PackageManager.java revision ab53289c593aad60eddbe1ffc73402ac1f92c112
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.Bundle;
50import android.os.Handler;
51import android.os.RemoteException;
52import android.os.UserHandle;
53import android.os.UserManager;
54import android.os.storage.VolumeInfo;
55import android.util.AndroidException;
56import android.util.Log;
57
58import com.android.internal.util.ArrayUtils;
59
60import java.io.File;
61import java.lang.annotation.Retention;
62import java.lang.annotation.RetentionPolicy;
63import java.util.List;
64
65/**
66 * Class for retrieving various kinds of information related to the application
67 * packages that are currently installed on the device.
68 *
69 * You can find this class through {@link Context#getPackageManager}.
70 */
71public abstract class PackageManager {
72    private static final String TAG = "PackageManager";
73
74    /** {@hide} */
75    public static final boolean APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE = true;
76
77    /**
78     * This exception is thrown when a given package, application, or component
79     * name cannot be found.
80     */
81    public static class NameNotFoundException extends AndroidException {
82        public NameNotFoundException() {
83        }
84
85        public NameNotFoundException(String name) {
86            super(name);
87        }
88    }
89
90    /**
91     * Listener for changes in permissions granted to a UID.
92     *
93     * @hide
94     */
95    @SystemApi
96    public interface OnPermissionsChangedListener {
97
98        /**
99         * Called when the permissions for a UID change.
100         * @param uid The UID with a change.
101         */
102        public void onPermissionsChanged(int uid);
103    }
104
105    /**
106     * As a guiding principle:
107     * <p>
108     * {@code GET_} flags are used to request additional data that may have been
109     * elided to save wire space.
110     * <p>
111     * {@code MATCH_} flags are used to include components or packages that
112     * would have otherwise been omitted from a result set by current system
113     * state.
114     */
115
116    /** @hide */
117    @IntDef(flag = true, value = {
118            GET_ACTIVITIES,
119            GET_CONFIGURATIONS,
120            GET_GIDS,
121            GET_INSTRUMENTATION,
122            GET_INTENT_FILTERS,
123            GET_META_DATA,
124            GET_PERMISSIONS,
125            GET_PROVIDERS,
126            GET_RECEIVERS,
127            GET_SERVICES,
128            GET_SHARED_LIBRARY_FILES,
129            GET_SIGNATURES,
130            GET_URI_PERMISSION_PATTERNS,
131            MATCH_UNINSTALLED_PACKAGES,
132            MATCH_DISABLED_COMPONENTS,
133            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
134            MATCH_SYSTEM_ONLY,
135            MATCH_FACTORY_ONLY,
136            MATCH_DEBUG_TRIAGED_MISSING,
137            MATCH_INSTANT,
138            GET_DISABLED_COMPONENTS,
139            GET_DISABLED_UNTIL_USED_COMPONENTS,
140            GET_UNINSTALLED_PACKAGES,
141    })
142    @Retention(RetentionPolicy.SOURCE)
143    public @interface PackageInfoFlags {}
144
145    /** @hide */
146    @IntDef(flag = true, value = {
147            GET_META_DATA,
148            GET_SHARED_LIBRARY_FILES,
149            MATCH_UNINSTALLED_PACKAGES,
150            MATCH_SYSTEM_ONLY,
151            MATCH_DEBUG_TRIAGED_MISSING,
152            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
153            MATCH_INSTANT,
154            GET_DISABLED_UNTIL_USED_COMPONENTS,
155            GET_UNINSTALLED_PACKAGES,
156    })
157    @Retention(RetentionPolicy.SOURCE)
158    public @interface ApplicationInfoFlags {}
159
160    /** @hide */
161    @IntDef(flag = true, value = {
162            GET_META_DATA,
163            GET_SHARED_LIBRARY_FILES,
164            MATCH_ALL,
165            MATCH_DEBUG_TRIAGED_MISSING,
166            MATCH_DEFAULT_ONLY,
167            MATCH_DISABLED_COMPONENTS,
168            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
169            MATCH_DIRECT_BOOT_AWARE,
170            MATCH_DIRECT_BOOT_UNAWARE,
171            MATCH_SYSTEM_ONLY,
172            MATCH_UNINSTALLED_PACKAGES,
173            MATCH_INSTANT,
174            GET_DISABLED_COMPONENTS,
175            GET_DISABLED_UNTIL_USED_COMPONENTS,
176            GET_UNINSTALLED_PACKAGES,
177    })
178    @Retention(RetentionPolicy.SOURCE)
179    public @interface ComponentInfoFlags {}
180
181    /** @hide */
182    @IntDef(flag = true, value = {
183            GET_META_DATA,
184            GET_RESOLVED_FILTER,
185            GET_SHARED_LIBRARY_FILES,
186            MATCH_ALL,
187            MATCH_DEBUG_TRIAGED_MISSING,
188            MATCH_DISABLED_COMPONENTS,
189            MATCH_DISABLED_UNTIL_USED_COMPONENTS,
190            MATCH_DEFAULT_ONLY,
191            MATCH_DIRECT_BOOT_AWARE,
192            MATCH_DIRECT_BOOT_UNAWARE,
193            MATCH_SYSTEM_ONLY,
194            MATCH_UNINSTALLED_PACKAGES,
195            MATCH_INSTANT,
196            GET_DISABLED_COMPONENTS,
197            GET_DISABLED_UNTIL_USED_COMPONENTS,
198            GET_UNINSTALLED_PACKAGES,
199    })
200    @Retention(RetentionPolicy.SOURCE)
201    public @interface ResolveInfoFlags {}
202
203    /** @hide */
204    @IntDef(flag = true, value = {
205            GET_META_DATA,
206    })
207    @Retention(RetentionPolicy.SOURCE)
208    public @interface PermissionInfoFlags {}
209
210    /** @hide */
211    @IntDef(flag = true, value = {
212            GET_META_DATA,
213    })
214    @Retention(RetentionPolicy.SOURCE)
215    public @interface PermissionGroupInfoFlags {}
216
217    /** @hide */
218    @IntDef(flag = true, value = {
219            GET_META_DATA,
220    })
221    @Retention(RetentionPolicy.SOURCE)
222    public @interface InstrumentationInfoFlags {}
223
224    /**
225     * {@link PackageInfo} flag: return information about
226     * activities in the package in {@link PackageInfo#activities}.
227     */
228    public static final int GET_ACTIVITIES              = 0x00000001;
229
230    /**
231     * {@link PackageInfo} flag: return information about
232     * intent receivers in the package in
233     * {@link PackageInfo#receivers}.
234     */
235    public static final int GET_RECEIVERS               = 0x00000002;
236
237    /**
238     * {@link PackageInfo} flag: return information about
239     * services in the package in {@link PackageInfo#services}.
240     */
241    public static final int GET_SERVICES                = 0x00000004;
242
243    /**
244     * {@link PackageInfo} flag: return information about
245     * content providers in the package in
246     * {@link PackageInfo#providers}.
247     */
248    public static final int GET_PROVIDERS               = 0x00000008;
249
250    /**
251     * {@link PackageInfo} flag: return information about
252     * instrumentation in the package in
253     * {@link PackageInfo#instrumentation}.
254     */
255    public static final int GET_INSTRUMENTATION         = 0x00000010;
256
257    /**
258     * {@link PackageInfo} flag: return information about the
259     * intent filters supported by the activity.
260     */
261    public static final int GET_INTENT_FILTERS          = 0x00000020;
262
263    /**
264     * {@link PackageInfo} flag: return information about the
265     * signatures included in the package.
266     */
267    public static final int GET_SIGNATURES          = 0x00000040;
268
269    /**
270     * {@link ResolveInfo} flag: return the IntentFilter that
271     * was matched for a particular ResolveInfo in
272     * {@link ResolveInfo#filter}.
273     */
274    public static final int GET_RESOLVED_FILTER         = 0x00000040;
275
276    /**
277     * {@link ComponentInfo} flag: return the {@link ComponentInfo#metaData}
278     * data {@link android.os.Bundle}s that are associated with a component.
279     * This applies for any API returning a ComponentInfo subclass.
280     */
281    public static final int GET_META_DATA               = 0x00000080;
282
283    /**
284     * {@link PackageInfo} flag: return the
285     * {@link PackageInfo#gids group ids} that are associated with an
286     * application.
287     * This applies for any API returning a PackageInfo class, either
288     * directly or nested inside of another.
289     */
290    public static final int GET_GIDS                    = 0x00000100;
291
292    /**
293     * @deprecated replaced with {@link #MATCH_DISABLED_COMPONENTS}
294     */
295    @Deprecated
296    public static final int GET_DISABLED_COMPONENTS = 0x00000200;
297
298    /**
299     * {@link PackageInfo} flag: include disabled components in the returned info.
300     */
301    public static final int MATCH_DISABLED_COMPONENTS = 0x00000200;
302
303    /**
304     * {@link ApplicationInfo} flag: return the
305     * {@link ApplicationInfo#sharedLibraryFiles paths to the shared libraries}
306     * that are associated with an application.
307     * This applies for any API returning an ApplicationInfo class, either
308     * directly or nested inside of another.
309     */
310    public static final int GET_SHARED_LIBRARY_FILES    = 0x00000400;
311
312    /**
313     * {@link ProviderInfo} flag: return the
314     * {@link ProviderInfo#uriPermissionPatterns URI permission patterns}
315     * that are associated with a content provider.
316     * This applies for any API returning a ProviderInfo class, either
317     * directly or nested inside of another.
318     */
319    public static final int GET_URI_PERMISSION_PATTERNS  = 0x00000800;
320    /**
321     * {@link PackageInfo} flag: return information about
322     * permissions in the package in
323     * {@link PackageInfo#permissions}.
324     */
325    public static final int GET_PERMISSIONS               = 0x00001000;
326
327    /**
328     * @deprecated replaced with {@link #MATCH_UNINSTALLED_PACKAGES}
329     */
330    @Deprecated
331    public static final int GET_UNINSTALLED_PACKAGES = 0x00002000;
332
333    /**
334     * Flag parameter to retrieve some information about all applications (even
335     * uninstalled ones) which have data directories. This state could have
336     * resulted if applications have been deleted with flag
337     * {@code DONT_DELETE_DATA} with a possibility of being replaced or
338     * reinstalled in future.
339     * <p>
340     * Note: this flag may cause less information about currently installed
341     * applications to be returned.
342     */
343    public static final int MATCH_UNINSTALLED_PACKAGES = 0x00002000;
344
345    /**
346     * {@link PackageInfo} flag: return information about
347     * hardware preferences in
348     * {@link PackageInfo#configPreferences PackageInfo.configPreferences},
349     * and requested features in {@link PackageInfo#reqFeatures} and
350     * {@link PackageInfo#featureGroups}.
351     */
352    public static final int GET_CONFIGURATIONS = 0x00004000;
353
354    /**
355     * @deprecated replaced with {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS}.
356     */
357    @Deprecated
358    public static final int GET_DISABLED_UNTIL_USED_COMPONENTS = 0x00008000;
359
360    /**
361     * {@link PackageInfo} flag: include disabled components which are in
362     * that state only because of {@link #COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED}
363     * in the returned info.  Note that if you set this flag, applications
364     * that are in this disabled state will be reported as enabled.
365     */
366    public static final int MATCH_DISABLED_UNTIL_USED_COMPONENTS = 0x00008000;
367
368    /**
369     * Resolution and querying flag: if set, only filters that support the
370     * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for
371     * matching.  This is a synonym for including the CATEGORY_DEFAULT in your
372     * supplied Intent.
373     */
374    public static final int MATCH_DEFAULT_ONLY  = 0x00010000;
375
376    /**
377     * Querying flag: if set and if the platform is doing any filtering of the
378     * results, then the filtering will not happen. This is a synonym for saying
379     * that all results should be returned.
380     * <p>
381     * <em>This flag should be used with extreme care.</em>
382     */
383    public static final int MATCH_ALL = 0x00020000;
384
385    /**
386     * Querying flag: match components which are direct boot <em>unaware</em> in
387     * the returned info, regardless of the current user state.
388     * <p>
389     * When neither {@link #MATCH_DIRECT_BOOT_AWARE} nor
390     * {@link #MATCH_DIRECT_BOOT_UNAWARE} are specified, the default behavior is
391     * to match only runnable components based on the user state. For example,
392     * when a user is started but credentials have not been presented yet, the
393     * user is running "locked" and only {@link #MATCH_DIRECT_BOOT_AWARE}
394     * components are returned. Once the user credentials have been presented,
395     * the user is running "unlocked" and both {@link #MATCH_DIRECT_BOOT_AWARE}
396     * and {@link #MATCH_DIRECT_BOOT_UNAWARE} components are returned.
397     *
398     * @see UserManager#isUserUnlocked()
399     */
400    public static final int MATCH_DIRECT_BOOT_UNAWARE = 0x00040000;
401
402    /**
403     * Querying flag: match components which are direct boot <em>aware</em> in
404     * the returned info, regardless of the current user state.
405     * <p>
406     * When neither {@link #MATCH_DIRECT_BOOT_AWARE} nor
407     * {@link #MATCH_DIRECT_BOOT_UNAWARE} are specified, the default behavior is
408     * to match only runnable components based on the user state. For example,
409     * when a user is started but credentials have not been presented yet, the
410     * user is running "locked" and only {@link #MATCH_DIRECT_BOOT_AWARE}
411     * components are returned. Once the user credentials have been presented,
412     * the user is running "unlocked" and both {@link #MATCH_DIRECT_BOOT_AWARE}
413     * and {@link #MATCH_DIRECT_BOOT_UNAWARE} components are returned.
414     *
415     * @see UserManager#isUserUnlocked()
416     */
417    public static final int MATCH_DIRECT_BOOT_AWARE = 0x00080000;
418
419    /**
420     * Querying flag: include only components from applications that are marked
421     * with {@link ApplicationInfo#FLAG_SYSTEM}.
422     */
423    public static final int MATCH_SYSTEM_ONLY = 0x00100000;
424
425    /**
426     * Internal {@link PackageInfo} flag: include only components on the system image.
427     * This will not return information on any unbundled update to system components.
428     * @hide
429     */
430    public static final int MATCH_FACTORY_ONLY = 0x00200000;
431
432    /**
433     * Allows querying of packages installed for any user, not just the specific one. This flag
434     * is only meant for use by apps that have INTERACT_ACROSS_USERS permission.
435     * @hide
436     */
437    @SystemApi
438    public static final int MATCH_ANY_USER = 0x00400000;
439
440    /**
441     * Combination of MATCH_ANY_USER and MATCH_UNINSTALLED_PACKAGES to mean any known
442     * package.
443     * @hide
444     */
445    public static final int MATCH_KNOWN_PACKAGES = MATCH_UNINSTALLED_PACKAGES | MATCH_ANY_USER;
446
447    /**
448     * Internal {@link PackageInfo} flag: include components that are part of an
449     * instant app. By default, instant app components are not matched.
450     * @hide
451     */
452    @SystemApi
453    public static final int MATCH_INSTANT = 0x00800000;
454
455    /**
456     * Internal {@link PackageInfo} flag: include only components that are exposed to
457     * ephemeral apps.
458     * @hide
459     */
460    public static final int MATCH_VISIBLE_TO_INSTANT_APP_ONLY = 0x01000000;
461
462    /**
463     * Internal flag used to indicate that a system component has done their
464     * homework and verified that they correctly handle packages and components
465     * that come and go over time. In particular:
466     * <ul>
467     * <li>Apps installed on external storage, which will appear to be
468     * uninstalled while the the device is ejected.
469     * <li>Apps with encryption unaware components, which will appear to not
470     * exist while the device is locked.
471     * </ul>
472     *
473     * @see #MATCH_UNINSTALLED_PACKAGES
474     * @see #MATCH_DIRECT_BOOT_AWARE
475     * @see #MATCH_DIRECT_BOOT_UNAWARE
476     * @hide
477     */
478    public static final int MATCH_DEBUG_TRIAGED_MISSING = 0x10000000;
479
480    /**
481     * Flag for {@link #addCrossProfileIntentFilter}: if this flag is set: when
482     * resolving an intent that matches the {@code CrossProfileIntentFilter},
483     * the current profile will be skipped. Only activities in the target user
484     * can respond to the intent.
485     *
486     * @hide
487     */
488    public static final int SKIP_CURRENT_PROFILE = 0x00000002;
489
490    /**
491     * Flag for {@link #addCrossProfileIntentFilter}: if this flag is set:
492     * activities in the other profiles can respond to the intent only if no activity with
493     * non-negative priority in current profile can respond to the intent.
494     * @hide
495     */
496    public static final int ONLY_IF_NO_MATCH_FOUND = 0x00000004;
497
498    /** @hide */
499    @IntDef({PERMISSION_GRANTED, PERMISSION_DENIED})
500    @Retention(RetentionPolicy.SOURCE)
501    public @interface PermissionResult {}
502
503    /**
504     * Permission check result: this is returned by {@link #checkPermission}
505     * if the permission has been granted to the given package.
506     */
507    public static final int PERMISSION_GRANTED = 0;
508
509    /**
510     * Permission check result: this is returned by {@link #checkPermission}
511     * if the permission has not been granted to the given package.
512     */
513    public static final int PERMISSION_DENIED = -1;
514
515    /**
516     * Signature check result: this is returned by {@link #checkSignatures}
517     * if all signatures on the two packages match.
518     */
519    public static final int SIGNATURE_MATCH = 0;
520
521    /**
522     * Signature check result: this is returned by {@link #checkSignatures}
523     * if neither of the two packages is signed.
524     */
525    public static final int SIGNATURE_NEITHER_SIGNED = 1;
526
527    /**
528     * Signature check result: this is returned by {@link #checkSignatures}
529     * if the first package is not signed but the second is.
530     */
531    public static final int SIGNATURE_FIRST_NOT_SIGNED = -1;
532
533    /**
534     * Signature check result: this is returned by {@link #checkSignatures}
535     * if the second package is not signed but the first is.
536     */
537    public static final int SIGNATURE_SECOND_NOT_SIGNED = -2;
538
539    /**
540     * Signature check result: this is returned by {@link #checkSignatures}
541     * if not all signatures on both packages match.
542     */
543    public static final int SIGNATURE_NO_MATCH = -3;
544
545    /**
546     * Signature check result: this is returned by {@link #checkSignatures}
547     * if either of the packages are not valid.
548     */
549    public static final int SIGNATURE_UNKNOWN_PACKAGE = -4;
550
551    /**
552     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
553     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
554     * component or application is in its default enabled state (as specified
555     * in its manifest).
556     */
557    public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0;
558
559    /**
560     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
561     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
562     * component or application has been explictily enabled, regardless of
563     * what it has specified in its manifest.
564     */
565    public static final int COMPONENT_ENABLED_STATE_ENABLED = 1;
566
567    /**
568     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
569     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
570     * component or application has been explicitly disabled, regardless of
571     * what it has specified in its manifest.
572     */
573    public static final int COMPONENT_ENABLED_STATE_DISABLED = 2;
574
575    /**
576     * Flag for {@link #setApplicationEnabledSetting(String, int, int)} only: The
577     * user has explicitly disabled the application, regardless of what it has
578     * specified in its manifest.  Because this is due to the user's request,
579     * they may re-enable it if desired through the appropriate system UI.  This
580     * option currently <strong>cannot</strong> be used with
581     * {@link #setComponentEnabledSetting(ComponentName, int, int)}.
582     */
583    public static final int COMPONENT_ENABLED_STATE_DISABLED_USER = 3;
584
585    /**
586     * Flag for {@link #setApplicationEnabledSetting(String, int, int)} only: This
587     * application should be considered, until the point where the user actually
588     * wants to use it.  This means that it will not normally show up to the user
589     * (such as in the launcher), but various parts of the user interface can
590     * use {@link #GET_DISABLED_UNTIL_USED_COMPONENTS} to still see it and allow
591     * the user to select it (as for example an IME, device admin, etc).  Such code,
592     * once the user has selected the app, should at that point also make it enabled.
593     * This option currently <strong>can not</strong> be used with
594     * {@link #setComponentEnabledSetting(ComponentName, int, int)}.
595     */
596    public static final int COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED = 4;
597
598    /** @hide */
599    @IntDef(flag = true, value = {
600            INSTALL_FORWARD_LOCK,
601            INSTALL_REPLACE_EXISTING,
602            INSTALL_ALLOW_TEST,
603            INSTALL_EXTERNAL,
604            INSTALL_INTERNAL,
605            INSTALL_FROM_ADB,
606            INSTALL_ALL_USERS,
607            INSTALL_ALLOW_DOWNGRADE,
608            INSTALL_GRANT_RUNTIME_PERMISSIONS,
609            INSTALL_FORCE_VOLUME_UUID,
610            INSTALL_FORCE_PERMISSION_PROMPT,
611            INSTALL_INSTANT_APP,
612            INSTALL_DONT_KILL_APP,
613    })
614    @Retention(RetentionPolicy.SOURCE)
615    public @interface InstallFlags {}
616
617    /**
618     * Flag parameter for {@link #installPackage} to indicate that this package
619     * should be installed as forward locked, i.e. only the app itself should
620     * have access to its code and non-resource assets.
