailableFeatures} and
1609     * {@link #hasSystemFeature}: The device's camera supports auto-focus.
1610     */
1611    @SdkConstant(SdkConstantType.FEATURE)
1612    public static final String FEATURE_CAMERA_AUTOFOCUS = "android.hardware.camera.autofocus";
1613
1614    /**
1615     * Feature for {@link #getSystemAvailableFeatures} and
1616     * {@link #hasSystemFeature}: The device has at least one camera pointing in
1617     * some direction, or can support an external camera being connected to it.
1618     */
1619    @SdkConstant(SdkConstantType.FEATURE)
1620    public static final String FEATURE_CAMERA_ANY = "android.hardware.camera.any";
1621
1622    /**
1623     * Feature for {@link #getSystemAvailableFeatures} and
1624     * {@link #hasSystemFeature}: The device can support having an external camera connected to it.
1625     * The external camera may not always be connected or available to applications to use.
1626     */
1627    @SdkConstant(SdkConstantType.FEATURE)
1628    public static final String FEATURE_CAMERA_EXTERNAL = "android.hardware.camera.external";
1629
1630    /**
1631     * Feature for {@link #getSystemAvailableFeatures} and
1632     * {@link #hasSystemFeature}: The device's camera supports flash.
1633     */
1634    @SdkConstant(SdkConstantType.FEATURE)
1635    public static final String FEATURE_CAMERA_FLASH = "android.hardware.camera.flash";
1636
1637    /**
1638     * Feature for {@link #getSystemAvailableFeatures} and
1639     * {@link #hasSystemFeature}: The device has a front facing camera.
1640     */
1641    @SdkConstant(SdkConstantType.FEATURE)
1642    public static final String FEATURE_CAMERA_FRONT = "android.hardware.camera.front";
1643
1644    /**
1645     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1646     * of the cameras on the device supports the
1647     * {@link android.hardware.camera2.CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL full hardware}
1648     * capability level.
1649     */
1650    @SdkConstant(SdkConstantType.FEATURE)
1651    public static final String FEATURE_CAMERA_LEVEL_FULL = "android.hardware.camera.level.full";
1652
1653    /**
1654     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1655     * of the cameras on the device supports the
1656     * {@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR manual sensor}
1657     * capability level.
1658     */
1659    @SdkConstant(SdkConstantType.FEATURE)
1660    public static final String FEATURE_CAMERA_CAPABILITY_MANUAL_SENSOR =
1661            "android.hardware.camera.capability.manual_sensor";
1662
1663    /**
1664     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1665     * of the cameras on the device supports the
1666     * {@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING manual post-processing}
1667     * capability level.
1668     */
1669    @SdkConstant(SdkConstantType.FEATURE)
1670    public static final String FEATURE_CAMERA_CAPABILITY_MANUAL_POST_PROCESSING =
1671            "android.hardware.camera.capability.manual_post_processing";
1672
1673    /**
1674     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1675     * of the cameras on the device supports the
1676     * {@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}
1677     * capability level.
1678     */
1679    @SdkConstant(SdkConstantType.FEATURE)
1680    public static final String FEATURE_CAMERA_CAPABILITY_RAW =
1681            "android.hardware.camera.capability.raw";
1682
1683    /**
1684     * Feature for {@link #getSystemAvailableFeatures} and
1685     * {@link #hasSystemFeature}: The device is capable of communicating with
1686     * consumer IR devices.
1687     */
1688    @SdkConstant(SdkConstantType.FEATURE)
1689    public static final String FEATURE_CONSUMER_IR = "android.hardware.consumerir";
1690
1691    /** {@hide} */
1692    @SdkConstant(SdkConstantType.FEATURE)
1693    public static final String FEATURE_CTS = "android.software.cts";
1694
1695    /**
1696     * Feature for {@link #getSystemAvailableFeatures} and
1697     * {@link #hasSystemFeature}: The device supports one or more methods of
1698     * reporting current location.
1699     */
1700    @SdkConstant(SdkConstantType.FEATURE)
1701    public static final String FEATURE_LOCATION = "android.hardware.location";
1702
1703    /**
1704     * Feature for {@link #getSystemAvailableFeatures} and
1705     * {@link #hasSystemFeature}: The device has a Global Positioning System
1706     * receiver and can report precise location.
1707     */
1708    @SdkConstant(SdkConstantType.FEATURE)
1709    public static final String FEATURE_LOCATION_GPS = "android.hardware.location.gps";
1710
1711    /**
1712     * Feature for {@link #getSystemAvailableFeatures} and
1713     * {@link #hasSystemFeature}: The device can report location with coarse
1714     * accuracy using a network-based geolocation system.
1715     */
1716    @SdkConstant(SdkConstantType.FEATURE)
1717    public static final String FEATURE_LOCATION_NETWORK = "android.hardware.location.network";
1718
1719    /**
1720     * Feature for {@link #getSystemAvailableFeatures} and
1721     * {@link #hasSystemFeature}: The device can record audio via a
1722     * microphone.
1723     */
1724    @SdkConstant(SdkConstantType.FEATURE)
1725    public static final String FEATURE_MICROPHONE = "android.hardware.microphone";
1726
1727    /**
1728     * Feature for {@link #getSystemAvailableFeatures} and
1729     * {@link #hasSystemFeature}: The device can communicate using Near-Field
1730     * Communications (NFC).
1731     */
1732    @SdkConstant(SdkConstantType.FEATURE)
1733    public static final String FEATURE_NFC = "android.hardware.nfc";
1734
1735    /**
1736     * Feature for {@link #getSystemAvailableFeatures} and
1737     * {@link #hasSystemFeature}: The device supports host-
1738     * based NFC card emulation.
1739     *
1740     * TODO remove when depending apps have moved to new constant.
1741     * @hide
1742     * @deprecated
1743     */
1744    @Deprecated
1745    @SdkConstant(SdkConstantType.FEATURE)
1746    public static final String FEATURE_NFC_HCE = "android.hardware.nfc.hce";
1747
1748    /**
1749     * Feature for {@link #getSystemAvailableFeatures} and
1750     * {@link #hasSystemFeature}: The device supports host-
1751     * based NFC card emulation.
1752     */
1753    @SdkConstant(SdkConstantType.FEATURE)
1754    public static final String FEATURE_NFC_HOST_CARD_EMULATION = "android.hardware.nfc.hce";
1755
1756    /**
1757     * Feature for {@link #getSystemAvailableFeatures} and
1758     * {@link #hasSystemFeature}: The device supports host-
1759     * based NFC-F card emulation.
1760     */
1761    @SdkConstant(SdkConstantType.FEATURE)
1762    public static final String FEATURE_NFC_HOST_CARD_EMULATION_NFCF = "android.hardware.nfc.hcef";
1763
1764    /**
1765     * Feature for {@link #getSystemAvailableFeatures} and
1766     * {@link #hasSystemFeature}: The device supports any
1767     * one of the {@link #FEATURE_NFC}, {@link #FEATURE_NFC_HOST_CARD_EMULATION},
1768     * or {@link #FEATURE_NFC_HOST_CARD_EMULATION_NFCF} features.
1769     *
1770     * @hide
1771     */
1772    @SdkConstant(SdkConstantType.FEATURE)
1773    public static final String FEATURE_NFC_ANY = "android.hardware.nfc.any";
1774
1775    /**
1776     * Feature for {@link #getSystemAvailableFeatures} and
1777     * {@link #hasSystemFeature}: The device supports the OpenGL ES
1778     * <a href="http://www.khronos.org/registry/gles/extensions/ANDROID/ANDROID_extension_pack_es31a.txt">
1779     * Android Extension Pack</a>.
1780     */
1781    @SdkConstant(SdkConstantType.FEATURE)
1782    public static final String FEATURE_OPENGLES_EXTENSION_PACK = "android.hardware.opengles.aep";
1783
1784    /**
1785     * Feature for {@link #getSystemAvailableFeatures} and
1786     * {@link #hasSystemFeature(String, int)}: If this feature is supported, the Vulkan native API
1787     * will enumerate at least one {@code VkPhysicalDevice}, and the feature version will indicate
1788     * what level of optional hardware features limits it supports.
1789     * <p>
1790     * Level 0 includes the base Vulkan requirements as well as:
1791     * <ul><li>{@code VkPhysicalDeviceFeatures::textureCompressionETC2}</li></ul>
1792     * <p>
1793     * Level 1 additionally includes:
1794     * <ul>
1795     * <li>{@code VkPhysicalDeviceFeatures::fullDrawIndexUint32}</li>
1796     * <li>{@code VkPhysicalDeviceFeatures::imageCubeArray}</li>
1797     * <li>{@code VkPhysicalDeviceFeatures::independentBlend}</li>
1798     * <li>{@code VkPhysicalDeviceFeatures::geometryShader}</li>
1799     * <li>{@code VkPhysicalDeviceFeatures::tessellationShader}</li>
1800     * <li>{@code VkPhysicalDeviceFeatures::sampleRateShading}</li>
1801     * <li>{@code VkPhysicalDeviceFeatures::textureCompressionASTC_LDR}</li>
1802     * <li>{@code VkPhysicalDeviceFeatures::fragmentStoresAndAtomics}</li>
1803     * <li>{@code VkPhysicalDeviceFeatures::shaderImageGatherExtended}</li>
1804     * <li>{@code VkPhysicalDeviceFeatures::shaderUniformBufferArrayDynamicIndexing}</li>
1805     * <li>{@code VkPhysicalDeviceFeatures::shaderSampledImageArrayDynamicIndexing}</li>
1806     * </ul>
1807     */
1808    @SdkConstant(SdkConstantType.FEATURE)
1809    public static final String FEATURE_VULKAN_HARDWARE_LEVEL = "android.hardware.vulkan.level";
1810
1811    /**
1812     * Feature for {@link #getSystemAvailableFeatures} and
1813     * {@link #hasSystemFeature(String, int)}: If this feature is supported, the Vulkan native API
1814     * will enumerate at least one {@code VkPhysicalDevice}, and the feature version will indicate
1815     * what level of optional compute features are supported beyond the Vulkan 1.0 requirements.
1816     * <p>
1817     * Compute level 0 indicates support for the {@code VariablePointers} SPIR-V capability defined
1818     * by the SPV_KHR_variable_pointers extension.
1819     */
1820    @SdkConstant(SdkConstantType.FEATURE)
1821    public static final String FEATURE_VULKAN_HARDWARE_COMPUTE = "android.hardware.vulkan.compute";
1822
1823    /**
1824     * Feature for {@link #getSystemAvailableFeatures} and
1825     * {@link #hasSystemFeature(String, int)}: The version of this feature indicates the highest
1826     * {@code VkPhysicalDeviceProperties::apiVersion} supported by the physical devices that support
1827     * the hardware level indicated by {@link #FEATURE_VULKAN_HARDWARE_LEVEL}. The feature version
1828     * uses the same encoding as Vulkan version numbers:
1829     * <ul>
1830     * <li>Major version number in bits 31-22</li>
1831     * <li>Minor version number in bits 21-12</li>
1832     * <li>Patch version number in bits 11-0</li>
1833     * </ul>
1834     */
1835    @SdkConstant(SdkConstantType.FEATURE)
1836    public static final String FEATURE_VULKAN_HARDWARE_VERSION = "android.hardware.vulkan.version";
1837
1838    /**
1839     * Feature for {@link #getSystemAvailableFeatures} and
1840     * {@link #hasSystemFeature}: The device includes an accelerometer.
1841     */
1842    @SdkConstant(SdkConstantType.FEATURE)
1843    public static final String FEATURE_SENSOR_ACCELEROMETER = "android.hardware.sensor.accelerometer";
1844
1845    /**
1846     * Feature for {@link #getSystemAvailableFeatures} and
1847     * {@link #hasSystemFeature}: The device includes a barometer (air
1848     * pressure sensor.)
1849     */
1850    @SdkConstant(SdkConstantType.FEATURE)
1851    public static final String FEATURE_SENSOR_BAROMETER = "android.hardware.sensor.barometer";
1852
1853    /**
1854     * Feature for {@link #getSystemAvailableFeatures} and
1855     * {@link #hasSystemFeature}: The device includes a magnetometer (compass).
1856     */
1857    @SdkConstant(SdkConstantType.FEATURE)
1858    public static final String FEATURE_SENSOR_COMPASS = "android.hardware.sensor.compass";
1859
1860    /**
1861     * Feature for {@link #getSystemAvailableFeatures} and
1862     * {@link #hasSystemFeature}: The device includes a gyroscope.
1863     */
1864    @SdkConstant(SdkConstantType.FEATURE)
1865    public static final String FEATURE_SENSOR_GYROSCOPE = "android.hardware.sensor.gyroscope";
1866
1867    /**
1868     * Feature for {@link #getSystemAvailableFeatures} and
1869     * {@link #hasSystemFeature}: The device includes a light sensor.
1870     */
1871    @SdkConstant(SdkConstantType.FEATURE)
1872    public static final String FEATURE_SENSOR_LIGHT = "android.hardware.sensor.light";
1873
1874    /**
1875     * Feature for {@link #getSystemAvailableFeatures} and
1876     * {@link #hasSystemFeature}: The device includes a proximity sensor.
1877     */
1878    @SdkConstant(SdkConstantType.FEATURE)
1879    public static final String FEATURE_SENSOR_PROXIMITY = "android.hardware.sensor.proximity";
1880
1881    /**
1882     * Feature for {@link #getSystemAvailableFeatures} and
1883     * {@link #hasSystemFeature}: The device includes a hardware step counter.
1884     */
1885    @SdkConstant(SdkConstantType.FEATURE)
1886    public static final String FEATURE_SENSOR_STEP_COUNTER = "android.hardware.sensor.stepcounter";
1887
1888    /**
1889     * Feature for {@link #getSystemAvailableFeatures} and
1890     * {@link #hasSystemFeature}: The device includes a hardware step detector.
1891     */
1892    @SdkConstant(SdkConstantType.FEATURE)
1893    public static final String FEATURE_SENSOR_STEP_DETECTOR = "android.hardware.sensor.stepdetector";
1894
1895    /**
1896     * Feature for {@link #getSystemAvailableFeatures} and
1897     * {@link #hasSystemFeature}: The device includes a heart rate monitor.
1898     */
1899    @SdkConstant(SdkConstantType.FEATURE)
1900    public static final String FEATURE_SENSOR_HEART_RATE = "android.hardware.sensor.heartrate";
1901
1902    /**
1903     * Feature for {@link #getSystemAvailableFeatures} and
1904     * {@link #hasSystemFeature}: The heart rate sensor on this device is an Electrocardiogram.
1905     */
1906    @SdkConstant(SdkConstantType.FEATURE)
1907    public static final String FEATURE_SENSOR_HEART_RATE_ECG =
1908            "android.hardware.sensor.heartrate.ecg";
1909
1910    /**
1911     * Feature for {@link #getSystemAvailableFeatures} and
1912     * {@link #hasSystemFeature}: The device includes a relative humidity sensor.
1913     */
1914    @SdkConstant(SdkConstantType.FEATURE)
1915    public static final String FEATURE_SENSOR_RELATIVE_HUMIDITY =
1916            "android.hardware.sensor.relative_humidity";
1917
1918    /**
1919     * Feature for {@link #getSystemAvailableFeatures} and
1920     * {@link #hasSystemFeature}: The device includes an ambient temperature sensor.
1921     */
1922    @SdkConstant(SdkConstantType.FEATURE)
1923    public static final String FEATURE_SENSOR_AMBIENT_TEMPERATURE =
1924            "android.hardware.sensor.ambient_temperature";
1925
1926    /**
1927     * Feature for {@link #getSystemAvailableFeatures} and
1928     * {@link #hasSystemFeature}: The device supports high fidelity sensor processing
1929     * capabilities.
1930     */
1931    @SdkConstant(SdkConstantType.FEATURE)
1932    public static final String FEATURE_HIFI_SENSORS =
1933            "android.hardware.sensor.hifi_sensors";
1934
1935    /**
1936     * Feature for {@link #getSystemAvailableFeatures} and
1937     * {@link #hasSystemFeature}: The device has a telephony radio with data
1938     * communication support.
1939     */
1940    @SdkConstant(SdkConstantType.FEATURE)
1941    public static final String FEATURE_TELEPHONY = "android.hardware.telephony";
1942
1943    /**
1944     * Feature for {@link #getSystemAvailableFeatures} and
1945     * {@link #hasSystemFeature}: The device has a CDMA telephony stack.
1946     */
1947    @SdkConstant(SdkConstantType.FEATURE)
1948    public static final String FEATURE_TELEPHONY_CDMA = "android.hardware.telephony.cdma";
1949
1950    /**
1951     * Feature for {@link #getSystemAvailableFeatures} and
1952     * {@link #hasSystemFeature}: The device has a GSM telephony stack.
1953     */
1954    @SdkConstant(SdkConstantType.FEATURE)
1955    public static final String FEATURE_TELEPHONY_GSM = "android.hardware.telephony.gsm";
1956
1957    /**
1958     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
1959     * The device supports telephony carrier restriction mechanism.
1960     *
1961     * <p>Devices declaring this feature must have an implementation of the
1962     * {@link android.telephony.TelephonyManager#getAllowedCarriers} and
1963     * {@link android.telephony.TelephonyManager#setAllowedCarriers}.
1964     * @hide
1965     */
1966    @SystemApi
1967    @SdkConstant(SdkConstantType.FEATURE)
1968    public static final String FEATURE_TELEPHONY_CARRIERLOCK =
1969            "android.hardware.telephony.carrierlock";
1970
1971    /**
1972     * Feature for {@link #getSystemAvailableFeatures} and
1973     * {@link #hasSystemFeature}: The device supports connecting to USB devices
1974     * as the USB host.
1975     */
1976    @SdkConstant(SdkConstantType.FEATURE)
1977    public static final String FEATURE_USB_HOST = "android.hardware.usb.host";
1978
1979    /**
1980     * Feature for {@link #getSystemAvailableFeatures} and
1981     * {@link #hasSystemFeature}: The device supports connecting to USB accessories.
1982     */
1983    @SdkConstant(SdkConstantType.FEATURE)
1984    public static final String FEATURE_USB_ACCESSORY = "android.hardware.usb.accessory";
1985
1986    /**
1987     * Feature for {@link #getSystemAvailableFeatures} and
1988     * {@link #hasSystemFeature}: The SIP API is enabled on the device.
1989     */
1990    @SdkConstant(SdkConstantType.FEATURE)
1991    public static final String FEATURE_SIP = "android.software.sip";
1992
1993    /**
1994     * Feature for {@link #getSystemAvailableFeatures} and
1995     * {@link #hasSystemFeature}: The device supports SIP-based VOIP.
1996     */
1997    @SdkConstant(SdkConstantType.FEATURE)
1998    public static final String FEATURE_SIP_VOIP = "android.software.sip.voip";
1999
2000    /**
2001     * Feature for {@link #getSystemAvailableFeatures} and
2002     * {@link #hasSystemFeature}: The Connection Service API is enabled on the device.
2003     */
2004    @SdkConstant(SdkConstantType.FEATURE)
2005    public static final String FEATURE_CONNECTION_SERVICE = "android.software.connectionservice";
2006
2007    /**
2008     * Feature for {@link #getSystemAvailableFeatures} and
2009     * {@link #hasSystemFeature}: The device's display has a touch screen.
2010     */
2011    @SdkConstant(SdkConstantType.FEATURE)
2012    public static final String FEATURE_TOUCHSCREEN = "android.hardware.touchscreen";
2013
2014    /**
2015     * Feature for {@link #getSystemAvailableFeatures} and
2016     * {@link #hasSystemFeature}: The device's touch screen supports
2017     * multitouch sufficient for basic two-finger gesture detection.
2018     */
2019    @SdkConstant(SdkConstantType.FEATURE)
2020    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH = "android.hardware.touchscreen.multitouch";
2021
2022    /**
2023     * Feature for {@link #getSystemAvailableFeatures} and
2024     * {@link #hasSystemFeature}: The device's touch screen is capable of
2025     * tracking two or more fingers fully independently.
2026     */
2027    @SdkConstant(SdkConstantType.FEATURE)
2028    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT = "android.hardware.touchscreen.multitouch.distinct";
2029
2030    /**
2031     * Feature for {@link #getSystemAvailableFeatures} and
2032     * {@link #hasSystemFeature}: The device's touch screen is capable of
2033     * tracking a full hand of fingers fully independently -- that is, 5 or
2034     * more simultaneous independent pointers.
2035     */
2036    @SdkConstant(SdkConstantType.FEATURE)
2037    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH_JAZZHAND = "android.hardware.touchscreen.multitouch.jazzhand";
2038
2039    /**
2040     * Feature for {@link #getSystemAvailableFeatures} and
2041     * {@link #hasSystemFeature}: The device does not have a touch screen, but
2042     * does support touch emulation for basic events. For instance, the
2043     * device might use a mouse or remote control to drive a cursor, and
2044     * emulate basic touch pointer events like down, up, drag, etc. All
2045     * devices that support android.hardware.touchscreen or a sub-feature are
2046     * presumed to also support faketouch.
2047     */
2048    @SdkConstant(SdkConstantType.FEATURE)
2049    public static final String FEATURE_FAKETOUCH = "android.hardware.faketouch";
2050
2051    /**
2052     * Feature for {@link #getSystemAvailableFeatures} and
2053     * {@link #hasSystemFeature}: The device does not have a touch screen, but
2054     * does support touch emulation for basic events that supports distinct
2055     * tracking of two or more fingers.  This is an extension of
2056     * {@link #FEATURE_FAKETOUCH} for input devices with this capability.  Note
2057     * that unlike a distinct multitouch screen as defined by
2058     * {@link #FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT}, these kinds of input
2059     * devices will not actually provide full two-finger gestures since the
2060     * input is being transformed to cursor movement on the screen.  That is,
2061     * single finger gestures will move a cursor; two-finger swipes will
2062     * result in single-finger touch events; other two-finger gestures will
2063     * result in the corresponding two-finger touch event.
2064     */
2065    @SdkConstant(SdkConstantType.FEATURE)
2066    public static final String FEATURE_FAKETOUCH_MULTITOUCH_DISTINCT = "android.hardware.faketouch.multitouch.distinct";
2067
2068    /**
2069     * Feature for {@link #getSystemAvailableFeatures} and
2070     * {@link #hasSystemFeature}: The device does not have a touch screen, but
2071     * does support touch emulation for basic events that supports tracking
2072     * a hand of fingers (5 or more fingers) fully independently.
2073     * This is an extension of
2074     * {@link #FEATURE_FAKETOUCH} for input devices with this capability.  Note
2075     * that unlike a multitouch screen as defined by
2076     * {@link #FEATURE_TOUCHSCREEN_MULTITOUCH_JAZZHAND}, not all two finger
2077     * gestures can be detected due to the limitations described for
2078     * {@link #FEATURE_FAKETOUCH_MULTITOUCH_DISTINCT}.
2079     */
2080    @SdkConstant(SdkConstantType.FEATURE)
2081    public static final String FEATURE_FAKETOUCH_MULTITOUCH_JAZZHAND = "android.hardware.faketouch.multitouch.jazzhand";
2082
2083    /**
2084     * Feature for {@link #getSystemAvailableFeatures} and
2085     * {@link #hasSystemFeature}: The device has biometric hardware to detect a fingerprint.
2086      */
2087    @SdkConstant(SdkConstantType.FEATURE)
2088    public static final String FEATURE_FINGERPRINT = "android.hardware.fingerprint";
2089
2090    /**
2091     * Feature for {@link #getSystemAvailableFeatures} and
2092     * {@link #hasSystemFeature}: The device supports portrait orientation
2093     * screens.  For backwards compatibility, you can assume that if neither
2094     * this nor {@link #FEATURE_SCREEN_LANDSCAPE} is set then the device supports
2095     * both portrait and landscape.
2096     */
2097    @SdkConstant(SdkConstantType.FEATURE)
2098    public static final String FEATURE_SCREEN_PORTRAIT = "android.hardware.screen.portrait";
2099
2100    /**
2101     * Feature for {@link #getSystemAvailableFeatures} and
2102     * {@link #hasSystemFeature}: The device supports landscape orientation
2103     * screens.  For backwards compatibility, you can assume that if neither
2104     * this nor {@link #FEATURE_SCREEN_PORTRAIT} is set then the device supports
2105     * both portrait and landscape.
2106     */
2107    @SdkConstant(SdkConstantType.FEATURE)
2108    public static final String FEATURE_SCREEN_LANDSCAPE = "android.hardware.screen.landscape";
2109
2110    /**
2111     * Feature for {@link #getSystemAvailableFeatures} and
2112     * {@link #hasSystemFeature}: The device supports live wallpapers.