621     *
622     * @deprecated new installs into ASEC containers are no longer supported.
623     * @hide
624     */
625    @Deprecated
626    public static final int INSTALL_FORWARD_LOCK = 0x00000001;
627
628    /**
629     * Flag parameter for {@link #installPackage} to indicate that you want to
630     * replace an already installed package, if one exists.
631     *
632     * @hide
633     */
634    public static final int INSTALL_REPLACE_EXISTING = 0x00000002;
635
636    /**
637     * Flag parameter for {@link #installPackage} to indicate that you want to
638     * allow test packages (those that have set android:testOnly in their
639     * manifest) to be installed.
640     * @hide
641     */
642    public static final int INSTALL_ALLOW_TEST = 0x00000004;
643
644    /**
645     * Flag parameter for {@link #installPackage} to indicate that this package
646     * must be installed to an ASEC on a {@link VolumeInfo#TYPE_PUBLIC}.
647     *
648     * @deprecated new installs into ASEC containers are no longer supported;
649     *             use adoptable storage instead.
650     * @hide
651     */
652    @Deprecated
653    public static final int INSTALL_EXTERNAL = 0x00000008;
654
655    /**
656     * Flag parameter for {@link #installPackage} to indicate that this package
657     * must be installed to internal storage.
658     *
659     * @hide
660     */
661    public static final int INSTALL_INTERNAL = 0x00000010;
662
663    /**
664     * Flag parameter for {@link #installPackage} to indicate that this install
665     * was initiated via ADB.
666     *
667     * @hide
668     */
669    public static final int INSTALL_FROM_ADB = 0x00000020;
670
671    /**
672     * Flag parameter for {@link #installPackage} to indicate that this install
673     * should immediately be visible to all users.
674     *
675     * @hide
676     */
677    public static final int INSTALL_ALL_USERS = 0x00000040;
678
679    /**
680     * Flag parameter for {@link #installPackage} to indicate that it is okay
681     * to install an update to an app where the newly installed app has a lower
682     * version code than the currently installed app. This is permitted only if
683     * the currently installed app is marked debuggable.
684     *
685     * @hide
686     */
687    public static final int INSTALL_ALLOW_DOWNGRADE = 0x00000080;
688
689    /**
690     * Flag parameter for {@link #installPackage} to indicate that all runtime
691     * permissions should be granted to the package. If {@link #INSTALL_ALL_USERS}
692     * is set the runtime permissions will be granted to all users, otherwise
693     * only to the owner.
694     *
695     * @hide
696     */
697    public static final int INSTALL_GRANT_RUNTIME_PERMISSIONS = 0x00000100;
698
699    /** {@hide} */
700    public static final int INSTALL_FORCE_VOLUME_UUID = 0x00000200;
701
702    /**
703     * Flag parameter for {@link #installPackage} to indicate that we always want to force
704     * the prompt for permission approval. This overrides any special behaviour for internal
705     * components.
706     *
707     * @hide
708     */
709    public static final int INSTALL_FORCE_PERMISSION_PROMPT = 0x00000400;
710
711    /**
712     * Flag parameter for {@link #installPackage} to indicate that this package is
713     * to be installed as a lightweight "ephemeral" app.
714     *
715     * @hide
716     */
717    public static final int INSTALL_INSTANT_APP = 0x00000800;
718
719    /**
720     * Flag parameter for {@link #installPackage} to indicate that this package is
721     * to be installed as a heavy weight app. This is fundamentally the opposite of
722     * {@link #INSTALL_INSTANT_APP}.
723     *
724     * @hide
725     */
726    public static final int INSTALL_FULL_APP = 0x00004000;
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
747     * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate
748     * that you don't want to kill the app containing the component.  Be careful when you set this
749     * since changing component states can make the containing application's behavior unpredictable.
750     */
751    public static final int DONT_KILL_APP = 0x00000001;
752
753    /** @hide */
754    @IntDef({INSTALL_REASON_UNKNOWN, INSTALL_REASON_POLICY, INSTALL_REASON_DEVICE_RESTORE,
755            INSTALL_REASON_DEVICE_SETUP, INSTALL_REASON_USER})
756    @Retention(RetentionPolicy.SOURCE)
757    public @interface InstallReason {}
758
759    /**
760     * Code indicating that the reason for installing this package is unknown.
761     */
762    public static final int INSTALL_REASON_UNKNOWN = 0;
763
764    /**
765     * Code indicating that this package was installed due to enterprise policy.
766     */
767    public static final int INSTALL_REASON_POLICY = 1;
768
769    /**
770     * Code indicating that this package was installed as part of restoring from another device.
771     */
772    public static final int INSTALL_REASON_DEVICE_RESTORE = 2;
773
774    /**
775     * Code indicating that this package was installed as part of device setup.
776     */
777    public static final int INSTALL_REASON_DEVICE_SETUP = 3;
778
779    /**
780     * Code indicating that the package installation was initiated by the user.
781     */
782    public static final int INSTALL_REASON_USER = 4;
783
784    /**
785     * Installation return code: this is passed to the
786     * {@link IPackageInstallObserver} on success.
787     *
788     * @hide
789     */
790    @SystemApi
791    public static final int INSTALL_SUCCEEDED = 1;
792
793    /**
794     * Installation return code: this is passed to the
795     * {@link IPackageInstallObserver} if the package is already installed.
796     *
797     * @hide
798     */
799    @SystemApi
800    public static final int INSTALL_FAILED_ALREADY_EXISTS = -1;
801
802    /**
803     * Installation return code: this is passed to the
804     * {@link IPackageInstallObserver} if the package archive file is invalid.
805     *
806     * @hide
807     */
808    @SystemApi
809    public static final int INSTALL_FAILED_INVALID_APK = -2;
810
811    /**
812     * Installation return code: this is passed to the
813     * {@link IPackageInstallObserver} if the URI passed in is invalid.
814     *
815     * @hide
816     */
817    @SystemApi
818    public static final int INSTALL_FAILED_INVALID_URI = -3;
819
820    /**
821     * Installation return code: this is passed to the
822     * {@link IPackageInstallObserver} if the package manager service found that
823     * the device didn't have enough storage space to install the app.
824     *
825     * @hide
826     */
827    @SystemApi
828    public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4;
829
830    /**
831     * Installation return code: this is passed to the
832     * {@link IPackageInstallObserver} if a package is already installed with
833     * the same name.
834     *
835     * @hide
836     */
837    @SystemApi
838    public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5;
839
840    /**
841     * Installation return code: this is passed to the
842     * {@link IPackageInstallObserver} if the requested shared user does not
843     * exist.
844     *
845     * @hide
846     */
847    @SystemApi
848    public static final int INSTALL_FAILED_NO_SHARED_USER = -6;
849
850    /**
851     * Installation return code: this is passed to the
852     * {@link IPackageInstallObserver} if a previously installed package of the
853     * same name has a different signature than the new package (and the old
854     * package's data was not removed).
855     *
856     * @hide
857     */
858    @SystemApi
859    public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7;
860
861    /**
862     * Installation return code: this is passed to the
863     * {@link IPackageInstallObserver} if the new package is requested a shared
864     * user which is already installed on the device and does not have matching
865     * signature.
866     *
867     * @hide
868     */
869    @SystemApi
870    public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8;
871
872    /**
873     * Installation return code: this is passed to the
874     * {@link IPackageInstallObserver} if the new package uses a shared library
875     * that is not available.
876     *
877     * @hide
878     */
879    @SystemApi
880    public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9;
881
882    /**
883     * Installation return code: this is passed to the
884     * {@link IPackageInstallObserver} if the new package uses a shared library
885     * that is not available.
886     *
887     * @hide
888     */
889    @SystemApi
890    public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10;
891
892    /**
893     * Installation return code: this is passed to the
894     * {@link IPackageInstallObserver} if the new package failed while
895     * optimizing and validating its dex files, either because there was not
896     * enough storage or the validation failed.
897     *
898     * @hide
899     */
900    @SystemApi
901    public static final int INSTALL_FAILED_DEXOPT = -11;
902
903    /**
904     * Installation return code: this is passed to the
905     * {@link IPackageInstallObserver} if the new package failed because the
906     * current SDK version is older than that required by the package.
907     *
908     * @hide
909     */
910    @SystemApi
911    public static final int INSTALL_FAILED_OLDER_SDK = -12;
912
913    /**
914     * Installation return code: this is passed to the
915     * {@link IPackageInstallObserver} if the new package failed because it
916     * contains a content provider with the same authority as a provider already
917     * installed in the system.
918     *
919     * @hide
920     */
921    @SystemApi
922    public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13;
923
924    /**
925     * Installation return code: this is passed to the
926     * {@link IPackageInstallObserver} if the new package failed because the
927     * current SDK version is newer than that required by the package.
928     *
929     * @hide
930     */
931    @SystemApi
932    public static final int INSTALL_FAILED_NEWER_SDK = -14;
933
934    /**
935     * Installation return code: this is passed to the
936     * {@link IPackageInstallObserver} if the new package failed because it has
937     * specified that it is a test-only package and the caller has not supplied
938     * the {@link #INSTALL_ALLOW_TEST} flag.
939     *
940     * @hide
941     */
942    @SystemApi
943    public static final int INSTALL_FAILED_TEST_ONLY = -15;
944
945    /**
946     * Installation return code: this is passed to the
947     * {@link IPackageInstallObserver} if the package being installed contains
948     * native code, but none that is compatible with the device's CPU_ABI.
949     *
950     * @hide
951     */
952    @SystemApi
953    public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE = -16;
954
955    /**
956     * Installation return code: this is passed to the
957     * {@link IPackageInstallObserver} if the new package uses a feature that is
958     * not available.
959     *
960     * @hide
961     */
962    @SystemApi
963    public static final int INSTALL_FAILED_MISSING_FEATURE = -17;
964
965    // ------ Errors related to sdcard
966    /**
967     * Installation return code: this is passed to the
968     * {@link IPackageInstallObserver} if a secure container mount point
969     * couldn't be accessed on external media.
970     *
971     * @hide
972     */
973    @SystemApi
974    public static final int INSTALL_FAILED_CONTAINER_ERROR = -18;
975
976    /**
977     * Installation return code: this is passed to the
978     * {@link IPackageInstallObserver} if the new package couldn't be installed
979     * in the specified install location.
980     *
981     * @hide
982     */
983    @SystemApi
984    public static final int INSTALL_FAILED_INVALID_INSTALL_LOCATION = -19;
985
986    /**
987     * Installation return code: this is passed to the
988     * {@link IPackageInstallObserver} if the new package couldn't be installed
989     * in the specified install location because the media is not available.
990     *
991     * @hide
992     */
993    @SystemApi
994    public static final int INSTALL_FAILED_MEDIA_UNAVAILABLE = -20;
995
996    /**
997     * Installation return code: this is passed to the
998     * {@link IPackageInstallObserver} if the new package couldn't be installed
999     * because the verification timed out.
1000     *
1001     * @hide
1002     */
1003    @SystemApi
1004    public static final int INSTALL_FAILED_VERIFICATION_TIMEOUT = -21;
1005
1006    /**
1007     * Installation return code: this is passed to the
1008     * {@link IPackageInstallObserver} if the new package couldn't be installed
1009     * because the verification did not succeed.
1010     *
1011     * @hide
1012     */
1013    @SystemApi
1014    public static final int INSTALL_FAILED_VERIFICATION_FAILURE = -22;
1015
1016    /**
1017     * Installation return code: this is passed to the
1018     * {@link IPackageInstallObserver} if the package changed from what the
1019     * calling program expected.
1020     *
1021     * @hide
1022     */
1023    @SystemApi
1024    public static final int INSTALL_FAILED_PACKAGE_CHANGED = -23;
1025
1026    /**
1027     * Installation return code: this is passed to the
1028     * {@link IPackageInstallObserver} if the new package is assigned a
1029     * different UID than it previously held.
1030     *
1031     * @hide
1032     */
1033    public static final int INSTALL_FAILED_UID_CHANGED = -24;
1034
1035    /**
1036     * Installation return code: this is passed to the
1037     * {@link IPackageInstallObserver} if the new package has an older version
1038     * code than the currently installed package.
1039     *
1040     * @hide
1041     */
1042    public static final int INSTALL_FAILED_VERSION_DOWNGRADE = -25;
1043
1044    /**
1045     * Installation return code: this is passed to the
1046     * {@link IPackageInstallObserver} if the old package has target SDK high
1047     * enough to support runtime permission and the new package has target SDK
1048     * low enough to not support runtime permissions.
1049     *
1050     * @hide
1051     */
1052    @SystemApi
1053    public static final int INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE = -26;
1054
1055    /**
1056     * Installation parse return code: this is passed to the
1057     * {@link IPackageInstallObserver} if the parser was given a path that is
1058     * not a file, or does not end with the expected '.apk' extension.
1059     *
1060     * @hide
1061     */
1062    @SystemApi
1063    public static final int INSTALL_PARSE_FAILED_NOT_APK = -100;
1064
1065    /**
1066     * Installation parse return code: this is passed to the
1067     * {@link IPackageInstallObserver} if the parser was unable to retrieve the
1068     * AndroidManifest.xml file.
1069     *
1070     * @hide
1071     */
1072    @SystemApi
1073    public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101;
1074
1075    /**
1076     * Installation parse return code: this is passed to the
1077     * {@link IPackageInstallObserver} if the parser encountered an unexpected
1078     * exception.
1079     *
1080     * @hide
1081     */
1082    @SystemApi
1083    public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102;
1084
1085    /**
1086     * Installation parse return code: this is passed to the
1087     * {@link IPackageInstallObserver} if the parser did not find any
1088     * certificates in the .apk.
1089     *
1090     * @hide
1091     */
1092    @SystemApi
1093    public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103;
1094
1095    /**
1096     * Installation parse return code: this is passed to the
1097     * {@link IPackageInstallObserver} if the parser found inconsistent
1098     * certificates on the files in the .apk.
1099     *
1100     * @hide
1101     */
1102    @SystemApi
1103    public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104;
1104
1105    /**
1106     * Installation parse return code: this is passed to the
1107     * {@link IPackageInstallObserver} if the parser encountered a
1108     * CertificateEncodingException in one of the files in the .apk.
1109     *
1110     * @hide
1111     */
1112    @SystemApi
1113    public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105;
1114
1115    /**
1116     * Installation parse return code: this is passed to the
1117     * {@link IPackageInstallObserver} if the parser encountered a bad or
1118     * missing package name in the manifest.
1119     *
1120     * @hide
1121     */
1122    @SystemApi
1123    public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106;
1124
1125    /**
1126     * Installation parse return code: this is passed to the
1127     * {@link IPackageInstallObserver} if the parser encountered a bad shared
1128     * user id name in the manifest.
1129     *
1130     * @hide
1131     */
1132    @SystemApi
1133    public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107;
1134
1135    /**
1136     * Installation parse return code: this is passed to the
1137     * {@link IPackageInstallObserver} if the parser encountered some structural
1138     * problem in the manifest.
1139     *
1140     * @hide
1141     */
1142    @SystemApi
1143    public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108;
1144
1145    /**
1146     * Installation parse return code: this is passed to the
1147     * {@link IPackageInstallObserver} if the parser did not find any actionable
1148     * tags (instrumentation or application) in the manifest.
1149     *
1150     * @hide
1151     */
1152    @SystemApi
1153    public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109;
1154
1155    /**
1156     * Installation failed return code: this is passed to the
1157     * {@link IPackageInstallObserver} if the system failed to install the
1158     * package because of system issues.
1159     *
1160     * @hide
1161     */
1162    @SystemApi
1163    public static final int INSTALL_FAILED_INTERNAL_ERROR = -110;
1164
1165    /**
1166     * Installation failed return code: this is passed to the
1167     * {@link IPackageInstallObserver} if the system failed to install the
1168     * package because the user is restricted from installing apps.
1169     *
1170     * @hide
1171     */
1172    public static final int INSTALL_FAILED_USER_RESTRICTED = -111;
1173
1174    /**
1175     * Installation failed return code: this is passed to the
1176     * {@link IPackageInstallObserver} if the system failed to install the
1177     * package because it is attempting to define a permission that is already
1178     * defined by some existing package.
1179     * <p>
1180     * The package name of the app which has already defined the permission is
1181     * passed to a {@link PackageInstallObserver}, if any, as the
1182     * {@link #EXTRA_FAILURE_EXISTING_PACKAGE} string extra; and the name of the
1183     * permission being redefined is passed in the
1184     * {@link #EXTRA_FAILURE_EXISTING_PERMISSION} string extra.
1185     *
1186     * @hide
1187     */
1188    public static final int INSTALL_FAILED_DUPLICATE_PERMISSION = -112;
1189
1190    /**
1191     * Installation failed return code: this is passed to the
1192     * {@link IPackageInstallObserver} if the system failed to install the
1193     * package because its packaged native code did not match any of the ABIs
1194     * supported by the system.
1195     *
1196     * @hide
1197     */
1198    public static final int INSTALL_FAILED_NO_MATCHING_ABIS = -113;
1199
1200    /**
1201     * Internal return code for NativeLibraryHelper methods to indicate that the package
1202     * being processed did not contain any native code. This is placed here only so that
1203     * it can belong to the same value space as the other install failure codes.
1204     *
1205     * @hide
1206     */
1207    public static final int NO_NATIVE_LIBRARIES = -114;
1208
1209    /** {@hide} */
1210    public static final int INSTALL_FAILED_ABORTED = -115;
1211
1212    /**
1213     * Installation failed return code: instant app installs are incompatible with some
1214     * other installation flags supplied for the operation; or other circumstances such
1215     * as trying to upgrade a system app via an instant app install.
1216     * @hide
1217     */
1218    public static final int INSTALL_FAILED_INSTANT_APP_INVALID = -116;
1219
1220    /** @hide */
1221    @IntDef(flag = true, value = {
1222            DELETE_KEEP_DATA,
1223            DELETE_ALL_USERS,
1224            DELETE_SYSTEM_APP,
1225            DELETE_DONT_KILL_APP,
1226    })
1227    @Retention(RetentionPolicy.SOURCE)
1228    public @interface DeleteFlags {}
1229
1230    /**
1231     * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the
1232     * package's data directory.
1233     *
1234     * @hide
1235     */
1236    public static final int DELETE_KEEP_DATA = 0x00000001;
1237
1238    /**
1239     * Flag parameter for {@link #deletePackage} to indicate that you want the
1240     * package deleted for all users.
1241     *
1242     * @hide
1243     */
1244    public static final int DELETE_ALL_USERS = 0x00000002;
1245
1246    /**
1247     * Flag parameter for {@link #deletePackage} to indicate that, if you are calling
1248     * uninstall on a system that has been updated, then don't do the normal process
1249     * of uninstalling the update and rolling back to the older system version (which
1250     * needs to happen for all users); instead, just mark the app as uninstalled for
1251     * the current user.
1252     *
1253     * @hide
1254     */
1255    public static final int DELETE_SYSTEM_APP = 0x00000004;
1256
1257    /**
1258     * Flag parameter for {@link #deletePackage} to indicate that, if you are calling
1259     * uninstall on a package that is replaced to provide new feature splits, the
1260     * existing application should not be killed during the removal process.
1261     *
1262     * @hide
1263     */
1264    public static final int DELETE_DONT_KILL_APP = 0x00000008;
1265
1266    /**
1267     * Return code for when package deletion succeeds. This is passed to the
1268     * {@link IPackageDeleteObserver} if the system succeeded in deleting the
1269     * package.
1270     *
1271     * @hide
1272     */
1273    public static final int DELETE_SUCCEEDED = 1;
1274
1275    /**
1276     * Deletion failed return code: this is passed to the
1277     * {@link IPackageDeleteObserver} if the system failed to delete the package
1278     * for an unspecified reason.
1279     *
1280     * @hide
1281     */
1282    public static final int DELETE_FAILED_INTERNAL_ERROR = -1;
1283
1284    /**
1285     * Deletion failed return code: this is passed to the
1286     * {@link IPackageDeleteObserver} if the system failed to delete the package
1287     * because it is the active DevicePolicy manager.
1288     *
1289     * @hide
1290     */
1291    public static final int DELETE_FAILED_DEVICE_POLICY_MANAGER = -2;
1292
1293    /**
1294     * Deletion failed return code: this is passed to the
1295     * {@link IPackageDeleteObserver} if the system failed to delete the package
1296     * since the user is restricted.
1297     *
1298     * @hide
1299     */
1300    public static final int DELETE_FAILED_USER_RESTRICTED = -3;
1301
1302    /**
1303     * Deletion failed return code: this is passed to the
1304     * {@link IPackageDeleteObserver} if the system failed to delete the package
1305     * because a profile or device owner has marked the package as
1306     * uninstallable.
1307     *
1308     * @hide
1309     */
1310    public static final int DELETE_FAILED_OWNER_BLOCKED = -4;
1311
1312    /** {@hide} */
1313    public static final int DELETE_FAILED_ABORTED = -5;
1314
1315    /**
1316     * Deletion failed return code: this is passed to the
1317     * {@link IPackageDeleteObserver} if the system failed to delete the package
1318     * because the packge is a shared library used by other installed packages.
1319     * {@hide} */
1320    public static final int DELETE_FAILED_USED_SHARED_LIBRARY = -6;
1321
1322    /**
1323     * Return code that is passed to the {@link IPackageMoveObserver} when the
1324     * package has been successfully moved by the system.
1325     *
1326     * @hide
1327     */
1328    public static final int MOVE_SUCCEEDED = -100;
1329
1330    /**
1331     * Error code that is passed to the {@link IPackageMoveObserver} when the
1332     * package hasn't been successfully moved by the system because of
1333     * insufficient memory on specified media.
1334     *
1335     * @hide
1336     */
1337    public static final int MOVE_FAILED_INSUFFICIENT_STORAGE = -1;
1338
1339    /**
1340     * Error code that is passed to the {@link IPackageMoveObserver} if the
1341     * specified package doesn't exist.
1342     *
1343     * @hide
1344     */
1345    public static final int MOVE_FAILED_DOESNT_EXIST = -2;
1346
1347    /**
1348     * Error code that is passed to the {@link IPackageMoveObserver} if the
1349     * specified package cannot be moved since its a system package.
1350     *
1351     * @hide
1352     */
1353    public static final int MOVE_FAILED_SYSTEM_PACKAGE = -3;
1354
1355    /**
1356     * Error code that is passed to the {@link IPackageMoveObserver} if the
1357     * specified package cannot be moved since its forward locked.
1358     *
1359     * @hide
1360     */
1361    public static final int MOVE_FAILED_FORWARD_LOCKED = -4;
1362
1363    /**
1364     * Error code that is passed to the {@link IPackageMoveObserver} if the
1365     * specified package cannot be moved to the specified location.
1366     *
1367     * @hide
1368     */
1369    public static final int MOVE_FAILED_INVALID_LOCATION = -5;
1370
1371    /**
1372     * Error code that is passed to the {@link IPackageMoveObserver} if the
1373     * specified package cannot be moved to the specified location.
1374     *
1375     * @hide
1376     */
1377    public static final int MOVE_FAILED_INTERNAL_ERROR = -6;
1378
1379    /**
1380     * Error code that is passed to the {@link IPackageMoveObserver} if the
1381     * specified package already has an operation pending in the queue.
1382     *
1383     * @hide
1384     */
1385    public static final int MOVE_FAILED_OPERATION_PENDING = -7;
1386
1387    /**
1388     * Error code that is passed to the {@link IPackageMoveObserver} if the
1389     * specified package cannot be moved since it contains a device admin.
1390     *
1391     * @hide
1392     */
1393    public static final int MOVE_FAILED_DEVICE_ADMIN = -8;
1394
1395    /**
1396     * Error code that is passed to the {@link IPackageMoveObserver} if system does not allow
1397     * non-system apps to be moved to internal storage.
1398     *
1399     * @hide
1400     */
1401    public static final int MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL = -9;
1402
1403    /**
1404     * Flag parameter for {@link #movePackage} to indicate that
1405     * the package should be moved to internal storage if its
1406     * been installed on external media.
1407     * @hide
1408     */
1409    @Deprecated
1410    public static final int MOVE_INTERNAL = 0x00000001;
1411
1412    /**
1413     * Flag parameter for {@link #movePackage} to indicate that
1414     * the package should be moved to external media.
1415     * @hide
1416     */
1417    @Deprecated
1418    public static final int MOVE_EXTERNAL_MEDIA = 0x00000002;
1419
1420    /** {@hide} */
1421    public static final String EXTRA_MOVE_ID = "android.content.pm.extra.MOVE_ID";
1422
1423    /**
1424     * Usable by the required verifier as the {@code verificationCode} argument
1425     * for {@link PackageManager#verifyPendingInstall} to indicate that it will
1426     * allow the installation to proceed without any of the optional verifiers
1427     * needing to vote.
1428     *
1429     * @hide
1430     */
1431    public static final int VERIFICATION_ALLOW_WITHOUT_SUFFICIENT = 2;
1432
1433    /**
1434     * Used as the {@code verificationCode} argument for
1435     * {@link PackageManager#verifyPendingInstall} to indicate that the calling
1436     * package verifier allows the installation to proceed.
1437     */
1438    public static final int VERIFICATION_ALLOW = 1;
1439
1440    /**
1441     * Used as the {@code verificationCode} argument for
1442     * {@link PackageManager#verifyPendingInstall} to indicate the calling
1443     * package verifier does not vote to allow the installation to proceed.
1444     */
1445    public static final int VERIFICATION_REJECT = -1;
1446
1447    /**
1448     * Used as the {@code verificationCode} argument for
1449     * {@link PackageManager#verifyIntentFilter} to indicate that the calling
1450     * IntentFilter Verifier confirms that the IntentFilter is verified.
1451     *
1452     * @hide
1453     */
1454    @SystemApi
1455    public static final int INTENT_FILTER_VERIFICATION_SUCCESS = 1;
1456
1457    /**
1458     * Used as the {@code verificationCode} argument for
1459     * {@link PackageManager#verifyIntentFilter} to indicate that the calling
1460     * IntentFilter Verifier confirms that the IntentFilter is NOT verified.
1461     *
1462     * @hide
1463     */
1464    @SystemApi
1465    public static final int INTENT_FILTER_VERIFICATION_FAILURE = -1;
1466
1467    /**
1468     * Internal status code to indicate that an IntentFilter verification result is not specified.
1469     *
1470     * @hide
1471     */
1472    @SystemApi
1473    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED = 0;
1474
1475    /**
1476     * Used as the {@code status} argument for
1477     * {@link #updateIntentVerificationStatusAsUser} to indicate that the User
1478     * will always be prompted the Intent Disambiguation Dialog if there are two
1479     * or more Intent resolved for the IntentFilter's domain(s).
1480     *
1481     * @hide
1482     */
1483    @SystemApi
1484    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK = 1;
1485
1486    /**
1487     * Used as the {@code status} argument for
1488     * {@link #updateIntentVerificationStatusAsUser} to indicate that the User
1489     * will never be prompted the Intent Disambiguation Dialog if there are two
1490     * or more resolution of the Intent. The default App for the domain(s)
1491     * specified in the IntentFilter will also ALWAYS be used.
1492     *
1493     * @hide
1494     */
1495    @SystemApi
1496    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS = 2;
1497
1498    /**
1499     * Used as the {@code status} argument for
1500     * {@link #updateIntentVerificationStatusAsUser} to indicate that the User
1501     * may be prompted the Intent Disambiguation Dialog if there are two or more
1502     * Intent resolved. The default App for the domain(s) specified in the
1503     * IntentFilter will also NEVER be presented to the User.
1504     *
1505     * @hide
1506     */
1507    @SystemApi
1508    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER = 3;
1509
1510    /**
1511     * Used as the {@code status} argument for
1512     * {@link #updateIntentVerificationStatusAsUser} to indicate that this app
1513     * should always be considered as an ambiguous candidate for handling the
1514     * matching Intent even if there are other candidate apps in the "always"
1515     * state. Put another way: if there are any 'always ask' apps in a set of
1516     * more than one candidate app, then a disambiguation is *always* presented
1517     * even if there is another candidate app with the 'always' state.
1518     *
1519     * @hide
1520     */
1521    @SystemApi
1522    public static final int INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK = 4;
1523
1524    /**
1525     * Can be used as the {@code millisecondsToDelay} argument for
1526     * {@link PackageManager#extendVerificationTimeout}. This is the
1527     * maximum time {@code PackageManager} waits for the verification
1528     * agent to return (in milliseconds).
1529     */
1530    public static final long MAXIMUM_VERIFICATION_TIMEOUT = 60*60*1000;
1531
1532    /**
1533     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: The device's
1534     * audio pipeline is low-latency, more suitable for audio applications sensitive to delays or
1535     * lag in sound input or output.
1536     */
1537    @SdkConstant(SdkConstantType.FEATURE)
1538    public static final String FEATURE_AUDIO_LOW_LATENCY = "android.hardware.audio.low_latency";
1539
1540    /**
1541     * Feature for {@link #getSystemAvailableFeatures} and
1542     * {@link #hasSystemFeature}: The device includes at least one form of audio
1543     * output, such as speakers, audio jack or streaming over bluetooth
1544     */
1545    @SdkConstant(SdkConstantType.FEATURE)
1546    public static final String FEATURE_AUDIO_OUTPUT = "android.hardware.audio.output";
1547
1548    /**
1549     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
1550     * The device has professional audio level of functionality and performance.
1551     */
1552    @SdkConstant(SdkConstantType.FEATURE)
1553    public static final String FEATURE_AUDIO_PRO = "android.hardware.audio.pro";
1554
1555    /**
1556     * Feature for {@link #getSystemAvailableFeatures} and
1557     * {@link #hasSystemFeature}: The device is capable of communicating with
1558     * other devices via Bluetooth.
1559     */
1560    @SdkConstant(SdkConstantType.FEATURE)
1561    public static final String FEATURE_BLUETOOTH = "android.hardware.bluetooth";
1562
1563    /**
1564     * Feature for {@link #getSystemAvailableFeatures} and
1565     * {@link #hasSystemFeature}: The device is capable of communicating with
1566     * other devices via Bluetooth Low Energy radio.
1567     */
1568    @SdkConstant(SdkConstantType.FEATURE)
1569    public static final String FEATURE_BLUETOOTH_LE = "android.hardware.bluetooth_le";
1570
1571    /**
1572     * Feature for {@link #getSystemAvailableFeatures} and
1573     * {@link #hasSystemFeature}: The device has a camera facing away
1574     * from the screen.
1575     */
1576    @SdkConstant(SdkConstantType.FEATURE)
1577    public static final String FEATURE_CAMERA = "android.hardware.camera";
1578
1579    /**
1580     * Feature for {@link #getSystemAvailableFeatures} and
1581     * {@link #hasSystemFeature}: The device's camera supports auto-focus.
1582     */
1583    @SdkConstant(SdkConstantType.FEATURE)
1584    public static final String FEATURE_CAMERA_AUTOFOCUS = "android.hardware.camera.autofocus";
1585
1586    /**
1587     * Feature for {@link #getSystemAvailableFeatures} and
1588     * {@link #hasSystemFeature}: The device has at least one camera pointing in
1589     * some direction, or can support an external camera being connected to it.
1590     */
1591    @SdkConstant(SdkConstantType.FEATURE)
1592    public static final String FEATURE_CAMERA_ANY = "android.hardware.camera.any";
1593
1594    /**
1595     * Feature for {@link #getSystemAvailableFeatures} and
1596     * {@link #hasSystemFeature}: The device can support having an external camera connected to it.
1597     * The external camera may not always be connected or available to applications to use.
1598     */
1599    @SdkConstant(SdkConstantType.FEATURE)
1600    public static final String FEATURE_CAMERA_EXTERNAL = "android.hardware.camera.external";
1601
1602    /**
1603     * Feature for {@link #getSystemAvailableFeatures} and
1604     * {@link #hasSystemFeature}: The device's camera supports flash.
1605     */
1606    @SdkConstant(SdkConstantType.FEATURE)
1607    public static final String FEATURE_CAMERA_FLASH = "android.hardware.camera.flash";
1608
1609    /**
1610     * Feature for {@link #getSystemAvailableFeatures} and
1611     * {@link #hasSystemFeature}: The device has a front facing camera.
1612     */
1613    @SdkConstant(SdkConstantType.FEATURE)
1614    public static final String FEATURE_CAMERA_FRONT = "android.hardware.camera.front";
1615
1616    /**
1617     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1618     * of the cameras on the device supports the
1619     * {@link android.hardware.camera2.CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL full hardware}
1620     * capability level.
1621     */
1622    @SdkConstant(SdkConstantType.FEATURE)
1623    public static final String FEATURE_CAMERA_LEVEL_FULL = "android.hardware.camera.level.full";
1624
1625    /**
1626     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1627     * of the cameras on the device supports the
1628     * {@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR manual sensor}
1629     * capability level.
1630     */
1631    @SdkConstant(SdkConstantType.FEATURE)
1632    public static final String FEATURE_CAMERA_CAPABILITY_MANUAL_SENSOR =
1633            "android.hardware.camera.capability.manual_sensor";
1634
1635    /**
1636     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1637     * of the cameras on the device supports the
1638     * {@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING manual post-processing}
1639     * capability level.
1640     */
1641    @SdkConstant(SdkConstantType.FEATURE)
1642    public static final String FEATURE_CAMERA_CAPABILITY_MANUAL_POST_PROCESSING =
1643            "android.hardware.camera.capability.manual_post_processing";
1644
1645    /**
1646     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: At least one
1647     * of the cameras on the device supports the
1648     * {@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}
1649     * capability level.
1650     */
1651    @SdkConstant(SdkConstantType.FEATURE)
1652    public static final String FEATURE_CAMERA_CAPABILITY_RAW =
1653            "android.hardware.camera.capability.raw";
1654
1655    /**
1656     * Feature for {@link #getSystemAvailableFeatures} and
1657     * {@link #hasSystemFeature}: The device is capable of communicating with
1658     * consumer IR devices.
1659     */
1660    @SdkConstant(SdkConstantType.FEATURE)
1661    public static final String FEATURE_CONSUMER_IR = "android.hardware.consumerir";
1662
1663    /**
1664     * Feature for {@link #getSystemAvailableFeatures} and
1665     * {@link #hasSystemFeature}: The device supports one or more methods of
1666     * reporting current location.
1667     */
1668    @SdkConstant(SdkConstantType.FEATURE)
1669    public static final String FEATURE_LOCATION = "android.hardware.location";
1670
1671    /**
1672     * Feature for {@link #getSystemAvailableFeatures} and
1673     * {@link #hasSystemFeature}: The device has a Global Positioning System
1674     * receiver and can report precise location.
1675     */
1676    @SdkConstant(SdkConstantType.FEATURE)
1677    public static final String FEATURE_LOCATION_GPS = "android.hardware.location.gps";
1678
1679    /**
1680     * Feature for {@link #getSystemAvailableFeatures} and
1681     * {@link #hasSystemFeature}: The device can report location with coarse
1682     * accuracy using a network-based geolocation system.
1683     */
1684    @SdkConstant(SdkConstantType.FEATURE)
1685    public static final String FEATURE_LOCATION_NETWORK = "android.hardware.location.network";
1686
1687    /**
1688     * Feature for {@link #getSystemAvailableFeatures} and
1689     * {@link #hasSystemFeature}: The device can record audio via a
1690     * microphone.
1691     */
1692    @SdkConstant(SdkConstantType.FEATURE)
1693    public static final String FEATURE_MICROPHONE = "android.hardware.microphone";
1694
1695    /**
1696     * Feature for {@link #getSystemAvailableFeatures} and
1697     * {@link #hasSystemFeature}: The device can communicate using Near-Field
1698     * Communications (NFC).
1699     */
1700    @SdkConstant(SdkConstantType.FEATURE)
1701    public static final String FEATURE_NFC = "android.hardware.nfc";
1702
1703    /**
1704     * Feature for {@link #getSystemAvailableFeatures} and
1705     * {@link #hasSystemFeature}: The device supports host-
1706     * based NFC card emulation.
1707     *
1708     * TODO remove when depending apps have moved to new constant.
1709     * @hide
1710     * @deprecated
1711     */
1712    @Deprecated
1713    @SdkConstant(SdkConstantType.FEATURE)
1714    public static final String FEATURE_NFC_HCE = "android.hardware.nfc.hce";
1715
1716    /**
1717     * Feature for {@link #getSystemAvailableFeatures} and
1718     * {@link #hasSystemFeature}: The device supports host-
1719     * based NFC card emulation.
1720     */
1721    @SdkConstant(SdkConstantType.FEATURE)
1722    public static final String FEATURE_NFC_HOST_CARD_EMULATION = "android.hardware.nfc.hce";
1723
1724    /**
1725     * Feature for {@link #getSystemAvailableFeatures} and
1726     * {@link #hasSystemFeature}: The device supports host-
1727     * based NFC-F card emulation.
1728     */
1729    @SdkConstant(SdkConstantType.FEATURE)
1730    public static final String FEATURE_NFC_HOST_CARD_EMULATION_NFCF = "android.hardware.nfc.hcef";
1731
1732    /**
1733     * Feature for {@link #getSystemAvailableFeatures} and
1734     * {@link #hasSystemFeature}: The device supports the OpenGL ES
1735     * <a href="http://www.khronos.org/registry/gles/extensions/ANDROID/ANDROID_extension_pack_es31a.txt">
1736     * Android Extension Pack</a>.
1737     */
1738    @SdkConstant(SdkConstantType.FEATURE)
1739    public static final String FEATURE_OPENGLES_EXTENSION_PACK = "android.hardware.opengles.aep";
1740
1741    /**
1742     * Feature for {@link #getSystemAvailableFeatures} and
1743     * {@link #hasSystemFeature(String, int)}: If this feature is supported, the Vulkan native API
1744     * will enumerate at least one {@code VkPhysicalDevice}, and the feature version will indicate
1745     * what level of optional hardware features limits it supports.
1746     * <p>
1747     * Level 0 includes the base Vulkan requirements as well as:
1748     * <ul><li>{@code VkPhysicalDeviceFeatures::textureCompressionETC2}</li></ul>
1749     * <p>
1750     * Level 1 additionally includes:
1751     * <ul>
1752     * <li>{@code VkPhysicalDeviceFeatures::fullDrawIndexUint32}</li>
1753     * <li>{@code VkPhysicalDeviceFeatures::imageCubeArray}</li>
1754     * <li>{@code VkPhysicalDeviceFeatures::independentBlend}</li>
1755     * <li>{@code VkPhysicalDeviceFeatures::geometryShader}</li>
1756     * <li>{@code VkPhysicalDeviceFeatures::tessellationShader}</li>
1757     * <li>{@code VkPhysicalDeviceFeatures::sampleRateShading}</li>
1758     * <li>{@code VkPhysicalDeviceFeatures::textureCompressionASTC_LDR}</li>
1759     * <li>{@code VkPhysicalDeviceFeatures::fragmentStoresAndAtomics}</li>
1760     * <li>{@code VkPhysicalDeviceFeatures::shaderImageGatherExtended}</li>
1761     * <li>{@code VkPhysicalDeviceFeatures::shaderUniformBufferArrayDynamicIndexing}</li>
1762     * <li>{@code VkPhysicalDeviceFeatures::shaderSampledImageArrayDynamicIndexing}</li>
1763     * </ul>
1764     */
1765    @SdkConstant(SdkConstantType.FEATURE)
1766    public static final String FEATURE_VULKAN_HARDWARE_LEVEL = "android.hardware.vulkan.level";
1767
1768    /**
1769     * Feature for {@link #getSystemAvailableFeatures} and
1770     * {@link #hasSystemFeature(String, int)}: If this feature is supported, the Vulkan native API
1771     * will enumerate at least one {@code VkPhysicalDevice}, and the feature version will indicate
1772     * what level of optional compute features are supported beyond the Vulkan 1.0 requirements.
1773     * <p>
1774     * Compute level 0 indicates support for:
1775     * <ul>
1776     * <li>Ability to use pointers to buffer data from shaders</li>
1777     * <li>Ability to load/store 16-bit values from buffers</li>
1778     * <li>Ability to control shader floating point rounding mode</li>
1779     * </ul>
1780     */
1781    @SdkConstant(SdkConstantType.FEATURE)
1782    public static final String FEATURE_VULKAN_HARDWARE_COMPUTE = "android.hardware.vulkan.compute";
1783
1784    /**
1785     * Feature for {@link #getSystemAvailableFeatures} and
1786     * {@link #hasSystemFeature(String, int)}: The version of this feature indicates the highest
1787     * {@code VkPhysicalDeviceProperties::apiVersion} supported by the physical devices that support
1788     * the hardware level indicated by {@link #FEATURE_VULKAN_HARDWARE_LEVEL}. The feature version
1789     * uses the same encoding as Vulkan version numbers:
1790     * <ul>
1791     * <li>Major version number in bits 31-22</li>
1792     * <li>Minor version number in bits 21-12</li>
1793     * <li>Patch version number in bits 11-0</li>
1794     * </ul>
1795     */
1796    @SdkConstant(SdkConstantType.FEATURE)
1797    public static final String FEATURE_VULKAN_HARDWARE_VERSION = "android.hardware.vulkan.version";
1798
1799    /**
1800     * Feature for {@link #getSystemAvailableFeatures} and
1801     * {@link #hasSystemFeature}: The device includes an accelerometer.