2113     */
2114    @SdkConstant(SdkConstantType.FEATURE)
2115    public static final String FEATURE_LIVE_WALLPAPER = "android.software.live_wallpaper";
2116    /**
2117     * Feature for {@link #getSystemAvailableFeatures} and
2118     * {@link #hasSystemFeature}: The device supports app widgets.
2119     */
2120    @SdkConstant(SdkConstantType.FEATURE)
2121    public static final String FEATURE_APP_WIDGETS = "android.software.app_widgets";
2122
2123    /**
2124     * @hide
2125     * Feature for {@link #getSystemAvailableFeatures} and
2126     * {@link #hasSystemFeature}: The device supports
2127     * {@link android.service.voice.VoiceInteractionService} and
2128     * {@link android.app.VoiceInteractor}.
2129     */
2130    @SdkConstant(SdkConstantType.FEATURE)
2131    public static final String FEATURE_VOICE_RECOGNIZERS = "android.software.voice_recognizers";
2132
2133
2134    /**
2135     * Feature for {@link #getSystemAvailableFeatures} and
2136     * {@link #hasSystemFeature}: The device supports a home screen that is replaceable
2137     * by third party applications.
2138     */
2139    @SdkConstant(SdkConstantType.FEATURE)
2140    public static final String FEATURE_HOME_SCREEN = "android.software.home_screen";
2141
2142    /**
2143     * Feature for {@link #getSystemAvailableFeatures} and
2144     * {@link #hasSystemFeature}: The device supports adding new input methods implemented
2145     * with the {@link android.inputmethodservice.InputMethodService} API.
2146     */
2147    @SdkConstant(SdkConstantType.FEATURE)
2148    public static final String FEATURE_INPUT_METHODS = "android.software.input_methods";
2149
2150    /**
2151     * Feature for {@link #getSystemAvailableFeatures} and
2152     * {@link #hasSystemFeature}: The device supports device policy enforcement via device admins.
2153     */
2154    @SdkConstant(SdkConstantType.FEATURE)
2155    public static final String FEATURE_DEVICE_ADMIN = "android.software.device_admin";
2156
2157    /**
2158     * Feature for {@link #getSystemAvailableFeatures} and
2159     * {@link #hasSystemFeature}: The device supports leanback UI. This is
2160     * typically used in a living room television experience, but is a software
2161     * feature unlike {@link #FEATURE_TELEVISION}. Devices running with this
2162     * feature will use resources associated with the "television" UI mode.
2163     */
2164    @SdkConstant(SdkConstantType.FEATURE)
2165    public static final String FEATURE_LEANBACK = "android.software.leanback";
2166
2167    /**
2168     * Feature for {@link #getSystemAvailableFeatures} and
2169     * {@link #hasSystemFeature}: The device supports only leanback UI. Only
2170     * applications designed for this experience should be run, though this is
2171     * not enforced by the system.
2172     */
2173    @SdkConstant(SdkConstantType.FEATURE)
2174    public static final String FEATURE_LEANBACK_ONLY = "android.software.leanback_only";
2175
2176    /**
2177     * Feature for {@link #getSystemAvailableFeatures} and
2178     * {@link #hasSystemFeature}: The device supports live TV and can display
2179     * contents from TV inputs implemented with the
2180     * {@link android.media.tv.TvInputService} API.
2181     */
2182    @SdkConstant(SdkConstantType.FEATURE)
2183    public static final String FEATURE_LIVE_TV = "android.software.live_tv";
2184
2185    /**
2186     * Feature for {@link #getSystemAvailableFeatures} and
2187     * {@link #hasSystemFeature}: The device supports WiFi (802.11) networking.
2188     */
2189    @SdkConstant(SdkConstantType.FEATURE)
2190    public static final String FEATURE_WIFI = "android.hardware.wifi";
2191
2192    /**
2193     * Feature for {@link #getSystemAvailableFeatures} and
2194     * {@link #hasSystemFeature}: The device supports Wi-Fi Direct networking.
2195     */
2196    @SdkConstant(SdkConstantType.FEATURE)
2197    public static final String FEATURE_WIFI_DIRECT = "android.hardware.wifi.direct";
2198
2199    /**
2200     * Feature for {@link #getSystemAvailableFeatures} and
2201     * {@link #hasSystemFeature}: The device supports Wi-Fi Aware.
2202     */
2203    @SdkConstant(SdkConstantType.FEATURE)
2204    public static final String FEATURE_WIFI_AWARE = "android.hardware.wifi.aware";
2205
2206    /**
2207     * Feature for {@link #getSystemAvailableFeatures} and
2208     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
2209     * on a vehicle headunit. A headunit here is defined to be inside a
2210     * vehicle that may or may not be moving. A headunit uses either a
2211     * primary display in the center console and/or additional displays in
2212     * the instrument cluster or elsewhere in the vehicle. Headunit display(s)
2213     * have limited size and resolution. The user will likely be focused on
2214     * driving so limiting driver distraction is a primary concern. User input
2215     * can be a variety of hard buttons, touch, rotary controllers and even mouse-
2216     * like interfaces.
2217     */
2218    @SdkConstant(SdkConstantType.FEATURE)
2219    public static final String FEATURE_AUTOMOTIVE = "android.hardware.type.automotive";
2220
2221    /**
2222     * Feature for {@link #getSystemAvailableFeatures} and
2223     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
2224     * on a television.  Television here is defined to be a typical living
2225     * room television experience: displayed on a big screen, where the user
2226     * is sitting far away from it, and the dominant form of input will be
2227     * something like a DPAD, not through touch or mouse.
2228     * @deprecated use {@link #FEATURE_LEANBACK} instead.
2229     */
2230    @Deprecated
2231    @SdkConstant(SdkConstantType.FEATURE)
2232    public static final String FEATURE_TELEVISION = "android.hardware.type.television";
2233
2234    /**
2235     * Feature for {@link #getSystemAvailableFeatures} and
2236     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
2237     * on a watch. A watch here is defined to be a device worn on the body, perhaps on
2238     * the wrist. The user is very close when interacting with the device.
2239     */
2240    @SdkConstant(SdkConstantType.FEATURE)
2241    public static final String FEATURE_WATCH = "android.hardware.type.watch";
2242
2243    /**
2244     * Feature for {@link #getSystemAvailableFeatures} and
2245     * {@link #hasSystemFeature}: This is a device for IoT and may not have an UI. An embedded
2246     * device is defined as a full stack Android device with or without a display and no
2247     * user-installable apps.
2248     */
2249    @SdkConstant(SdkConstantType.FEATURE)
2250    public static final String FEATURE_EMBEDDED = "android.hardware.type.embedded";
2251
2252    /**
2253     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2254     * The device supports printing.
2255     */
2256    @SdkConstant(SdkConstantType.FEATURE)
2257    public static final String FEATURE_PRINTING = "android.software.print";
2258
2259    /**
2260     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2261     * The device supports {@link android.companion.CompanionDeviceManager#associate associating}
2262     * with devices via {@link android.companion.CompanionDeviceManager}.
2263     */
2264    @SdkConstant(SdkConstantType.FEATURE)
2265    public static final String FEATURE_COMPANION_DEVICE_SETUP
2266            = "android.software.companion_device_setup";
2267
2268    /**
2269     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2270     * The device can perform backup and restore operations on installed applications.
2271     */
2272    @SdkConstant(SdkConstantType.FEATURE)
2273    public static final String FEATURE_BACKUP = "android.software.backup";
2274
2275    /**
2276     * Feature for {@link #getSystemAvailableFeatures} and
2277     * {@link #hasSystemFeature}: The device supports freeform window management.
2278     * Windows have title bars and can be moved and resized.
2279     */
2280    // If this feature is present, you also need to set
2281    // com.android.internal.R.config_freeformWindowManagement to true in your configuration overlay.
2282    @SdkConstant(SdkConstantType.FEATURE)
2283    public static final String FEATURE_FREEFORM_WINDOW_MANAGEMENT
2284            = "android.software.freeform_window_management";
2285
2286    /**
2287     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2288     * The device supports picture-in-picture multi-window mode.
2289     */
2290    @SdkConstant(SdkConstantType.FEATURE)
2291    public static final String FEATURE_PICTURE_IN_PICTURE = "android.software.picture_in_picture";
2292
2293    /**
2294     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2295     * The device supports running activities on secondary displays.
2296     */
2297    @SdkConstant(SdkConstantType.FEATURE)
2298    public static final String FEATURE_ACTIVITIES_ON_SECONDARY_DISPLAYS
2299            = "android.software.activities_on_secondary_displays";
2300
2301    /**
2302     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2303     * The device supports creating secondary users and managed profiles via
2304     * {@link DevicePolicyManager}.
2305     */
2306    @SdkConstant(SdkConstantType.FEATURE)
2307    public static final String FEATURE_MANAGED_USERS = "android.software.managed_users";
2308
2309    /**
2310     * @hide
2311     * TODO: Remove after dependencies updated b/17392243
2312     */
2313    public static final String FEATURE_MANAGED_PROFILES = "android.software.managed_users";
2314
2315    /**
2316     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2317     * The device supports verified boot.
2318     */
2319    @SdkConstant(SdkConstantType.FEATURE)
2320    public static final String FEATURE_VERIFIED_BOOT = "android.software.verified_boot";
2321
2322    /**
2323     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2324     * The device supports secure removal of users. When a user is deleted the data associated
2325     * with that user is securely deleted and no longer available.
2326     */
2327    @SdkConstant(SdkConstantType.FEATURE)
2328    public static final String FEATURE_SECURELY_REMOVES_USERS
2329            = "android.software.securely_removes_users";
2330
2331    /** {@hide} */
2332    @SdkConstant(SdkConstantType.FEATURE)
2333    public static final String FEATURE_FILE_BASED_ENCRYPTION
2334            = "android.software.file_based_encryption";
2335
2336    /**
2337     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2338     * The device has a full implementation of the android.webkit.* APIs. Devices
2339     * lacking this feature will not have a functioning WebView implementation.
2340     */
2341    @SdkConstant(SdkConstantType.FEATURE)
2342    public static final String FEATURE_WEBVIEW = "android.software.webview";
2343
2344    /**
2345     * Feature for {@link #getSystemAvailableFeatures} and
2346     * {@link #hasSystemFeature}: This device supports ethernet.
2347     */
2348    @SdkConstant(SdkConstantType.FEATURE)
2349    public static final String FEATURE_ETHERNET = "android.hardware.ethernet";
2350
2351    /**
2352     * Feature for {@link #getSystemAvailableFeatures} and
2353     * {@link #hasSystemFeature}: This device supports HDMI-CEC.
2354     * @hide
2355     */
2356    @SdkConstant(SdkConstantType.FEATURE)
2357    public static final String FEATURE_HDMI_CEC = "android.hardware.hdmi.cec";
2358
2359    /**
2360     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2361     * The device has all of the inputs necessary to be considered a compatible game controller, or
2362     * includes a compatible game controller in the box.
2363     */
2364    @SdkConstant(SdkConstantType.FEATURE)
2365    public static final String FEATURE_GAMEPAD = "android.hardware.gamepad";
2366
2367    /**
2368     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2369     * The device has a full implementation of the android.media.midi.* APIs.
2370     */
2371    @SdkConstant(SdkConstantType.FEATURE)
2372    public static final String FEATURE_MIDI = "android.software.midi";
2373
2374    /**
2375     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2376     * The device implements an optimized mode for virtual reality (VR) applications that handles
2377     * stereoscopic rendering of notifications, and disables most monocular system UI components
2378     * while a VR application has user focus.
2379     * Devices declaring this feature must include an application implementing a
2380     * {@link android.service.vr.VrListenerService} that can be targeted by VR applications via
2381     * {@link android.app.Activity#setVrModeEnabled}.
2382     */
2383    @SdkConstant(SdkConstantType.FEATURE)
2384    public static final String FEATURE_VR_MODE = "android.software.vr.mode";
2385
2386    /**
2387     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2388     * The device implements {@link #FEATURE_VR_MODE} but additionally meets extra CDD requirements
2389     * to provide a high-quality VR experience.  In general, devices declaring this feature will
2390     * additionally:
2391     * <ul>
2392     *   <li>Deliver consistent performance at a high framerate over an extended period of time
2393     *   for typical VR application CPU/GPU workloads with a minimal number of frame drops for VR
2394     *   applications that have called
2395     *   {@link android.view.Window#setSustainedPerformanceMode}.</li>
2396     *   <li>Implement {@link #FEATURE_HIFI_SENSORS} and have a low sensor latency.</li>
2397     *   <li>Include optimizations to lower display persistence while running VR applications.</li>
2398     *   <li>Implement an optimized render path to minimize latency to draw to the device's main
2399     *   display.</li>
2400     *   <li>Include the following EGL extensions: EGL_ANDROID_create_native_client_buffer,
2401     *   EGL_ANDROID_front_buffer_auto_refresh, EGL_EXT_protected_content,
2402     *   EGL_KHR_mutable_render_buffer, EGL_KHR_reusable_sync, and EGL_KHR_wait_sync.</li>
2403     *   <li>Provide at least one CPU core that is reserved for use solely by the top, foreground
2404     *   VR application process for critical render threads while such an application is
2405     *   running.</li>
2406     * </ul>
2407     */
2408    @SdkConstant(SdkConstantType.FEATURE)
2409    public static final String FEATURE_VR_MODE_HIGH_PERFORMANCE
2410            = "android.hardware.vr.high_performance";
2411
2412    /**
2413     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2414     * The device supports autofill of user credentials, addresses, credit cards, etc
2415     * via integration with {@link android.service.autofill.AutofillService autofill
2416     * providers}.
2417     */
2418    @SdkConstant(SdkConstantType.FEATURE)
2419    public static final String FEATURE_AUTOFILL = "android.software.autofill";
2420
2421    /**
2422     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2423     * The device implements headtracking suitable for a VR device.
2424     */
2425    @SdkConstant(SdkConstantType.FEATURE)
2426    public static final String FEATURE_VR_HEADTRACKING = "android.hardware.vr.headtracking";
2427
2428    /**
2429     * Action to external storage service to clean out removed apps.
2430     * @hide
2431     */
2432    public static final String ACTION_CLEAN_EXTERNAL_STORAGE
2433            = "android.content.pm.CLEAN_EXTERNAL_STORAGE";
2434
2435    /**
2436     * Extra field name for the URI to a verification file. Passed to a package
2437     * verifier.
2438     *
2439     * @hide
2440     */
2441    public static final String EXTRA_VERIFICATION_URI = "android.content.pm.extra.VERIFICATION_URI";
2442
2443    /**
2444     * Extra field name for the ID of a package pending verification. Passed to
2445     * a package verifier and is used to call back to
2446     * {@link PackageManager#verifyPendingInstall(int, int)}
2447     */
2448    public static final String EXTRA_VERIFICATION_ID = "android.content.pm.extra.VERIFICATION_ID";
2449
2450    /**
2451     * Extra field name for the package identifier which is trying to install
2452     * the package.
2453     *
2454     * @hide
2455     */
2456    public static final String EXTRA_VERIFICATION_INSTALLER_PACKAGE
2457            = "android.content.pm.extra.VERIFICATION_INSTALLER_PACKAGE";
2458
2459    /**
2460     * Extra field name for the requested install flags for a package pending
2461     * verification. Passed to a package verifier.
2462     *
2463     * @hide
2464     */
2465    public static final String EXTRA_VERIFICATION_INSTALL_FLAGS
2466            = "android.content.pm.extra.VERIFICATION_INSTALL_FLAGS";
2467
2468    /**
2469     * Extra field name for the uid of who is requesting to install
2470     * the package.
2471     *
2472     * @hide
2473     */
2474    public static final String EXTRA_VERIFICATION_INSTALLER_UID
2475            = "android.content.pm.extra.VERIFICATION_INSTALLER_UID";
2476
2477    /**
2478     * Extra field name for the package name of a package pending verification.
2479     *
2480     * @hide
2481     */
2482    public static final String EXTRA_VERIFICATION_PACKAGE_NAME
2483            = "android.content.pm.extra.VERIFICATION_PACKAGE_NAME";
2484    /**
2485     * Extra field name for the result of a verification, either
2486     * {@link #VERIFICATION_ALLOW}, or {@link #VERIFICATION_REJECT}.
2487     * Passed to package verifiers after a package is verified.
2488     */
2489    public static final String EXTRA_VERIFICATION_RESULT
2490            = "android.content.pm.extra.VERIFICATION_RESULT";
2491
2492    /**
2493     * Extra field name for the version code of a package pending verification.
2494     *
2495     * @hide
2496     */
2497    public static final String EXTRA_VERIFICATION_VERSION_CODE
2498            = "android.content.pm.extra.VERIFICATION_VERSION_CODE";
2499
2500    /**
2501     * Extra field name for the ID of a intent filter pending verification.
2502     * Passed to an intent filter verifier and is used to call back to
2503     * {@link #verifyIntentFilter}
2504     *
2505     * @hide
2506     */
2507    public static final String EXTRA_INTENT_FILTER_VERIFICATION_ID
2508            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_ID";
2509
2510    /**
2511     * Extra field name for the scheme used for an intent filter pending verification. Passed to
2512     * an intent filter verifier and is used to construct the URI to verify against.
2513     *
2514     * Usually this is "https"
2515     *
2516     * @hide
2517     */
2518    public static final String EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME
2519            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_URI_SCHEME";
2520
2521    /**
2522     * Extra field name for the host names to be used for an intent filter pending verification.
2523     * Passed to an intent filter verifier and is used to construct the URI to verify the
2524     * intent filter.
2525     *
2526     * This is a space delimited list of hosts.
2527     *
2528     * @hide
2529     */
2530    public static final String EXTRA_INTENT_FILTER_VERIFICATION_HOSTS
2531            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_HOSTS";
2532
2533    /**
2534     * Extra field name for the package name to be used for an intent filter pending verification.
2535     * Passed to an intent filter verifier and is used to check the verification responses coming
2536     * from the hosts. Each host response will need to include the package name of APK containing
2537     * the intent filter.
2538     *
2539     * @hide
2540     */
2541    public static final String EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME
2542            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_PACKAGE_NAME";
2543
2544    /**
2545     * The action used to request that the user approve a permission request
2546     * from the application.
2547     *
2548     * @hide
2549     */
2550    @SystemApi
2551    public static final String ACTION_REQUEST_PERMISSIONS =
2552            "android.content.pm.action.REQUEST_PERMISSIONS";
2553
2554    /**
2555     * The names of the requested permissions.
2556     * <p>
2557     * <strong>Type:</strong> String[]
2558     * </p>
2559     *
2560     * @hide
2561     */
2562    @SystemApi
2563    public static final String EXTRA_REQUEST_PERMISSIONS_NAMES =
2564            "android.content.pm.extra.REQUEST_PERMISSIONS_NAMES";
2565
2566    /**
2567     * The results from the permissions request.
2568     * <p>
2569     * <strong>Type:</strong> int[] of #PermissionResult
2570     * </p>
2571     *
2572     * @hide
2573     */
2574    @SystemApi
2575    public static final String EXTRA_REQUEST_PERMISSIONS_RESULTS
2576            = "android.content.pm.extra.REQUEST_PERMISSIONS_RESULTS";
2577
2578    /**
2579     * String extra for {@link PackageInstallObserver} in the 'extras' Bundle in case of
2580     * {@link #INSTALL_FAILED_DUPLICATE_PERMISSION}.  This extra names the package which provides
2581     * the existing definition for the permission.
2582     * @hide
2583     */
2584    public static final String EXTRA_FAILURE_EXISTING_PACKAGE
2585            = "android.content.pm.extra.FAILURE_EXISTING_PACKAGE";
2586
2587    /**
2588     * String extra for {@link PackageInstallObserver} in the 'extras' Bundle in case of
2589     * {@link #INSTALL_FAILED_DUPLICATE_PERMISSION}.  This extra names the permission that is
2590     * being redundantly defined by the package being installed.
2591     * @hide
2592     */
2593    public static final String EXTRA_FAILURE_EXISTING_PERMISSION
2594            = "android.content.pm.extra.FAILURE_EXISTING_PERMISSION";
2595
2596   /**
2597    * Permission flag: The permission is set in its current state
2598    * by the user and apps can still request it at runtime.
2599    *
2600    * @hide
2601    */
2602    @SystemApi
2603    public static final int FLAG_PERMISSION_USER_SET = 1 << 0;
2604
2605    /**
2606     * Permission flag: The permission is set in its current state
2607     * by the user and it is fixed, i.e. apps can no longer request
2608     * this permission.
2609     *
2610     * @hide
2611     */
2612    @SystemApi
2613    public static final int FLAG_PERMISSION_USER_FIXED =  1 << 1;
2614
2615    /**
2616     * Permission flag: The permission is set in its current state
2617     * by device policy and neither apps nor the user can change
2618     * its state.
2619     *
2620     * @hide
2621     */
2622    @SystemApi
2623    public static final int FLAG_PERMISSION_POLICY_FIXED =  1 << 2;
2624
2625    /**
2626     * Permission flag: The permission is set in a granted state but
2627     * access to resources it guards is restricted by other means to
2628     * enable revoking a permission on legacy apps that do not support
2629     * runtime permissions. If this permission is upgraded to runtime
2630     * because the app was updated to support runtime permissions, the
2631     * the permission will be revoked in the upgrade process.
2632     *
2633     * @hide
2634     */
2635    @SystemApi
2636    public static final int FLAG_PERMISSION_REVOKE_ON_UPGRADE =  1 << 3;
2637
2638    /**
2639     * Permission flag: The permission is set in its current state
2640     * because the app is a component that is a part of the system.
2641     *
2642     * @hide
2643     */
2644    @SystemApi
2645    public static final int FLAG_PERMISSION_SYSTEM_FIXED =  1 << 4;
2646
2647    /**
2648     * Permission flag: The permission is granted by default because it
2649     * enables app functionality that is expected to work out-of-the-box
2650     * for providing a smooth user experience. For example, the phone app
2651     * is expected to have the phone permission.
2652     *
2653     * @hide
2654     */
2655    @SystemApi
2656    public static final int FLAG_PERMISSION_GRANTED_BY_DEFAULT =  1 << 5;
2657
2658    /**
2659     * Permission flag: The permission has to be reviewed before any of
2660     * the app components can run.
2661     *
2662     * @hide
2663     */
2664    @SystemApi
2665    public static final int FLAG_PERMISSION_REVIEW_REQUIRED =  1 << 6;
2666
2667    /**
2668     * Mask for all permission flags.
2669     *
2670     * @hide
2671     */
2672    @SystemApi
2673    public static final int MASK_PERMISSION_FLAGS = 0xFF;
2674
2675    /**
2676     * This is a library that contains components apps can invoke. For
2677     * example, a services for apps to bind to, or standard chooser UI,
2678     * etc. This library is versioned and backwards compatible. Clients
2679     * should check its version via {@link android.ext.services.Version
2680     * #getVersionCode()} and avoid calling APIs added in later versions.
2681     *
2682     * @hide
2683     */
2684    public static final String SYSTEM_SHARED_LIBRARY_SERVICES = "android.ext.services";
2685
2686    /**
2687     * This is a library that contains components apps can dynamically
2688     * load. For example, new widgets, helper classes, etc. This library
2689     * is versioned and backwards compatible. Clients should check its
2690     * version via {@link android.ext.shared.Version#getVersionCode()}
2691     * and avoid calling APIs added in later versions.
2692     *
2693     * @hide
2694     */
2695    public static final String SYSTEM_SHARED_LIBRARY_SHARED = "android.ext.shared";
2696
2697    /**
2698     * Used when starting a process for an Activity.
2699     *
2700     * @hide
2701     */
2702    public static final int NOTIFY_PACKAGE_USE_ACTIVITY = 0;
2703
2704    /**
2705     * Used when starting a process for a Service.
2706     *
2707     * @hide
2708     */
2709    public static final int NOTIFY_PACKAGE_USE_SERVICE = 1;
2710
2711    /**
2712     * Used when moving a Service to the foreground.
2713     *
2714     * @hide
2715     */
2716    public static final int NOTIFY_PACKAGE_USE_FOREGROUND_SERVICE = 2;
2717
2718    /**
2719     * Used when starting a process for a BroadcastReceiver.
2720     *
2721     * @hide
2722     */
2723    public static final int NOTIFY_PACKAGE_USE_BROADCAST_RECEIVER = 3;
2724
2725    /**
2726     * Used when starting a process for a ContentProvider.
2727     *
2728     * @hide
2729     */
2730    public static final int NOTIFY_PACKAGE_USE_CONTENT_PROVIDER = 4;
2731
2732    /**
2733     * Used when starting a process for a BroadcastReceiver.
2734     *
2735     * @hide
2736     */
2737    public static final int NOTIFY_PACKAGE_USE_BACKUP = 5;
2738
2739    /**
2740     * Used with Context.getClassLoader() across Android packages.
2741     *
2742     * @hide
2743     */
2744    public static final int NOTIFY_PACKAGE_USE_CROSS_PACKAGE = 6;
2745
2746    /**
2747     * Used when starting a package within a process for Instrumentation.