1802     */
1803    @SdkConstant(SdkConstantType.FEATURE)
1804    public static final String FEATURE_SENSOR_ACCELEROMETER = "android.hardware.sensor.accelerometer";
1805
1806    /**
1807     * Feature for {@link #getSystemAvailableFeatures} and
1808     * {@link #hasSystemFeature}: The device includes a barometer (air
1809     * pressure sensor.)
1810     */
1811    @SdkConstant(SdkConstantType.FEATURE)
1812    public static final String FEATURE_SENSOR_BAROMETER = "android.hardware.sensor.barometer";
1813
1814    /**
1815     * Feature for {@link #getSystemAvailableFeatures} and
1816     * {@link #hasSystemFeature}: The device includes a magnetometer (compass).
1817     */
1818    @SdkConstant(SdkConstantType.FEATURE)
1819    public static final String FEATURE_SENSOR_COMPASS = "android.hardware.sensor.compass";
1820
1821    /**
1822     * Feature for {@link #getSystemAvailableFeatures} and
1823     * {@link #hasSystemFeature}: The device includes a gyroscope.
1824     */
1825    @SdkConstant(SdkConstantType.FEATURE)
1826    public static final String FEATURE_SENSOR_GYROSCOPE = "android.hardware.sensor.gyroscope";
1827
1828    /**
1829     * Feature for {@link #getSystemAvailableFeatures} and
1830     * {@link #hasSystemFeature}: The device includes a light sensor.
1831     */
1832    @SdkConstant(SdkConstantType.FEATURE)
1833    public static final String FEATURE_SENSOR_LIGHT = "android.hardware.sensor.light";
1834
1835    /**
1836     * Feature for {@link #getSystemAvailableFeatures} and
1837     * {@link #hasSystemFeature}: The device includes a proximity sensor.
1838     */
1839    @SdkConstant(SdkConstantType.FEATURE)
1840    public static final String FEATURE_SENSOR_PROXIMITY = "android.hardware.sensor.proximity";
1841
1842    /**
1843     * Feature for {@link #getSystemAvailableFeatures} and
1844     * {@link #hasSystemFeature}: The device includes a hardware step counter.
1845     */
1846    @SdkConstant(SdkConstantType.FEATURE)
1847    public static final String FEATURE_SENSOR_STEP_COUNTER = "android.hardware.sensor.stepcounter";
1848
1849    /**
1850     * Feature for {@link #getSystemAvailableFeatures} and
1851     * {@link #hasSystemFeature}: The device includes a hardware step detector.
1852     */
1853    @SdkConstant(SdkConstantType.FEATURE)
1854    public static final String FEATURE_SENSOR_STEP_DETECTOR = "android.hardware.sensor.stepdetector";
1855
1856    /**
1857     * Feature for {@link #getSystemAvailableFeatures} and
1858     * {@link #hasSystemFeature}: The device includes a heart rate monitor.
1859     */
1860    @SdkConstant(SdkConstantType.FEATURE)
1861    public static final String FEATURE_SENSOR_HEART_RATE = "android.hardware.sensor.heartrate";
1862
1863    /**
1864     * Feature for {@link #getSystemAvailableFeatures} and
1865     * {@link #hasSystemFeature}: The heart rate sensor on this device is an Electrocardiogram.
1866     */
1867    @SdkConstant(SdkConstantType.FEATURE)
1868    public static final String FEATURE_SENSOR_HEART_RATE_ECG =
1869            "android.hardware.sensor.heartrate.ecg";
1870
1871    /**
1872     * Feature for {@link #getSystemAvailableFeatures} and
1873     * {@link #hasSystemFeature}: The device includes a relative humidity sensor.
1874     */
1875    @SdkConstant(SdkConstantType.FEATURE)
1876    public static final String FEATURE_SENSOR_RELATIVE_HUMIDITY =
1877            "android.hardware.sensor.relative_humidity";
1878
1879    /**
1880     * Feature for {@link #getSystemAvailableFeatures} and
1881     * {@link #hasSystemFeature}: The device includes an ambient temperature sensor.
1882     */
1883    @SdkConstant(SdkConstantType.FEATURE)
1884    public static final String FEATURE_SENSOR_AMBIENT_TEMPERATURE =
1885            "android.hardware.sensor.ambient_temperature";
1886
1887    /**
1888     * Feature for {@link #getSystemAvailableFeatures} and
1889     * {@link #hasSystemFeature}: The device supports high fidelity sensor processing
1890     * capabilities.
1891     */
1892    @SdkConstant(SdkConstantType.FEATURE)
1893    public static final String FEATURE_HIFI_SENSORS =
1894            "android.hardware.sensor.hifi_sensors";
1895
1896    /**
1897     * Feature for {@link #getSystemAvailableFeatures} and
1898     * {@link #hasSystemFeature}: The device has a telephony radio with data
1899     * communication support.
1900     */
1901    @SdkConstant(SdkConstantType.FEATURE)
1902    public static final String FEATURE_TELEPHONY = "android.hardware.telephony";
1903
1904    /**
1905     * Feature for {@link #getSystemAvailableFeatures} and
1906     * {@link #hasSystemFeature}: The device has a CDMA telephony stack.
1907     */
1908    @SdkConstant(SdkConstantType.FEATURE)
1909    public static final String FEATURE_TELEPHONY_CDMA = "android.hardware.telephony.cdma";
1910
1911    /**
1912     * Feature for {@link #getSystemAvailableFeatures} and
1913     * {@link #hasSystemFeature}: The device has a GSM telephony stack.
1914     */
1915    @SdkConstant(SdkConstantType.FEATURE)
1916    public static final String FEATURE_TELEPHONY_GSM = "android.hardware.telephony.gsm";
1917
1918    /**
1919     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
1920     * The device supports telephony carrier restriction mechanism.
1921     *
1922     * <p>Devices declaring this feature must have an implementation of the
1923     * {@link android.telephony.TelephonyManager#getAllowedCarriers} and
1924     * {@link android.telephony.TelephonyManager#setAllowedCarriers}.
1925     * @hide
1926     */
1927    @SystemApi
1928    @SdkConstant(SdkConstantType.FEATURE)
1929    public static final String FEATURE_TELEPHONY_CARRIERLOCK =
1930            "android.hardware.telephony.carrierlock";
1931
1932    /**
1933     * Feature for {@link #getSystemAvailableFeatures} and
1934     * {@link #hasSystemFeature}: The device supports connecting to USB devices
1935     * as the USB host.
1936     */
1937    @SdkConstant(SdkConstantType.FEATURE)
1938    public static final String FEATURE_USB_HOST = "android.hardware.usb.host";
1939
1940    /**
1941     * Feature for {@link #getSystemAvailableFeatures} and
1942     * {@link #hasSystemFeature}: The device supports connecting to USB accessories.
1943     */
1944    @SdkConstant(SdkConstantType.FEATURE)
1945    public static final String FEATURE_USB_ACCESSORY = "android.hardware.usb.accessory";
1946
1947    /**
1948     * Feature for {@link #getSystemAvailableFeatures} and
1949     * {@link #hasSystemFeature}: The SIP API is enabled on the device.
1950     */
1951    @SdkConstant(SdkConstantType.FEATURE)
1952    public static final String FEATURE_SIP = "android.software.sip";
1953
1954    /**
1955     * Feature for {@link #getSystemAvailableFeatures} and
1956     * {@link #hasSystemFeature}: The device supports SIP-based VOIP.
1957     */
1958    @SdkConstant(SdkConstantType.FEATURE)
1959    public static final String FEATURE_SIP_VOIP = "android.software.sip.voip";
1960
1961    /**
1962     * Feature for {@link #getSystemAvailableFeatures} and
1963     * {@link #hasSystemFeature}: The Connection Service API is enabled on the device.
1964     */
1965    @SdkConstant(SdkConstantType.FEATURE)
1966    public static final String FEATURE_CONNECTION_SERVICE = "android.software.connectionservice";
1967
1968    /**
1969     * Feature for {@link #getSystemAvailableFeatures} and
1970     * {@link #hasSystemFeature}: The device's display has a touch screen.
1971     */
1972    @SdkConstant(SdkConstantType.FEATURE)
1973    public static final String FEATURE_TOUCHSCREEN = "android.hardware.touchscreen";
1974
1975    /**
1976     * Feature for {@link #getSystemAvailableFeatures} and
1977     * {@link #hasSystemFeature}: The device's touch screen supports
1978     * multitouch sufficient for basic two-finger gesture detection.
1979     */
1980    @SdkConstant(SdkConstantType.FEATURE)
1981    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH = "android.hardware.touchscreen.multitouch";
1982
1983    /**
1984     * Feature for {@link #getSystemAvailableFeatures} and
1985     * {@link #hasSystemFeature}: The device's touch screen is capable of
1986     * tracking two or more fingers fully independently.
1987     */
1988    @SdkConstant(SdkConstantType.FEATURE)
1989    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT = "android.hardware.touchscreen.multitouch.distinct";
1990
1991    /**
1992     * Feature for {@link #getSystemAvailableFeatures} and
1993     * {@link #hasSystemFeature}: The device's touch screen is capable of
1994     * tracking a full hand of fingers fully independently -- that is, 5 or
1995     * more simultaneous independent pointers.
1996     */
1997    @SdkConstant(SdkConstantType.FEATURE)
1998    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH_JAZZHAND = "android.hardware.touchscreen.multitouch.jazzhand";
1999
2000    /**
2001     * Feature for {@link #getSystemAvailableFeatures} and
2002     * {@link #hasSystemFeature}: The device does not have a touch screen, but
2003     * does support touch emulation for basic events. For instance, the
2004     * device might use a mouse or remote control to drive a cursor, and
2005     * emulate basic touch pointer events like down, up, drag, etc. All
2006     * devices that support android.hardware.touchscreen or a sub-feature are
2007     * presumed to also support faketouch.
2008     */
2009    @SdkConstant(SdkConstantType.FEATURE)
2010    public static final String FEATURE_FAKETOUCH = "android.hardware.faketouch";
2011
2012    /**
2013     * Feature for {@link #getSystemAvailableFeatures} and
2014     * {@link #hasSystemFeature}: The device does not have a touch screen, but
2015     * does support touch emulation for basic events that supports distinct
2016     * tracking of two or more fingers.  This is an extension of
2017     * {@link #FEATURE_FAKETOUCH} for input devices with this capability.  Note
2018     * that unlike a distinct multitouch screen as defined by
2019     * {@link #FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT}, these kinds of input
2020     * devices will not actually provide full two-finger gestures since the
2021     * input is being transformed to cursor movement on the screen.  That is,
2022     * single finger gestures will move a cursor; two-finger swipes will
2023     * result in single-finger touch events; other two-finger gestures will
2024     * result in the corresponding two-finger touch event.
2025     */
2026    @SdkConstant(SdkConstantType.FEATURE)
2027    public static final String FEATURE_FAKETOUCH_MULTITOUCH_DISTINCT = "android.hardware.faketouch.multitouch.distinct";
2028
2029    /**
2030     * Feature for {@link #getSystemAvailableFeatures} and
2031     * {@link #hasSystemFeature}: The device does not have a touch screen, but
2032     * does support touch emulation for basic events that supports tracking
2033     * a hand of fingers (5 or more fingers) fully independently.
2034     * This is an extension of
2035     * {@link #FEATURE_FAKETOUCH} for input devices with this capability.  Note
2036     * that unlike a multitouch screen as defined by
2037     * {@link #FEATURE_TOUCHSCREEN_MULTITOUCH_JAZZHAND}, not all two finger
2038     * gestures can be detected due to the limitations described for
2039     * {@link #FEATURE_FAKETOUCH_MULTITOUCH_DISTINCT}.
2040     */
2041    @SdkConstant(SdkConstantType.FEATURE)
2042    public static final String FEATURE_FAKETOUCH_MULTITOUCH_JAZZHAND = "android.hardware.faketouch.multitouch.jazzhand";
2043
2044    /**
2045     * Feature for {@link #getSystemAvailableFeatures} and
2046     * {@link #hasSystemFeature}: The device has biometric hardware to detect a fingerprint.
2047      */
2048    @SdkConstant(SdkConstantType.FEATURE)
2049    public static final String FEATURE_FINGERPRINT = "android.hardware.fingerprint";
2050
2051    /**
2052     * Feature for {@link #getSystemAvailableFeatures} and
2053     * {@link #hasSystemFeature}: The device supports portrait orientation
2054     * screens.  For backwards compatibility, you can assume that if neither
2055     * this nor {@link #FEATURE_SCREEN_LANDSCAPE} is set then the device supports
2056     * both portrait and landscape.
2057     */
2058    @SdkConstant(SdkConstantType.FEATURE)
2059    public static final String FEATURE_SCREEN_PORTRAIT = "android.hardware.screen.portrait";
2060
2061    /**
2062     * Feature for {@link #getSystemAvailableFeatures} and
2063     * {@link #hasSystemFeature}: The device supports landscape orientation
2064     * screens.  For backwards compatibility, you can assume that if neither
2065     * this nor {@link #FEATURE_SCREEN_PORTRAIT} is set then the device supports
2066     * both portrait and landscape.
2067     */
2068    @SdkConstant(SdkConstantType.FEATURE)
2069    public static final String FEATURE_SCREEN_LANDSCAPE = "android.hardware.screen.landscape";
2070
2071    /**
2072     * Feature for {@link #getSystemAvailableFeatures} and
2073     * {@link #hasSystemFeature}: The device supports live wallpapers.
2074     */
2075    @SdkConstant(SdkConstantType.FEATURE)
2076    public static final String FEATURE_LIVE_WALLPAPER = "android.software.live_wallpaper";
2077    /**
2078     * Feature for {@link #getSystemAvailableFeatures} and
2079     * {@link #hasSystemFeature}: The device supports app widgets.
2080     */
2081    @SdkConstant(SdkConstantType.FEATURE)
2082    public static final String FEATURE_APP_WIDGETS = "android.software.app_widgets";
2083
2084    /**
2085     * @hide
2086     * Feature for {@link #getSystemAvailableFeatures} and
2087     * {@link #hasSystemFeature}: The device supports
2088     * {@link android.service.voice.VoiceInteractionService} and
2089     * {@link android.app.VoiceInteractor}.
2090     */
2091    @SdkConstant(SdkConstantType.FEATURE)
2092    public static final String FEATURE_VOICE_RECOGNIZERS = "android.software.voice_recognizers";
2093
2094
2095    /**
2096     * Feature for {@link #getSystemAvailableFeatures} and
2097     * {@link #hasSystemFeature}: The device supports a home screen that is replaceable
2098     * by third party applications.
2099     */
2100    @SdkConstant(SdkConstantType.FEATURE)
2101    public static final String FEATURE_HOME_SCREEN = "android.software.home_screen";
2102
2103    /**
2104     * Feature for {@link #getSystemAvailableFeatures} and
2105     * {@link #hasSystemFeature}: The device supports adding new input methods implemented
2106     * with the {@link android.inputmethodservice.InputMethodService} API.
2107     */
2108    @SdkConstant(SdkConstantType.FEATURE)
2109    public static final String FEATURE_INPUT_METHODS = "android.software.input_methods";
2110
2111    /**
2112     * Feature for {@link #getSystemAvailableFeatures} and
2113     * {@link #hasSystemFeature}: The device supports device policy enforcement via device admins.
2114     */
2115    @SdkConstant(SdkConstantType.FEATURE)
2116    public static final String FEATURE_DEVICE_ADMIN = "android.software.device_admin";
2117
2118    /**
2119     * Feature for {@link #getSystemAvailableFeatures} and
2120     * {@link #hasSystemFeature}: The device supports leanback UI. This is
2121     * typically used in a living room television experience, but is a software
2122     * feature unlike {@link #FEATURE_TELEVISION}. Devices running with this
2123     * feature will use resources associated with the "television" UI mode.
2124     */
2125    @SdkConstant(SdkConstantType.FEATURE)
2126    public static final String FEATURE_LEANBACK = "android.software.leanback";
2127
2128    /**
2129     * Feature for {@link #getSystemAvailableFeatures} and
2130     * {@link #hasSystemFeature}: The device supports only leanback UI. Only
2131     * applications designed for this experience should be run, though this is
2132     * not enforced by the system.
2133     * @hide
2134     */
2135    @SdkConstant(SdkConstantType.FEATURE)
2136    public static final String FEATURE_LEANBACK_ONLY = "android.software.leanback_only";
2137
2138    /**
2139     * Feature for {@link #getSystemAvailableFeatures} and
2140     * {@link #hasSystemFeature}: The device supports live TV and can display
2141     * contents from TV inputs implemented with the
2142     * {@link android.media.tv.TvInputService} API.
2143     */
2144    @SdkConstant(SdkConstantType.FEATURE)
2145    public static final String FEATURE_LIVE_TV = "android.software.live_tv";
2146
2147    /**
2148     * Feature for {@link #getSystemAvailableFeatures} and
2149     * {@link #hasSystemFeature}: The device supports WiFi (802.11) networking.
2150     */
2151    @SdkConstant(SdkConstantType.FEATURE)
2152    public static final String FEATURE_WIFI = "android.hardware.wifi";
2153
2154    /**
2155     * Feature for {@link #getSystemAvailableFeatures} and
2156     * {@link #hasSystemFeature}: The device supports Wi-Fi Direct networking.
2157     */
2158    @SdkConstant(SdkConstantType.FEATURE)
2159    public static final String FEATURE_WIFI_DIRECT = "android.hardware.wifi.direct";
2160
2161    /**
2162     * Feature for {@link #getSystemAvailableFeatures} and
2163     * {@link #hasSystemFeature}: The device supports Wi-Fi Aware.
2164     */
2165    @SdkConstant(SdkConstantType.FEATURE)
2166    public static final String FEATURE_WIFI_AWARE = "android.hardware.wifi.aware";
2167
2168    /**
2169     * Feature for {@link #getSystemAvailableFeatures} and
2170     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
2171     * on a vehicle headunit. A headunit here is defined to be inside a
2172     * vehicle that may or may not be moving. A headunit uses either a
2173     * primary display in the center console and/or additional displays in
2174     * the instrument cluster or elsewhere in the vehicle. Headunit display(s)
2175     * have limited size and resolution. The user will likely be focused on
2176     * driving so limiting driver distraction is a primary concern. User input
2177     * can be a variety of hard buttons, touch, rotary controllers and even mouse-
2178     * like interfaces.
2179     */
2180    @SdkConstant(SdkConstantType.FEATURE)
2181    public static final String FEATURE_AUTOMOTIVE = "android.hardware.type.automotive";
2182
2183    /**
2184     * Feature for {@link #getSystemAvailableFeatures} and
2185     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
2186     * on a television.  Television here is defined to be a typical living
2187     * room television experience: displayed on a big screen, where the user
2188     * is sitting far away from it, and the dominant form of input will be
2189     * something like a DPAD, not through touch or mouse.
2190     * @deprecated use {@link #FEATURE_LEANBACK} instead.
2191     */
2192    @Deprecated
2193    @SdkConstant(SdkConstantType.FEATURE)
2194    public static final String FEATURE_TELEVISION = "android.hardware.type.television";
2195
2196    /**
2197     * Feature for {@link #getSystemAvailableFeatures} and
2198     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
2199     * on a watch. A watch here is defined to be a device worn on the body, perhaps on
2200     * the wrist. The user is very close when interacting with the device.
2201     */
2202    @SdkConstant(SdkConstantType.FEATURE)
2203    public static final String FEATURE_WATCH = "android.hardware.type.watch";
2204
2205    /**
2206     * Feature for {@link #getSystemAvailableFeatures} and
2207     * {@link #hasSystemFeature}: This is a device for IoT and may not have an UI. An embedded
2208     * device is defined as a full stack Android device with or without a display and no
2209     * user-installable apps.
2210     */
2211    @SdkConstant(SdkConstantType.FEATURE)
2212    public static final String FEATURE_EMBEDDED = "android.hardware.type.embedded";
2213
2214    /**
2215     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2216     * The device supports printing.
2217     */
2218    @SdkConstant(SdkConstantType.FEATURE)
2219    public static final String FEATURE_PRINTING = "android.software.print";
2220
2221    /**
2222     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2223     * The device can perform backup and restore operations on installed applications.
2224     */
2225    @SdkConstant(SdkConstantType.FEATURE)
2226    public static final String FEATURE_BACKUP = "android.software.backup";
2227
2228    /**
2229     * Feature for {@link #getSystemAvailableFeatures} and
2230     * {@link #hasSystemFeature}: The device supports freeform window management.
2231     * Windows have title bars and can be moved and resized.
2232     */
2233    // If this feature is present, you also need to set
2234    // com.android.internal.R.config_freeformWindowManagement to true in your configuration overlay.
2235    @SdkConstant(SdkConstantType.FEATURE)
2236    public static final String FEATURE_FREEFORM_WINDOW_MANAGEMENT
2237            = "android.software.freeform_window_management";
2238
2239    /**
2240     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2241     * The device supports picture-in-picture multi-window mode.