2748     *
2749     * @hide
2750     */
2751    public static final int NOTIFY_PACKAGE_USE_INSTRUMENTATION = 7;
2752
2753    /**
2754     * Total number of usage reasons.
2755     *
2756     * @hide
2757     */
2758    public static final int NOTIFY_PACKAGE_USE_REASONS_COUNT = 8;
2759
2760    /**
2761     * Constant for specifying the highest installed package version code.
2762     */
2763    public static final int VERSION_CODE_HIGHEST = -1;
2764
2765    /**
2766     * Retrieve overall information about an application package that is
2767     * installed on the system.
2768     *
2769     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2770     *         desired package.
2771     * @param flags Additional option flags. Use any combination of
2772     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
2773     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
2774     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
2775     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
2776     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
2777     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
2778     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
2779     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
2780     *         {@link #MATCH_UNINSTALLED_PACKAGES}
2781     *         to modify the data returned.
2782     *
2783     * @return A PackageInfo object containing information about the
2784     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
2785     *         package is not found in the list of installed applications, the
2786     *         package information is retrieved from the list of uninstalled
2787     *         applications (which includes installed applications as well as
2788     *         applications with data directory i.e. applications which had been
2789     *         deleted with {@code DONT_DELETE_DATA} flag set).
2790     * @throws NameNotFoundException if a package with the given name cannot be
2791     *             found on the system.
2792     * @see #GET_ACTIVITIES
2793     * @see #GET_CONFIGURATIONS
2794     * @see #GET_GIDS
2795     * @see #GET_INSTRUMENTATION
2796     * @see #GET_INTENT_FILTERS
2797     * @see #GET_META_DATA
2798     * @see #GET_PERMISSIONS
2799     * @see #GET_PROVIDERS
2800     * @see #GET_RECEIVERS
2801     * @see #GET_SERVICES
2802     * @see #GET_SHARED_LIBRARY_FILES
2803     * @see #GET_SIGNATURES
2804     * @see #GET_URI_PERMISSION_PATTERNS
2805     * @see #MATCH_DISABLED_COMPONENTS
2806     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
2807     * @see #MATCH_UNINSTALLED_PACKAGES
2808     */
2809    public abstract PackageInfo getPackageInfo(String packageName, @PackageInfoFlags int flags)
2810            throws NameNotFoundException;
2811
2812    /**
2813     * Retrieve overall information about an application package that is
2814     * installed on the system. This method can be used for retrieving
2815     * information about packages for which multiple versions can be
2816     * installed at the time. Currently only packages hosting static shared
2817     * libraries can have multiple installed versions. The method can also
2818     * be used to get info for a package that has a single version installed
2819     * by passing {@link #VERSION_CODE_HIGHEST} in the {@link VersionedPackage}
2820     * constructor.
2821     *
2822     * @param versionedPackage The versioned packages for which to query.
2823     * @param flags Additional option flags. Use any combination of
2824     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
2825     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
2826     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
2827     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
2828     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
2829     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
2830     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
2831     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
2832     *         {@link #MATCH_UNINSTALLED_PACKAGES}
2833     *         to modify the data returned.
2834     *
2835     * @return A PackageInfo object containing information about the
2836     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
2837     *         package is not found in the list of installed applications, the
2838     *         package information is retrieved from the list of uninstalled
2839     *         applications (which includes installed applications as well as
2840     *         applications with data directory i.e. applications which had been
2841     *         deleted with {@code DONT_DELETE_DATA} flag set).
2842     * @throws NameNotFoundException if a package with the given name cannot be
2843     *             found on the system.
2844     * @see #GET_ACTIVITIES
2845     * @see #GET_CONFIGURATIONS
2846     * @see #GET_GIDS
2847     * @see #GET_INSTRUMENTATION
2848     * @see #GET_INTENT_FILTERS
2849     * @see #GET_META_DATA
2850     * @see #GET_PERMISSIONS
2851     * @see #GET_PROVIDERS
2852     * @see #GET_RECEIVERS
2853     * @see #GET_SERVICES
2854     * @see #GET_SHARED_LIBRARY_FILES
2855     * @see #GET_SIGNATURES
2856     * @see #GET_URI_PERMISSION_PATTERNS
2857     * @see #MATCH_DISABLED_COMPONENTS
2858     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
2859     * @see #MATCH_UNINSTALLED_PACKAGES
2860     */
2861    public abstract PackageInfo getPackageInfo(VersionedPackage versionedPackage,
2862            @PackageInfoFlags int flags) throws NameNotFoundException;
2863
2864    /**
2865     * Retrieve overall information about an application package that is
2866     * installed on the system.
2867     *
2868     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2869     *         desired package.
2870     * @param flags Additional option flags. Use any combination of
2871     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
2872     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
2873     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
2874     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
2875     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
2876     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
2877     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
2878     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
2879     *         {@link #MATCH_UNINSTALLED_PACKAGES}
2880     *         to modify the data returned.
2881     * @param userId The user id.
2882     *
2883     * @return A PackageInfo object containing information about the
2884     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
2885     *         package is not found in the list of installed applications, the
2886     *         package information is retrieved from the list of uninstalled
2887     *         applications (which includes installed applications as well as
2888     *         applications with data directory i.e. applications which had been
2889     *         deleted with {@code DONT_DELETE_DATA} flag set).
2890     * @throws NameNotFoundException if a package with the given name cannot be
2891     *             found on the system.
2892     * @see #GET_ACTIVITIES
2893     * @see #GET_CONFIGURATIONS
2894     * @see #GET_GIDS
2895     * @see #GET_INSTRUMENTATION
2896     * @see #GET_INTENT_FILTERS
2897     * @see #GET_META_DATA
2898     * @see #GET_PERMISSIONS
2899     * @see #GET_PROVIDERS
2900     * @see #GET_RECEIVERS
2901     * @see #GET_SERVICES
2902     * @see #GET_SHARED_LIBRARY_FILES
2903     * @see #GET_SIGNATURES
2904     * @see #GET_URI_PERMISSION_PATTERNS
2905     * @see #MATCH_DISABLED_COMPONENTS
2906     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
2907     * @see #MATCH_UNINSTALLED_PACKAGES
2908     *
2909     * @hide
2910     */
2911    @RequiresPermission(Manifest.permission.INTERACT_ACROSS_USERS)
2912    public abstract PackageInfo getPackageInfoAsUser(String packageName,
2913            @PackageInfoFlags int flags, @UserIdInt int userId) throws NameNotFoundException;
2914
2915    /**
2916     * Map from the current package names in use on the device to whatever
2917     * the current canonical name of that package is.
2918     * @param names Array of current names to be mapped.
2919     * @return Returns an array of the same size as the original, containing
2920     * the canonical name for each package.
2921     */
2922    public abstract String[] currentToCanonicalPackageNames(String[] names);
2923
2924    /**
2925     * Map from a packages canonical name to the current name in use on the device.
2926     * @param names Array of new names to be mapped.
2927     * @return Returns an array of the same size as the original, containing
2928     * the current name for each package.
2929     */
2930    public abstract String[] canonicalToCurrentPackageNames(String[] names);
2931
2932    /**
2933     * Returns a "good" intent to launch a front-door activity in a package.
2934     * This is used, for example, to implement an "open" button when browsing
2935     * through packages.  The current implementation looks first for a main
2936     * activity in the category {@link Intent#CATEGORY_INFO}, and next for a
2937     * main activity in the category {@link Intent#CATEGORY_LAUNCHER}. Returns
2938     * <code>null</code> if neither are found.
2939     *
2940     * @param packageName The name of the package to inspect.
2941     *
2942     * @return A fully-qualified {@link Intent} that can be used to launch the
2943     * main activity in the package. Returns <code>null</code> if the package
2944     * does not contain such an activity, or if <em>packageName</em> is not
2945     * recognized.
2946     */
2947    public abstract Intent getLaunchIntentForPackage(String packageName);
2948
2949    /**
2950     * Return a "good" intent to launch a front-door Leanback activity in a
2951     * package, for use for example to implement an "open" button when browsing
2952     * through packages. The current implementation will look for a main
2953     * activity in the category {@link Intent#CATEGORY_LEANBACK_LAUNCHER}, or
2954     * return null if no main leanback activities are found.
2955     *
2956     * @param packageName The name of the package to inspect.
2957     * @return Returns either a fully-qualified Intent that can be used to launch
2958     *         the main Leanback activity in the package, or null if the package
2959     *         does not contain such an activity.
2960     */
2961    public abstract Intent getLeanbackLaunchIntentForPackage(String packageName);
2962
2963    /**
2964     * Return an array of all of the POSIX secondary group IDs that have been
2965     * assigned to the given package.
2966     * <p>
2967     * Note that the same package may have different GIDs under different
2968     * {@link UserHandle} on the same device.
2969     *
2970     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2971     *            desired package.
2972     * @return Returns an int array of the assigned GIDs, or null if there are
2973     *         none.
2974     * @throws NameNotFoundException if a package with the given name cannot be
2975     *             found on the system.
2976     */
2977    public abstract int[] getPackageGids(String packageName)
2978            throws NameNotFoundException;
2979
2980    /**
2981     * Return an array of all of the POSIX secondary group IDs that have been
2982     * assigned to the given package.
2983     * <p>
2984     * Note that the same package may have different GIDs under different
2985     * {@link UserHandle} on the same device.
2986     *
2987     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2988     *            desired package.
2989     * @return Returns an int array of the assigned gids, or null if there are
2990     *         none.
2991     * @throws NameNotFoundException if a package with the given name cannot be
2992     *             found on the system.
2993     */
2994    public abstract int[] getPackageGids(String packageName, @PackageInfoFlags int flags)
2995            throws NameNotFoundException;
2996
2997    /**
2998     * Return the UID associated with the given package name.
2999     * <p>
3000     * Note that the same package will have different UIDs under different
3001     * {@link UserHandle} on the same device.
3002     *
3003     * @param packageName The full name (i.e. com.google.apps.contacts) of the
3004     *            desired package.
3005     * @return Returns an integer UID who owns the given package name.
3006     * @throws NameNotFoundException if a package with the given name can not be
3007     *             found on the system.
3008     */
3009    public abstract int getPackageUid(String packageName, @PackageInfoFlags int flags)
3010            throws NameNotFoundException;
3011
3012    /**
3013     * Return the UID associated with the given package name.
3014     * <p>
3015     * Note that the same package will have different UIDs under different
3016     * {@link UserHandle} on the same device.
3017     *
3018     * @param packageName The full name (i.e. com.google.apps.contacts) of the
3019     *            desired package.
3020     * @param userId The user handle identifier to look up the package under.
3021     * @return Returns an integer UID who owns the given package name.
3022     * @throws NameNotFoundException if a package with the given name can not be
3023     *             found on the system.
3024     * @hide
3025     */
3026    public abstract int getPackageUidAsUser(String packageName, @UserIdInt int userId)
3027            throws NameNotFoundException;
3028
3029    /**
3030     * Return the UID associated with the given package name.
3031     * <p>
3032     * Note that the same package will have different UIDs under different
3033     * {@link UserHandle} on the same device.
3034     *
3035     * @param packageName The full name (i.e. com.google.apps.contacts) of the
3036     *            desired package.
3037     * @param userId The user handle identifier to look up the package under.
3038     * @return Returns an integer UID who owns the given package name.
3039     * @throws NameNotFoundException if a package with the given name can not be
3040     *             found on the system.
3041     * @hide
3042     */
3043    public abstract int getPackageUidAsUser(String packageName, @PackageInfoFlags int flags,
3044            @UserIdInt int userId) throws NameNotFoundException;
3045
3046    /**
3047     * Retrieve all of the information we know about a particular permission.
3048     *
3049     * @param name The fully qualified name (i.e. com.google.permission.LOGIN)
3050     *         of the permission you are interested in.
3051     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
3052     *         retrieve any meta-data associated with the permission.
3053     *
3054     * @return Returns a {@link PermissionInfo} containing information about the
3055     *         permission.
3056     * @throws NameNotFoundException if a package with the given name cannot be
3057     *             found on the system.
3058     *
3059     * @see #GET_META_DATA
3060     */
3061    public abstract PermissionInfo getPermissionInfo(String name, @PermissionInfoFlags int flags)
3062            throws NameNotFoundException;
3063
3064    /**
3065     * Query for all of the permissions associated with a particular group.
3066     *
3067     * @param group The fully qualified name (i.e. com.google.permission.LOGIN)
3068     *         of the permission group you are interested in.  Use null to
3069     *         find all of the permissions not associated with a group.
3070     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
3071     *         retrieve any meta-data associated with the permissions.
3072     *
3073     * @return Returns a list of {@link PermissionInfo} containing information
3074     *             about all of the permissions in the given group.
3075     * @throws NameNotFoundException if a package with the given name cannot be
3076     *             found on the system.
3077     *
3078     * @see #GET_META_DATA
3079     */
3080    public abstract List<PermissionInfo> queryPermissionsByGroup(String group,
3081            @PermissionInfoFlags int flags) throws NameNotFoundException;
3082
3083    /**
3084     * Returns true if Permission Review Mode is enabled, false otherwise.
3085     *
3086     * @hide
3087     */
3088    @TestApi
3089    public abstract boolean isPermissionReviewModeEnabled();
3090
3091    /**
3092     * Retrieve all of the information we know about a particular group of
3093     * permissions.
3094     *
3095     * @param name The fully qualified name (i.e. com.google.permission_group.APPS)
3096     *         of the permission you are interested in.
3097     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
3098     *         retrieve any meta-data associated with the permission group.
3099     *
3100     * @return Returns a {@link PermissionGroupInfo} containing information
3101     *         about the permission.
3102     * @throws NameNotFoundException if a package with the given name cannot be
3103     *             found on the system.
3104     *
3105     * @see #GET_META_DATA
3106     */
3107    public abstract PermissionGroupInfo getPermissionGroupInfo(String name,
3108            @PermissionGroupInfoFlags int flags) throws NameNotFoundException;
3109
3110    /**
3111     * Retrieve all of the known permission groups in the system.
3112     *
3113     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
3114     *         retrieve any meta-data associated with the permission group.
3115     *
3116     * @return Returns a list of {@link PermissionGroupInfo} containing
3117     *         information about all of the known permission groups.
3118     *
3119     * @see #GET_META_DATA
3120     */
3121    public abstract List<PermissionGroupInfo> getAllPermissionGroups(
3122            @PermissionGroupInfoFlags int flags);
3123
3124    /**
3125     * Retrieve all of the information we know about a particular
3126     * package/application.
3127     *
3128     * @param packageName The full name (i.e. com.google.apps.contacts) of an
3129     *         application.
3130     * @param flags Additional option flags. Use any combination of
3131     *         {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3132     *         {@link #MATCH_SYSTEM_ONLY}, {@link #MATCH_UNINSTALLED_PACKAGES}
3133     *         to modify the data returned.
3134     *
3135     * @return An {@link ApplicationInfo} containing information about the
3136     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
3137     *         package is not found in the list of installed applications, the
3138     *         application information is retrieved from the list of uninstalled
3139     *         applications (which includes installed applications as well as
3140     *         applications with data directory i.e. applications which had been
3141     *         deleted with {@code DONT_DELETE_DATA} flag set).
3142     * @throws NameNotFoundException if a package with the given name cannot be
3143     *             found on the system.
3144     *
3145     * @see #GET_META_DATA
3146     * @see #GET_SHARED_LIBRARY_FILES
3147     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3148     * @see #MATCH_SYSTEM_ONLY
3149     * @see #MATCH_UNINSTALLED_PACKAGES
3150     */
3151    public abstract ApplicationInfo getApplicationInfo(String packageName,
3152            @ApplicationInfoFlags int flags) throws NameNotFoundException;
3153
3154    /** {@hide} */
3155    public abstract ApplicationInfo getApplicationInfoAsUser(String packageName,
3156            @ApplicationInfoFlags int flags, @UserIdInt int userId) throws NameNotFoundException;
3157
3158    /**
3159     * Retrieve all of the information we know about a particular activity
3160     * class.
3161     *
3162     * @param component The full component name (i.e.
3163     *            com.google.apps.contacts/com.google.apps.contacts.
3164     *            ContactsList) of an Activity class.
3165     * @param flags Additional option flags. Use any combination of
3166     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3167     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3168     *            {@link #MATCH_DISABLED_COMPONENTS},
3169     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3170     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3171     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3172     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3173     *            returned.
3174     * @return An {@link ActivityInfo} containing information about the
3175     *         activity.
3176     * @throws NameNotFoundException if a package with the given name cannot be
3177     *             found on the system.
3178     * @see #GET_META_DATA
3179     * @see #GET_SHARED_LIBRARY_FILES
3180     * @see #MATCH_ALL
3181     * @see #MATCH_DEBUG_TRIAGED_MISSING
3182     * @see #MATCH_DEFAULT_ONLY
3183     * @see #MATCH_DISABLED_COMPONENTS
3184     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3185     * @see #MATCH_DIRECT_BOOT_AWARE
3186     * @see #MATCH_DIRECT_BOOT_UNAWARE
3187     * @see #MATCH_SYSTEM_ONLY
3188     * @see #MATCH_UNINSTALLED_PACKAGES
3189     */
3190    public abstract ActivityInfo getActivityInfo(ComponentName component,
3191            @ComponentInfoFlags int flags) throws NameNotFoundException;
3192
3193    /**
3194     * Retrieve all of the information we know about a particular receiver
3195     * class.
3196     *
3197     * @param component The full component name (i.e.
3198     *            com.google.apps.calendar/com.google.apps.calendar.
3199     *            CalendarAlarm) of a Receiver class.
3200     * @param flags Additional option flags. Use any combination of
3201     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3202     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3203     *            {@link #MATCH_DISABLED_COMPONENTS},
3204     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3205     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3206     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3207     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3208     *            returned.
3209     * @return An {@link ActivityInfo} containing information about the
3210     *         receiver.
3211     * @throws NameNotFoundException if a package with the given name cannot be
3212     *             found on the system.
3213     * @see #GET_META_DATA
3214     * @see #GET_SHARED_LIBRARY_FILES
3215     * @see #MATCH_ALL
3216     * @see #MATCH_DEBUG_TRIAGED_MISSING
3217     * @see #MATCH_DEFAULT_ONLY
3218     * @see #MATCH_DISABLED_COMPONENTS
3219     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3220     * @see #MATCH_DIRECT_BOOT_AWARE
3221     * @see #MATCH_DIRECT_BOOT_UNAWARE
3222     * @see #MATCH_SYSTEM_ONLY
3223     * @see #MATCH_UNINSTALLED_PACKAGES
3224     */
3225    public abstract ActivityInfo getReceiverInfo(ComponentName component,
3226            @ComponentInfoFlags int flags) throws NameNotFoundException;
3227
3228    /**
3229     * Retrieve all of the information we know about a particular service class.
3230     *
3231     * @param component The full component name (i.e.
3232     *            com.google.apps.media/com.google.apps.media.
3233     *            BackgroundPlayback) of a Service class.
3234     * @param flags Additional option flags. Use any combination of
3235     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3236     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3237     *            {@link #MATCH_DISABLED_COMPONENTS},
3238     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3239     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3240     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3241     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3242     *            returned.
3243     * @return A {@link ServiceInfo} object containing information about the
3244     *         service.
3245     * @throws NameNotFoundException if a package with the given name cannot be
3246     *             found on the system.
3247     * @see #GET_META_DATA
3248     * @see #GET_SHARED_LIBRARY_FILES
3249     * @see #MATCH_ALL
3250     * @see #MATCH_DEBUG_TRIAGED_MISSING
3251     * @see #MATCH_DEFAULT_ONLY
3252     * @see #MATCH_DISABLED_COMPONENTS
3253     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3254     * @see #MATCH_DIRECT_BOOT_AWARE
3255     * @see #MATCH_DIRECT_BOOT_UNAWARE
3256     * @see #MATCH_SYSTEM_ONLY
3257     * @see #MATCH_UNINSTALLED_PACKAGES
3258     */
3259    public abstract ServiceInfo getServiceInfo(ComponentName component,
3260            @ComponentInfoFlags int flags) throws NameNotFoundException;
3261
3262    /**
3263     * Retrieve all of the information we know about a particular content
3264     * provider class.
3265     *
3266     * @param component The full component name (i.e.
3267     *            com.google.providers.media/com.google.providers.media.
3268     *            MediaProvider) of a ContentProvider class.
3269     * @param flags Additional option flags. Use any combination of
3270     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3271     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3272     *            {@link #MATCH_DISABLED_COMPONENTS},
3273     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3274     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3275     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3276     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3277     *            returned.
3278     * @return A {@link ProviderInfo} object containing information about the
3279     *         provider.
3280     * @throws NameNotFoundException if a package with the given name cannot be
3281     *             found on the system.
3282     * @see #GET_META_DATA
3283     * @see #GET_SHARED_LIBRARY_FILES
3284     * @see #MATCH_ALL
3285     * @see #MATCH_DEBUG_TRIAGED_MISSING
3286     * @see #MATCH_DEFAULT_ONLY
3287     * @see #MATCH_DISABLED_COMPONENTS
3288     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3289     * @see #MATCH_DIRECT_BOOT_AWARE
3290     * @see #MATCH_DIRECT_BOOT_UNAWARE
3291     * @see #MATCH_SYSTEM_ONLY
3292     * @see #MATCH_UNINSTALLED_PACKAGES
3293     */
3294    public abstract ProviderInfo getProviderInfo(ComponentName component,
3295            @ComponentInfoFlags int flags) throws NameNotFoundException;
3296
3297    /**
3298     * Return a List of all packages that are installed
3299     * on the device.
3300     *
3301     * @param flags Additional option flags. Use any combination of
3302     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
3303     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
3304     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
3305     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
3306     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
3307     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
3308     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
3309     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3310     *         {@link #MATCH_UNINSTALLED_PACKAGES}
3311     *         to modify the data returned.
3312     *
3313     * @return A List of PackageInfo objects, one for each installed package,
3314     *         containing information about the package.  In the unlikely case
3315     *         there are no installed packages, an empty list is returned. If
3316     *         flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the package
3317     *         information is retrieved from the list of uninstalled
3318     *         applications (which includes installed applications as well as
3319     *         applications with data directory i.e. applications which had been
3320     *         deleted with {@code DONT_DELETE_DATA} flag set).
3321     *
3322     * @see #GET_ACTIVITIES
3323     * @see #GET_CONFIGURATIONS
3324     * @see #GET_GIDS
3325     * @see #GET_INSTRUMENTATION
3326     * @see #GET_INTENT_FILTERS
3327     * @see #GET_META_DATA
3328     * @see #GET_PERMISSIONS
3329     * @see #GET_PROVIDERS
3330     * @see #GET_RECEIVERS
3331     * @see #GET_SERVICES
3332     * @see #GET_SHARED_LIBRARY_FILES
3333     * @see #GET_SIGNATURES
3334     * @see #GET_URI_PERMISSION_PATTERNS
3335     * @see #MATCH_DISABLED_COMPONENTS
3336     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3337     * @see #MATCH_UNINSTALLED_PACKAGES
3338     */
3339    public abstract List<PackageInfo> getInstalledPackages(@PackageInfoFlags int flags);
3340
3341    /**
3342     * Return a List of all installed packages that are currently
3343     * holding any of the given permissions.
3344     *
3345     * @param flags Additional option flags. Use any combination of
3346     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
3347     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
3348     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
3349     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
3350     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
3351     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
3352     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
3353     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3354     *         {@link #MATCH_UNINSTALLED_PACKAGES}
3355     *         to modify the data returned.
3356     *
3357     * @return A List of PackageInfo objects, one for each installed package
3358     *         that holds any of the permissions that were provided, containing
3359     *         information about the package. If no installed packages hold any
3360     *         of the permissions, an empty list is returned. If flag
3361     *         {@code MATCH_UNINSTALLED_PACKAGES} is set, the package information
3362     *         is retrieved from the list of uninstalled applications (which
3363     *         includes installed applications as well as applications with data
3364     *         directory i.e. applications which had been deleted with
3365     *         {@code DONT_DELETE_DATA} flag set).
3366     *
3367     * @see #GET_ACTIVITIES
3368     * @see #GET_CONFIGURATIONS
3369     * @see #GET_GIDS
3370     * @see #GET_INSTRUMENTATION
3371     * @see #GET_INTENT_FILTERS
3372     * @see #GET_META_DATA
3373     * @see #GET_PERMISSIONS
3374     * @see #GET_PROVIDERS
3375     * @see #GET_RECEIVERS
3376     * @see #GET_SERVICES
3377     * @see #GET_SHARED_LIBRARY_FILES
3378     * @see #GET_SIGNATURES
3379     * @see #GET_URI_PERMISSION_PATTERNS
3380     * @see #MATCH_DISABLED_COMPONENTS
3381     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3382     * @see #MATCH_UNINSTALLED_PACKAGES
3383     */
3384    public abstract List<PackageInfo> getPackagesHoldingPermissions(
3385            String[] permissions, @PackageInfoFlags int flags);
3386
3387    /**
3388     * Return a List of all packages that are installed on the device, for a specific user.
3389     * Requesting a list of installed packages for another user
3390     * will require the permission INTERACT_ACROSS_USERS_FULL.
3391     *
3392     * @param flags Additional option flags. Use any combination of
3393     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
3394     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
3395     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
3396     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
3397     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
3398     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
3399     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
3400     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3401     *         {@link #MATCH_UNINSTALLED_PACKAGES}
3402     *         to modify the data returned.
3403     * @param userId The user for whom the installed packages are to be listed
3404     *
3405     * @return A List of PackageInfo objects, one for each installed package,
3406     *         containing information about the package.  In the unlikely case
3407     *         there are no installed packages, an empty list is returned. If
3408     *         flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the package
3409     *         information is retrieved from the list of uninstalled
3410     *         applications (which includes installed applications as well as
3411     *         applications with data directory i.e. applications which had been
3412     *         deleted with {@code DONT_DELETE_DATA} flag set).
3413     *
3414     * @see #GET_ACTIVITIES
3415     * @see #GET_CONFIGURATIONS
3416     * @see #GET_GIDS
3417     * @see #GET_INSTRUMENTATION
3418     * @see #GET_INTENT_FILTERS
3419     * @see #GET_META_DATA
3420     * @see #GET_PERMISSIONS
3421     * @see #GET_PROVIDERS
3422     * @see #GET_RECEIVERS
3423     * @see #GET_SERVICES
3424     * @see #GET_SHARED_LIBRARY_FILES
3425     * @see #GET_SIGNATURES
3426     * @see #GET_URI_PERMISSION_PATTERNS
3427     * @see #MATCH_DISABLED_COMPONENTS
3428     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3429     * @see #MATCH_UNINSTALLED_PACKAGES
3430     *
3431     * @hide
3432     */
3433    @SystemApi
3434    public abstract List<PackageInfo> getInstalledPackagesAsUser(@PackageInfoFlags int flags,
3435            @UserIdInt int userId);
3436
3437    /**
3438     * Check whether a particular package has been granted a particular
3439     * permission.
3440     *
3441     * @param permName The name of the permission you are checking for.
3442     * @param pkgName The name of the package you are checking against.
3443     *
3444     * @return If the package has the permission, PERMISSION_GRANTED is
3445     * returned.  If it does not have the permission, PERMISSION_DENIED
3446     * is returned.
3447     *
3448     * @see #PERMISSION_GRANTED
3449     * @see #PERMISSION_DENIED
3450     */
3451    @CheckResult
3452    public abstract int checkPermission(String permName, String pkgName);
3453
3454    /**
3455     * Checks whether a particular permissions has been revoked for a
3456     * package by policy. Typically the device owner or the profile owner
3457     * may apply such a policy. The user cannot grant policy revoked
3458     * permissions, hence the only way for an app to get such a permission
3459     * is by a policy change.
3460     *
3461     * @param permName The name of the permission you are checking for.
3462     * @param pkgName The name of the package you are checking against.
3463     *
3464     * @return Whether the permission is restricted by policy.
3465     */
3466    @CheckResult
3467    public abstract boolean isPermissionRevokedByPolicy(@NonNull String permName,
3468            @NonNull String pkgName);
3469
3470    /**
3471     * Gets the package name of the component controlling runtime permissions.
3472     *
3473     * @return The package name.
3474     *
3475     * @hide
3476     */
3477    public abstract String getPermissionControllerPackageName();
3478
3479    /**
3480     * Add a new dynamic permission to the system.  For this to work, your
3481     * package must have defined a permission tree through the
3482     * {@link android.R.styleable#AndroidManifestPermissionTree
3483     * &lt;permission-tree&gt;} tag in its manifest.  A package can only add
3484     * permissions to trees that were defined by either its own package or
3485     * another with the same user id; a permission is in a tree if it
3486     * matches the name of the permission tree + ".": for example,
3487     * "com.foo.bar" is a member of the permission tree "com.foo".
3488     *
3489     * <p>It is good to make your permission tree name descriptive, because you
3490     * are taking possession of that entire set of permission names.  Thus, it
3491     * must be under a domain you control, with a suffix that will not match
3492     * any normal permissions that may be declared in any applications that
3493     * are part of that domain.
3494     *
3495     * <p>New permissions must be added before
3496     * any .apks are installed that use those permissions.  Permissions you
3497     * add through this method are remembered across reboots of the device.
3498     * If the given permission already exists, the info you supply here
3499     * will be used to update it.
3500     *
3501     * @param info Description of the permission to be added.
3502     *
3503     * @return Returns true if a new permission was created, false if an
3504     * existing one was updated.
3505     *
3506     * @throws SecurityException if you are not allowed to add the
3507     * given permission name.
3508     *
3509     * @see #removePermission(String)
3510     */
3511    public abstract boolean addPermission(PermissionInfo info);
3512
3513    /**
3514     * Like {@link #addPermission(PermissionInfo)} but asynchronously
3515     * persists the package manager state after returning from the call,
3516     * allowing it to return quicker and batch a series of adds at the
3517     * expense of no guarantee the added permission will be retained if
3518     * the device is rebooted before it is written.
3519     */
3520    public abstract boolean addPermissionAsync(PermissionInfo info);
3521
3522    /**
3523     * Removes a permission that was previously added with
3524     * {@link #addPermission(PermissionInfo)}.  The same ownership rules apply
3525     * -- you are only allowed to remove permissions that you are allowed
3526     * to add.
3527     *
3528     * @param name The name of the permission to remove.
3529     *
3530     * @throws SecurityException if you are not allowed to remove the
3531     * given permission name.
3532     *
3533     * @see #addPermission(PermissionInfo)
3534     */
3535    public abstract void removePermission(String name);
3536
3537    /**
3538     * Permission flags set when granting or revoking a permission.
3539     *
3540     * @hide
3541     */
3542    @SystemApi
3543    @IntDef({FLAG_PERMISSION_USER_SET,
3544            FLAG_PERMISSION_USER_FIXED,
3545            FLAG_PERMISSION_POLICY_FIXED,
3546            FLAG_PERMISSION_REVOKE_ON_UPGRADE,
3547            FLAG_PERMISSION_SYSTEM_FIXED,
3548            FLAG_PERMISSION_GRANTED_BY_DEFAULT})
3549    @Retention(RetentionPolicy.SOURCE)
3550    public @interface PermissionFlags {}
3551
3552    /**
3553     * Grant a runtime permission to an application which the application does not
3554     * already have. The permission must have been requested by the application.
3555     * If the application is not allowed to hold the permission, a {@link
3556     * java.lang.SecurityException} is thrown. If the package or permission is
3557     * invalid, a {@link java.lang.IllegalArgumentException} is thrown.
3558     * <p>
3559     * <strong>Note: </strong>Using this API requires holding
3560     * android.permission.GRANT_RUNTIME_PERMISSIONS and if the user id is
3561     * not the current user android.permission.INTERACT_ACROSS_USERS_FULL.
3562     * </p>
3563     *
3564     * @param packageName The package to which to grant the permission.
3565     * @param permissionName The permission name to grant.
3566     * @param user The user for which to grant the permission.
3567     *
3568     * @see #revokeRuntimePermission(String, String, android.os.UserHandle)
3569     *
3570     * @hide
3571     */
3572    @SystemApi
3573    public abstract void grantRuntimePermission(@NonNull String packageName,
3574            @NonNull String permissionName, @NonNull UserHandle user);
3575
3576    /**
3577     * Revoke a runtime permission that was previously granted by {@link
3578     * #grantRuntimePermission(String, String, android.os.UserHandle)}. The
3579     * permission must have been requested by and granted to the application.
3580     * If the application is not allowed to hold the permission, a {@link
3581     * java.lang.SecurityException} is thrown. If the package or permission is
3582     * invalid, a {@link java.lang.IllegalArgumentException} is thrown.
3583     * <p>
3584     * <strong>Note: </strong>Using this API requires holding
3585     * android.permission.REVOKE_RUNTIME_PERMISSIONS and if the user id is
3586     * not the current user android.permission.INTERACT_ACROSS_USERS_FULL.
3587     * </p>
3588     *
3589     * @param packageName The package from which to revoke the permission.
3590     * @param permissionName The permission name to revoke.
3591     * @param user The user for which to revoke the permission.
3592     *
3593     * @see #grantRuntimePermission(String, String, android.os.UserHandle)
3594     *
3595     * @hide
3596     */
3597    @SystemApi
3598    public abstract void revokeRuntimePermission(@NonNull String packageName,
3599            @NonNull String permissionName, @NonNull UserHandle user);
3600
3601    /**
3602     * Gets the state flags associated with a permission.
3603     *
3604     * @param permissionName The permission for which to get the flags.
3605     * @param packageName The package name for which to get the flags.
3606     * @param user The user for which to get permission flags.
3607     * @return The permission flags.
3608     *
3609     * @hide
3610     */
3611    @SystemApi
3612    public abstract @PermissionFlags int getPermissionFlags(String permissionName,
3613            String packageName, @NonNull UserHandle user);
3614
3615    /**
3616     * Updates the flags associated with a permission by replacing the flags in
3617     * the specified mask with the provided flag values.
3618     *
3619     * @param permissionName The permission for which to update the flags.
3620     * @param packageName The package name for which to update the flags.
3621     * @param flagMask The flags which to replace.
3622     * @param flagValues The flags with which to replace.
3623     * @param user The user for which to update the permission flags.
3624     *
3625     * @hide
3626     */
3627    @SystemApi
3628    public abstract void updatePermissionFlags(String permissionName,
3629            String packageName, @PermissionFlags int flagMask, int flagValues,
3630            @NonNull UserHandle user);
3631
3632    /**
3633     * Gets whether you should show UI with rationale for requesting a permission.
3634     * You should do this only if you do not have the permission and the context in
3635     * which the permission is requested does not clearly communicate to the user
3636     * what would be the benefit from grating this permission.
3637     *
3638     * @param permission A permission your app wants to request.
3639     * @return Whether you can show permission rationale UI.
3640     *
3641     * @hide
3642     */
3643    public abstract boolean shouldShowRequestPermissionRationale(String permission);
3644
3645    /**
3646     * Returns an {@link android.content.Intent} suitable for passing to
3647     * {@link android.app.Activity#startActivityForResult(android.content.Intent, int)}
3648     * which prompts the user to grant permissions to this application.
3649     *
3650     * @throws NullPointerException if {@code permissions} is {@code null} or empty.
3651     *
3652     * @hide
3653     */
3654    public Intent buildRequestPermissionsIntent(@NonNull String[] permissions) {
3655        if (ArrayUtils.isEmpty(permissions)) {
3656           throw new IllegalArgumentException("permission cannot be null or empty");
3657        }
3658        Intent intent = new Intent(ACTION_REQUEST_PERMISSIONS);
3659        intent.putExtra(EXTRA_REQUEST_PERMISSIONS_NAMES, permissions);
3660        intent.setPackage(getPermissionControllerPackageName());
3661        return intent;
3662    }
3663
3664    /**
3665     * Compare the signatures of two packages to determine if the same
3666     * signature appears in both of them.  If they do contain the same
3667     * signature, then they are allowed special privileges when working
3668     * with each other: they can share the same user-id, run instrumentation
3669     * against each other, etc.
3670     *
3671     * @param pkg1 First package name whose signature will be compared.
3672     * @param pkg2 Second package name whose signature will be compared.
3673     *
3674     * @return Returns an integer indicating whether all signatures on the
3675     * two packages match. The value is >= 0 ({@link #SIGNATURE_MATCH}) if
3676     * all signatures match or < 0 if there is not a match ({@link
3677     * #SIGNATURE_NO_MATCH} or {@link #SIGNATURE_UNKNOWN_PACKAGE}).
3678     *
3679     * @see #checkSignatures(int, int)
3680     * @see #SIGNATURE_MATCH
3681     * @see #SIGNATURE_NO_MATCH
3682     * @see #SIGNATURE_UNKNOWN_PACKAGE
3683     */
3684    @CheckResult
3685    public abstract int checkSignatures(String pkg1, String pkg2);
3686
3687    /**
3688     * Like {@link #checkSignatures(String, String)}, but takes UIDs of
3689     * the two packages to be checked.  This can be useful, for example,
3690     * when doing the check in an IPC, where the UID is the only identity
3691     * available.  It is functionally identical to determining the package
3692     * associated with the UIDs and checking their signatures.
3693     *
3694     * @param uid1 First UID whose signature will be compared.
3695     * @param uid2 Second UID whose signature will be compared.
3696     *
3697     * @return Returns an integer indicating whether all signatures on the
3698     * two packages match. The value is >= 0 ({@link #SIGNATURE_MATCH}) if
3699     * all signatures match or < 0 if there is not a match ({@link
3700     * #SIGNATURE_NO_MATCH} or {@link #SIGNATURE_UNKNOWN_PACKAGE}).
3701     *
3702     * @see #checkSignatures(String, String)
3703     * @see #SIGNATURE_MATCH
3704     * @see #SIGNATURE_NO_MATCH
3705     * @see #SIGNATURE_UNKNOWN_PACKAGE
3706     */
3707    @CheckResult
3708    public abstract int checkSignatures(int uid1, int uid2);
3709
3710    /**
3711     * Retrieve the names of all packages that are associated with a particular
3712     * user id.  In most cases, this will be a single package name, the package
3713     * that has been assigned that user id.  Where there are multiple packages
3714     * sharing the same user id through the "sharedUserId" mechanism, all
3715     * packages with that id will be returned.
3716     *
3717     * @param uid The user id for which you would like to retrieve the
3718     * associated packages.
3719     *
3720     * @return Returns an array of one or more packages assigned to the user
3721     * id, or null if there are no known packages with the given id.
3722     */
3723    public abstract @Nullable String[] getPackagesForUid(int uid);
3724
3725    /**
3726     * Retrieve the official name associated with a uid. This name is
3727     * guaranteed to never change, though it is possible for the underlying
3728     * uid to be changed.  That is, if you are storing information about
3729     * uids in persistent storage, you should use the string returned
3730     * by this function instead of the raw uid.
3731     *
3732     * @param uid The uid for which you would like to retrieve a name.
3733     * @return Returns a unique name for the given uid, or null if the
3734     * uid is not currently assigned.
3735     */
3736    public abstract @Nullable String getNameForUid(int uid);
3737
3738    /**
3739     * Return the user id associated with a shared user name. Multiple
3740     * applications can specify a shared user name in their manifest and thus
3741     * end up using a common uid. This might be used for new applications
3742     * that use an existing shared user name and need to know the uid of the
3743     * shared user.
3744     *
3745     * @param sharedUserName The shared user name whose uid is to be retrieved.
3746     * @return Returns the UID associated with the shared user.
3747     * @throws NameNotFoundException if a package with the given name cannot be
3748     *             found on the system.
3749     * @hide
3750     */
3751    public abstract int getUidForSharedUser(String sharedUserName)
3752            throws NameNotFoundException;
3753
3754    /**
3755     * Return a List of all application packages that are installed on the
3756     * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all
3757     * applications including those deleted with {@code DONT_DELETE_DATA} (partially
3758     * installed apps with data directory) will be returned.
3759     *
3760     * @param flags Additional option flags. Use any combination of
3761     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3762     * {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS}
3763     * {@link #MATCH_SYSTEM_ONLY}, {@link #MATCH_UNINSTALLED_PACKAGES}
3764     * to modify the data returned.
3765     *
3766     * @return A List of ApplicationInfo objects, one for each installed application.
3767     *         In the unlikely case there are no installed packages, an empty list
3768     *         is returned. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the
3769     *         application information is retrieved from the list of uninstalled
3770     *         applications (which includes installed applications as well as
3771     *         applications with data directory i.e. applications which had been
3772     *         deleted with {@code DONT_DELETE_DATA} flag set).
3773     *
3774     * @see #GET_META_DATA
3775     * @see #GET_SHARED_LIBRARY_FILES
3776     * @see #MATCH_DISABLED_COMPONENTS
3777     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3778     * @see #MATCH_SYSTEM_ONLY
3779     * @see #MATCH_UNINSTALLED_PACKAGES
3780     */
3781    public abstract List<ApplicationInfo> getInstalledApplications(@ApplicationInfoFlags int flags);
3782
3783    /**
3784     * Return a List of all application packages that are installed on the device, for a specific
3785     * user. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all applications including
3786     * those deleted with {@code DONT_DELETE_DATA} (partially installed apps with data directory)
3787     * will be returned.
3788     *
3789     * @param flags Additional option flags. Use any combination of
3790     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3791     * {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS}
3792     * {@link #MATCH_SYSTEM_ONLY}, {@link #MATCH_UNINSTALLED_PACKAGES}
3793     * to modify the data returned.
3794     * @param userId The user for whom the installed applications are to be listed
3795     *
3796     * @return A List of ApplicationInfo objects, one for each installed application.
3797     *         In the unlikely case there are no installed packages, an empty list
3798     *         is returned. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the
3799     *         application information is retrieved from the list of uninstalled
3800     *         applications (which includes installed applications as well as
3801     *         applications with data directory i.e. applications which had been
3802     *         deleted with {@code DONT_DELETE_DATA} flag set).
3803     * @hide
3804     *
3805     * @see #GET_META_DATA
3806     * @see #GET_SHARED_LIBRARY_FILES
3807     * @see #MATCH_DISABLED_COMPONENTS
3808     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3809     * @see #MATCH_SYSTEM_ONLY
3810     * @see #MATCH_UNINSTALLED_PACKAGES
3811     */
3812    public abstract List<ApplicationInfo> getInstalledApplicationsAsUser(
3813            @ApplicationInfoFlags int flags, @UserIdInt int userId);
3814
3815    /**
3816     * Gets the instant applications the user recently used. Requires
3817     * holding "android.permission.ACCESS_INSTANT_APPS".
3818     *
3819     * @return The instant app list.
3820     *
3821     * @hide
3822     */
3823    @SystemApi
3824    @RequiresPermission(Manifest.permission.ACCESS_INSTANT_APPS)
3825    public abstract @NonNull List<InstantAppInfo> getInstantApps();
3826
3827    /**
3828     * Gets the icon for an instant application.
3829     *
3830     * @param packageName The app package name.
3831     *
3832     * @hide
3833     */
3834    @SystemApi
3835    @RequiresPermission(Manifest.permission.ACCESS_INSTANT_APPS)
3836    public abstract @Nullable Drawable getInstantAppIcon(String packageName);
3837
3838    /**
3839     * Gets whether this application is an instant app.
3840     *
3841     * @return Whether caller is an instant app.
3842     *
3843     * @see #isInstantApp(String)
3844     * @see #setInstantAppCookie(byte[])
3845     * @see #getInstantAppCookie()
3846     * @see #getInstantAppCookieMaxSize()
3847     */
3848    public abstract boolean isInstantApp();
3849
3850    /**
3851     * Gets whether the given package is an instant app.
3852     *
3853     * @param packageName The package to check
3854     * @return Whether the given package is an instant app.
3855     *
3856     * @see #isInstantApp()
3857     * @see #setInstantAppCookie(byte[])
3858     * @see #getInstantAppCookie()
3859     * @see #getInstantAppCookieMaxSize()
3860     */
3861    public abstract boolean isInstantApp(String packageName);
3862
3863    /**
3864     * Gets the maximum size in bytes of the cookie data an instant app
3865     * can store on the device.
3866     *
3867     * @return The max cookie size in bytes.
3868     *
3869     * @see #isInstantApp()
3870     * @see #isInstantApp(String)
3871     * @see #setInstantAppCookie(byte[])
3872     * @see #getInstantAppCookie()
3873     */
3874    public abstract int getInstantAppCookieMaxSize();
3875
3876    /**
3877     * Gets the instant application cookie for this app. Non
3878     * instant apps and apps that were instant but were upgraded
3879     * to normal apps can still access this API. For instant apps
3880     * this cooke is cached for some time after uninstall while for
3881     * normal apps the cookie is deleted after the app is uninstalled.
3882     * The cookie is always present while the app is installed.
3883     *
3884     * @return The cookie.
3885     *
3886     * @see #isInstantApp()
3887     * @see #isInstantApp(String)
3888     * @see #setInstantAppCookie(byte[])
3889     * @see #getInstantAppCookieMaxSize()
3890     */
3891    public abstract @NonNull byte[] getInstantAppCookie();
3892
3893    /**
3894     * Sets the instant application cookie for the calling app. Non
3895     * instant apps and apps that were instant but were upgraded
3896     * to normal apps can still access this API. For instant apps
3897     * this cooke is cached for some time after uninstall while for
3898     * normal apps the cookie is deleted after the app is uninstalled.
3899     * The cookie is always present while the app is installed. The
3900     * cookie size is limited by {@link #getInstantAppCookieMaxSize()}.
3901     * If the provided cookie size is over the limit this method
3902     * returns <code>false</code>. Passing <code>null</code> or an empty
3903     * array clears the cookie.
3904     * </p>
3905     *
3906     * @param cookie The cookie data.
3907     * @return Whether the cookie was set.
3908     *
3909     * @see #isInstantApp()
3910     * @see #isInstantApp(String)
3911     * @see #getInstantAppCookieMaxSize()
3912     * @see #getInstantAppCookie()
3913     */
3914    public abstract boolean setInstantAppCookie(@Nullable byte[] cookie);
3915
3916    /**
3917     * Get a list of shared libraries that are available on the
3918     * system.
3919     *
3920     * @return An array of shared library names that are
3921     * available on the system, or null if none are installed.
3922     *
3923     */
3924    public abstract String[] getSystemSharedLibraryNames();
3925
3926    /**
3927     * Get a list of shared libraries on the device.
3928     *
3929     * @param flags To filter the libraries to return.
3930     * @return The shared library list.
3931     *
3932     * @see #MATCH_FACTORY_ONLY
3933     * @see #MATCH_KNOWN_PACKAGES
3934     * @see #MATCH_ANY_USER
3935     * @see #MATCH_UNINSTALLED_PACKAGES
3936     */
3937    public abstract @NonNull List<SharedLibraryInfo> getSharedLibraries(
3938            @InstallFlags int flags);
3939
3940    /**
3941     * Get a list of shared libraries on the device.
3942     *
3943     * @param flags To filter the libraries to return.
3944     * @param userId The user to query for.
3945     * @return The shared library list.
3946     *
3947     * @see #MATCH_FACTORY_ONLY
3948     * @see #MATCH_KNOWN_PACKAGES
3949     * @see #MATCH_ANY_USER
3950     * @see #MATCH_UNINSTALLED_PACKAGES
3951     *
3952     * @hide
3953     */
3954    public abstract @NonNull List<SharedLibraryInfo> getSharedLibrariesAsUser(
3955            @InstallFlags int flags, @UserIdInt int userId);
3956
3957    /**
3958     * Get the name of the package hosting the services shared library.
3959     *
3960     * @return The library host package.
3961     *
3962     * @hide
3963     */
3964    public abstract @NonNull String getServicesSystemSharedLibraryPackageName();
3965
3966    /**
3967     * Get the name of the package hosting the shared components shared library.
3968     *
3969     * @return The library host package.
3970     *
3971     * @hide
3972     */
3973    public abstract @NonNull String getSharedSystemSharedLibraryPackageName();
3974
3975    /**
3976     * Returns the names of the packages that have been changed
3977     * [eg. added, removed or updated] since the given sequence
3978     * number.
3979     * <p>If no packages have been changed, returns <code>null</code>.
3980     * <p>The sequence number starts at <code>0</code> and is
3981     * reset every boot.
3982     */
3983    public abstract @Nullable ChangedPackages getChangedPackages(
3984            @IntRange(from=0) int sequenceNumber);
3985
3986    /**
3987     * Get a list of features that are available on the
3988     * system.
3989     *
3990     * @return An array of FeatureInfo classes describing the features
3991     * that are available on the system, or null if there are none(!!).
3992     */
3993    public abstract FeatureInfo[] getSystemAvailableFeatures();
3994
3995    /**
3996     * Check whether the given feature name is one of the available features as
3997     * returned by {@link #getSystemAvailableFeatures()}. This tests for the
3998     * presence of <em>any</em> version of the given feature name; use
3999     * {@link #hasSystemFeature(String, int)} to check for a minimum version.
4000     *
4001     * @return Returns true if the devices supports the feature, else false.
4002     */
4003    public abstract boolean hasSystemFeature(String name);
4004
4005    /**
4006     * Check whether the given feature name and version is one of the available
4007     * features as returned by {@link #getSystemAvailableFeatures()}. Since
4008     * features are defined to always be backwards compatible, this returns true
4009     * if the available feature version is greater than or equal to the
4010     * requested version.