2242     */
2243    @SdkConstant(SdkConstantType.FEATURE)
2244    public static final String FEATURE_PICTURE_IN_PICTURE = "android.software.picture_in_picture";
2245
2246    /**
2247     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2248     * The device supports creating secondary users and managed profiles via
2249     * {@link DevicePolicyManager}.
2250     */
2251    @SdkConstant(SdkConstantType.FEATURE)
2252    public static final String FEATURE_MANAGED_USERS = "android.software.managed_users";
2253
2254    /**
2255     * @hide
2256     * TODO: Remove after dependencies updated b/17392243
2257     */
2258    public static final String FEATURE_MANAGED_PROFILES = "android.software.managed_users";
2259
2260    /**
2261     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2262     * The device supports verified boot.
2263     */
2264    @SdkConstant(SdkConstantType.FEATURE)
2265    public static final String FEATURE_VERIFIED_BOOT = "android.software.verified_boot";
2266
2267    /**
2268     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2269     * The device supports secure removal of users. When a user is deleted the data associated
2270     * with that user is securely deleted and no longer available.
2271     */
2272    @SdkConstant(SdkConstantType.FEATURE)
2273    public static final String FEATURE_SECURELY_REMOVES_USERS
2274            = "android.software.securely_removes_users";
2275
2276    /** {@hide} */
2277    @SdkConstant(SdkConstantType.FEATURE)
2278    public static final String FEATURE_FILE_BASED_ENCRYPTION
2279            = "android.software.file_based_encryption";
2280
2281    /**
2282     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2283     * The device has a full implementation of the android.webkit.* APIs. Devices
2284     * lacking this feature will not have a functioning WebView implementation.
2285     */
2286    @SdkConstant(SdkConstantType.FEATURE)
2287    public static final String FEATURE_WEBVIEW = "android.software.webview";
2288
2289    /**
2290     * Feature for {@link #getSystemAvailableFeatures} and
2291     * {@link #hasSystemFeature}: This device supports ethernet.
2292     */
2293    @SdkConstant(SdkConstantType.FEATURE)
2294    public static final String FEATURE_ETHERNET = "android.hardware.ethernet";
2295
2296    /**
2297     * Feature for {@link #getSystemAvailableFeatures} and
2298     * {@link #hasSystemFeature}: This device supports HDMI-CEC.
2299     * @hide
2300     */
2301    @SdkConstant(SdkConstantType.FEATURE)
2302    public static final String FEATURE_HDMI_CEC = "android.hardware.hdmi.cec";
2303
2304    /**
2305     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2306     * The device has all of the inputs necessary to be considered a compatible game controller, or
2307     * includes a compatible game controller in the box.
2308     */
2309    @SdkConstant(SdkConstantType.FEATURE)
2310    public static final String FEATURE_GAMEPAD = "android.hardware.gamepad";
2311
2312    /**
2313     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2314     * The device has a full implementation of the android.media.midi.* APIs.
2315     */
2316    @SdkConstant(SdkConstantType.FEATURE)
2317    public static final String FEATURE_MIDI = "android.software.midi";
2318
2319    /**
2320     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2321     * The device implements an optimized mode for virtual reality (VR) applications that handles
2322     * stereoscopic rendering of notifications, and disables most monocular system UI components
2323     * while a VR application has user focus.
2324     * Devices declaring this feature must include an application implementing a
2325     * {@link android.service.vr.VrListenerService} that can be targeted by VR applications via
2326     * {@link android.app.Activity#setVrModeEnabled}.
2327     */
2328    @SdkConstant(SdkConstantType.FEATURE)
2329    public static final String FEATURE_VR_MODE = "android.software.vr.mode";
2330
2331    /**
2332     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
2333     * The device implements {@link #FEATURE_VR_MODE} but additionally meets extra CDD requirements
2334     * to provide a high-quality VR experience.  In general, devices declaring this feature will
2335     * additionally:
2336     * <ul>
2337     *   <li>Deliver consistent performance at a high framerate over an extended period of time
2338     *   for typical VR application CPU/GPU workloads with a minimal number of frame drops for VR
2339     *   applications that have called
2340     *   {@link android.view.Window#setSustainedPerformanceMode}.</li>
2341     *   <li>Implement {@link #FEATURE_HIFI_SENSORS} and have a low sensor latency.</li>
2342     *   <li>Include optimizations to lower display persistence while running VR applications.</li>
2343     *   <li>Implement an optimized render path to minimize latency to draw to the device's main
2344     *   display.</li>
2345     *   <li>Include the following EGL extensions: EGL_ANDROID_create_native_client_buffer,
2346     *   EGL_ANDROID_front_buffer_auto_refresh, EGL_EXT_protected_content,
2347     *   EGL_KHR_mutable_render_buffer, EGL_KHR_reusable_sync, and EGL_KHR_wait_sync.</li>
2348     *   <li>Provide at least one CPU core that is reserved for use solely by the top, foreground
2349     *   VR application process for critical render threads while such an application is
2350     *   running.</li>
2351     * </ul>
2352     */
2353    @SdkConstant(SdkConstantType.FEATURE)
2354    public static final String FEATURE_VR_MODE_HIGH_PERFORMANCE
2355            = "android.hardware.vr.high_performance";
2356
2357    /**
2358     * Action to external storage service to clean out removed apps.
2359     * @hide
2360     */
2361    public static final String ACTION_CLEAN_EXTERNAL_STORAGE
2362            = "android.content.pm.CLEAN_EXTERNAL_STORAGE";
2363
2364    /**
2365     * Extra field name for the URI to a verification file. Passed to a package
2366     * verifier.
2367     *
2368     * @hide
2369     */
2370    public static final String EXTRA_VERIFICATION_URI = "android.content.pm.extra.VERIFICATION_URI";
2371
2372    /**
2373     * Extra field name for the ID of a package pending verification. Passed to
2374     * a package verifier and is used to call back to
2375     * {@link PackageManager#verifyPendingInstall(int, int)}
2376     */
2377    public static final String EXTRA_VERIFICATION_ID = "android.content.pm.extra.VERIFICATION_ID";
2378
2379    /**
2380     * Extra field name for the package identifier which is trying to install
2381     * the package.
2382     *
2383     * @hide
2384     */
2385    public static final String EXTRA_VERIFICATION_INSTALLER_PACKAGE
2386            = "android.content.pm.extra.VERIFICATION_INSTALLER_PACKAGE";
2387
2388    /**
2389     * Extra field name for the requested install flags for a package pending
2390     * verification. Passed to a package verifier.
2391     *
2392     * @hide
2393     */
2394    public static final String EXTRA_VERIFICATION_INSTALL_FLAGS
2395            = "android.content.pm.extra.VERIFICATION_INSTALL_FLAGS";
2396
2397    /**
2398     * Extra field name for the uid of who is requesting to install
2399     * the package.
2400     *
2401     * @hide
2402     */
2403    public static final String EXTRA_VERIFICATION_INSTALLER_UID
2404            = "android.content.pm.extra.VERIFICATION_INSTALLER_UID";
2405
2406    /**
2407     * Extra field name for the package name of a package pending verification.
2408     *
2409     * @hide
2410     */
2411    public static final String EXTRA_VERIFICATION_PACKAGE_NAME
2412            = "android.content.pm.extra.VERIFICATION_PACKAGE_NAME";
2413    /**
2414     * Extra field name for the result of a verification, either
2415     * {@link #VERIFICATION_ALLOW}, or {@link #VERIFICATION_REJECT}.
2416     * Passed to package verifiers after a package is verified.
2417     */
2418    public static final String EXTRA_VERIFICATION_RESULT
2419            = "android.content.pm.extra.VERIFICATION_RESULT";
2420
2421    /**
2422     * Extra field name for the version code of a package pending verification.
2423     *
2424     * @hide
2425     */
2426    public static final String EXTRA_VERIFICATION_VERSION_CODE
2427            = "android.content.pm.extra.VERIFICATION_VERSION_CODE";
2428
2429    /**
2430     * Extra field name for the ID of a intent filter pending verification.
2431     * Passed to an intent filter verifier and is used to call back to
2432     * {@link #verifyIntentFilter}
2433     *
2434     * @hide
2435     */
2436    public static final String EXTRA_INTENT_FILTER_VERIFICATION_ID
2437            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_ID";
2438
2439    /**
2440     * Extra field name for the scheme used for an intent filter pending verification. Passed to
2441     * an intent filter verifier and is used to construct the URI to verify against.
2442     *
2443     * Usually this is "https"
2444     *
2445     * @hide
2446     */
2447    public static final String EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME
2448            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_URI_SCHEME";
2449
2450    /**
2451     * Extra field name for the host names to be used for an intent filter pending verification.
2452     * Passed to an intent filter verifier and is used to construct the URI to verify the
2453     * intent filter.
2454     *
2455     * This is a space delimited list of hosts.
2456     *
2457     * @hide
2458     */
2459    public static final String EXTRA_INTENT_FILTER_VERIFICATION_HOSTS
2460            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_HOSTS";
2461
2462    /**
2463     * Extra field name for the package name to be used for an intent filter pending verification.
2464     * Passed to an intent filter verifier and is used to check the verification responses coming
2465     * from the hosts. Each host response will need to include the package name of APK containing
2466     * the intent filter.
2467     *
2468     * @hide
2469     */
2470    public static final String EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME
2471            = "android.content.pm.extra.INTENT_FILTER_VERIFICATION_PACKAGE_NAME";
2472
2473    /**
2474     * The action used to request that the user approve a permission request
2475     * from the application.
2476     *
2477     * @hide
2478     */
2479    @SystemApi
2480    public static final String ACTION_REQUEST_PERMISSIONS =
2481            "android.content.pm.action.REQUEST_PERMISSIONS";
2482
2483    /**
2484     * The names of the requested permissions.
2485     * <p>
2486     * <strong>Type:</strong> String[]
2487     * </p>
2488     *
2489     * @hide
2490     */
2491    @SystemApi
2492    public static final String EXTRA_REQUEST_PERMISSIONS_NAMES =
2493            "android.content.pm.extra.REQUEST_PERMISSIONS_NAMES";
2494
2495    /**
2496     * The results from the permissions request.
2497     * <p>
2498     * <strong>Type:</strong> int[] of #PermissionResult
2499     * </p>
2500     *
2501     * @hide
2502     */
2503    @SystemApi
2504    public static final String EXTRA_REQUEST_PERMISSIONS_RESULTS
2505            = "android.content.pm.extra.REQUEST_PERMISSIONS_RESULTS";
2506
2507    /**
2508     * String extra for {@link PackageInstallObserver} in the 'extras' Bundle in case of
2509     * {@link #INSTALL_FAILED_DUPLICATE_PERMISSION}.  This extra names the package which provides
2510     * the existing definition for the permission.
2511     * @hide
2512     */
2513    public static final String EXTRA_FAILURE_EXISTING_PACKAGE
2514            = "android.content.pm.extra.FAILURE_EXISTING_PACKAGE";
2515
2516    /**
2517     * String extra for {@link PackageInstallObserver} in the 'extras' Bundle in case of
2518     * {@link #INSTALL_FAILED_DUPLICATE_PERMISSION}.  This extra names the permission that is
2519     * being redundantly defined by the package being installed.
2520     * @hide
2521     */
2522    public static final String EXTRA_FAILURE_EXISTING_PERMISSION
2523            = "android.content.pm.extra.FAILURE_EXISTING_PERMISSION";
2524
2525   /**
2526    * Permission flag: The permission is set in its current state
2527    * by the user and apps can still request it at runtime.
2528    *
2529    * @hide
2530    */
2531    @SystemApi
2532    public static final int FLAG_PERMISSION_USER_SET = 1 << 0;
2533
2534    /**
2535     * Permission flag: The permission is set in its current state
2536     * by the user and it is fixed, i.e. apps can no longer request
2537     * this permission.
2538     *
2539     * @hide
2540     */
2541    @SystemApi
2542    public static final int FLAG_PERMISSION_USER_FIXED =  1 << 1;
2543
2544    /**
2545     * Permission flag: The permission is set in its current state
2546     * by device policy and neither apps nor the user can change
2547     * its state.
2548     *
2549     * @hide
2550     */
2551    @SystemApi
2552    public static final int FLAG_PERMISSION_POLICY_FIXED =  1 << 2;
2553
2554    /**
2555     * Permission flag: The permission is set in a granted state but
2556     * access to resources it guards is restricted by other means to
2557     * enable revoking a permission on legacy apps that do not support
2558     * runtime permissions. If this permission is upgraded to runtime
2559     * because the app was updated to support runtime permissions, the
2560     * the permission will be revoked in the upgrade process.
2561     *
2562     * @hide
2563     */
2564    @SystemApi
2565    public static final int FLAG_PERMISSION_REVOKE_ON_UPGRADE =  1 << 3;
2566
2567    /**
2568     * Permission flag: The permission is set in its current state
2569     * because the app is a component that is a part of the system.
2570     *
2571     * @hide
2572     */
2573    @SystemApi
2574    public static final int FLAG_PERMISSION_SYSTEM_FIXED =  1 << 4;
2575
2576    /**
2577     * Permission flag: The permission is granted by default because it
2578     * enables app functionality that is expected to work out-of-the-box
2579     * for providing a smooth user experience. For example, the phone app
2580     * is expected to have the phone permission.
2581     *
2582     * @hide
2583     */
2584    @SystemApi
2585    public static final int FLAG_PERMISSION_GRANTED_BY_DEFAULT =  1 << 5;
2586
2587    /**
2588     * Permission flag: The permission has to be reviewed before any of
2589     * the app components can run.
2590     *
2591     * @hide
2592     */
2593    @SystemApi
2594    public static final int FLAG_PERMISSION_REVIEW_REQUIRED =  1 << 6;
2595
2596    /**
2597     * Mask for all permission flags.
2598     *
2599     * @hide
2600     */
2601    @SystemApi
2602    public static final int MASK_PERMISSION_FLAGS = 0xFF;
2603
2604    /**
2605     * This is a library that contains components apps can invoke. For
2606     * example, a services for apps to bind to, or standard chooser UI,
2607     * etc. This library is versioned and backwards compatible. Clients
2608     * should check its version via {@link android.ext.services.Version
2609     * #getVersionCode()} and avoid calling APIs added in later versions.
2610     *
2611     * @hide
2612     */
2613    public static final String SYSTEM_SHARED_LIBRARY_SERVICES = "android.ext.services";
2614
2615    /**
2616     * This is a library that contains components apps can dynamically
2617     * load. For example, new widgets, helper classes, etc. This library
2618     * is versioned and backwards compatible. Clients should check its
2619     * version via {@link android.ext.shared.Version#getVersionCode()}
2620     * and avoid calling APIs added in later versions.
2621     *
2622     * @hide
2623     */
2624    public static final String SYSTEM_SHARED_LIBRARY_SHARED = "android.ext.shared";
2625
2626    /**
2627     * Used when starting a process for an Activity.
2628     *
2629     * @hide
2630     */
2631    public static final int NOTIFY_PACKAGE_USE_ACTIVITY = 0;
2632
2633    /**
2634     * Used when starting a process for a Service.
2635     *
2636     * @hide
2637     */
2638    public static final int NOTIFY_PACKAGE_USE_SERVICE = 1;
2639
2640    /**
2641     * Used when moving a Service to the foreground.
2642     *
2643     * @hide
2644     */
2645    public static final int NOTIFY_PACKAGE_USE_FOREGROUND_SERVICE = 2;
2646
2647    /**
2648     * Used when starting a process for a BroadcastReceiver.
2649     *
2650     * @hide
2651     */
2652    public static final int NOTIFY_PACKAGE_USE_BROADCAST_RECEIVER = 3;
2653
2654    /**
2655     * Used when starting a process for a ContentProvider.
2656     *
2657     * @hide
2658     */
2659    public static final int NOTIFY_PACKAGE_USE_CONTENT_PROVIDER = 4;
2660
2661    /**
2662     * Used when starting a process for a BroadcastReceiver.
2663     *
2664     * @hide
2665     */
2666    public static final int NOTIFY_PACKAGE_USE_BACKUP = 5;
2667
2668    /**
2669     * Used with Context.getClassLoader() across Android packages.
2670     *
2671     * @hide
2672     */
2673    public static final int NOTIFY_PACKAGE_USE_CROSS_PACKAGE = 6;
2674
2675    /**
2676     * Used when starting a package within a process for Instrumentation.
2677     *
2678     * @hide
2679     */
2680    public static final int NOTIFY_PACKAGE_USE_INSTRUMENTATION = 7;
2681
2682    /**
2683     * Total number of usage reasons.
2684     *
2685     * @hide
2686     */
2687    public static final int NOTIFY_PACKAGE_USE_REASONS_COUNT = 8;
2688
2689    /**
2690     * Constant for specifying the highest installed package version code.
2691     */
2692    public static final int VERSION_CODE_HIGHEST = -1;
2693
2694    /**
2695     * Retrieve overall information about an application package that is
2696     * installed on the system.
2697     *
2698     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2699     *         desired package.
2700     * @param flags Additional option flags. Use any combination of
2701     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
2702     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
2703     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
2704     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
2705     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
2706     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
2707     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
2708     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
2709     *         {@link #MATCH_UNINSTALLED_PACKAGES}
2710     *         to modify the data returned.
2711     *
2712     * @return A PackageInfo object containing information about the
2713     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
2714     *         package is not found in the list of installed applications, the
2715     *         package information is retrieved from the list of uninstalled
2716     *         applications (which includes installed applications as well as
2717     *         applications with data directory i.e. applications which had been
2718     *         deleted with {@code DONT_DELETE_DATA} flag set).
2719     * @throws NameNotFoundException if a package with the given name cannot be
2720     *             found on the system.
2721     * @see #GET_ACTIVITIES
2722     * @see #GET_CONFIGURATIONS
2723     * @see #GET_GIDS
2724     * @see #GET_INSTRUMENTATION
2725     * @see #GET_INTENT_FILTERS
2726     * @see #GET_META_DATA
2727     * @see #GET_PERMISSIONS
2728     * @see #GET_PROVIDERS
2729     * @see #GET_RECEIVERS
2730     * @see #GET_SERVICES
2731     * @see #GET_SHARED_LIBRARY_FILES
2732     * @see #GET_SIGNATURES
2733     * @see #GET_URI_PERMISSION_PATTERNS
2734     * @see #MATCH_DISABLED_COMPONENTS
2735     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
2736     * @see #MATCH_UNINSTALLED_PACKAGES
2737     */
2738    public abstract PackageInfo getPackageInfo(String packageName, @PackageInfoFlags int flags)
2739            throws NameNotFoundException;
2740
2741    /**
2742     * Retrieve overall information about an application package that is
2743     * installed on the system. This method can be used for retrieving
2744     * information about packages for which multiple versions can be
2745     * installed at the time. Currently only packages hosting static shared
2746     * libraries can have multiple installed versions. The method can also
2747     * be used to get info for a package that has a single version installed
2748     * by passing {@link #VERSION_CODE_HIGHEST} in the {@link VersionedPackage}
2749     * constructor.
2750     *
2751     * @param versionedPackage The versioned packages for which to query.
2752     * @param flags Additional option flags. Use any combination of
2753     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
2754     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
2755     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
2756     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
2757     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
2758     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
2759     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
2760     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
2761     *         {@link #MATCH_UNINSTALLED_PACKAGES}
2762     *         to modify the data returned.
2763     *
2764     * @return A PackageInfo object containing information about the
2765     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
2766     *         package is not found in the list of installed applications, the
2767     *         package information is retrieved from the list of uninstalled
2768     *         applications (which includes installed applications as well as
2769     *         applications with data directory i.e. applications which had been
2770     *         deleted with {@code DONT_DELETE_DATA} flag set).
2771     * @throws NameNotFoundException if a package with the given name cannot be
2772     *             found on the system.
2773     * @see #GET_ACTIVITIES
2774     * @see #GET_CONFIGURATIONS
2775     * @see #GET_GIDS
2776     * @see #GET_INSTRUMENTATION
2777     * @see #GET_INTENT_FILTERS
2778     * @see #GET_META_DATA
2779     * @see #GET_PERMISSIONS
2780     * @see #GET_PROVIDERS
2781     * @see #GET_RECEIVERS
2782     * @see #GET_SERVICES
2783     * @see #GET_SHARED_LIBRARY_FILES
2784     * @see #GET_SIGNATURES
2785     * @see #GET_URI_PERMISSION_PATTERNS
2786     * @see #MATCH_DISABLED_COMPONENTS
2787     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
2788     * @see #MATCH_UNINSTALLED_PACKAGES
2789     */
2790    public abstract PackageInfo getPackageInfo(VersionedPackage versionedPackage,
2791            @PackageInfoFlags int flags) throws NameNotFoundException;
2792
2793    /**
2794     * Retrieve overall information about an application package that is
2795     * installed on the system.
2796     *
2797     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2798     *         desired package.
2799     * @param flags Additional option flags. Use any combination of
2800     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
2801     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
2802     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
2803     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
2804     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
2805     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
2806     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
2807     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
2808     *         {@link #MATCH_UNINSTALLED_PACKAGES}
2809     *         to modify the data returned.
2810     * @param userId The user id.
2811     *
2812     * @return A PackageInfo object containing information about the
2813     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
2814     *         package is not found in the list of installed applications, the
2815     *         package information is retrieved from the list of uninstalled
2816     *         applications (which includes installed applications as well as
2817     *         applications with data directory i.e. applications which had been
2818     *         deleted with {@code DONT_DELETE_DATA} flag set).
2819     * @throws NameNotFoundException if a package with the given name cannot be
2820     *             found on the system.
2821     * @see #GET_ACTIVITIES
2822     * @see #GET_CONFIGURATIONS
2823     * @see #GET_GIDS
2824     * @see #GET_INSTRUMENTATION
2825     * @see #GET_INTENT_FILTERS
2826     * @see #GET_META_DATA
2827     * @see #GET_PERMISSIONS
2828     * @see #GET_PROVIDERS
2829     * @see #GET_RECEIVERS
2830     * @see #GET_SERVICES
2831     * @see #GET_SHARED_LIBRARY_FILES
2832     * @see #GET_SIGNATURES
2833     * @see #GET_URI_PERMISSION_PATTERNS
2834     * @see #MATCH_DISABLED_COMPONENTS
2835     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
2836     * @see #MATCH_UNINSTALLED_PACKAGES
2837     *
2838     * @hide
2839     */
2840    @RequiresPermission(Manifest.permission.INTERACT_ACROSS_USERS)
2841    public abstract PackageInfo getPackageInfoAsUser(String packageName,
2842            @PackageInfoFlags int flags, @UserIdInt int userId) throws NameNotFoundException;
2843
2844    /**
2845     * Map from the current package names in use on the device to whatever
2846     * the current canonical name of that package is.
2847     * @param names Array of current names to be mapped.
2848     * @return Returns an array of the same size as the original, containing
2849     * the canonical name for each package.
2850     */
2851    public abstract String[] currentToCanonicalPackageNames(String[] names);
2852
2853    /**
2854     * Map from a packages canonical name to the current name in use on the device.
2855     * @param names Array of new names to be mapped.
2856     * @return Returns an array of the same size as the original, containing
2857     * the current name for each package.
2858     */
2859    public abstract String[] canonicalToCurrentPackageNames(String[] names);
2860
2861    /**
2862     * Returns a "good" intent to launch a front-door activity in a package.
2863     * This is used, for example, to implement an "open" button when browsing
2864     * through packages.  The current implementation looks first for a main
2865     * activity in the category {@link Intent#CATEGORY_INFO}, and next for a
2866     * main activity in the category {@link Intent#CATEGORY_LAUNCHER}. Returns
2867     * <code>null</code> if neither are found.
2868     *
2869     * @param packageName The name of the package to inspect.
2870     *
2871     * @return A fully-qualified {@link Intent} that can be used to launch the
2872     * main activity in the package. Returns <code>null</code> if the package
2873     * does not contain such an activity, or if <em>packageName</em> is not
2874     * recognized.
2875     */
2876    public abstract Intent getLaunchIntentForPackage(String packageName);
2877
2878    /**
2879     * Return a "good" intent to launch a front-door Leanback activity in a
2880     * package, for use for example to implement an "open" button when browsing
2881     * through packages. The current implementation will look for a main
2882     * activity in the category {@link Intent#CATEGORY_LEANBACK_LAUNCHER}, or
2883     * return null if no main leanback activities are found.
2884     *
2885     * @param packageName The name of the package to inspect.
2886     * @return Returns either a fully-qualified Intent that can be used to launch
2887     *         the main Leanback activity in the package, or null if the package
2888     *         does not contain such an activity.
2889     */
2890    public abstract Intent getLeanbackLaunchIntentForPackage(String packageName);
2891
2892    /**
2893     * Return an array of all of the POSIX secondary group IDs that have been
2894     * assigned to the given package.
2895     * <p>
2896     * Note that the same package may have different GIDs under different
2897     * {@link UserHandle} on the same device.
2898     *
2899     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2900     *            desired package.
2901     * @return Returns an int array of the assigned GIDs, or null if there are
2902     *         none.
2903     * @throws NameNotFoundException if a package with the given name cannot be
2904     *             found on the system.
2905     */
2906    public abstract int[] getPackageGids(String packageName)
2907            throws NameNotFoundException;
2908
2909    /**
2910     * Return an array of all of the POSIX secondary group IDs that have been
2911     * assigned to the given package.
2912     * <p>
2913     * Note that the same package may have different GIDs under different
2914     * {@link UserHandle} on the same device.
2915     *
2916     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2917     *            desired package.
2918     * @return Returns an int array of the assigned gids, or null if there are
2919     *         none.
2920     * @throws NameNotFoundException if a package with the given name cannot be
2921     *             found on the system.
2922     */
2923    public abstract int[] getPackageGids(String packageName, @PackageInfoFlags int flags)
2924            throws NameNotFoundException;
2925
2926    /**
2927     * Return the UID associated with the given package name.
2928     * <p>
2929     * Note that the same package will have different UIDs under different
2930     * {@link UserHandle} on the same device.
2931     *
2932     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2933     *            desired package.
2934     * @return Returns an integer UID who owns the given package name.
2935     * @throws NameNotFoundException if a package with the given name can not be
2936     *             found on the system.
2937     */
2938    public abstract int getPackageUid(String packageName, @PackageInfoFlags int flags)
2939            throws NameNotFoundException;
2940
2941    /**
2942     * Return the UID associated with the given package name.
2943     * <p>
2944     * Note that the same package will have different UIDs under different
2945     * {@link UserHandle} on the same device.
2946     *
2947     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2948     *            desired package.
2949     * @param userId The user handle identifier to look up the package under.
2950     * @return Returns an integer UID who owns the given package name.
2951     * @throws NameNotFoundException if a package with the given name can not be
2952     *             found on the system.
2953     * @hide
2954     */
2955    public abstract int getPackageUidAsUser(String packageName, @UserIdInt int userId)
2956            throws NameNotFoundException;
2957
2958    /**
2959     * Return the UID associated with the given package name.
2960     * <p>
2961     * Note that the same package will have different UIDs under different
2962     * {@link UserHandle} on the same device.
2963     *
2964     * @param packageName The full name (i.e. com.google.apps.contacts) of the
2965     *            desired package.
2966     * @param userId The user handle identifier to look up the package under.
2967     * @return Returns an integer UID who owns the given package name.
2968     * @throws NameNotFoundException if a package with the given name can not be
2969     *             found on the system.
2970     * @hide
2971     */
2972    public abstract int getPackageUidAsUser(String packageName, @PackageInfoFlags int flags,
2973            @UserIdInt int userId) throws NameNotFoundException;
2974
2975    /**
2976     * Retrieve all of the information we know about a particular permission.
2977     *
2978     * @param name The fully qualified name (i.e. com.google.permission.LOGIN)
2979     *         of the permission you are interested in.
2980     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
2981     *         retrieve any meta-data associated with the permission.
2982     *
2983     * @return Returns a {@link PermissionInfo} containing information about the
2984     *         permission.
2985     * @throws NameNotFoundException if a package with the given name cannot be
2986     *             found on the system.
2987     *
2988     * @see #GET_META_DATA
2989     */
2990    public abstract PermissionInfo getPermissionInfo(String name, @PermissionInfoFlags int flags)
2991            throws NameNotFoundException;
2992
2993    /**
2994     * Query for all of the permissions associated with a particular group.
2995     *
2996     * @param group The fully qualified name (i.e. com.google.permission.LOGIN)
2997     *         of the permission group you are interested in.  Use null to
2998     *         find all of the permissions not associated with a group.
2999     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
3000     *         retrieve any meta-data associated with the permissions.
3001     *
3002     * @return Returns a list of {@link PermissionInfo} containing information
3003     *             about all of the permissions in the given group.
3004     * @throws NameNotFoundException if a package with the given name cannot be
3005     *             found on the system.
3006     *
3007     * @see #GET_META_DATA
3008     */
3009    public abstract List<PermissionInfo> queryPermissionsByGroup(String group,
3010            @PermissionInfoFlags int flags) throws NameNotFoundException;
3011
3012    /**
3013     * Returns true if Permission Review Mode is enabled, false otherwise.
3014     *
3015     * @hide
3016     */
3017    @TestApi
3018    public abstract boolean isPermissionReviewModeEnabled();
3019
3020    /**
3021     * Retrieve all of the information we know about a particular group of
3022     * permissions.
3023     *
3024     * @param name The fully qualified name (i.e. com.google.permission_group.APPS)
3025     *         of the permission you are interested in.
3026     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
3027     *         retrieve any meta-data associated with the permission group.
3028     *
3029     * @return Returns a {@link PermissionGroupInfo} containing information
3030     *         about the permission.
3031     * @throws NameNotFoundException if a package with the given name cannot be
3032     *             found on the system.
3033     *
3034     * @see #GET_META_DATA
3035     */
3036    public abstract PermissionGroupInfo getPermissionGroupInfo(String name,
3037            @PermissionGroupInfoFlags int flags) throws NameNotFoundException;
3038
3039    /**
3040     * Retrieve all of the known permission groups in the system.
3041     *
3042     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
3043     *         retrieve any meta-data associated with the permission group.
3044     *
3045     * @return Returns a list of {@link PermissionGroupInfo} containing
3046     *         information about all of the known permission groups.
3047     *
3048     * @see #GET_META_DATA
3049     */
3050    public abstract List<PermissionGroupInfo> getAllPermissionGroups(
3051            @PermissionGroupInfoFlags int flags);
3052
3053    /**
3054     * Retrieve all of the information we know about a particular
3055     * package/application.
3056     *
3057     * @param packageName The full name (i.e. com.google.apps.contacts) of an
3058     *         application.
3059     * @param flags Additional option flags. Use any combination of
3060     *         {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3061     *         {@link #MATCH_SYSTEM_ONLY}, {@link #MATCH_UNINSTALLED_PACKAGES}
3062     *         to modify the data returned.
3063     *
3064     * @return An {@link ApplicationInfo} containing information about the
3065     *         package. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set and if the
3066     *         package is not found in the list of installed applications, the
3067     *         application information is retrieved from the list of uninstalled
3068     *         applications (which includes installed applications as well as
3069     *         applications with data directory i.e. applications which had been
3070     *         deleted with {@code DONT_DELETE_DATA} flag set).
3071     * @throws NameNotFoundException if a package with the given name cannot be
3072     *             found on the system.
3073     *
3074     * @see #GET_META_DATA
3075     * @see #GET_SHARED_LIBRARY_FILES
3076     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3077     * @see #MATCH_SYSTEM_ONLY
3078     * @see #MATCH_UNINSTALLED_PACKAGES
3079     */
3080    public abstract ApplicationInfo getApplicationInfo(String packageName,
3081            @ApplicationInfoFlags int flags) throws NameNotFoundException;
3082
3083    /** {@hide} */
3084    public abstract ApplicationInfo getApplicationInfoAsUser(String packageName,
3085            @ApplicationInfoFlags int flags, @UserIdInt int userId) throws NameNotFoundException;
3086
3087    /**
3088     * Retrieve all of the information we know about a particular activity
3089     * class.
3090     *
3091     * @param component The full component name (i.e.
3092     *            com.google.apps.contacts/com.google.apps.contacts.
3093     *            ContactsList) of an Activity class.
3094     * @param flags Additional option flags. Use any combination of
3095     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3096     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3097     *            {@link #MATCH_DISABLED_COMPONENTS},
3098     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3099     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3100     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3101     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3102     *            returned.
3103     * @return An {@link ActivityInfo} containing information about the
3104     *         activity.
3105     * @throws NameNotFoundException if a package with the given name cannot be
3106     *             found on the system.
3107     * @see #GET_META_DATA
3108     * @see #GET_SHARED_LIBRARY_FILES
3109     * @see #MATCH_ALL
3110     * @see #MATCH_DEBUG_TRIAGED_MISSING
3111     * @see #MATCH_DEFAULT_ONLY
3112     * @see #MATCH_DISABLED_COMPONENTS
3113     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3114     * @see #MATCH_DIRECT_BOOT_AWARE
3115     * @see #MATCH_DIRECT_BOOT_UNAWARE
3116     * @see #MATCH_SYSTEM_ONLY
3117     * @see #MATCH_UNINSTALLED_PACKAGES
3118     */
3119    public abstract ActivityInfo getActivityInfo(ComponentName component,
3120            @ComponentInfoFlags int flags) throws NameNotFoundException;
3121
3122    /**
3123     * Retrieve all of the information we know about a particular receiver
3124     * class.
3125     *
3126     * @param component The full component name (i.e.
3127     *            com.google.apps.calendar/com.google.apps.calendar.
3128     *            CalendarAlarm) of a Receiver class.
3129     * @param flags Additional option flags. Use any combination of
3130     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3131     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3132     *            {@link #MATCH_DISABLED_COMPONENTS},
3133     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3134     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3135     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3136     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3137     *            returned.
3138     * @return An {@link ActivityInfo} containing information about the
3139     *         receiver.
3140     * @throws NameNotFoundException if a package with the given name cannot be
3141     *             found on the system.
3142     * @see #GET_META_DATA
3143     * @see #GET_SHARED_LIBRARY_FILES
3144     * @see #MATCH_ALL
3145     * @see #MATCH_DEBUG_TRIAGED_MISSING
3146     * @see #MATCH_DEFAULT_ONLY
3147     * @see #MATCH_DISABLED_COMPONENTS
3148     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3149     * @see #MATCH_DIRECT_BOOT_AWARE
3150     * @see #MATCH_DIRECT_BOOT_UNAWARE
3151     * @see #MATCH_SYSTEM_ONLY
3152     * @see #MATCH_UNINSTALLED_PACKAGES
3153     */
3154    public abstract ActivityInfo getReceiverInfo(ComponentName component,
3155            @ComponentInfoFlags int flags) throws NameNotFoundException;
3156
3157    /**
3158     * Retrieve all of the information we know about a particular service class.
3159     *
3160     * @param component The full component name (i.e.
3161     *            com.google.apps.media/com.google.apps.media.
3162     *            BackgroundPlayback) of a Service class.
3163     * @param flags Additional option flags. Use any combination of
3164     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3165     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3166     *            {@link #MATCH_DISABLED_COMPONENTS},
3167     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3168     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3169     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3170     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3171     *            returned.
3172     * @return A {@link ServiceInfo} object containing information about the
3173     *         service.
3174     * @throws NameNotFoundException if a package with the given name cannot be
3175     *             found on the system.
3176     * @see #GET_META_DATA
3177     * @see #GET_SHARED_LIBRARY_FILES
3178     * @see #MATCH_ALL
3179     * @see #MATCH_DEBUG_TRIAGED_MISSING
3180     * @see #MATCH_DEFAULT_ONLY
3181     * @see #MATCH_DISABLED_COMPONENTS
3182     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3183     * @see #MATCH_DIRECT_BOOT_AWARE
3184     * @see #MATCH_DIRECT_BOOT_UNAWARE
3185     * @see #MATCH_SYSTEM_ONLY
3186     * @see #MATCH_UNINSTALLED_PACKAGES
3187     */
3188    public abstract ServiceInfo getServiceInfo(ComponentName component,
3189            @ComponentInfoFlags int flags) throws NameNotFoundException;
3190
3191    /**
3192     * Retrieve all of the information we know about a particular content
3193     * provider class.
3194     *
3195     * @param component The full component name (i.e.
3196     *            com.google.providers.media/com.google.providers.media.
3197     *            MediaProvider) of a ContentProvider class.
3198     * @param flags Additional option flags. Use any combination of
3199     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3200     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
3201     *            {@link #MATCH_DISABLED_COMPONENTS},
3202     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3203     *            {@link #MATCH_DIRECT_BOOT_AWARE},
3204     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3205     *            {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3206     *            returned.
3207     * @return A {@link ProviderInfo} object containing information about the
3208     *         provider.
3209     * @throws NameNotFoundException if a package with the given name cannot be
3210     *             found on the system.
3211     * @see #GET_META_DATA
3212     * @see #GET_SHARED_LIBRARY_FILES
3213     * @see #MATCH_ALL
3214     * @see #MATCH_DEBUG_TRIAGED_MISSING
3215     * @see #MATCH_DEFAULT_ONLY
3216     * @see #MATCH_DISABLED_COMPONENTS
3217     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3218     * @see #MATCH_DIRECT_BOOT_AWARE
3219     * @see #MATCH_DIRECT_BOOT_UNAWARE
3220     * @see #MATCH_SYSTEM_ONLY
3221     * @see #MATCH_UNINSTALLED_PACKAGES
3222     */
3223    public abstract ProviderInfo getProviderInfo(ComponentName component,
3224            @ComponentInfoFlags int flags) throws NameNotFoundException;
3225
3226    /**
3227     * Return a List of all packages that are installed
3228     * on the device.
3229     *
3230     * @param flags Additional option flags. Use any combination of
3231     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
3232     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
3233     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
3234     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
3235     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
3236     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
3237     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
3238     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3239     *         {@link #MATCH_UNINSTALLED_PACKAGES}
3240     *         to modify the data returned.
3241     *
3242     * @return A List of PackageInfo objects, one for each installed package,
3243     *         containing information about the package.  In the unlikely case
3244     *         there are no installed packages, an empty list is returned. If
3245     *         flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the package
3246     *         information is retrieved from the list of uninstalled
3247     *         applications (which includes installed applications as well as
3248     *         applications with data directory i.e. applications which had been
3249     *         deleted with {@code DONT_DELETE_DATA} flag set).
3250     *
3251     * @see #GET_ACTIVITIES
3252     * @see #GET_CONFIGURATIONS
3253     * @see #GET_GIDS
3254     * @see #GET_INSTRUMENTATION
3255     * @see #GET_INTENT_FILTERS
3256     * @see #GET_META_DATA
3257     * @see #GET_PERMISSIONS
3258     * @see #GET_PROVIDERS
3259     * @see #GET_RECEIVERS
3260     * @see #GET_SERVICES
3261     * @see #GET_SHARED_LIBRARY_FILES
3262     * @see #GET_SIGNATURES
3263     * @see #GET_URI_PERMISSION_PATTERNS
3264     * @see #MATCH_DISABLED_COMPONENTS
3265     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3266     * @see #MATCH_UNINSTALLED_PACKAGES
3267     */
3268    public abstract List<PackageInfo> getInstalledPackages(@PackageInfoFlags int flags);
3269
3270    /**
3271     * Return a List of all installed packages that are currently
3272     * holding any of the given permissions.
3273     *
3274     * @param flags Additional option flags. Use any combination of
3275     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
3276     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
3277     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
3278     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
3279     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
3280     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
3281     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
3282     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3283     *         {@link #MATCH_UNINSTALLED_PACKAGES}
3284     *         to modify the data returned.
3285     *
3286     * @return A List of PackageInfo objects, one for each installed package
3287     *         that holds any of the permissions that were provided, containing
3288     *         information about the package. If no installed packages hold any
3289     *         of the permissions, an empty list is returned. If flag
3290     *         {@code MATCH_UNINSTALLED_PACKAGES} is set, the package information
3291     *         is retrieved from the list of uninstalled applications (which
3292     *         includes installed applications as well as applications with data
3293     *         directory i.e. applications which had been deleted with
3294     *         {@code DONT_DELETE_DATA} flag set).
3295     *
3296     * @see #GET_ACTIVITIES
3297     * @see #GET_CONFIGURATIONS
3298     * @see #GET_GIDS
3299     * @see #GET_INSTRUMENTATION
3300     * @see #GET_INTENT_FILTERS
3301     * @see #GET_META_DATA
3302     * @see #GET_PERMISSIONS
3303     * @see #GET_PROVIDERS
3304     * @see #GET_RECEIVERS
3305     * @see #GET_SERVICES
3306     * @see #GET_SHARED_LIBRARY_FILES
3307     * @see #GET_SIGNATURES
3308     * @see #GET_URI_PERMISSION_PATTERNS
3309     * @see #MATCH_DISABLED_COMPONENTS
3310     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3311     * @see #MATCH_UNINSTALLED_PACKAGES
3312     */
3313    public abstract List<PackageInfo> getPackagesHoldingPermissions(
3314            String[] permissions, @PackageInfoFlags int flags);
3315
3316    /**
3317     * Return a List of all packages that are installed on the device, for a specific user.
3318     * Requesting a list of installed packages for another user
3319     * will require the permission INTERACT_ACROSS_USERS_FULL.
3320     *
3321     * @param flags Additional option flags. Use any combination of
3322     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
3323     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
3324     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
3325     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
3326     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
3327     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
3328     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
3329     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3330     *         {@link #MATCH_UNINSTALLED_PACKAGES}
3331     *         to modify the data returned.