4011     *
4012     * @return Returns true if the devices supports the feature, else false.
4013     */
4014    public abstract boolean hasSystemFeature(String name, int version);
4015
4016    /**
4017     * Determine the best action to perform for a given Intent. This is how
4018     * {@link Intent#resolveActivity} finds an activity if a class has not been
4019     * explicitly specified.
4020     * <p>
4021     * <em>Note:</em> if using an implicit Intent (without an explicit
4022     * ComponentName specified), be sure to consider whether to set the
4023     * {@link #MATCH_DEFAULT_ONLY} only flag. You need to do so to resolve the
4024     * activity in the same way that
4025     * {@link android.content.Context#startActivity(Intent)} and
4026     * {@link android.content.Intent#resolveActivity(PackageManager)
4027     * Intent.resolveActivity(PackageManager)} do.
4028     * </p>
4029     *
4030     * @param intent An intent containing all of the desired specification
4031     *            (action, data, type, category, and/or component).
4032     * @param flags Additional option flags. Use any combination of
4033     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4034     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4035     *            {@link #MATCH_DISABLED_COMPONENTS},
4036     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4037     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4038     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4039     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4040     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4041     *            to limit the resolution to only those activities that support
4042     *            the {@link android.content.Intent#CATEGORY_DEFAULT}.
4043     * @return Returns a ResolveInfo object containing the final activity intent
4044     *         that was determined to be the best action. Returns null if no
4045     *         matching activity was found. If multiple matching activities are
4046     *         found and there is no default set, returns a ResolveInfo object
4047     *         containing something else, such as the activity resolver.
4048     * @see #GET_META_DATA
4049     * @see #GET_RESOLVED_FILTER
4050     * @see #GET_SHARED_LIBRARY_FILES
4051     * @see #MATCH_ALL
4052     * @see #MATCH_DISABLED_COMPONENTS
4053     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4054     * @see #MATCH_DEFAULT_ONLY
4055     * @see #MATCH_DIRECT_BOOT_AWARE
4056     * @see #MATCH_DIRECT_BOOT_UNAWARE
4057     * @see #MATCH_SYSTEM_ONLY
4058     * @see #MATCH_UNINSTALLED_PACKAGES
4059     */
4060    public abstract ResolveInfo resolveActivity(Intent intent, @ResolveInfoFlags int flags);
4061
4062    /**
4063     * Determine the best action to perform for a given Intent for a given user.
4064     * This is how {@link Intent#resolveActivity} finds an activity if a class
4065     * has not been explicitly specified.
4066     * <p>
4067     * <em>Note:</em> if using an implicit Intent (without an explicit
4068     * ComponentName specified), be sure to consider whether to set the
4069     * {@link #MATCH_DEFAULT_ONLY} only flag. You need to do so to resolve the
4070     * activity in the same way that
4071     * {@link android.content.Context#startActivity(Intent)} and
4072     * {@link android.content.Intent#resolveActivity(PackageManager)
4073     * Intent.resolveActivity(PackageManager)} do.
4074     * </p>
4075     *
4076     * @param intent An intent containing all of the desired specification
4077     *            (action, data, type, category, and/or component).
4078     * @param flags Additional option flags. Use any combination of
4079     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4080     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4081     *            {@link #MATCH_DISABLED_COMPONENTS},
4082     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4083     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4084     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4085     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4086     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4087     *            to limit the resolution to only those activities that support
4088     *            the {@link android.content.Intent#CATEGORY_DEFAULT}.
4089     * @param userId The user id.
4090     * @return Returns a ResolveInfo object containing the final activity intent
4091     *         that was determined to be the best action. Returns null if no
4092     *         matching activity was found. If multiple matching activities are
4093     *         found and there is no default set, returns a ResolveInfo object
4094     *         containing something else, such as the activity resolver.
4095     * @see #GET_META_DATA
4096     * @see #GET_RESOLVED_FILTER
4097     * @see #GET_SHARED_LIBRARY_FILES
4098     * @see #MATCH_ALL
4099     * @see #MATCH_DISABLED_COMPONENTS
4100     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4101     * @see #MATCH_DEFAULT_ONLY
4102     * @see #MATCH_DIRECT_BOOT_AWARE
4103     * @see #MATCH_DIRECT_BOOT_UNAWARE
4104     * @see #MATCH_SYSTEM_ONLY
4105     * @see #MATCH_UNINSTALLED_PACKAGES
4106     * @hide
4107     */
4108    public abstract ResolveInfo resolveActivityAsUser(Intent intent, @ResolveInfoFlags int flags,
4109            @UserIdInt int userId);
4110
4111    /**
4112     * Retrieve all activities that can be performed for the given intent.
4113     *
4114     * @param intent The desired intent as per resolveActivity().
4115     * @param flags Additional option flags. Use any combination of
4116     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4117     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4118     *            {@link #MATCH_DISABLED_COMPONENTS},
4119     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4120     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4121     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4122     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4123     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4124     *            to limit the resolution to only those activities that support
4125     *            the {@link android.content.Intent#CATEGORY_DEFAULT}. Or, set
4126     *            {@link #MATCH_ALL} to prevent any filtering of the results.
4127     * @return Returns a List of ResolveInfo objects containing one entry for
4128     *         each matching activity, ordered from best to worst. In other
4129     *         words, the first item is what would be returned by
4130     *         {@link #resolveActivity}. If there are no matching activities, an
4131     *         empty list is returned.
4132     * @see #GET_META_DATA
4133     * @see #GET_RESOLVED_FILTER
4134     * @see #GET_SHARED_LIBRARY_FILES
4135     * @see #MATCH_ALL
4136     * @see #MATCH_DISABLED_COMPONENTS
4137     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4138     * @see #MATCH_DEFAULT_ONLY
4139     * @see #MATCH_DIRECT_BOOT_AWARE
4140     * @see #MATCH_DIRECT_BOOT_UNAWARE
4141     * @see #MATCH_SYSTEM_ONLY
4142     * @see #MATCH_UNINSTALLED_PACKAGES
4143     */
4144    public abstract List<ResolveInfo> queryIntentActivities(Intent intent,
4145            @ResolveInfoFlags int flags);
4146
4147    /**
4148     * Retrieve all activities that can be performed for the given intent, for a
4149     * specific user.
4150     *
4151     * @param intent The desired intent as per resolveActivity().
4152     * @param flags Additional option flags. Use any combination of
4153     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4154     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4155     *            {@link #MATCH_DISABLED_COMPONENTS},
4156     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4157     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4158     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4159     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4160     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4161     *            to limit the resolution to only those activities that support
4162     *            the {@link android.content.Intent#CATEGORY_DEFAULT}. Or, set
4163     *            {@link #MATCH_ALL} to prevent any filtering of the results.
4164     * @return Returns a List of ResolveInfo objects containing one entry for
4165     *         each matching activity, ordered from best to worst. In other
4166     *         words, the first item is what would be returned by
4167     *         {@link #resolveActivity}. If there are no matching activities, an
4168     *         empty list is returned.
4169     * @see #GET_META_DATA
4170     * @see #GET_RESOLVED_FILTER
4171     * @see #GET_SHARED_LIBRARY_FILES
4172     * @see #MATCH_ALL
4173     * @see #MATCH_DISABLED_COMPONENTS
4174     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4175     * @see #MATCH_DEFAULT_ONLY
4176     * @see #MATCH_DIRECT_BOOT_AWARE
4177     * @see #MATCH_DIRECT_BOOT_UNAWARE
4178     * @see #MATCH_SYSTEM_ONLY
4179     * @see #MATCH_UNINSTALLED_PACKAGES
4180     * @hide
4181     */
4182    public abstract List<ResolveInfo> queryIntentActivitiesAsUser(Intent intent,
4183            @ResolveInfoFlags int flags, @UserIdInt int userId);
4184
4185    /**
4186     * Retrieve a set of activities that should be presented to the user as
4187     * similar options. This is like {@link #queryIntentActivities}, except it
4188     * also allows you to supply a list of more explicit Intents that you would
4189     * like to resolve to particular options, and takes care of returning the
4190     * final ResolveInfo list in a reasonable order, with no duplicates, based
4191     * on those inputs.
4192     *
4193     * @param caller The class name of the activity that is making the request.
4194     *            This activity will never appear in the output list. Can be
4195     *            null.
4196     * @param specifics An array of Intents that should be resolved to the first
4197     *            specific results. Can be null.
4198     * @param intent The desired intent as per resolveActivity().
4199     * @param flags Additional option flags. Use any combination of
4200     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4201     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4202     *            {@link #MATCH_DISABLED_COMPONENTS},
4203     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4204     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4205     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4206     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4207     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4208     *            to limit the resolution to only those activities that support
4209     *            the {@link android.content.Intent#CATEGORY_DEFAULT}.
4210     * @return Returns a List of ResolveInfo objects containing one entry for
4211     *         each matching activity. The list is ordered first by all of the
4212     *         intents resolved in <var>specifics</var> and then any additional
4213     *         activities that can handle <var>intent</var> but did not get
4214     *         included by one of the <var>specifics</var> intents. If there are
4215     *         no matching activities, an empty list is returned.
4216     * @see #GET_META_DATA
4217     * @see #GET_RESOLVED_FILTER
4218     * @see #GET_SHARED_LIBRARY_FILES
4219     * @see #MATCH_ALL
4220     * @see #MATCH_DISABLED_COMPONENTS
4221     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4222     * @see #MATCH_DEFAULT_ONLY
4223     * @see #MATCH_DIRECT_BOOT_AWARE
4224     * @see #MATCH_DIRECT_BOOT_UNAWARE
4225     * @see #MATCH_SYSTEM_ONLY
4226     * @see #MATCH_UNINSTALLED_PACKAGES
4227     */
4228    public abstract List<ResolveInfo> queryIntentActivityOptions(
4229            ComponentName caller, Intent[] specifics, Intent intent, @ResolveInfoFlags int flags);
4230
4231    /**
4232     * Retrieve all receivers that can handle a broadcast of the given intent.
4233     *
4234     * @param intent The desired intent as per resolveActivity().
4235     * @param flags Additional option flags. Use any combination of
4236     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4237     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4238     *            {@link #MATCH_DISABLED_COMPONENTS},
4239     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4240     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4241     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4242     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4243     *            returned.
4244     * @return Returns a List of ResolveInfo objects containing one entry for
4245     *         each matching receiver, ordered from best to worst. If there are
4246     *         no matching receivers, an empty list or null is returned.
4247     * @see #GET_META_DATA
4248     * @see #GET_RESOLVED_FILTER
4249     * @see #GET_SHARED_LIBRARY_FILES
4250     * @see #MATCH_ALL
4251     * @see #MATCH_DISABLED_COMPONENTS
4252     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4253     * @see #MATCH_DEFAULT_ONLY
4254     * @see #MATCH_DIRECT_BOOT_AWARE
4255     * @see #MATCH_DIRECT_BOOT_UNAWARE
4256     * @see #MATCH_SYSTEM_ONLY
4257     * @see #MATCH_UNINSTALLED_PACKAGES
4258     */
4259    public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent,
4260            @ResolveInfoFlags int flags);
4261
4262    /**
4263     * Retrieve all receivers that can handle a broadcast of the given intent,
4264     * for a specific user.
4265     *
4266     * @param intent The desired intent as per resolveActivity().
4267     * @param flags Additional option flags. Use any combination of
4268     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4269     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4270     *            {@link #MATCH_DISABLED_COMPONENTS},
4271     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4272     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4273     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4274     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4275     *            returned.
4276     * @param userHandle UserHandle of the user being queried.
4277     * @return Returns a List of ResolveInfo objects containing one entry for
4278     *         each matching receiver, ordered from best to worst. If there are
4279     *         no matching receivers, an empty list or null is returned.
4280     * @see #GET_META_DATA
4281     * @see #GET_RESOLVED_FILTER
4282     * @see #GET_SHARED_LIBRARY_FILES
4283     * @see #MATCH_ALL
4284     * @see #MATCH_DISABLED_COMPONENTS
4285     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4286     * @see #MATCH_DEFAULT_ONLY
4287     * @see #MATCH_DIRECT_BOOT_AWARE
4288     * @see #MATCH_DIRECT_BOOT_UNAWARE
4289     * @see #MATCH_SYSTEM_ONLY
4290     * @see #MATCH_UNINSTALLED_PACKAGES
4291     * @hide
4292     */
4293    @SystemApi
4294    public List<ResolveInfo> queryBroadcastReceiversAsUser(Intent intent,
4295            @ResolveInfoFlags int flags, UserHandle userHandle) {
4296        return queryBroadcastReceiversAsUser(intent, flags, userHandle.getIdentifier());
4297    }
4298
4299    /**
4300     * @hide
4301     */
4302    public abstract List<ResolveInfo> queryBroadcastReceiversAsUser(Intent intent,
4303            @ResolveInfoFlags int flags, @UserIdInt int userId);
4304
4305
4306    /** {@hide} */
4307    @Deprecated
4308    public List<ResolveInfo> queryBroadcastReceivers(Intent intent,
4309            @ResolveInfoFlags int flags, @UserIdInt int userId) {
4310        final String msg = "Shame on you for calling the hidden API "
4311                + "queryBroadcastReceivers(). Shame!";
4312        if (VMRuntime.getRuntime().getTargetSdkVersion() >= Build.VERSION_CODES.O) {
4313            throw new UnsupportedOperationException(msg);
4314        } else {
4315            Log.d(TAG, msg);
4316            return queryBroadcastReceiversAsUser(intent, flags, userId);
4317        }
4318    }
4319
4320    /**
4321     * Determine the best service to handle for a given Intent.
4322     *
4323     * @param intent An intent containing all of the desired specification
4324     *            (action, data, type, category, and/or component).
4325     * @param flags Additional option flags. Use any combination of
4326     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4327     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4328     *            {@link #MATCH_DISABLED_COMPONENTS},
4329     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4330     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4331     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4332     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4333     *            returned.
4334     * @return Returns a ResolveInfo object containing the final service intent
4335     *         that was determined to be the best action. Returns null if no
4336     *         matching service was found.
4337     * @see #GET_META_DATA
4338     * @see #GET_RESOLVED_FILTER
4339     * @see #GET_SHARED_LIBRARY_FILES
4340     * @see #MATCH_ALL
4341     * @see #MATCH_DISABLED_COMPONENTS
4342     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4343     * @see #MATCH_DEFAULT_ONLY
4344     * @see #MATCH_DIRECT_BOOT_AWARE
4345     * @see #MATCH_DIRECT_BOOT_UNAWARE
4346     * @see #MATCH_SYSTEM_ONLY
4347     * @see #MATCH_UNINSTALLED_PACKAGES
4348     */
4349    public abstract ResolveInfo resolveService(Intent intent, @ResolveInfoFlags int flags);
4350
4351    /**
4352     * Retrieve all services that can match the given intent.
4353     *
4354     * @param intent The desired intent as per resolveService().
4355     * @param flags Additional option flags. Use any combination of
4356     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4357     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4358     *            {@link #MATCH_DISABLED_COMPONENTS},
4359     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4360     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4361     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4362     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4363     *            returned.
4364     * @return Returns a List of ResolveInfo objects containing one entry for
4365     *         each matching service, ordered from best to worst. In other
4366     *         words, the first item is what would be returned by
4367     *         {@link #resolveService}. If there are no matching services, an
4368     *         empty list or null is returned.
4369     * @see #GET_META_DATA
4370     * @see #GET_RESOLVED_FILTER
4371     * @see #GET_SHARED_LIBRARY_FILES
4372     * @see #MATCH_ALL
4373     * @see #MATCH_DISABLED_COMPONENTS
4374     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4375     * @see #MATCH_DEFAULT_ONLY
4376     * @see #MATCH_DIRECT_BOOT_AWARE
4377     * @see #MATCH_DIRECT_BOOT_UNAWARE
4378     * @see #MATCH_SYSTEM_ONLY
4379     * @see #MATCH_UNINSTALLED_PACKAGES
4380     */
4381    public abstract List<ResolveInfo> queryIntentServices(Intent intent,
4382            @ResolveInfoFlags int flags);
4383
4384    /**
4385     * Retrieve all services that can match the given intent for a given user.
4386     *
4387     * @param intent The desired intent as per resolveService().
4388     * @param flags Additional option flags. Use any combination of
4389     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4390     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4391     *            {@link #MATCH_DISABLED_COMPONENTS},
4392     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4393     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4394     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4395     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4396     *            returned.
4397     * @param userId The user id.
4398     * @return Returns a List of ResolveInfo objects containing one entry for
4399     *         each matching service, ordered from best to worst. In other
4400     *         words, the first item is what would be returned by
4401     *         {@link #resolveService}. If there are no matching services, an
4402     *         empty list or null is returned.
4403     * @see #GET_META_DATA
4404     * @see #GET_RESOLVED_FILTER
4405     * @see #GET_SHARED_LIBRARY_FILES
4406     * @see #MATCH_ALL
4407     * @see #MATCH_DISABLED_COMPONENTS
4408     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4409     * @see #MATCH_DEFAULT_ONLY
4410     * @see #MATCH_DIRECT_BOOT_AWARE
4411     * @see #MATCH_DIRECT_BOOT_UNAWARE
4412     * @see #MATCH_SYSTEM_ONLY
4413     * @see #MATCH_UNINSTALLED_PACKAGES
4414     * @hide
4415     */
4416    public abstract List<ResolveInfo> queryIntentServicesAsUser(Intent intent,
4417            @ResolveInfoFlags int flags, @UserIdInt int userId);
4418
4419    /**
4420     * Retrieve all providers that can match the given intent.
4421     *
4422     * @param intent An intent containing all of the desired specification
4423     *            (action, data, type, category, and/or component).
4424     * @param flags Additional option flags. Use any combination of
4425     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4426     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4427     *            {@link #MATCH_DISABLED_COMPONENTS},
4428     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4429     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4430     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4431     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4432     *            returned.
4433     * @param userId The user id.
4434     * @return Returns a List of ResolveInfo objects containing one entry for
4435     *         each matching provider, ordered from best to worst. If there are
4436     *         no matching services, an empty list or null is returned.
4437     * @see #GET_META_DATA
4438     * @see #GET_RESOLVED_FILTER
4439     * @see #GET_SHARED_LIBRARY_FILES
4440     * @see #MATCH_ALL
4441     * @see #MATCH_DISABLED_COMPONENTS
4442     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4443     * @see #MATCH_DEFAULT_ONLY
4444     * @see #MATCH_DIRECT_BOOT_AWARE
4445     * @see #MATCH_DIRECT_BOOT_UNAWARE
4446     * @see #MATCH_SYSTEM_ONLY
4447     * @see #MATCH_UNINSTALLED_PACKAGES
4448     * @hide
4449     */
4450    public abstract List<ResolveInfo> queryIntentContentProvidersAsUser(
4451            Intent intent, @ResolveInfoFlags int flags, @UserIdInt int userId);
4452
4453    /**
4454     * Retrieve all providers that can match the given intent.
4455     *
4456     * @param intent An intent containing all of the desired specification
4457     *            (action, data, type, category, and/or component).
4458     * @param flags Additional option flags. Use any combination of
4459     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4460     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4461     *            {@link #MATCH_DISABLED_COMPONENTS},
4462     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4463     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4464     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4465     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4466     *            returned.
4467     * @return Returns a List of ResolveInfo objects containing one entry for
4468     *         each matching provider, ordered from best to worst. If there are
4469     *         no matching services, an empty list or null is returned.
4470     * @see #GET_META_DATA
4471     * @see #GET_RESOLVED_FILTER
4472     * @see #GET_SHARED_LIBRARY_FILES
4473     * @see #MATCH_ALL
4474     * @see #MATCH_DISABLED_COMPONENTS
4475     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4476     * @see #MATCH_DEFAULT_ONLY
4477     * @see #MATCH_DIRECT_BOOT_AWARE
4478     * @see #MATCH_DIRECT_BOOT_UNAWARE
4479     * @see #MATCH_SYSTEM_ONLY
4480     * @see #MATCH_UNINSTALLED_PACKAGES
4481     */
4482    public abstract List<ResolveInfo> queryIntentContentProviders(Intent intent,
4483            @ResolveInfoFlags int flags);
4484
4485    /**
4486     * Find a single content provider by its base path name.
4487     *
4488     * @param name The name of the provider to find.
4489     * @param flags Additional option flags. Use any combination of
4490     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
4491     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
4492     *            {@link #MATCH_DISABLED_COMPONENTS},
4493     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4494     *            {@link #MATCH_DIRECT_BOOT_AWARE},
4495     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4496     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4497     *            returned.
4498     * @return A {@link ProviderInfo} object containing information about the
4499     *         provider. If a provider was not found, returns null.
4500     * @see #GET_META_DATA
4501     * @see #GET_SHARED_LIBRARY_FILES
4502     * @see #MATCH_ALL
4503     * @see #MATCH_DEBUG_TRIAGED_MISSING
4504     * @see #MATCH_DEFAULT_ONLY
4505     * @see #MATCH_DISABLED_COMPONENTS
4506     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4507     * @see #MATCH_DIRECT_BOOT_AWARE
4508     * @see #MATCH_DIRECT_BOOT_UNAWARE
4509     * @see #MATCH_SYSTEM_ONLY
4510     * @see #MATCH_UNINSTALLED_PACKAGES
4511     */
4512    public abstract ProviderInfo resolveContentProvider(String name,
4513            @ComponentInfoFlags int flags);
4514
4515    /**
4516     * Find a single content provider by its base path name.
4517     *
4518     * @param name The name of the provider to find.
4519     * @param flags Additional option flags. Use any combination of
4520     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
4521     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
4522     *            {@link #MATCH_DISABLED_COMPONENTS},
4523     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4524     *            {@link #MATCH_DIRECT_BOOT_AWARE},
4525     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4526     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4527     *            returned.
4528     * @param userId The user id.
4529     * @return A {@link ProviderInfo} object containing information about the
4530     *         provider. If a provider was not found, returns null.
4531     * @see #GET_META_DATA
4532     * @see #GET_SHARED_LIBRARY_FILES
4533     * @see #MATCH_ALL
4534     * @see #MATCH_DEBUG_TRIAGED_MISSING
4535     * @see #MATCH_DEFAULT_ONLY
4536     * @see #MATCH_DISABLED_COMPONENTS
4537     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4538     * @see #MATCH_DIRECT_BOOT_AWARE
4539     * @see #MATCH_DIRECT_BOOT_UNAWARE
4540     * @see #MATCH_SYSTEM_ONLY
4541     * @see #MATCH_UNINSTALLED_PACKAGES
4542     * @hide
4543     */
4544    public abstract ProviderInfo resolveContentProviderAsUser(String name,
4545            @ComponentInfoFlags int flags, @UserIdInt int userId);
4546
4547    /**
4548     * Retrieve content provider information.
4549     * <p>
4550     * <em>Note: unlike most other methods, an empty result set is indicated
4551     * by a null return instead of an empty list.</em>
4552     *
4553     * @param processName If non-null, limits the returned providers to only
4554     *            those that are hosted by the given process. If null, all
4555     *            content providers are returned.
4556     * @param uid If <var>processName</var> is non-null, this is the required
4557     *            uid owning the requested content providers.
4558     * @param flags Additional option flags. Use any combination of
4559     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
4560     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
4561     *            {@link #MATCH_DISABLED_COMPONENTS},
4562     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4563     *            {@link #MATCH_DIRECT_BOOT_AWARE},
4564     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4565     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4566     *            returned.
4567     * @return A list of {@link ProviderInfo} objects containing one entry for
4568     *         each provider either matching <var>processName</var> or, if
4569     *         <var>processName</var> is null, all known content providers.
4570     *         <em>If there are no matching providers, null is returned.</em>
4571     * @see #GET_META_DATA
4572     * @see #GET_SHARED_LIBRARY_FILES
4573     * @see #MATCH_ALL
4574     * @see #MATCH_DEBUG_TRIAGED_MISSING
4575     * @see #MATCH_DEFAULT_ONLY
4576     * @see #MATCH_DISABLED_COMPONENTS
4577     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4578     * @see #MATCH_DIRECT_BOOT_AWARE
4579     * @see #MATCH_DIRECT_BOOT_UNAWARE
4580     * @see #MATCH_SYSTEM_ONLY
4581     * @see #MATCH_UNINSTALLED_PACKAGES
4582     */
4583    public abstract List<ProviderInfo> queryContentProviders(
4584            String processName, int uid, @ComponentInfoFlags int flags);
4585
4586    /**
4587     * Same as {@link #queryContentProviders}, except when {@code metaDataKey} is not null,
4588     * it only returns providers which have metadata with the {@code metaDataKey} key.
4589     *
4590     * <p>DO NOT USE the {@code metaDataKey} parameter, unless you're the contacts provider.
4591     * You really shouldn't need it.  Other apps should use {@link #queryIntentContentProviders}
4592     * instead.