3332     * @param userId The user for whom the installed packages are to be listed
3333     *
3334     * @return A List of PackageInfo objects, one for each installed package,
3335     *         containing information about the package.  In the unlikely case
3336     *         there are no installed packages, an empty list is returned. If
3337     *         flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the package
3338     *         information is retrieved from the list of uninstalled
3339     *         applications (which includes installed applications as well as
3340     *         applications with data directory i.e. applications which had been
3341     *         deleted with {@code DONT_DELETE_DATA} flag set).
3342     *
3343     * @see #GET_ACTIVITIES
3344     * @see #GET_CONFIGURATIONS
3345     * @see #GET_GIDS
3346     * @see #GET_INSTRUMENTATION
3347     * @see #GET_INTENT_FILTERS
3348     * @see #GET_META_DATA
3349     * @see #GET_PERMISSIONS
3350     * @see #GET_PROVIDERS
3351     * @see #GET_RECEIVERS
3352     * @see #GET_SERVICES
3353     * @see #GET_SHARED_LIBRARY_FILES
3354     * @see #GET_SIGNATURES
3355     * @see #GET_URI_PERMISSION_PATTERNS
3356     * @see #MATCH_DISABLED_COMPONENTS
3357     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3358     * @see #MATCH_UNINSTALLED_PACKAGES
3359     *
3360     * @hide
3361     */
3362    @SystemApi
3363    public abstract List<PackageInfo> getInstalledPackagesAsUser(@PackageInfoFlags int flags,
3364            @UserIdInt int userId);
3365
3366    /**
3367     * Check whether a particular package has been granted a particular
3368     * permission.
3369     *
3370     * @param permName The name of the permission you are checking for.
3371     * @param pkgName The name of the package you are checking against.
3372     *
3373     * @return If the package has the permission, PERMISSION_GRANTED is
3374     * returned.  If it does not have the permission, PERMISSION_DENIED
3375     * is returned.
3376     *
3377     * @see #PERMISSION_GRANTED
3378     * @see #PERMISSION_DENIED
3379     */
3380    @CheckResult
3381    public abstract int checkPermission(String permName, String pkgName);
3382
3383    /**
3384     * Checks whether a particular permissions has been revoked for a
3385     * package by policy. Typically the device owner or the profile owner
3386     * may apply such a policy. The user cannot grant policy revoked
3387     * permissions, hence the only way for an app to get such a permission
3388     * is by a policy change.
3389     *
3390     * @param permName The name of the permission you are checking for.
3391     * @param pkgName The name of the package you are checking against.
3392     *
3393     * @return Whether the permission is restricted by policy.
3394     */
3395    @CheckResult
3396    public abstract boolean isPermissionRevokedByPolicy(@NonNull String permName,
3397            @NonNull String pkgName);
3398
3399    /**
3400     * Gets the package name of the component controlling runtime permissions.
3401     *
3402     * @return The package name.
3403     *
3404     * @hide
3405     */
3406    public abstract String getPermissionControllerPackageName();
3407
3408    /**
3409     * Add a new dynamic permission to the system.  For this to work, your
3410     * package must have defined a permission tree through the
3411     * {@link android.R.styleable#AndroidManifestPermissionTree
3412     * &lt;permission-tree&gt;} tag in its manifest.  A package can only add
3413     * permissions to trees that were defined by either its own package or
3414     * another with the same user id; a permission is in a tree if it
3415     * matches the name of the permission tree + ".": for example,
3416     * "com.foo.bar" is a member of the permission tree "com.foo".
3417     *
3418     * <p>It is good to make your permission tree name descriptive, because you
3419     * are taking possession of that entire set of permission names.  Thus, it
3420     * must be under a domain you control, with a suffix that will not match
3421     * any normal permissions that may be declared in any applications that
3422     * are part of that domain.
3423     *
3424     * <p>New permissions must be added before
3425     * any .apks are installed that use those permissions.  Permissions you
3426     * add through this method are remembered across reboots of the device.
3427     * If the given permission already exists, the info you supply here
3428     * will be used to update it.
3429     *
3430     * @param info Description of the permission to be added.
3431     *
3432     * @return Returns true if a new permission was created, false if an
3433     * existing one was updated.
3434     *
3435     * @throws SecurityException if you are not allowed to add the
3436     * given permission name.
3437     *
3438     * @see #removePermission(String)
3439     */
3440    public abstract boolean addPermission(PermissionInfo info);
3441
3442    /**
3443     * Like {@link #addPermission(PermissionInfo)} but asynchronously
3444     * persists the package manager state after returning from the call,
3445     * allowing it to return quicker and batch a series of adds at the
3446     * expense of no guarantee the added permission will be retained if
3447     * the device is rebooted before it is written.
3448     */
3449    public abstract boolean addPermissionAsync(PermissionInfo info);
3450
3451    /**
3452     * Removes a permission that was previously added with
3453     * {@link #addPermission(PermissionInfo)}.  The same ownership rules apply
3454     * -- you are only allowed to remove permissions that you are allowed
3455     * to add.
3456     *
3457     * @param name The name of the permission to remove.
3458     *
3459     * @throws SecurityException if you are not allowed to remove the
3460     * given permission name.
3461     *
3462     * @see #addPermission(PermissionInfo)
3463     */
3464    public abstract void removePermission(String name);
3465
3466    /**
3467     * Permission flags set when granting or revoking a permission.
3468     *
3469     * @hide
3470     */
3471    @SystemApi
3472    @IntDef({FLAG_PERMISSION_USER_SET,
3473            FLAG_PERMISSION_USER_FIXED,
3474            FLAG_PERMISSION_POLICY_FIXED,
3475            FLAG_PERMISSION_REVOKE_ON_UPGRADE,
3476            FLAG_PERMISSION_SYSTEM_FIXED,
3477            FLAG_PERMISSION_GRANTED_BY_DEFAULT})
3478    @Retention(RetentionPolicy.SOURCE)
3479    public @interface PermissionFlags {}
3480
3481    /**
3482     * Grant a runtime permission to an application which the application does not
3483     * already have. The permission must have been requested by the application.
3484     * If the application is not allowed to hold the permission, a {@link
3485     * java.lang.SecurityException} is thrown. If the package or permission is
3486     * invalid, a {@link java.lang.IllegalArgumentException} is thrown.
3487     * <p>
3488     * <strong>Note: </strong>Using this API requires holding
3489     * android.permission.GRANT_RUNTIME_PERMISSIONS and if the user id is
3490     * not the current user android.permission.INTERACT_ACROSS_USERS_FULL.
3491     * </p>
3492     *
3493     * @param packageName The package to which to grant the permission.
3494     * @param permissionName The permission name to grant.
3495     * @param user The user for which to grant the permission.
3496     *
3497     * @see #revokeRuntimePermission(String, String, android.os.UserHandle)
3498     *
3499     * @hide
3500     */
3501    @SystemApi
3502    public abstract void grantRuntimePermission(@NonNull String packageName,
3503            @NonNull String permissionName, @NonNull UserHandle user);
3504
3505    /**
3506     * Revoke a runtime permission that was previously granted by {@link
3507     * #grantRuntimePermission(String, String, android.os.UserHandle)}. The
3508     * permission must have been requested by and granted to the application.
3509     * If the application is not allowed to hold the permission, a {@link
3510     * java.lang.SecurityException} is thrown. If the package or permission is
3511     * invalid, a {@link java.lang.IllegalArgumentException} is thrown.
3512     * <p>
3513     * <strong>Note: </strong>Using this API requires holding
3514     * android.permission.REVOKE_RUNTIME_PERMISSIONS and if the user id is
3515     * not the current user android.permission.INTERACT_ACROSS_USERS_FULL.
3516     * </p>
3517     *
3518     * @param packageName The package from which to revoke the permission.
3519     * @param permissionName The permission name to revoke.
3520     * @param user The user for which to revoke the permission.
3521     *
3522     * @see #grantRuntimePermission(String, String, android.os.UserHandle)
3523     *
3524     * @hide
3525     */
3526    @SystemApi
3527    public abstract void revokeRuntimePermission(@NonNull String packageName,
3528            @NonNull String permissionName, @NonNull UserHandle user);
3529
3530    /**
3531     * Gets the state flags associated with a permission.
3532     *
3533     * @param permissionName The permission for which to get the flags.
3534     * @param packageName The package name for which to get the flags.
3535     * @param user The user for which to get permission flags.
3536     * @return The permission flags.
3537     *
3538     * @hide
3539     */
3540    @SystemApi
3541    public abstract @PermissionFlags int getPermissionFlags(String permissionName,
3542            String packageName, @NonNull UserHandle user);
3543
3544    /**
3545     * Updates the flags associated with a permission by replacing the flags in
3546     * the specified mask with the provided flag values.
3547     *
3548     * @param permissionName The permission for which to update the flags.
3549     * @param packageName The package name for which to update the flags.
3550     * @param flagMask The flags which to replace.
3551     * @param flagValues The flags with which to replace.
3552     * @param user The user for which to update the permission flags.
3553     *
3554     * @hide
3555     */
3556    @SystemApi
3557    public abstract void updatePermissionFlags(String permissionName,
3558            String packageName, @PermissionFlags int flagMask, int flagValues,
3559            @NonNull UserHandle user);
3560
3561    /**
3562     * Gets whether you should show UI with rationale for requesting a permission.
3563     * You should do this only if you do not have the permission and the context in
3564     * which the permission is requested does not clearly communicate to the user
3565     * what would be the benefit from grating this permission.
3566     *
3567     * @param permission A permission your app wants to request.
3568     * @return Whether you can show permission rationale UI.
3569     *
3570     * @hide
3571     */
3572    public abstract boolean shouldShowRequestPermissionRationale(String permission);
3573
3574    /**
3575     * Returns an {@link android.content.Intent} suitable for passing to
3576     * {@link android.app.Activity#startActivityForResult(android.content.Intent, int)}
3577     * which prompts the user to grant permissions to this application.
3578     *
3579     * @throws NullPointerException if {@code permissions} is {@code null} or empty.
3580     *
3581     * @hide
3582     */
3583    public Intent buildRequestPermissionsIntent(@NonNull String[] permissions) {
3584        if (ArrayUtils.isEmpty(permissions)) {
3585           throw new IllegalArgumentException("permission cannot be null or empty");
3586        }
3587        Intent intent = new Intent(ACTION_REQUEST_PERMISSIONS);
3588        intent.putExtra(EXTRA_REQUEST_PERMISSIONS_NAMES, permissions);
3589        intent.setPackage(getPermissionControllerPackageName());
3590        return intent;
3591    }
3592
3593    /**
3594     * Compare the signatures of two packages to determine if the same
3595     * signature appears in both of them.  If they do contain the same
3596     * signature, then they are allowed special privileges when working
3597     * with each other: they can share the same user-id, run instrumentation
3598     * against each other, etc.
3599     *
3600     * @param pkg1 First package name whose signature will be compared.
3601     * @param pkg2 Second package name whose signature will be compared.
3602     *
3603     * @return Returns an integer indicating whether all signatures on the
3604     * two packages match. The value is >= 0 ({@link #SIGNATURE_MATCH}) if
3605     * all signatures match or < 0 if there is not a match ({@link
3606     * #SIGNATURE_NO_MATCH} or {@link #SIGNATURE_UNKNOWN_PACKAGE}).
3607     *
3608     * @see #checkSignatures(int, int)
3609     * @see #SIGNATURE_MATCH
3610     * @see #SIGNATURE_NO_MATCH
3611     * @see #SIGNATURE_UNKNOWN_PACKAGE
3612     */
3613    @CheckResult
3614    public abstract int checkSignatures(String pkg1, String pkg2);
3615
3616    /**
3617     * Like {@link #checkSignatures(String, String)}, but takes UIDs of
3618     * the two packages to be checked.  This can be useful, for example,
3619     * when doing the check in an IPC, where the UID is the only identity
3620     * available.  It is functionally identical to determining the package
3621     * associated with the UIDs and checking their signatures.
3622     *
3623     * @param uid1 First UID whose signature will be compared.
3624     * @param uid2 Second UID whose signature will be compared.
3625     *
3626     * @return Returns an integer indicating whether all signatures on the
3627     * two packages match. The value is >= 0 ({@link #SIGNATURE_MATCH}) if
3628     * all signatures match or < 0 if there is not a match ({@link
3629     * #SIGNATURE_NO_MATCH} or {@link #SIGNATURE_UNKNOWN_PACKAGE}).
3630     *
3631     * @see #checkSignatures(String, String)
3632     * @see #SIGNATURE_MATCH
3633     * @see #SIGNATURE_NO_MATCH
3634     * @see #SIGNATURE_UNKNOWN_PACKAGE
3635     */
3636    @CheckResult
3637    public abstract int checkSignatures(int uid1, int uid2);
3638
3639    /**
3640     * Retrieve the names of all packages that are associated with a particular
3641     * user id.  In most cases, this will be a single package name, the package
3642     * that has been assigned that user id.  Where there are multiple packages
3643     * sharing the same user id through the "sharedUserId" mechanism, all
3644     * packages with that id will be returned.
3645     *
3646     * @param uid The user id for which you would like to retrieve the
3647     * associated packages.
3648     *
3649     * @return Returns an array of one or more packages assigned to the user
3650     * id, or null if there are no known packages with the given id.
3651     */
3652    public abstract @Nullable String[] getPackagesForUid(int uid);
3653
3654    /**
3655     * Retrieve the official name associated with a uid. This name is
3656     * guaranteed to never change, though it is possible for the underlying
3657     * uid to be changed.  That is, if you are storing information about
3658     * uids in persistent storage, you should use the string returned
3659     * by this function instead of the raw uid.
3660     *
3661     * @param uid The uid for which you would like to retrieve a name.
3662     * @return Returns a unique name for the given uid, or null if the
3663     * uid is not currently assigned.
3664     */
3665    public abstract @Nullable String getNameForUid(int uid);
3666
3667    /**
3668     * Return the user id associated with a shared user name. Multiple
3669     * applications can specify a shared user name in their manifest and thus
3670     * end up using a common uid. This might be used for new applications
3671     * that use an existing shared user name and need to know the uid of the
3672     * shared user.
3673     *
3674     * @param sharedUserName The shared user name whose uid is to be retrieved.
3675     * @return Returns the UID associated with the shared user.
3676     * @throws NameNotFoundException if a package with the given name cannot be
3677     *             found on the system.
3678     * @hide
3679     */
3680    public abstract int getUidForSharedUser(String sharedUserName)
3681            throws NameNotFoundException;
3682
3683    /**
3684     * Return a List of all application packages that are installed on the
3685     * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all
3686     * applications including those deleted with {@code DONT_DELETE_DATA} (partially
3687     * installed apps with data directory) will be returned.
3688     *
3689     * @param flags Additional option flags. Use any combination of
3690     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3691     * {@link #MATCH_SYSTEM_ONLY}, {@link #MATCH_UNINSTALLED_PACKAGES}
3692     * to modify the data returned.
3693     *
3694     * @return A List of ApplicationInfo objects, one for each installed application.
3695     *         In the unlikely case there are no installed packages, an empty list
3696     *         is returned. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the
3697     *         application information is retrieved from the list of uninstalled
3698     *         applications (which includes installed applications as well as
3699     *         applications with data directory i.e. applications which had been
3700     *         deleted with {@code DONT_DELETE_DATA} flag set).
3701     *
3702     * @see #GET_META_DATA
3703     * @see #GET_SHARED_LIBRARY_FILES
3704     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3705     * @see #MATCH_SYSTEM_ONLY
3706     * @see #MATCH_UNINSTALLED_PACKAGES
3707     */
3708    public abstract List<ApplicationInfo> getInstalledApplications(@ApplicationInfoFlags int flags);
3709
3710    /**
3711     * Return a List of all application packages that are installed on the device, for a specific
3712     * user. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all applications including
3713     * those deleted with {@code DONT_DELETE_DATA} (partially installed apps with data directory)
3714     * will be returned.
3715     *
3716     * @param flags Additional option flags. Use any combination of
3717     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
3718     * {@link #MATCH_SYSTEM_ONLY}, {@link #MATCH_UNINSTALLED_PACKAGES}
3719     * to modify the data returned.
3720     * @param userId The user for whom the installed applications are to be listed
3721     *
3722     * @return A List of ApplicationInfo objects, one for each installed application.
3723     *         In the unlikely case there are no installed packages, an empty list
3724     *         is returned. If flag {@code MATCH_UNINSTALLED_PACKAGES} is set, the
3725     *         application information is retrieved from the list of uninstalled
3726     *         applications (which includes installed applications as well as
3727     *         applications with data directory i.e. applications which had been
3728     *         deleted with {@code DONT_DELETE_DATA} flag set).
3729     * @hide
3730     *
3731     * @see #GET_META_DATA
3732     * @see #GET_SHARED_LIBRARY_FILES
3733     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3734     * @see #MATCH_SYSTEM_ONLY
3735     * @see #MATCH_UNINSTALLED_PACKAGES
3736     */
3737    public abstract List<ApplicationInfo> getInstalledApplicationsAsUser(
3738            @ApplicationInfoFlags int flags, @UserIdInt int userId);
3739
3740    /**
3741     * Gets the instant applications the user recently used. Requires
3742     * holding "android.permission.ACCESS_INSTANT_APPS".
3743     *
3744     * @return The instant app list.
3745     *
3746     * @hide
3747     */
3748    @SystemApi
3749    @RequiresPermission(Manifest.permission.ACCESS_INSTANT_APPS)
3750    public abstract @NonNull List<InstantAppInfo> getInstantApps();
3751
3752    /**
3753     * Gets the icon for an instant application.
3754     *
3755     * @param packageName The app package name.
3756     *
3757     * @hide
3758     */
3759    @SystemApi
3760    @RequiresPermission(Manifest.permission.ACCESS_INSTANT_APPS)
3761    public abstract @Nullable Drawable getInstantAppIcon(String packageName);
3762
3763    /**
3764     * Gets whether this application is an instant app.
3765     *
3766     * @return Whether caller is an instant app.
3767     *
3768     * @see #isInstantApp(String)
3769     * @see #setInstantAppCookie(byte[])
3770     * @see #getInstantAppCookie()
3771     * @see #getInstantAppCookieMaxSize()
3772     */
3773    public abstract boolean isInstantApp();
3774
3775    /**
3776     * Gets whether the given package is an instant app.
3777     *
3778     * @param packageName The package to check
3779     * @return Whether the given package is an instant app.
3780     *
3781     * @see #isInstantApp()
3782     * @see #setInstantAppCookie(byte[])
3783     * @see #getInstantAppCookie()
3784     * @see #getInstantAppCookieMaxSize()
3785     */
3786    public abstract boolean isInstantApp(String packageName);
3787
3788    /**
3789     * Gets the maximum size in bytes of the cookie data an instant app
3790     * can store on the device.
3791     *
3792     * @return The max cookie size in bytes.
3793     *
3794     * @see #isInstantApp()
3795     * @see #isInstantApp(String)
3796     * @see #setInstantAppCookie(byte[])
3797     * @see #getInstantAppCookie()
3798     */
3799    public abstract int getInstantAppCookieMaxSize();
3800
3801    /**
3802     * Gets the instant application cookie for this app. Non
3803     * instant apps and apps that were instant but were upgraded
3804     * to normal apps can still access this API. For instant apps
3805     * this cooke is cached for some time after uninstall while for
3806     * normal apps the cookie is deleted after the app is uninstalled.
3807     * The cookie is always present while the app is installed.
3808     *
3809     * @return The cookie.
3810     *
3811     * @see #isInstantApp()
3812     * @see #isInstantApp(String)
3813     * @see #setInstantAppCookie(byte[])
3814     * @see #getInstantAppCookieMaxSize()
3815     */
3816    public abstract @NonNull byte[] getInstantAppCookie();
3817
3818    /**
3819     * Sets the instant application cookie for the calling app. Non
3820     * instant apps and apps that were instant but were upgraded
3821     * to normal apps can still access this API. For instant apps
3822     * this cooke is cached for some time after uninstall while for
3823     * normal apps the cookie is deleted after the app is uninstalled.
3824     * The cookie is always present while the app is installed. The
3825     * cookie size is limited by {@link #getInstantAppCookieMaxSize()}.
3826     * If the provided cookie size is over the limit this method
3827     * returns <code>false</code>. Passing <code>null</code> or an empty
3828     * array clears the cookie.
3829     * </p>
3830     *
3831     * @param cookie The cookie data.
3832     * @return Whether the cookie was set.
3833     *
3834     * @see #isInstantApp()
3835     * @see #isInstantApp(String)
3836     * @see #getInstantAppCookieMaxSize()
3837     * @see #getInstantAppCookie()
3838     */
3839    public abstract boolean setInstantAppCookie(@Nullable byte[] cookie);
3840
3841    /**
3842     * Get a list of shared libraries that are available on the
3843     * system.
3844     *
3845     * @return An array of shared library names that are
3846     * available on the system, or null if none are installed.
3847     *
3848     */
3849    public abstract String[] getSystemSharedLibraryNames();
3850
3851    /**
3852     * Get a list of shared libraries on the device.
3853     *
3854     * @param flags To filter the libraries to return.
3855     * @return The shared library list.