4593     *
4594     * <p>The {@code metaDataKey} parameter was added to allow the contacts provider to quickly
4595     * scan the GAL providers on the device.  Unfortunately the discovery protocol used metadata
4596     * to mark GAL providers, rather than intent filters, so we can't use
4597     * {@link #queryIntentContentProviders} for that.
4598     *
4599     * @hide
4600     */
4601    public List<ProviderInfo> queryContentProviders(
4602            String processName, int uid, @ComponentInfoFlags int flags, String metaDataKey) {
4603        // Provide the default implementation for mocks.
4604        return queryContentProviders(processName, uid, flags);
4605    }
4606
4607    /**
4608     * Retrieve all of the information we know about a particular
4609     * instrumentation class.
4610     *
4611     * @param className The full name (i.e.
4612     *                  com.google.apps.contacts.InstrumentList) of an
4613     *                  Instrumentation class.
4614     * @param flags Additional option flags. Use any combination of
4615     *         {@link #GET_META_DATA}
4616     *         to modify the data returned.
4617     *
4618     * @return An {@link InstrumentationInfo} object containing information about the
4619     *         instrumentation.
4620     * @throws NameNotFoundException if a package with the given name cannot be
4621     *             found on the system.
4622     *
4623     * @see #GET_META_DATA
4624     */
4625    public abstract InstrumentationInfo getInstrumentationInfo(ComponentName className,
4626            @InstrumentationInfoFlags int flags) throws NameNotFoundException;
4627
4628    /**
4629     * Retrieve information about available instrumentation code.  May be used
4630     * to retrieve either all instrumentation code, or only the code targeting
4631     * a particular package.
4632     *
4633     * @param targetPackage If null, all instrumentation is returned; only the
4634     *                      instrumentation targeting this package name is
4635     *                      returned.
4636     * @param flags Additional option flags. Use any combination of
4637     *         {@link #GET_META_DATA}
4638     *         to modify the data returned.
4639     *
4640     * @return A list of {@link InstrumentationInfo} objects containing one
4641     *         entry for each matching instrumentation. If there are no
4642     *         instrumentation available, returns an empty list.
4643     *
4644     * @see #GET_META_DATA
4645     */
4646    public abstract List<InstrumentationInfo> queryInstrumentation(String targetPackage,
4647            @InstrumentationInfoFlags int flags);
4648
4649    /**
4650     * Retrieve an image from a package.  This is a low-level API used by
4651     * the various package manager info structures (such as
4652     * {@link ComponentInfo} to implement retrieval of their associated
4653     * icon.
4654     *
4655     * @param packageName The name of the package that this icon is coming from.
4656     * Cannot be null.
4657     * @param resid The resource identifier of the desired image.  Cannot be 0.
4658     * @param appInfo Overall information about <var>packageName</var>.  This
4659     * may be null, in which case the application information will be retrieved
4660     * for you if needed; if you already have this information around, it can
4661     * be much more efficient to supply it here.
4662     *
4663     * @return Returns a Drawable holding the requested image.  Returns null if
4664     * an image could not be found for any reason.
4665     */
4666    public abstract Drawable getDrawable(String packageName, @DrawableRes int resid,
4667            ApplicationInfo appInfo);
4668
4669    /**
4670     * Retrieve the icon associated with an activity.  Given the full name of
4671     * an activity, retrieves the information about it and calls
4672     * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon.
4673     * If the activity cannot be found, NameNotFoundException is thrown.
4674     *
4675     * @param activityName Name of the activity whose icon is to be retrieved.
4676     *
4677     * @return Returns the image of the icon, or the default activity icon if
4678     * it could not be found.  Does not return null.
4679     * @throws NameNotFoundException Thrown if the resources for the given
4680     * activity could not be loaded.
4681     *
4682     * @see #getActivityIcon(Intent)
4683     */
4684    public abstract Drawable getActivityIcon(ComponentName activityName)
4685            throws NameNotFoundException;
4686
4687    /**
4688     * Retrieve the icon associated with an Intent.  If intent.getClassName() is
4689     * set, this simply returns the result of
4690     * getActivityIcon(intent.getClassName()).  Otherwise it resolves the intent's
4691     * component and returns the icon associated with the resolved component.
4692     * If intent.getClassName() cannot be found or the Intent cannot be resolved
4693     * to a component, NameNotFoundException is thrown.
4694     *
4695     * @param intent The intent for which you would like to retrieve an icon.
4696     *
4697     * @return Returns the image of the icon, or the default activity icon if
4698     * it could not be found.  Does not return null.
4699     * @throws NameNotFoundException Thrown if the resources for application
4700     * matching the given intent could not be loaded.
4701     *
4702     * @see #getActivityIcon(ComponentName)
4703     */
4704    public abstract Drawable getActivityIcon(Intent intent)
4705            throws NameNotFoundException;
4706
4707    /**
4708     * Retrieve the banner associated with an activity. Given the full name of
4709     * an activity, retrieves the information about it and calls
4710     * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its
4711     * banner. If the activity cannot be found, NameNotFoundException is thrown.
4712     *
4713     * @param activityName Name of the activity whose banner is to be retrieved.
4714     * @return Returns the image of the banner, or null if the activity has no
4715     *         banner specified.
4716     * @throws NameNotFoundException Thrown if the resources for the given
4717     *             activity could not be loaded.
4718     * @see #getActivityBanner(Intent)
4719     */
4720    public abstract Drawable getActivityBanner(ComponentName activityName)
4721            throws NameNotFoundException;
4722
4723    /**
4724     * Retrieve the banner associated with an Intent. If intent.getClassName()
4725     * is set, this simply returns the result of
4726     * getActivityBanner(intent.getClassName()). Otherwise it resolves the
4727     * intent's component and returns the banner associated with the resolved
4728     * component. If intent.getClassName() cannot be found or the Intent cannot
4729     * be resolved to a component, NameNotFoundException is thrown.
4730     *
4731     * @param intent The intent for which you would like to retrieve a banner.
4732     * @return Returns the image of the banner, or null if the activity has no
4733     *         banner specified.
4734     * @throws NameNotFoundException Thrown if the resources for application
4735     *             matching the given intent could not be loaded.
4736     * @see #getActivityBanner(ComponentName)
4737     */
4738    public abstract Drawable getActivityBanner(Intent intent)
4739            throws NameNotFoundException;
4740
4741    /**
4742     * Return the generic icon for an activity that is used when no specific
4743     * icon is defined.
4744     *
4745     * @return Drawable Image of the icon.
4746     */
4747    public abstract Drawable getDefaultActivityIcon();
4748
4749    /**
4750     * Retrieve the icon associated with an application.  If it has not defined
4751     * an icon, the default app icon is returned.  Does not return null.
4752     *
4753     * @param info Information about application being queried.
4754     *
4755     * @return Returns the image of the icon, or the default application icon
4756     * if it could not be found.
4757     *
4758     * @see #getApplicationIcon(String)
4759     */
4760    public abstract Drawable getApplicationIcon(ApplicationInfo info);
4761
4762    /**
4763     * Retrieve the icon associated with an application.  Given the name of the
4764     * application's package, retrieves the information about it and calls
4765     * getApplicationIcon() to return its icon. If the application cannot be
4766     * found, NameNotFoundException is thrown.
4767     *
4768     * @param packageName Name of the package whose application icon is to be
4769     *                    retrieved.
4770     *
4771     * @return Returns the image of the icon, or the default application icon
4772     * if it could not be found.  Does not return null.
4773     * @throws NameNotFoundException Thrown if the resources for the given
4774     * application could not be loaded.
4775     *
4776     * @see #getApplicationIcon(ApplicationInfo)
4777     */
4778    public abstract Drawable getApplicationIcon(String packageName)
4779            throws NameNotFoundException;
4780
4781    /**
4782     * Retrieve the banner associated with an application.
4783     *
4784     * @param info Information about application being queried.
4785     * @return Returns the image of the banner or null if the application has no
4786     *         banner specified.
4787     * @see #getApplicationBanner(String)
4788     */
4789    public abstract Drawable getApplicationBanner(ApplicationInfo info);
4790
4791    /**
4792     * Retrieve the banner associated with an application. Given the name of the
4793     * application's package, retrieves the information about it and calls
4794     * getApplicationIcon() to return its banner. If the application cannot be
4795     * found, NameNotFoundException is thrown.
4796     *
4797     * @param packageName Name of the package whose application banner is to be
4798     *            retrieved.
4799     * @return Returns the image of the banner or null if the application has no
4800     *         banner specified.
4801     * @throws NameNotFoundException Thrown if the resources for the given
4802     *             application could not be loaded.
4803     * @see #getApplicationBanner(ApplicationInfo)
4804     */
4805    public abstract Drawable getApplicationBanner(String packageName)
4806            throws NameNotFoundException;
4807
4808    /**
4809     * Retrieve the logo associated with an activity. Given the full name of an
4810     * activity, retrieves the information about it and calls
4811     * {@link ComponentInfo#loadLogo ComponentInfo.loadLogo()} to return its
4812     * logo. If the activity cannot be found, NameNotFoundException is thrown.
4813     *
4814     * @param activityName Name of the activity whose logo is to be retrieved.
4815     * @return Returns the image of the logo or null if the activity has no logo
4816     *         specified.
4817     * @throws NameNotFoundException Thrown if the resources for the given
4818     *             activity could not be loaded.
4819     * @see #getActivityLogo(Intent)
4820     */
4821    public abstract Drawable getActivityLogo(ComponentName activityName)
4822            throws NameNotFoundException;
4823
4824    /**
4825     * Retrieve the logo associated with an Intent.  If intent.getClassName() is
4826     * set, this simply returns the result of
4827     * getActivityLogo(intent.getClassName()).  Otherwise it resolves the intent's
4828     * component and returns the logo associated with the resolved component.
4829     * If intent.getClassName() cannot be found or the Intent cannot be resolved
4830     * to a component, NameNotFoundException is thrown.
4831     *
4832     * @param intent The intent for which you would like to retrieve a logo.
4833     *
4834     * @return Returns the image of the logo, or null if the activity has no
4835     * logo specified.
4836     *
4837     * @throws NameNotFoundException Thrown if the resources for application
4838     * matching the given intent could not be loaded.
4839     *
4840     * @see #getActivityLogo(ComponentName)
4841     */
4842    public abstract Drawable getActivityLogo(Intent intent)
4843            throws NameNotFoundException;
4844
4845    /**
4846     * Retrieve the logo associated with an application.  If it has not specified
4847     * a logo, this method returns null.
4848     *
4849     * @param info Information about application being queried.
4850     *
4851     * @return Returns the image of the logo, or null if no logo is specified
4852     * by the application.
4853     *
4854     * @see #getApplicationLogo(String)
4855     */
4856    public abstract Drawable getApplicationLogo(ApplicationInfo info);
4857
4858    /**
4859     * Retrieve the logo associated with an application.  Given the name of the
4860     * application's package, retrieves the information about it and calls
4861     * getApplicationLogo() to return its logo. If the application cannot be
4862     * found, NameNotFoundException is thrown.
4863     *
4864     * @param packageName Name of the package whose application logo is to be
4865     *                    retrieved.
4866     *
4867     * @return Returns the image of the logo, or null if no application logo
4868     * has been specified.
4869     *
4870     * @throws NameNotFoundException Thrown if the resources for the given
4871     * application could not be loaded.
4872     *
4873     * @see #getApplicationLogo(ApplicationInfo)
4874     */
4875    public abstract Drawable getApplicationLogo(String packageName)
4876            throws NameNotFoundException;
4877
4878    /**
4879     * If the target user is a managed profile, then this returns a badged copy of the given icon
4880     * to be able to distinguish it from the original icon. For badging an arbitrary drawable use
4881     * {@link #getUserBadgedDrawableForDensity(
4882     * android.graphics.drawable.Drawable, UserHandle, android.graphics.Rect, int)}.
4883     * <p>
4884     * If the original drawable is a BitmapDrawable and the backing bitmap is
4885     * mutable as per {@link android.graphics.Bitmap#isMutable()}, the badging
4886     * is performed in place and the original drawable is returned.
4887     * </p>
4888     *
4889     * @param icon The icon to badge.
4890     * @param user The target user.
4891     * @return A drawable that combines the original icon and a badge as
4892     *         determined by the system.
4893     */
4894    public abstract Drawable getUserBadgedIcon(Drawable icon, UserHandle user);
4895
4896    /**
4897     * If the target user is a managed profile of the calling user or the caller
4898     * is itself a managed profile, then this returns a badged copy of the given
4899     * drawable allowing the user to distinguish it from the original drawable.
4900     * The caller can specify the location in the bounds of the drawable to be
4901     * badged where the badge should be applied as well as the density of the
4902     * badge to be used.
4903     * <p>
4904     * If the original drawable is a BitmapDrawable and the backing bitmap is
4905     * mutable as per {@link android.graphics.Bitmap#isMutable()}, the badging
4906     * is performed in place and the original drawable is returned.
4907     * </p>
4908     *
4909     * @param drawable The drawable to badge.
4910     * @param user The target user.
4911     * @param badgeLocation Where in the bounds of the badged drawable to place
4912     *         the badge. If it's {@code null}, the badge is applied on top of the entire
4913     *         drawable being badged.
4914     * @param badgeDensity The optional desired density for the badge as per
4915     *         {@link android.util.DisplayMetrics#densityDpi}. If it's not positive,
4916     *         the density of the display is used.
4917     * @return A drawable that combines the original drawable and a badge as
4918     *         determined by the system.
4919     */
4920    public abstract Drawable getUserBadgedDrawableForDensity(Drawable drawable,
4921            UserHandle user, Rect badgeLocation, int badgeDensity);
4922
4923    /**
4924     * If the target user is a managed profile of the calling user or the caller
4925     * is itself a managed profile, then this returns a drawable to use as a small
4926     * icon to include in a view to distinguish it from the original icon.
4927     *
4928     * @param user The target user.
4929     * @param density The optional desired density for the badge as per
4930     *         {@link android.util.DisplayMetrics#densityDpi}. If not provided
4931     *         the density of the current display is used.
4932     * @return the drawable or null if no drawable is required.
4933     * @hide
4934     */
4935    public abstract Drawable getUserBadgeForDensity(UserHandle user, int density);
4936
4937    /**
4938     * If the target user is a managed profile of the calling user or the caller
4939     * is itself a managed profile, then this returns a drawable to use as a small
4940     * icon to include in a view to distinguish it from the original icon. This version
4941     * doesn't have background protection and should be used over a light background instead of
4942     * a badge.
4943     *
4944     * @param user The target user.
4945     * @param density The optional desired density for the badge as per
4946     *         {@link android.util.DisplayMetrics#densityDpi}. If not provided
4947     *         the density of the current display is used.
4948     * @return the drawable or null if no drawable is required.
4949     * @hide
4950     */
4951    public abstract Drawable getUserBadgeForDensityNoBackground(UserHandle user, int density);
4952
4953    /**
4954     * If the target user is a managed profile of the calling user or the caller
4955     * is itself a managed profile, then this returns a copy of the label with
4956     * badging for accessibility services like talkback. E.g. passing in "Email"
4957     * and it might return "Work Email" for Email in the work profile.
4958     *
4959     * @param label The label to change.
4960     * @param user The target user.
4961     * @return A label that combines the original label and a badge as
4962     *         determined by the system.
4963     */
4964    public abstract CharSequence getUserBadgedLabel(CharSequence label, UserHandle user);
4965
4966    /**
4967     * Retrieve text from a package.  This is a low-level API used by
4968     * the various package manager info structures (such as
4969     * {@link ComponentInfo} to implement retrieval of their associated
4970     * labels and other text.
4971     *
4972     * @param packageName The name of the package that this text is coming from.
4973     * Cannot be null.
4974     * @param resid The resource identifier of the desired text.  Cannot be 0.
4975     * @param appInfo Overall information about <var>packageName</var>.  This
4976     * may be null, in which case the application information will be retrieved
4977     * for you if needed; if you already have this information around, it can
4978     * be much more efficient to supply it here.
4979     *
4980     * @return Returns a CharSequence holding the requested text.  Returns null
4981     * if the text could not be found for any reason.
4982     */
4983    public abstract CharSequence getText(String packageName, @StringRes int resid,
4984            ApplicationInfo appInfo);
4985
4986    /**
4987     * Retrieve an XML file from a package.  This is a low-level API used to
4988     * retrieve XML meta data.
4989     *
4990     * @param packageName The name of the package that this xml is coming from.
4991     * Cannot be null.
4992     * @param resid The resource identifier of the desired xml.  Cannot be 0.
4993     * @param appInfo Overall information about <var>packageName</var>.  This
4994     * may be null, in which case the application information will be retrieved
4995     * for you if needed; if you already have this information around, it can
4996     * be much more efficient to supply it here.
4997     *
4998     * @return Returns an XmlPullParser allowing you to parse out the XML
4999     * data.  Returns null if the xml resource could not be found for any
5000     * reason.
5001     */
5002    public abstract XmlResourceParser getXml(String packageName, @XmlRes int resid,
5003            ApplicationInfo appInfo);
5004
5005    /**
5006     * Return the label to use for this application.
5007     *
5008     * @return Returns the label associated with this application, or null if
5009     * it could not be found for any reason.
5010     * @param info The application to get the label of.
5011     */
5012    public abstract CharSequence getApplicationLabel(ApplicationInfo info);
5013
5014    /**
5015     * Retrieve the resources associated with an activity.  Given the full
5016     * name of an activity, retrieves the information about it and calls
5017     * getResources() to return its application's resources.  If the activity
5018     * cannot be found, NameNotFoundException is thrown.
5019     *
5020     * @param activityName Name of the activity whose resources are to be
5021     *                     retrieved.
5022     *
5023     * @return Returns the application's Resources.
5024     * @throws NameNotFoundException Thrown if the resources for the given
5025     * application could not be loaded.
5026     *
5027     * @see #getResourcesForApplication(ApplicationInfo)
5028     */
5029    public abstract Resources getResourcesForActivity(ComponentName activityName)
5030            throws NameNotFoundException;
5031
5032    /**
5033     * Retrieve the resources for an application.  Throws NameNotFoundException
5034     * if the package is no longer installed.
5035     *
5036     * @param app Information about the desired application.
5037     *
5038     * @return Returns the application's Resources.
5039     * @throws NameNotFoundException Thrown if the resources for the given
5040     * application could not be loaded (most likely because it was uninstalled).
5041     */
5042    public abstract Resources getResourcesForApplication(ApplicationInfo app)
5043            throws NameNotFoundException;
5044
5045    /**
5046     * Retrieve the resources associated with an application.  Given the full
5047     * package name of an application, retrieves the information about it and
5048     * calls getResources() to return its application's resources.  If the
5049     * appPackageName cannot be found, NameNotFoundException is thrown.
5050     *
5051     * @param appPackageName Package name of the application whose resources
5052     *                       are to be retrieved.
5053     *
5054     * @return Returns the application's Resources.
5055     * @throws NameNotFoundException Thrown if the resources for the given
5056     * application could not be loaded.
5057     *
5058     * @see #getResourcesForApplication(ApplicationInfo)
5059     */
5060    public abstract Resources getResourcesForApplication(String appPackageName)
5061            throws NameNotFoundException;
5062
5063    /** @hide */
5064    public abstract Resources getResourcesForApplicationAsUser(String appPackageName,
5065            @UserIdInt int userId) throws NameNotFoundException;
5066
5067    /**
5068     * Retrieve overall information about an application package defined
5069     * in a package archive file
5070     *
5071     * @param archiveFilePath The path to the archive file
5072     * @param flags Additional option flags. Use any combination of
5073     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
5074     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
5075     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
5076     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
5077     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
5078     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
5079     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
5080     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
5081     *         {@link #MATCH_UNINSTALLED_PACKAGES}
5082     *         to modify the data returned.
5083     *
5084     * @return A PackageInfo object containing information about the
5085     *         package archive. If the package could not be parsed,
5086     *         returns null.
5087     *
5088     * @see #GET_ACTIVITIES
5089     * @see #GET_CONFIGURATIONS
5090     * @see #GET_GIDS
5091     * @see #GET_INSTRUMENTATION
5092     * @see #GET_INTENT_FILTERS
5093     * @see #GET_META_DATA
5094     * @see #GET_PERMISSIONS
5095     * @see #GET_PROVIDERS
5096     * @see #GET_RECEIVERS
5097     * @see #GET_SERVICES
5098     * @see #GET_SHARED_LIBRARY_FILES
5099     * @see #GET_SIGNATURES
5100     * @see #GET_URI_PERMISSION_PATTERNS
5101     * @see #MATCH_DISABLED_COMPONENTS
5102     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
5103     * @see #MATCH_UNINSTALLED_PACKAGES
5104     *
5105     */
5106    public PackageInfo getPackageArchiveInfo(String archiveFilePath, @PackageInfoFlags int flags) {
5107        final PackageParser parser = new PackageParser();
5108        parser.setCallback(new PackageParser.CallbackImpl(this));
5109        final File apkFile = new File(archiveFilePath);
5110        try {
5111            if ((flags & (MATCH_DIRECT_BOOT_UNAWARE | MATCH_DIRECT_BOOT_AWARE)) != 0) {
5112                // Caller expressed an explicit opinion about what encryption
5113                // aware/unaware components they want to see, so fall through and
5114                // give them what they want
5115            } else {
5116                // Caller expressed no opinion, so match everything
5117                flags |= MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE;
5118            }
5119
5120            PackageParser.Package pkg = parser.parseMonolithicPackage(apkFile, 0);
5121            if ((flags & GET_SIGNATURES) != 0) {
5122                PackageParser.collectCertificates(pkg, 0);
5123            }
5124            PackageUserState state = new PackageUserState();
5125            return PackageParser.generatePackageInfo(pkg, null, flags, 0, 0, null, state);
5126        } catch (PackageParserException e) {
5127            return null;
5128        }
5129    }
5130
5131    /**
5132     * @deprecated replaced by {@link PackageInstaller}
5133     * @hide
5134     */
5135    @Deprecated
5136    public abstract void installPackage(
5137            Uri packageURI,
5138            IPackageInstallObserver observer,
5139            @InstallFlags int flags,
5140            String installerPackageName);
5141    /**
5142     * @deprecated replaced by {@link PackageInstaller}
5143     * @hide
5144     */
5145    @Deprecated
5146    public abstract void installPackage(
5147            Uri packageURI,
5148            PackageInstallObserver observer,
5149            @InstallFlags int flags,
5150            String installerPackageName);
5151
5152    /**
5153     * If there is already an application with the given package name installed
5154     * on the system for other users, also install it for the calling user.
5155     * @hide
5156     */
5157    public abstract int installExistingPackage(String packageName) throws NameNotFoundException;
5158
5159    /**
5160     * If there is already an application with the given package name installed
5161     * on the system for other users, also install it for the specified user.
5162     * @hide
5163     */
5164     @RequiresPermission(anyOf = {
5165            Manifest.permission.INSTALL_PACKAGES,
5166            Manifest.permission.INTERACT_ACROSS_USERS_FULL})
5167    public abstract int installExistingPackageAsUser(String packageName, @UserIdInt int userId)
5168            throws NameNotFoundException;
5169
5170    /**
5171     * Allows a package listening to the
5172     * {@link Intent#ACTION_PACKAGE_NEEDS_VERIFICATION package verification
5173     * broadcast} to respond to the package manager. The response must include
5174     * the {@code verificationCode} which is one of
5175     * {@link PackageManager#VERIFICATION_ALLOW} or
5176     * {@link PackageManager#VERIFICATION_REJECT}.
5177     *
5178     * @param id pending package identifier as passed via the
5179     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
5180     * @param verificationCode either {@link PackageManager#VERIFICATION_ALLOW}
5181     *            or {@link PackageManager#VERIFICATION_REJECT}.
5182     * @throws SecurityException if the caller does not have the
5183     *            PACKAGE_VERIFICATION_AGENT permission.
5184     */
5185    public abstract void verifyPendingInstall(int id, int verificationCode);
5186
5187    /**
5188     * Allows a package listening to the
5189     * {@link Intent#ACTION_PACKAGE_NEEDS_VERIFICATION package verification
5190     * broadcast} to extend the default timeout for a response and declare what
5191     * action to perform after the timeout occurs. The response must include
5192     * the {@code verificationCodeAtTimeout} which is one of
5193     * {@link PackageManager#VERIFICATION_ALLOW} or
5194     * {@link PackageManager#VERIFICATION_REJECT}.
5195     *
5196     * This method may only be called once per package id. Additional calls
5197     * will have no effect.
5198     *
5199     * @param id pending package identifier as passed via the
5200     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
5201     * @param verificationCodeAtTimeout either
5202     *            {@link PackageManager#VERIFICATION_ALLOW} or
5203     *            {@link PackageManager#VERIFICATION_REJECT}. If
5204     *            {@code verificationCodeAtTimeout} is neither
5205     *            {@link PackageManager#VERIFICATION_ALLOW} or
5206     *            {@link PackageManager#VERIFICATION_REJECT}, then
5207     *            {@code verificationCodeAtTimeout} will default to
5208     *            {@link PackageManager#VERIFICATION_REJECT}.
5209     * @param millisecondsToDelay the amount of time requested for the timeout.
5210     *            Must be positive and less than
5211     *            {@link PackageManager#MAXIMUM_VERIFICATION_TIMEOUT}. If
5212     *            {@code millisecondsToDelay} is out of bounds,
5213     *            {@code millisecondsToDelay} will be set to the closest in
5214     *            bounds value; namely, 0 or
5215     *            {@link PackageManager#MAXIMUM_VERIFICATION_TIMEOUT}.
5216     * @throws SecurityException if the caller does not have the
5217     *            PACKAGE_VERIFICATION_AGENT permission.
5218     */
5219    public abstract void extendVerificationTimeout(int id,
5220            int verificationCodeAtTimeout, long millisecondsToDelay);
5221
5222    /**
5223     * Allows a package listening to the
5224     * {@link Intent#ACTION_INTENT_FILTER_NEEDS_VERIFICATION} intent filter verification
5225     * broadcast to respond to the package manager. The response must include
5226     * the {@code verificationCode} which is one of
5227     * {@link PackageManager#INTENT_FILTER_VERIFICATION_SUCCESS} or
5228     * {@link PackageManager#INTENT_FILTER_VERIFICATION_FAILURE}.
5229     *
5230     * @param verificationId pending package identifier as passed via the
5231     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
5232     * @param verificationCode either {@link PackageManager#INTENT_FILTER_VERIFICATION_SUCCESS}
5233     *            or {@link PackageManager#INTENT_FILTER_VERIFICATION_FAILURE}.
5234     * @param failedDomains a list of failed domains if the verificationCode is
5235     *            {@link PackageManager#INTENT_FILTER_VERIFICATION_FAILURE}, otherwise null;
5236     * @throws SecurityException if the caller does not have the
5237     *            INTENT_FILTER_VERIFICATION_AGENT permission.
5238     *
5239     * @hide
5240     */
5241    @SystemApi
5242    public abstract void verifyIntentFilter(int verificationId, int verificationCode,
5243            List<String> failedDomains);
5244
5245    /**
5246     * Get the status of a Domain Verification Result for an IntentFilter. This is
5247     * related to the {@link android.content.IntentFilter#setAutoVerify(boolean)} and
5248     * {@link android.content.IntentFilter#getAutoVerify()}
5249     *
5250     * This is used by the ResolverActivity to change the status depending on what the User select
5251     * in the Disambiguation Dialog and also used by the Settings App for changing the default App
5252     * for a domain.
5253     *
5254     * @param packageName The package name of the Activity associated with the IntentFilter.
5255     * @param userId The user id.
5256     *
5257     * @return The status to set to. This can be
5258     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK} or
5259     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS} or
5260     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER} or
5261     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED}
5262     *
5263     * @hide
5264     */
5265    @SystemApi
5266    public abstract int getIntentVerificationStatusAsUser(String packageName, @UserIdInt int userId);
5267
5268    /**
5269     * Allow to change the status of a Intent Verification status for all IntentFilter of an App.
5270     * This is related to the {@link android.content.IntentFilter#setAutoVerify(boolean)} and
5271     * {@link android.content.IntentFilter#getAutoVerify()}
5272     *
5273     * This is used by the ResolverActivity to change the status depending on what the User select
5274     * in the Disambiguation Dialog and also used by the Settings App for changing the default App
5275     * for a domain.
5276     *
5277     * @param packageName The package name of the Activity associated with the IntentFilter.
5278     * @param status The status to set to. This can be
5279     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK} or
5280     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS} or
5281     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER}
5282     * @param userId The user id.
5283     *
5284     * @return true if the status has been set. False otherwise.
5285     *
5286     * @hide
5287     */
5288    @SystemApi
5289    public abstract boolean updateIntentVerificationStatusAsUser(String packageName, int status,
5290            @UserIdInt int userId);
5291
5292    /**
5293     * Get the list of IntentFilterVerificationInfo for a specific package and User.
5294     *
5295     * @param packageName the package name. When this parameter is set to a non null value,
5296     *                    the results will be filtered by the package name provided.
5297     *                    Otherwise, there will be no filtering and it will return a list
5298     *                    corresponding for all packages
5299     *
5300     * @return a list of IntentFilterVerificationInfo for a specific package.
5301     *
5302     * @hide
5303     */
5304    @SystemApi
5305    public abstract List<IntentFilterVerificationInfo> getIntentFilterVerifications(
5306            String packageName);
5307
5308    /**
5309     * Get the list of IntentFilter for a specific package.
5310     *
5311     * @param packageName the package name. This parameter is set to a non null value,
5312     *                    the list will contain all the IntentFilter for that package.
5313     *                    Otherwise, the list will be empty.
5314     *
5315     * @return a list of IntentFilter for a specific package.
5316     *
5317     * @hide
5318     */
5319    @SystemApi
5320    public abstract List<IntentFilter> getAllIntentFilters(String packageName);
5321
5322    /**
5323     * Get the default Browser package name for a specific user.
5324     *
5325     * @param userId The user id.
5326     *
5327     * @return the package name of the default Browser for the specified user. If the user id passed
5328     *         is -1 (all users) it will return a null value.
5329     *
5330     * @hide
5331     */
5332    @TestApi
5333    @SystemApi
5334    public abstract String getDefaultBrowserPackageNameAsUser(@UserIdInt int userId);
5335
5336    /**
5337     * Set the default Browser package name for a specific user.
5338     *
5339     * @param packageName The package name of the default Browser.
5340     * @param userId The user id.
5341     *
5342     * @return true if the default Browser for the specified user has been set,
5343     *         otherwise return false. If the user id passed is -1 (all users) this call will not
5344     *         do anything and just return false.
5345     *
5346     * @hide
5347     */
5348    @SystemApi
5349    public abstract boolean setDefaultBrowserPackageNameAsUser(String packageName,
5350            @UserIdInt int userId);
5351
5352    /**
5353     * Change the installer associated with a given package.  There are limitations
5354     * on how the installer package can be changed; in particular:
5355     * <ul>
5356     * <li> A SecurityException will be thrown if <var>installerPackageName</var>
5357     * is not signed with the same certificate as the calling application.
5358     * <li> A SecurityException will be thrown if <var>targetPackage</var> already
5359     * has an installer package, and that installer package is not signed with
5360     * the same certificate as the calling application.
5361     * </ul>
5362     *
5363     * @param targetPackage The installed package whose installer will be changed.
5364     * @param installerPackageName The package name of the new installer.  May be
5365     * null to clear the association.
5366     */
5367    public abstract void setInstallerPackageName(String targetPackage,
5368            String installerPackageName);
5369
5370    /** @hide */
5371    @SystemApi
5372    @RequiresPermission(Manifest.permission.INSTALL_PACKAGES)
5373    public abstract void setUpdateAvailable(String packageName, boolean updateAvaialble);
5374
5375    /**
5376     * Attempts to delete a package. Since this may take a little while, the
5377     * result will be posted back to the given observer. A deletion will fail if
5378     * the calling context lacks the
5379     * {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the
5380     * named package cannot be found, or if the named package is a system
5381     * package.
5382     *
5383     * @param packageName The name of the package to delete
5384     * @param observer An observer callback to get notified when the package
5385     *            deletion is complete.
5386     *            {@link android.content.pm.IPackageDeleteObserver#packageDeleted}
5387     *            will be called when that happens. observer may be null to
5388     *            indicate that no callback is desired.
5389     * @hide
5390     */
5391    @RequiresPermission(Manifest.permission.DELETE_PACKAGES)
5392    public abstract void deletePackage(String packageName, IPackageDeleteObserver observer,
5393            @DeleteFlags int flags);
5394
5395    /**
5396     * Attempts to delete a package. Since this may take a little while, the
5397     * result will be posted back to the given observer. A deletion will fail if
5398     * the named package cannot be found, or if the named package is a system
5399     * package.
5400     *
5401     * @param packageName The name of the package to delete
5402     * @param observer An observer callback to get notified when the package
5403     *            deletion is complete.
5404     *            {@link android.content.pm.IPackageDeleteObserver#packageDeleted}
5405     *            will be called when that happens. observer may be null to
5406     *            indicate that no callback is desired.
5407     * @param userId The user Id
5408     * @hide
5409     */
5410    @RequiresPermission(anyOf = {
5411            Manifest.permission.DELETE_PACKAGES,
5412            Manifest.permission.INTERACT_ACROSS_USERS_FULL})
5413    public abstract void deletePackageAsUser(@NonNull String packageName,
5414            IPackageDeleteObserver observer, @DeleteFlags int flags, @UserIdInt int userId);
5415
5416    /**
5417     * Retrieve the package name of the application that installed a package. This identifies
5418     * which market the package came from.
5419     *
5420     * @param packageName The name of the package to query
5421     */
5422    public abstract String getInstallerPackageName(String packageName);
5423
5424    /**
5425     * Attempts to clear the user data directory of an application.
5426     * Since this may take a little while, the result will
5427     * be posted back to the given observer.  A deletion will fail if the
5428     * named package cannot be found, or if the named package is a "system package".
5429     *
5430     * @param packageName The name of the package
5431     * @param observer An observer callback to get notified when the operation is finished
5432     * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
5433     * will be called when that happens.  observer may be null to indicate that
5434     * no callback is desired.
5435     *
5436     * @hide
5437     */
5438    public abstract void clearApplicationUserData(String packageName,
5439            IPackageDataObserver observer);
5440    /**
5441     * Attempts to delete the cache files associated with an application.
5442     * Since this may take a little while, the result will
5443     * be posted back to the given observer.  A deletion will fail if the calling context
5444     * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the
5445     * named package cannot be found, or if the named package is a "system package".
5446     *
5447     * @param packageName The name of the package to delete
5448     * @param observer An observer callback to get notified when the cache file deletion
5449     * is complete.
5450     * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
5451     * will be called when that happens.  observer may be null to indicate that
5452     * no callback is desired.
5453     *
5454     * @hide
5455     */
5456    public abstract void deleteApplicationCacheFiles(String packageName,
5457            IPackageDataObserver observer);
5458
5459    /**
5460     * Attempts to delete the cache files associated with an application for a given user. Since
5461     * this may take a little while, the result will be posted back to the given observer. A
5462     * deletion will fail if the calling context lacks the
5463     * {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the named package
5464     * cannot be found, or if the named package is a "system package". If {@code userId} does not
5465     * belong to the calling user, the caller must have
5466     * {@link android.Manifest.permission#INTERACT_ACROSS_USERS} permission.
5467     *
5468     * @param packageName The name of the package to delete
5469     * @param userId the user for which the cache files needs to be deleted
5470     * @param observer An observer callback to get notified when the cache file deletion is
5471     *            complete.
5472     *            {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
5473     *            will be called when that happens. observer may be null to indicate that no
5474     *            callback is desired.
5475     * @hide
5476     */
5477    public abstract void deleteApplicationCacheFilesAsUser(String packageName, int userId,
5478            IPackageDataObserver observer);
5479
5480    /**
5481     * Free storage by deleting LRU sorted list of cache files across
5482     * all applications. If the currently available free storage
5483     * on the device is greater than or equal to the requested
5484     * free storage, no cache files are cleared. If the currently
5485     * available storage on the device is less than the requested
5486     * free storage, some or all of the cache files across
5487     * all applications are deleted (based on last accessed time)
5488     * to increase the free storage space on the device to
5489     * the requested value. There is no guarantee that clearing all
5490     * the cache files from all applications will clear up
5491     * enough storage to achieve the desired value.
5492     * @param freeStorageSize The number of bytes of storage to be
5493     * freed by the system. Say if freeStorageSize is XX,
5494     * and the current free storage is YY,
5495     * if XX is less than YY, just return. if not free XX-YY number
5496     * of bytes if possible.
5497     * @param observer call back used to notify when
5498     * the operation is completed
5499     *
5500     * @hide
5501     */
5502    public void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer) {
5503        freeStorageAndNotify(null, freeStorageSize, observer);
5504    }
5505
5506    /** {@hide} */
5507    public abstract void freeStorageAndNotify(String volumeUuid, long freeStorageSize,
5508            IPackageDataObserver observer);
5509
5510    /**
5511     * Free storage by deleting LRU sorted list of cache files across
5512     * all applications. If the currently available free storage
5513     * on the device is greater than or equal to the requested
5514     * free storage, no cache files are cleared. If the currently
5515     * available storage on the device is less than the requested
5516     * free storage, some or all of the cache files across
5517     * all applications are deleted (based on last accessed time)
5518     * to increase the free storage space on the device to
5519     * the requested value. There is no guarantee that clearing all
5520     * the cache files from all applications will clear up
5521     * enough storage to achieve the desired value.
5522     * @param freeStorageSize The number of bytes of storage to be
5523     * freed by the system. Say if freeStorageSize is XX,
5524     * and the current free storage is YY,
5525     * if XX is less than YY, just return. if not free XX-YY number
5526     * of bytes if possible.
5527     * @param pi IntentSender call back used to
5528     * notify when the operation is completed.May be null
5529     * to indicate that no call back is desired.
5530     *
5531     * @hide
5532     */
5533    public void freeStorage(long freeStorageSize, IntentSender pi) {
5534        freeStorage(null, freeStorageSize, pi);
5535    }
5536
5537    /** {@hide} */
5538    public abstract void freeStorage(String volumeUuid, long freeStorageSize, IntentSender pi);
5539
5540    /**
5541     * Retrieve the size information for a package.
5542     * Since this may take a little while, the result will
5543     * be posted back to the given observer.  The calling context
5544     * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission.
5545     *
5546     * @param packageName The name of the package whose size information is to be retrieved
5547     * @param userId The user whose size information should be retrieved.
5548     * @param observer An observer callback to get notified when the operation
5549     * is complete.
5550     * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)}
5551     * The observer's callback is invoked with a PackageStats object(containing the
5552     * code, data and cache sizes of the package) and a boolean value representing
5553     * the status of the operation. observer may be null to indicate that
5554     * no callback is desired.
5555     *
5556     * @deprecated use {@link StorageStatsManager} instead.
5557     * @hide
5558     */
5559    @Deprecated
5560    public abstract void getPackageSizeInfoAsUser(String packageName, @UserIdInt int userId,
5561            IPackageStatsObserver observer);
5562
5563    /**
5564     * Like {@link #getPackageSizeInfoAsUser(String, int, IPackageStatsObserver)}, but
5565     * returns the size for the calling user.
5566     *
5567     * @deprecated use {@link StorageStatsManager} instead.
5568     * @hide
5569     */
5570    @Deprecated
5571    public void getPackageSizeInfo(String packageName, IPackageStatsObserver observer) {
5572        getPackageSizeInfoAsUser(packageName, UserHandle.myUserId(), observer);
5573    }
5574
5575    /**
5576     * @deprecated This function no longer does anything; it was an old
5577     * approach to managing preferred activities, which has been superseded
5578     * by (and conflicts with) the modern activity-based preferences.
5579     */
5580    @Deprecated
5581    public abstract void addPackageToPreferred(String packageName);
5582
5583    /**
5584     * @deprecated This function no longer does anything; it was an old
5585     * approach to managing preferred activities, which has been superseded
5586     * by (and conflicts with) the modern activity-based preferences.
5587     */
5588    @Deprecated
5589    public abstract void removePackageFromPreferred(String packageName);
5590
5591    /**
5592     * Retrieve the list of all currently configured preferred packages.  The
5593     * first package on the list is the most preferred, the last is the
5594     * least preferred.
5595     *
5596     * @param flags Additional option flags. Use any combination of
5597     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
5598     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
5599     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
5600     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
5601     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
5602     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
5603     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
5604     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
5605     *         {@link #MATCH_UNINSTALLED_PACKAGES}
5606     *         to modify the data returned.
5607     *
5608     * @return A List of PackageInfo objects, one for each preferred application,
5609     *         in order of preference.
5610     *
5611     * @see #GET_ACTIVITIES
5612     * @see #GET_CONFIGURATIONS
5613     * @see #GET_GIDS
5614     * @see #GET_INSTRUMENTATION
5615     * @see #GET_INTENT_FILTERS
5616     * @see #GET_META_DATA
5617     * @see #GET_PERMISSIONS
5618     * @see #GET_PROVIDERS
5619     * @see #GET_RECEIVERS
5620     * @see #GET_SERVICES
5621     * @see #GET_SHARED_LIBRARY_FILES
5622     * @see #GET_SIGNATURES
5623     * @see #GET_URI_PERMISSION_PATTERNS
5624     * @see #MATCH_DISABLED_COMPONENTS
5625     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
5626     * @see #MATCH_UNINSTALLED_PACKAGES
5627     */
5628    public abstract List<PackageInfo> getPreferredPackages(@PackageInfoFlags int flags);
5629
5630    /**
5631     * @deprecated This is a protected API that should not have been available
5632     * to third party applications.  It is the platform's responsibility for
5633     * assigning preferred activities and this cannot be directly modified.
5634     *
5635     * Add a new preferred activity mapping to the system.  This will be used
5636     * to automatically select the given activity component when
5637     * {@link Context#startActivity(Intent) Context.startActivity()} finds
5638     * multiple matching activities and also matches the given filter.
5639     *
5640     * @param filter The set of intents under which this activity will be
5641     * made preferred.
5642     * @param match The IntentFilter match category that this preference
5643     * applies to.
5644     * @param set The set of activities that the user was picking from when
5645     * this preference was made.
5646     * @param activity The component name of the activity that is to be
5647     * preferred.
5648     */
5649    @Deprecated
5650    public abstract void addPreferredActivity(IntentFilter filter, int match,
5651            ComponentName[] set, ComponentName activity);
5652
5653    /**
5654     * Same as {@link #addPreferredActivity(IntentFilter, int,
5655            ComponentName[], ComponentName)}, but with a specific userId to apply the preference
5656            to.
5657     * @hide
5658     */
5659    public void addPreferredActivityAsUser(IntentFilter filter, int match,
5660            ComponentName[] set, ComponentName activity, @UserIdInt int userId) {
5661        throw new RuntimeException("Not implemented. Must override in a subclass.");
5662    }
5663
5664    /**
5665     * @deprecated This is a protected API that should not have been available
5666     * to third party applications.  It is the platform's responsibility for
5667     * assigning preferred activities and this cannot be directly modified.
5668     *
5669     * Replaces an existing preferred activity mapping to the system, and if that were not present
5670     * adds a new preferred activity.  This will be used
5671     * to automatically select the given activity component when
5672     * {@link Context#startActivity(Intent) Context.startActivity()} finds
5673     * multiple matching activities and also matches the given filter.
5674     *
5675     * @param filter The set of intents under which this activity will be
5676     * made preferred.
5677     * @param match The IntentFilter match category that this preference
5678     * applies to.
5679     * @param set The set of activities that the user was picking from when
5680     * this preference was made.
5681     * @param activity The component name of the activity that is to be
5682     * preferred.
5683     * @hide
5684     */
5685    @Deprecated
5686    public abstract void replacePreferredActivity(IntentFilter filter, int match,
5687            ComponentName[] set, ComponentName activity);
5688
5689    /**
5690     * @hide
5691     */
5692    @Deprecated
5693    public void replacePreferredActivityAsUser(IntentFilter filter, int match,
5694           ComponentName[] set, ComponentName activity, @UserIdInt int userId) {
5695        throw new RuntimeException("Not implemented. Must override in a subclass.");
5696    }
5697
5698    /**
5699     * Remove all preferred activity mappings, previously added with
5700     * {@link #addPreferredActivity}, from the
5701     * system whose activities are implemented in the given package name.
5702     * An application can only clear its own package(s).
5703     *
5704     * @param packageName The name of the package whose preferred activity
5705     * mappings are to be removed.
5706     */
5707    public abstract void clearPackagePreferredActivities(String packageName);
5708
5709    /**
5710     * Retrieve all preferred activities, previously added with
5711     * {@link #addPreferredActivity}, that are
5712     * currently registered with the system.
5713     *
5714     * @param outFilters A required list in which to place the filters of all of the
5715     * preferred activities.
5716     * @param outActivities A required list in which to place the component names of
5717     * all of the preferred activities.
5718     * @param packageName An optional package in which you would like to limit
5719     * the list.  If null, all activities will be returned; if non-null, only
5720     * those activities in the given package are returned.
5721     *
5722     * @return Returns the total number of registered preferred activities
5723     * (the number of distinct IntentFilter records, not the number of unique
5724     * activity components) that were found.
5725     */
5726    public abstract int getPreferredActivities(@NonNull List<IntentFilter> outFilters,
5727            @NonNull List<ComponentName> outActivities, String packageName);
5728
5729    /**
5730     * Ask for the set of available 'home' activities and the current explicit
5731     * default, if any.
5732     * @hide
5733     */
5734    public abstract ComponentName getHomeActivities(List<ResolveInfo> outActivities);
5735
5736    /**
5737     * Set the enabled setting for a package component (activity, receiver, service, provider).
5738     * This setting will override any enabled state which may have been set by the component in its
5739     * manifest.
5740     *
5741     * @param componentName The component to enable
5742     * @param newState The new enabled state for the component.  The legal values for this state
5743     *                 are:
5744     *                   {@link #COMPONENT_ENABLED_STATE_ENABLED},
5745     *                   {@link #COMPONENT_ENABLED_STATE_DISABLED}
5746     *                   and
5747     *                   {@link #COMPONENT_ENABLED_STATE_DEFAULT}
5748     *                 The last one removes the setting, thereby restoring the component's state to
5749     *                 whatever was set in it's manifest (or enabled, by default).
5750     * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0.
5751     */
5752    public abstract void setComponentEnabledSetting(ComponentName componentName,
5753            int newState, int flags);
5754
5755    /**
5756     * Return the enabled setting for a package component (activity,
5757     * receiver, service, provider).  This returns the last value set by
5758     * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most
5759     * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since
5760     * the value originally specified in the manifest has not been modified.
5761     *
5762     * @param componentName The component to retrieve.
5763     * @return Returns the current enabled state for the component.  May
5764     * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED},
5765     * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or
5766     * {@link #COMPONENT_ENABLED_STATE_DEFAULT}.  The last one means the
5767     * component's enabled state is based on the original information in
5768     * the manifest as found in {@link ComponentInfo}.
5769     */
5770    public abstract int getComponentEnabledSetting(ComponentName componentName);
5771
5772    /**
5773     * Set the enabled setting for an application
5774     * This setting will override any enabled state which may have been set by the application in
5775     * its manifest.  It also overrides the enabled state set in the manifest for any of the
5776     * application's components.  It does not override any enabled state set by
5777     * {@link #setComponentEnabledSetting} for any of the application's components.
5778     *
5779     * @param packageName The package name of the application to enable
5780     * @param newState The new enabled state for the component.  The legal values for this state
5781     *                 are:
5782     *                   {@link #COMPONENT_ENABLED_STATE_ENABLED},
5783     *                   {@link #COMPONENT_ENABLED_STATE_DISABLED}
5784     *                   and
5785     *                   {@link #COMPONENT_ENABLED_STATE_DEFAULT}
5786     *                 The last one removes the setting, thereby restoring the applications's state to
5787     *                 whatever was set in its manifest (or enabled, by default).
5788     * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0.
5789     */
5790    public abstract void setApplicationEnabledSetting(String packageName,
5791            int newState, int flags);
5792
5793    /**
5794     * Return the enabled setting for an application. This returns
5795     * the last value set by
5796     * {@link #setApplicationEnabledSetting(String, int, int)}; in most
5797     * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since
5798     * the value originally specified in the manifest has not been modified.
5799     *
5800     * @param packageName The package name of the application to retrieve.
5801     * @return Returns the current enabled state for the application.  May
5802     * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED},
5803     * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or
5804     * {@link #COMPONENT_ENABLED_STATE_DEFAULT}.  The last one means the
5805     * application's enabled state is based on the original information in
5806     * the manifest as found in {@link ApplicationInfo}.
5807     * @throws IllegalArgumentException if the named package does not exist.
5808     */
5809    public abstract int getApplicationEnabledSetting(String packageName);
5810
5811    /**
5812     * Flush the package restrictions for a given user to disk. This forces the package restrictions
5813     * like component and package enabled settings to be written to disk and avoids the delay that
5814     * is otherwise present when changing those settings.
5815     *
5816     * @param userId Ther userId of the user whose restrictions are to be flushed.
5817     * @hide
5818     */
5819    public abstract void flushPackageRestrictionsAsUser(int userId);
5820
5821    /**
5822     * Puts the package in a hidden state, which is almost like an uninstalled state,
5823     * making the package unavailable, but it doesn't remove the data or the actual
5824     * package file. Application can be unhidden by either resetting the hidden state
5825     * or by installing it, such as with {@link #installExistingPackage(String)}
5826     * @hide
5827     */
5828    public abstract boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden,
5829            UserHandle userHandle);
5830
5831    /**
5832     * Returns the hidden state of a package.
5833     * @see #setApplicationHiddenSettingAsUser(String, boolean, UserHandle)
5834     * @hide
5835     */
5836    public abstract boolean getApplicationHiddenSettingAsUser(String packageName,
5837            UserHandle userHandle);
5838
5839    /**
5840     * Return whether the device has been booted into safe mode.
5841     */
5842    public abstract boolean isSafeMode();
5843
5844    /**
5845     * Adds a listener for permission changes for installed packages.
5846     *
5847     * @param listener The listener to add.
5848     *
5849     * @hide
5850     */
5851    @SystemApi
5852    @RequiresPermission(Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS)
5853    public abstract void addOnPermissionsChangeListener(OnPermissionsChangedListener listener);
5854
5855    /**
5856     * Remvoes a listener for permission changes for installed packages.
5857     *
5858     * @param listener The listener to remove.
5859     *
5860     * @hide
5861     */
5862    @SystemApi
5863    public abstract void removeOnPermissionsChangeListener(OnPermissionsChangedListener listener);
5864
5865    /**
5866     * Return the {@link KeySet} associated with the String alias for this
5867     * application.
5868     *
5869     * @param alias The alias for a given {@link KeySet} as defined in the
5870     *        application's AndroidManifest.xml.
5871     * @hide
5872     */
5873    public abstract KeySet getKeySetByAlias(String packageName, String alias);
5874
5875    /** Return the signing {@link KeySet} for this application.
5876     * @hide
5877     */
5878    public abstract KeySet getSigningKeySet(String packageName);
5879
5880    /**
5881     * Return whether the package denoted by packageName has been signed by all
5882     * of the keys specified by the {@link KeySet} ks.  This will return true if
5883     * the package has been signed by additional keys (a superset) as well.
5884     * Compare to {@link #isSignedByExactly(String packageName, KeySet ks)}.
5885     * @hide
5886     */
5887    public abstract boolean isSignedBy(String packageName, KeySet ks);
5888
5889    /**
5890     * Return whether the package denoted by packageName has been signed by all
5891     * of, and only, the keys specified by the {@link KeySet} ks. Compare to
5892     * {@link #isSignedBy(String packageName, KeySet ks)}.
5893     * @hide
5894     */
5895    public abstract boolean isSignedByExactly(String packageName, KeySet ks);
5896
5897    /**
5898     * Puts the package in a suspended state, where attempts at starting activities are denied.
5899     *
5900     * <p>It doesn't remove the data or the actual package file. The application notifications
5901     * will be hidden, the application will not show up in recents, will not be able to show
5902     * toasts or dialogs or ring the device.
5903     *
5904     * <p>The package must already be installed. If the package is uninstalled while suspended
5905     * the package will no longer be suspended.
5906     *
5907     * @param packageNames The names of the packages to set the suspended status.
5908     * @param suspended If set to {@code true} than the packages will be suspended, if set to
5909     * {@code false} the packages will be unsuspended.
5910     * @param userId The user id.
5911     *
5912     * @return an array of package names for which the suspended status is not set as requested in
5913     * this method.
5914     *
5915     * @hide
5916     */
5917    public abstract String[] setPackagesSuspendedAsUser(
5918            String[] packageNames, boolean suspended, @UserIdInt int userId);
5919
5920    /**
5921     * @see #setPackageSuspendedAsUser(String, boolean, int)
5922     * @param packageName The name of the package to get the suspended status of.
5923     * @param userId The user id.
5924     * @return {@code true} if the package is suspended or {@code false} if the package is not
5925     * suspended or could not be found.
5926     * @hide
5927     */
5928    public abstract boolean isPackageSuspendedForUser(String packageName, int userId);
5929
5930    /**
5931     * Provide a hint of what the {@link ApplicationInfo#category} value should
5932     * be for the given package.
5933     * <p>
5934     * This hint can only be set by the app which installed this package, as
5935     * determined by {@link #getInstallerPackageName(String)}.
5936     */
5937    public abstract void setApplicationCategoryHint(String packageName,
5938            @ApplicationInfo.Category int categoryHint);
5939
5940    /** {@hide} */
5941    public static boolean isMoveStatusFinished(int status) {
5942        return (status < 0 || status > 100);
5943    }
5944
5945    /** {@hide} */
5946    public static abstract class MoveCallback {
5947        public void onCreated(int moveId, Bundle extras) {}
5948        public abstract void onStatusChanged(int moveId, int status, long estMillis);
5949    }
5950
5951    /** {@hide} */
5952    public abstract int getMoveStatus(int moveId);
5953
5954    /** {@hide} */
5955    public abstract void registerMoveCallback(MoveCallback callback, Handler handler);
5956    /** {@hide} */
5957    public abstract void unregisterMoveCallback(MoveCallback callback);
5958
5959    /** {@hide} */
5960    public abstract int movePackage(String packageName, VolumeInfo vol);
5961    /** {@hide} */
5962    public abstract @Nullable VolumeInfo getPackageCurrentVolume(ApplicationInfo app);
5963    /** {@hide} */
5964    public abstract @NonNull List<VolumeInfo> getPackageCandidateVolumes(ApplicationInfo app);
5965
5966    /** {@hide} */
5967    public abstract int movePrimaryStorage(VolumeInfo vol);
5968    /** {@hide} */
5969    public abstract @Nullable VolumeInfo getPrimaryStorageCurrentVolume();
5970    /** {@hide} */
5971    public abstract @NonNull List<VolumeInfo> getPrimaryStorageCandidateVolumes();
5972
5973    /**
5974     * Returns the device identity that verifiers can use to associate their scheme to a particular
5975     * device. This should not be used by anything other than a package verifier.
5976     *
5977     * @return identity that uniquely identifies current device
5978     * @hide
5979     */
5980    public abstract VerifierDeviceIdentity getVerifierDeviceIdentity();
5981
5982    /**
5983     * Returns true if the device is upgrading, such as first boot after OTA.
5984     *
5985     * @hide
5986     */
5987    public abstract boolean isUpgrade();
5988
5989    /**
5990     * Return interface that offers the ability to install, upgrade, and remove
5991     * applications on the device.
5992     */
5993    public abstract @NonNull PackageInstaller getPackageInstaller();
5994
5995    /**
5996     * Adds a {@code CrossProfileIntentFilter}. After calling this method all
5997     * intents sent from the user with id sourceUserId can also be be resolved
5998     * by activities in the user with id targetUserId if they match the
5999     * specified intent filter.
6000     *
6001     * @param filter The {@link IntentFilter} the intent has to match
6002     * @param sourceUserId The source user id.
6003     * @param targetUserId The target user id.
6004     * @param flags The possible values are {@link #SKIP_CURRENT_PROFILE} and
6005     *            {@link #ONLY_IF_NO_MATCH_FOUND}.
6006     * @hide
6007     */
6008    public abstract void addCrossProfileIntentFilter(IntentFilter filter, int sourceUserId,
6009            int targetUserId, int flags);
6010
6011    /**
6012     * Clearing {@code CrossProfileIntentFilter}s which have the specified user
6013     * as their source, and have been set by the app calling this method.
6014     *
6015     * @param sourceUserId The source user id.
6016     * @hide
6017     */
6018    public abstract void clearCrossProfileIntentFilters(int sourceUserId);
6019
6020    /**
6021     * @hide
6022     */
6023    public abstract Drawable loadItemIcon(PackageItemInfo itemInfo, ApplicationInfo appInfo);
6024
6025    /**
6026     * @hide
6027     */
6028    public abstract Drawable loadUnbadgedItemIcon(PackageItemInfo itemInfo, ApplicationInfo appInfo);
6029
6030    /** {@hide} */
6031    public abstract boolean isPackageAvailable(String packageName);
6032
6033    /** {@hide} */
6034    public static String installStatusToString(int status, String msg) {
6035        final String str = installStatusToString(status);
6036        if (msg != null) {
6037            return str + ": " + msg;
6038        } else {
6039            return str;
6040        }
6041    }
6042
6043    /** {@hide} */
6044    public static String installStatusToString(int status) {
6045        switch (status) {
6046            case INSTALL_SUCCEEDED: return "INSTALL_SUCCEEDED";
6047            case INSTALL_FAILED_ALREADY_EXISTS: return "INSTALL_FAILED_ALREADY_EXISTS";
6048            case INSTALL_FAILED_INVALID_APK: return "INSTALL_FAILED_INVALID_APK";
6049            case INSTALL_FAILED_INVALID_URI: return "INSTALL_FAILED_INVALID_URI";
6050            case INSTALL_FAILED_INSUFFICIENT_STORAGE: return "INSTALL_FAILED_INSUFFICIENT_STORAGE";
6051            case INSTALL_FAILED_DUPLICATE_PACKAGE: return "INSTALL_FAILED_DUPLICATE_PACKAGE";
6052            case INSTALL_FAILED_NO_SHARED_USER: return "INSTALL_FAILED_NO_SHARED_USER";
6053            case INSTALL_FAILED_UPDATE_INCOMPATIBLE: return "INSTALL_FAILED_UPDATE_INCOMPATIBLE";
6054            case INSTALL_FAILED_SHARED_USER_INCOMPATIBLE: return "INSTALL_FAILED_SHARED_USER_INCOMPATIBLE";
6055            case INSTALL_FAILED_MISSING_SHARED_LIBRARY: return "INSTALL_FAILED_MISSING_SHARED_LIBRARY";
6056            case INSTALL_FAILED_REPLACE_COULDNT_DELETE: return "INSTALL_FAILED_REPLACE_COULDNT_DELETE";
6057            case INSTALL_FAILED_DEXOPT: return "INSTALL_FAILED_DEXOPT";
6058            case INSTALL_FAILED_OLDER_SDK: return "INSTALL_FAILED_OLDER_SDK";
6059            case INSTALL_FAILED_CONFLICTING_PROVIDER: return "INSTALL_FAILED_CONFLICTING_PROVIDER";
6060            case INSTALL_FAILED_NEWER_SDK: return "INSTALL_FAILED_NEWER_SDK";
6061            case INSTALL_FAILED_TEST_ONLY: return "INSTALL_FAILED_TEST_ONLY";
6062            case INSTALL_FAILED_CPU_ABI_INCOMPATIBLE: return "INSTALL_FAILED_CPU_ABI_INCOMPATIBLE";
6063            case INSTALL_FAILED_MISSING_FEATURE: return "INSTALL_FAILED_MISSING_FEATURE";
6064            case INSTALL_FAILED_CONTAINER_ERROR: return "INSTALL_FAILED_CONTAINER_ERROR";
6065            case INSTALL_FAILED_INVALID_INSTALL_LOCATION: return "INSTALL_FAILED_INVALID_INSTALL_LOCATION";
6066            case INSTALL_FAILED_MEDIA_UNAVAILABLE: return "INSTALL_FAILED_MEDIA_UNAVAILABLE";
6067            case INSTALL_FAILED_VERIFICATION_TIMEOUT: return "INSTALL_FAILED_VERIFICATION_TIMEOUT";
6068            case INSTALL_FAILED_VERIFICATION_FAILURE: return "INSTALL_FAILED_VERIFICATION_FAILURE";
6069            case INSTALL_FAILED_PACKAGE_CHANGED: return "INSTALL_FAILED_PACKAGE_CHANGED";
6070            case INSTALL_FAILED_UID_CHANGED: return "INSTALL_FAILED_UID_CHANGED";
6071            case INSTALL_FAILED_VERSION_DOWNGRADE: return "INSTALL_FAILED_VERSION_DOWNGRADE";
6072            case INSTALL_PARSE_FAILED_NOT_APK: return "INSTALL_PARSE_FAILED_NOT_APK";
6073            case INSTALL_PARSE_FAILED_BAD_MANIFEST: return "INSTALL_PARSE_FAILED_BAD_MANIFEST";
6074            case INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION: return "INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION";
6075            case INSTALL_PARSE_FAILED_NO_CERTIFICATES: return "INSTALL_PARSE_FAILED_NO_CERTIFICATES";
6076            case INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES: return "INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES";
6077            case INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING: return "INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING";
6078            case INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME: return "INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME";
6079            case INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID: return "INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID";
6080            case INSTALL_PARSE_FAILED_MANIFEST_MALFORMED: return "INSTALL_PARSE_FAILED_MANIFEST_MALFORMED";
6081            case INSTALL_PARSE_FAILED_MANIFEST_EMPTY: return "INSTALL_PARSE_FAILED_MANIFEST_EMPTY";
6082            case INSTALL_FAILED_INTERNAL_ERROR: return "INSTALL_FAILED_INTERNAL_ERROR";
6083            case INSTALL_FAILED_USER_RESTRICTED: return "INSTALL_FAILED_USER_RESTRICTED";
6084            case INSTALL_FAILED_DUPLICATE_PERMISSION: return "INSTALL_FAILED_DUPLICATE_PERMISSION";
6085            case INSTALL_FAILED_NO_MATCHING_ABIS: return "INSTALL_FAILED_NO_MATCHING_ABIS";
6086            case INSTALL_FAILED_ABORTED: return "INSTALL_FAILED_ABORTED";
6087            default: return Integer.toString(status);
6088        }
6089    }
6090
6091    /** {@hide} */
6092    public static int installStatusToPublicStatus(int status) {
6093        switch (status) {
6094            case INSTALL_SUCCEEDED: return PackageInstaller.STATUS_SUCCESS;
6095            case INSTALL_FAILED_ALREADY_EXISTS: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6096            case INSTALL_FAILED_INVALID_APK: return PackageInstaller.STATUS_FAILURE_INVALID;
6097            case INSTALL_FAILED_INVALID_URI: return PackageInstaller.STATUS_FAILURE_INVALID;
6098            case INSTALL_FAILED_INSUFFICIENT_STORAGE: return PackageInstaller.STATUS_FAILURE_STORAGE;
6099            case INSTALL_FAILED_DUPLICATE_PACKAGE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6100            case INSTALL_FAILED_NO_SHARED_USER: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6101            case INSTALL_FAILED_UPDATE_INCOMPATIBLE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6102            case INSTALL_FAILED_SHARED_USER_INCOMPATIBLE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6103            case INSTALL_FAILED_MISSING_SHARED_LIBRARY: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6104            case INSTALL_FAILED_REPLACE_COULDNT_DELETE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6105            case INSTALL_FAILED_DEXOPT: return PackageInstaller.STATUS_FAILURE_INVALID;
6106            case INSTALL_FAILED_OLDER_SDK: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6107            case INSTALL_FAILED_CONFLICTING_PROVIDER: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6108            case INSTALL_FAILED_NEWER_SDK: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6109            case INSTALL_FAILED_TEST_ONLY: return PackageInstaller.STATUS_FAILURE_INVALID;
6110            case INSTALL_FAILED_CPU_ABI_INCOMPATIBLE: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6111            case INSTALL_FAILED_MISSING_FEATURE: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6112            case INSTALL_FAILED_CONTAINER_ERROR: return PackageInstaller.STATUS_FAILURE_STORAGE;
6113            case INSTALL_FAILED_INVALID_INSTALL_LOCATION: return PackageInstaller.STATUS_FAILURE_STORAGE;
6114            case INSTALL_FAILED_MEDIA_UNAVAILABLE: return PackageInstaller.STATUS_FAILURE_STORAGE;
6115            case INSTALL_FAILED_VERIFICATION_TIMEOUT: return PackageInstaller.STATUS_FAILURE_ABORTED;
6116            case INSTALL_FAILED_VERIFICATION_FAILURE: return PackageInstaller.STATUS_FAILURE_ABORTED;
6117            case INSTALL_FAILED_PACKAGE_CHANGED: return PackageInstaller.STATUS_FAILURE_INVALID;
6118            case INSTALL_FAILED_UID_CHANGED: return PackageInstaller.STATUS_FAILURE_INVALID;
6119            case INSTALL_FAILED_VERSION_DOWNGRADE: return PackageInstaller.STATUS_FAILURE_INVALID;
6120            case INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE: return PackageInstaller.STATUS_FAILURE_INVALID;
6121            case INSTALL_PARSE_FAILED_NOT_APK: return PackageInstaller.STATUS_FAILURE_INVALID;
6122            case INSTALL_PARSE_FAILED_BAD_MANIFEST: return PackageInstaller.STATUS_FAILURE_INVALID;
6123            case INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION: return PackageInstaller.STATUS_FAILURE_INVALID;
6124            case INSTALL_PARSE_FAILED_NO_CERTIFICATES: return PackageInstaller.STATUS_FAILURE_INVALID;
6125            case INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES: return PackageInstaller.STATUS_FAILURE_INVALID;
6126            case INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING: return PackageInstaller.STATUS_FAILURE_INVALID;
6127            case INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME: return PackageInstaller.STATUS_FAILURE_INVALID;
6128            case INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID: return PackageInstaller.STATUS_FAILURE_INVALID;
6129            case INSTALL_PARSE_FAILED_MANIFEST_MALFORMED: return PackageInstaller.STATUS_FAILURE_INVALID;
6130            case INSTALL_PARSE_FAILED_MANIFEST_EMPTY: return PackageInstaller.STATUS_FAILURE_INVALID;
6131            case INSTALL_FAILED_INTERNAL_ERROR: return PackageInstaller.STATUS_FAILURE;
6132            case INSTALL_FAILED_USER_RESTRICTED: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6133            case INSTALL_FAILED_DUPLICATE_PERMISSION: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6134            case INSTALL_FAILED_NO_MATCHING_ABIS: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6135            case INSTALL_FAILED_ABORTED: return PackageInstaller.STATUS_FAILURE_ABORTED;
6136            default: return PackageInstaller.STATUS_FAILURE;
6137        }
6138    }
6139
6140    /** {@hide} */
6141    public static String deleteStatusToString(int status, String msg) {
6142        final String str = deleteStatusToString(status);
6143        if (msg != null) {
6144            return str + ": " + msg;
6145        } else {
6146            return str;
6147        }
6148    }
6149
6150    /** {@hide} */
6151    public static String deleteStatusToString(int status) {
6152        switch (status) {
6153            case DELETE_SUCCEEDED: return "DELETE_SUCCEEDED";
6154            case DELETE_FAILED_INTERNAL_ERROR: return "DELETE_FAILED_INTERNAL_ERROR";
6155            case DELETE_FAILED_DEVICE_POLICY_MANAGER: return "DELETE_FAILED_DEVICE_POLICY_MANAGER";
6156            case DELETE_FAILED_USER_RESTRICTED: return "DELETE_FAILED_USER_RESTRICTED";
6157            case DELETE_FAILED_OWNER_BLOCKED: return "DELETE_FAILED_OWNER_BLOCKED";
6158            case DELETE_FAILED_ABORTED: return "DELETE_FAILED_ABORTED";
6159            case DELETE_FAILED_USED_SHARED_LIBRARY: return "DELETE_FAILED_USED_SHARED_LIBRARY";
6160            default: return Integer.toString(status);
6161        }
6162    }
6163
6164    /** {@hide} */
6165    public static int deleteStatusToPublicStatus(int status) {
6166        switch (status) {
6167            case DELETE_SUCCEEDED: return PackageInstaller.STATUS_SUCCESS;
6168            case DELETE_FAILED_INTERNAL_ERROR: return PackageInstaller.STATUS_FAILURE;
6169            case DELETE_FAILED_DEVICE_POLICY_MANAGER: return PackageInstaller.STATUS_FAILURE_BLOCKED;
6170            case DELETE_FAILED_USER_RESTRICTED: return PackageInstaller.STATUS_FAILURE_BLOCKED;
6171            case DELETE_FAILED_OWNER_BLOCKED: return PackageInstaller.STATUS_FAILURE_BLOCKED;
6172            case DELETE_FAILED_ABORTED: return PackageInstaller.STATUS_FAILURE_ABORTED;
6173            case DELETE_FAILED_USED_SHARED_LIBRARY: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6174            default: return PackageInstaller.STATUS_FAILURE;
6175        }
6176    }
6177
6178    /** {@hide} */
6179    public static String permissionFlagToString(int flag) {
6180        switch (flag) {
6181            case FLAG_PERMISSION_GRANTED_BY_DEFAULT: return "GRANTED_BY_DEFAULT";
6182            case FLAG_PERMISSION_POLICY_FIXED: return "POLICY_FIXED";
6183            case FLAG_PERMISSION_SYSTEM_FIXED: return "SYSTEM_FIXED";
6184            case FLAG_PERMISSION_USER_SET: return "USER_SET";
6185            case FLAG_PERMISSION_REVOKE_ON_UPGRADE: return "REVOKE_ON_UPGRADE";
6186            case FLAG_PERMISSION_USER_FIXED: return "USER_FIXED";
6187            case FLAG_PERMISSION_REVIEW_REQUIRED: return "REVIEW_REQUIRED";
6188            default: return Integer.toString(flag);
6189        }
6190    }
6191
6192    /** {@hide} */
6193    public static class LegacyPackageInstallObserver extends PackageInstallObserver {
6194        private final IPackageInstallObserver mLegacy;
6195
6196        public LegacyPackageInstallObserver(IPackageInstallObserver legacy) {
6197            mLegacy = legacy;
6198        }
6199
6200        @Override
6201        public void onPackageInstalled(String basePackageName, int returnCode, String msg,
6202                Bundle extras) {
6203            if (mLegacy == null) return;
6204            try {
6205                mLegacy.packageInstalled(basePackageName, returnCode);
6206            } catch (RemoteException ignored) {
6207            }
6208        }
6209    }
6210
6211    /** {@hide} */
6212    public static class LegacyPackageDeleteObserver extends PackageDeleteObserver {
6213        private final IPackageDeleteObserver mLegacy;
6214
6215        public LegacyPackageDeleteObserver(IPackageDeleteObserver legacy) {
6216            mLegacy = legacy;
6217        }
6218
6219        @Override
6220        public void onPackageDeleted(String basePackageName, int returnCode, String msg) {
6221            if (mLegacy == null) return;
6222            try {
6223                mLegacy.packageDeleted(basePackageName, returnCode);
6224            } catch (RemoteException ignored) {
6225            }
6226        }
6227    }
6228
6229    /**
6230     * Return the install reason that was recorded when a package was first installed for a specific
6231     * user. Requesting the install reason for another user will require the permission
6232     * INTERACT_ACROSS_USERS_FULL.
6233     *
6234     * @param packageName The package for which to retrieve the install reason
6235     * @param user The user for whom to retrieve the install reason
6236     *
6237     * @return The install reason, currently one of {@code INSTALL_REASON_UNKNOWN} and
6238     *         {@code INSTALL_REASON_POLICY}. If the package is not installed for the given user,
6239     *         {@code INSTALL_REASON_UNKNOWN} is returned.
6240     *
6241     * @see #INSTALL_REASON_UNKNOWN
6242     * @see #INSTALL_REASON_POLICY
6243     * @see #INSTALL_REASON_DEVICE_RESTORE
6244     * @see #INSTALL_REASON_DEVICE_SETUP
6245     * @see #INSTALL_REASON_USER
6246     *
6247     * @hide
6248     */
6249    @TestApi
6250    public abstract @InstallReason int getInstallReason(String packageName,
6251            @NonNull UserHandle user);
6252
6253    /**
6254     * Checks whether the calling package is allowed to request package installs through package
6255     * installer. Apps are encouraged to call this api before launching the package installer via
6256     * intent {@link android.content.Intent#ACTION_INSTALL_PACKAGE}. Starting from Android O, the
6257     * user can explicitly choose what external sources they trust to install apps on the device.
6258     * If this api returns false, the install request will be blocked by the package installer and
6259     * a dialog will be shown to the user with an option to launch settings to change their
6260     * preference. An application must target Android O or higher and declare permission
6261     * {@link android.Manifest.permission#REQUEST_INSTALL_PACKAGES} in order to use this api.
6262     *
6263     * @return true if the calling package is trusted by the user to request install packages on
6264     * the device, false otherwise.
6265     * @see {@link android.content.Intent#ACTION_INSTALL_PACKAGE}
6266     * @see {@link android.provider.Settings#ACTION_MANAGE_UNKNOWN_APP_SOURCES}
6267     */
6268    public abstract boolean canRequestPackageInstalls();
6269
6270    /**
6271     * Return the {@link ComponentName} of the activity providing Settings for the Instant App
6272     * resolver.
6273     *
6274     * @see {@link android.content.intent#ACTION_INSTANT_APP_RESOLVER_SETTINGS}
6275     * @hide
6276     */
6277    @SystemApi
6278    public abstract ComponentName getInstantAppResolverSettingsComponent();
6279}
6280