3856     *
3857     * @see #MATCH_FACTORY_ONLY
3858     * @see #MATCH_KNOWN_PACKAGES
3859     * @see #MATCH_ANY_USER
3860     * @see #MATCH_UNINSTALLED_PACKAGES
3861     */
3862    public abstract @NonNull List<SharedLibraryInfo> getSharedLibraries(
3863            @InstallFlags int flags);
3864
3865    /**
3866     * Get a list of shared libraries on the device.
3867     *
3868     * @param flags To filter the libraries to return.
3869     * @param userId The user to query for.
3870     * @return The shared library list.
3871     *
3872     * @see #MATCH_FACTORY_ONLY
3873     * @see #MATCH_KNOWN_PACKAGES
3874     * @see #MATCH_ANY_USER
3875     * @see #MATCH_UNINSTALLED_PACKAGES
3876     *
3877     * @hide
3878     */
3879    public abstract @NonNull List<SharedLibraryInfo> getSharedLibrariesAsUser(
3880            @InstallFlags int flags, @UserIdInt int userId);
3881
3882    /**
3883     * Get the name of the package hosting the services shared library.
3884     *
3885     * @return The library host package.
3886     *
3887     * @hide
3888     */
3889    public abstract @NonNull String getServicesSystemSharedLibraryPackageName();
3890
3891    /**
3892     * Get the name of the package hosting the shared components shared library.
3893     *
3894     * @return The library host package.
3895     *
3896     * @hide
3897     */
3898    public abstract @NonNull String getSharedSystemSharedLibraryPackageName();
3899
3900    /**
3901     * Returns the names of the packages that have been changed
3902     * [eg. added, removed or updated] since the given sequence
3903     * number.
3904     * <p>If no packages have been changed, returns <code>null</code>.
3905     * <p>The sequence number starts at <code>0</code> and is
3906     * reset every boot.
3907     */
3908    public abstract @Nullable ChangedPackages getChangedPackages(
3909            @IntRange(from=0) int sequenceNumber);
3910
3911    /**
3912     * Get a list of features that are available on the
3913     * system.
3914     *
3915     * @return An array of FeatureInfo classes describing the features
3916     * that are available on the system, or null if there are none(!!).
3917     */
3918    public abstract FeatureInfo[] getSystemAvailableFeatures();
3919
3920    /**
3921     * Check whether the given feature name is one of the available features as
3922     * returned by {@link #getSystemAvailableFeatures()}. This tests for the
3923     * presence of <em>any</em> version of the given feature name; use
3924     * {@link #hasSystemFeature(String, int)} to check for a minimum version.
3925     *
3926     * @return Returns true if the devices supports the feature, else false.
3927     */
3928    public abstract boolean hasSystemFeature(String name);
3929
3930    /**
3931     * Check whether the given feature name and version is one of the available
3932     * features as returned by {@link #getSystemAvailableFeatures()}. Since
3933     * features are defined to always be backwards compatible, this returns true
3934     * if the available feature version is greater than or equal to the
3935     * requested version.
3936     *
3937     * @return Returns true if the devices supports the feature, else false.
3938     */
3939    public abstract boolean hasSystemFeature(String name, int version);
3940
3941    /**
3942     * Determine the best action to perform for a given Intent. This is how
3943     * {@link Intent#resolveActivity} finds an activity if a class has not been
3944     * explicitly specified.
3945     * <p>
3946     * <em>Note:</em> if using an implicit Intent (without an explicit
3947     * ComponentName specified), be sure to consider whether to set the
3948     * {@link #MATCH_DEFAULT_ONLY} only flag. You need to do so to resolve the
3949     * activity in the same way that
3950     * {@link android.content.Context#startActivity(Intent)} and
3951     * {@link android.content.Intent#resolveActivity(PackageManager)
3952     * Intent.resolveActivity(PackageManager)} do.
3953     * </p>
3954     *
3955     * @param intent An intent containing all of the desired specification
3956     *            (action, data, type, category, and/or component).
3957     * @param flags Additional option flags. Use any combination of
3958     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
3959     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
3960     *            {@link #MATCH_DISABLED_COMPONENTS},
3961     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
3962     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
3963     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
3964     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
3965     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
3966     *            to limit the resolution to only those activities that support
3967     *            the {@link android.content.Intent#CATEGORY_DEFAULT}.
3968     * @return Returns a ResolveInfo object containing the final activity intent
3969     *         that was determined to be the best action. Returns null if no
3970     *         matching activity was found. If multiple matching activities are
3971     *         found and there is no default set, returns a ResolveInfo object
3972     *         containing something else, such as the activity resolver.
3973     * @see #GET_META_DATA
3974     * @see #GET_RESOLVED_FILTER
3975     * @see #GET_SHARED_LIBRARY_FILES
3976     * @see #MATCH_ALL
3977     * @see #MATCH_DISABLED_COMPONENTS
3978     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
3979     * @see #MATCH_DEFAULT_ONLY
3980     * @see #MATCH_DIRECT_BOOT_AWARE
3981     * @see #MATCH_DIRECT_BOOT_UNAWARE
3982     * @see #MATCH_SYSTEM_ONLY
3983     * @see #MATCH_UNINSTALLED_PACKAGES
3984     */
3985    public abstract ResolveInfo resolveActivity(Intent intent, @ResolveInfoFlags int flags);
3986
3987    /**
3988     * Determine the best action to perform for a given Intent for a given user.
3989     * This is how {@link Intent#resolveActivity} finds an activity if a class
3990     * has not been explicitly specified.
3991     * <p>
3992     * <em>Note:</em> if using an implicit Intent (without an explicit
3993     * ComponentName specified), be sure to consider whether to set the
3994     * {@link #MATCH_DEFAULT_ONLY} only flag. You need to do so to resolve the
3995     * activity in the same way that
3996     * {@link android.content.Context#startActivity(Intent)} and
3997     * {@link android.content.Intent#resolveActivity(PackageManager)
3998     * Intent.resolveActivity(PackageManager)} do.
3999     * </p>
4000     *
4001     * @param intent An intent containing all of the desired specification
4002     *            (action, data, type, category, and/or component).
4003     * @param flags Additional option flags. Use any combination of
4004     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4005     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4006     *            {@link #MATCH_DISABLED_COMPONENTS},
4007     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4008     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4009     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4010     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4011     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4012     *            to limit the resolution to only those activities that support
4013     *            the {@link android.content.Intent#CATEGORY_DEFAULT}.
4014     * @param userId The user id.
4015     * @return Returns a ResolveInfo object containing the final activity intent
4016     *         that was determined to be the best action. Returns null if no
4017     *         matching activity was found. If multiple matching activities are
4018     *         found and there is no default set, returns a ResolveInfo object
4019     *         containing something else, such as the activity resolver.
4020     * @see #GET_META_DATA
4021     * @see #GET_RESOLVED_FILTER
4022     * @see #GET_SHARED_LIBRARY_FILES
4023     * @see #MATCH_ALL
4024     * @see #MATCH_DISABLED_COMPONENTS
4025     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4026     * @see #MATCH_DEFAULT_ONLY
4027     * @see #MATCH_DIRECT_BOOT_AWARE
4028     * @see #MATCH_DIRECT_BOOT_UNAWARE
4029     * @see #MATCH_SYSTEM_ONLY
4030     * @see #MATCH_UNINSTALLED_PACKAGES
4031     * @hide
4032     */
4033    public abstract ResolveInfo resolveActivityAsUser(Intent intent, @ResolveInfoFlags int flags,
4034            @UserIdInt int userId);
4035
4036    /**
4037     * Retrieve all activities that can be performed for the given intent.
4038     *
4039     * @param intent The desired intent as per resolveActivity().
4040     * @param flags Additional option flags. Use any combination of
4041     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4042     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4043     *            {@link #MATCH_DISABLED_COMPONENTS},
4044     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4045     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4046     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4047     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4048     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4049     *            to limit the resolution to only those activities that support
4050     *            the {@link android.content.Intent#CATEGORY_DEFAULT}. Or, set
4051     *            {@link #MATCH_ALL} to prevent any filtering of the results.
4052     * @return Returns a List of ResolveInfo objects containing one entry for
4053     *         each matching activity, ordered from best to worst. In other
4054     *         words, the first item is what would be returned by
4055     *         {@link #resolveActivity}. If there are no matching activities, an
4056     *         empty list is returned.
4057     * @see #GET_META_DATA
4058     * @see #GET_RESOLVED_FILTER
4059     * @see #GET_SHARED_LIBRARY_FILES
4060     * @see #MATCH_ALL
4061     * @see #MATCH_DISABLED_COMPONENTS
4062     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4063     * @see #MATCH_DEFAULT_ONLY
4064     * @see #MATCH_DIRECT_BOOT_AWARE
4065     * @see #MATCH_DIRECT_BOOT_UNAWARE
4066     * @see #MATCH_SYSTEM_ONLY
4067     * @see #MATCH_UNINSTALLED_PACKAGES
4068     */
4069    public abstract List<ResolveInfo> queryIntentActivities(Intent intent,
4070            @ResolveInfoFlags int flags);
4071
4072    /**
4073     * Retrieve all activities that can be performed for the given intent, for a
4074     * specific user.
4075     *
4076     * @param intent The desired intent as per resolveActivity().
4077     * @param flags Additional option flags. Use any combination of
4078     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4079     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4080     *            {@link #MATCH_DISABLED_COMPONENTS},
4081     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4082     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4083     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4084     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4085     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4086     *            to limit the resolution to only those activities that support
4087     *            the {@link android.content.Intent#CATEGORY_DEFAULT}. Or, set
4088     *            {@link #MATCH_ALL} to prevent any filtering of the results.
4089     * @return Returns a List of ResolveInfo objects containing one entry for
4090     *         each matching activity, ordered from best to worst. In other
4091     *         words, the first item is what would be returned by
4092     *         {@link #resolveActivity}. If there are no matching activities, an
4093     *         empty list is returned.
4094     * @see #GET_META_DATA
4095     * @see #GET_RESOLVED_FILTER
4096     * @see #GET_SHARED_LIBRARY_FILES
4097     * @see #MATCH_ALL
4098     * @see #MATCH_DISABLED_COMPONENTS
4099     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4100     * @see #MATCH_DEFAULT_ONLY
4101     * @see #MATCH_DIRECT_BOOT_AWARE
4102     * @see #MATCH_DIRECT_BOOT_UNAWARE
4103     * @see #MATCH_SYSTEM_ONLY
4104     * @see #MATCH_UNINSTALLED_PACKAGES
4105     * @hide
4106     */
4107    public abstract List<ResolveInfo> queryIntentActivitiesAsUser(Intent intent,
4108            @ResolveInfoFlags int flags, @UserIdInt int userId);
4109
4110    /**
4111     * Retrieve a set of activities that should be presented to the user as
4112     * similar options. This is like {@link #queryIntentActivities}, except it
4113     * also allows you to supply a list of more explicit Intents that you would
4114     * like to resolve to particular options, and takes care of returning the
4115     * final ResolveInfo list in a reasonable order, with no duplicates, based
4116     * on those inputs.
4117     *
4118     * @param caller The class name of the activity that is making the request.
4119     *            This activity will never appear in the output list. Can be
4120     *            null.
4121     * @param specifics An array of Intents that should be resolved to the first
4122     *            specific results. Can be null.
4123     * @param intent The desired intent as per resolveActivity().
4124     * @param flags Additional option flags. Use any combination of
4125     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4126     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4127     *            {@link #MATCH_DISABLED_COMPONENTS},
4128     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4129     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4130     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4131     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4132     *            returned. The most important is {@link #MATCH_DEFAULT_ONLY},
4133     *            to limit the resolution to only those activities that support
4134     *            the {@link android.content.Intent#CATEGORY_DEFAULT}.
4135     * @return Returns a List of ResolveInfo objects containing one entry for
4136     *         each matching activity. The list is ordered first by all of the
4137     *         intents resolved in <var>specifics</var> and then any additional
4138     *         activities that can handle <var>intent</var> but did not get
4139     *         included by one of the <var>specifics</var> intents. If there are
4140     *         no matching activities, an empty list is returned.
4141     * @see #GET_META_DATA
4142     * @see #GET_RESOLVED_FILTER
4143     * @see #GET_SHARED_LIBRARY_FILES
4144     * @see #MATCH_ALL
4145     * @see #MATCH_DISABLED_COMPONENTS
4146     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4147     * @see #MATCH_DEFAULT_ONLY
4148     * @see #MATCH_DIRECT_BOOT_AWARE
4149     * @see #MATCH_DIRECT_BOOT_UNAWARE
4150     * @see #MATCH_SYSTEM_ONLY
4151     * @see #MATCH_UNINSTALLED_PACKAGES
4152     */
4153    public abstract List<ResolveInfo> queryIntentActivityOptions(
4154            ComponentName caller, Intent[] specifics, Intent intent, @ResolveInfoFlags int flags);
4155
4156    /**
4157     * Retrieve all receivers that can handle a broadcast of the given intent.
4158     *
4159     * @param intent The desired intent as per resolveActivity().
4160     * @param flags Additional option flags. Use any combination of
4161     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4162     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4163     *            {@link #MATCH_DISABLED_COMPONENTS},
4164     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4165     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4166     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4167     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4168     *            returned.
4169     * @return Returns a List of ResolveInfo objects containing one entry for
4170     *         each matching receiver, ordered from best to worst. If there are
4171     *         no matching receivers, an empty list or null is returned.
4172     * @see #GET_META_DATA
4173     * @see #GET_RESOLVED_FILTER
4174     * @see #GET_SHARED_LIBRARY_FILES
4175     * @see #MATCH_ALL
4176     * @see #MATCH_DISABLED_COMPONENTS
4177     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4178     * @see #MATCH_DEFAULT_ONLY
4179     * @see #MATCH_DIRECT_BOOT_AWARE
4180     * @see #MATCH_DIRECT_BOOT_UNAWARE
4181     * @see #MATCH_SYSTEM_ONLY
4182     * @see #MATCH_UNINSTALLED_PACKAGES
4183     */
4184    public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent,
4185            @ResolveInfoFlags int flags);
4186
4187    /**
4188     * Retrieve all receivers that can handle a broadcast of the given intent,
4189     * for a specific user.
4190     *
4191     * @param intent The desired intent as per resolveActivity().
4192     * @param flags Additional option flags. Use any combination of
4193     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4194     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4195     *            {@link #MATCH_DISABLED_COMPONENTS},
4196     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4197     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4198     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4199     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4200     *            returned.
4201     * @param userHandle UserHandle of the user being queried.
4202     * @return Returns a List of ResolveInfo objects containing one entry for
4203     *         each matching receiver, ordered from best to worst. If there are
4204     *         no matching receivers, an empty list or null is returned.
4205     * @see #GET_META_DATA
4206     * @see #GET_RESOLVED_FILTER
4207     * @see #GET_SHARED_LIBRARY_FILES
4208     * @see #MATCH_ALL
4209     * @see #MATCH_DISABLED_COMPONENTS
4210     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4211     * @see #MATCH_DEFAULT_ONLY
4212     * @see #MATCH_DIRECT_BOOT_AWARE
4213     * @see #MATCH_DIRECT_BOOT_UNAWARE
4214     * @see #MATCH_SYSTEM_ONLY
4215     * @see #MATCH_UNINSTALLED_PACKAGES
4216     * @hide
4217     */
4218    @SystemApi
4219    public List<ResolveInfo> queryBroadcastReceiversAsUser(Intent intent,
4220            @ResolveInfoFlags int flags, UserHandle userHandle) {
4221        return queryBroadcastReceiversAsUser(intent, flags, userHandle.getIdentifier());
4222    }
4223
4224    /**
4225     * @hide
4226     */
4227    public abstract List<ResolveInfo> queryBroadcastReceiversAsUser(Intent intent,
4228            @ResolveInfoFlags int flags, @UserIdInt int userId);
4229
4230
4231    /** {@hide} */
4232    @Deprecated
4233    public List<ResolveInfo> queryBroadcastReceivers(Intent intent,
4234            @ResolveInfoFlags int flags, @UserIdInt int userId) {
4235        Log.w(TAG, "STAHP USING HIDDEN APIS KTHX");
4236        return queryBroadcastReceiversAsUser(intent, flags, userId);
4237    }
4238
4239    /**
4240     * Determine the best service to handle for a given Intent.
4241     *
4242     * @param intent An intent containing all of the desired specification
4243     *            (action, data, type, category, and/or component).
4244     * @param flags Additional option flags. Use any combination of
4245     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4246     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4247     *            {@link #MATCH_DISABLED_COMPONENTS},
4248     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4249     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4250     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4251     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4252     *            returned.
4253     * @return Returns a ResolveInfo object containing the final service intent
4254     *         that was determined to be the best action. Returns null if no
4255     *         matching service was found.
4256     * @see #GET_META_DATA
4257     * @see #GET_RESOLVED_FILTER
4258     * @see #GET_SHARED_LIBRARY_FILES
4259     * @see #MATCH_ALL
4260     * @see #MATCH_DISABLED_COMPONENTS
4261     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4262     * @see #MATCH_DEFAULT_ONLY
4263     * @see #MATCH_DIRECT_BOOT_AWARE
4264     * @see #MATCH_DIRECT_BOOT_UNAWARE
4265     * @see #MATCH_SYSTEM_ONLY
4266     * @see #MATCH_UNINSTALLED_PACKAGES
4267     */
4268    public abstract ResolveInfo resolveService(Intent intent, @ResolveInfoFlags int flags);
4269
4270    /**
4271     * Retrieve all services that can match the given intent.
4272     *
4273     * @param intent The desired intent as per resolveService().
4274     * @param flags Additional option flags. Use any combination of
4275     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4276     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4277     *            {@link #MATCH_DISABLED_COMPONENTS},
4278     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4279     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4280     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4281     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4282     *            returned.
4283     * @return Returns a List of ResolveInfo objects containing one entry for
4284     *         each matching service, ordered from best to worst. In other
4285     *         words, the first item is what would be returned by
4286     *         {@link #resolveService}. If there are no matching services, an
4287     *         empty list or null is returned.
4288     * @see #GET_META_DATA
4289     * @see #GET_RESOLVED_FILTER
4290     * @see #GET_SHARED_LIBRARY_FILES
4291     * @see #MATCH_ALL
4292     * @see #MATCH_DISABLED_COMPONENTS
4293     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4294     * @see #MATCH_DEFAULT_ONLY
4295     * @see #MATCH_DIRECT_BOOT_AWARE
4296     * @see #MATCH_DIRECT_BOOT_UNAWARE
4297     * @see #MATCH_SYSTEM_ONLY
4298     * @see #MATCH_UNINSTALLED_PACKAGES
4299     */
4300    public abstract List<ResolveInfo> queryIntentServices(Intent intent,
4301            @ResolveInfoFlags int flags);
4302
4303    /**
4304     * Retrieve all services that can match the given intent for a given user.
4305     *
4306     * @param intent The desired intent as per resolveService().
4307     * @param flags Additional option flags. Use any combination of
4308     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4309     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4310     *            {@link #MATCH_DISABLED_COMPONENTS},
4311     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4312     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4313     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4314     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4315     *            returned.
4316     * @param userId The user id.
4317     * @return Returns a List of ResolveInfo objects containing one entry for
4318     *         each matching service, ordered from best to worst. In other
4319     *         words, the first item is what would be returned by
4320     *         {@link #resolveService}. If there are no matching services, an
4321     *         empty list or null is returned.
4322     * @see #GET_META_DATA
4323     * @see #GET_RESOLVED_FILTER
4324     * @see #GET_SHARED_LIBRARY_FILES
4325     * @see #MATCH_ALL
4326     * @see #MATCH_DISABLED_COMPONENTS
4327     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4328     * @see #MATCH_DEFAULT_ONLY
4329     * @see #MATCH_DIRECT_BOOT_AWARE
4330     * @see #MATCH_DIRECT_BOOT_UNAWARE
4331     * @see #MATCH_SYSTEM_ONLY
4332     * @see #MATCH_UNINSTALLED_PACKAGES
4333     * @hide
4334     */
4335    public abstract List<ResolveInfo> queryIntentServicesAsUser(Intent intent,
4336            @ResolveInfoFlags int flags, @UserIdInt int userId);
4337
4338    /**
4339     * Retrieve all providers that can match the given intent.
4340     *
4341     * @param intent An intent containing all of the desired specification
4342     *            (action, data, type, category, and/or component).
4343     * @param flags Additional option flags. Use any combination of
4344     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4345     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4346     *            {@link #MATCH_DISABLED_COMPONENTS},
4347     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4348     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4349     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4350     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4351     *            returned.
4352     * @param userId The user id.
4353     * @return Returns a List of ResolveInfo objects containing one entry for
4354     *         each matching provider, ordered from best to worst. If there are
4355     *         no matching services, an empty list or null is returned.
4356     * @see #GET_META_DATA
4357     * @see #GET_RESOLVED_FILTER
4358     * @see #GET_SHARED_LIBRARY_FILES
4359     * @see #MATCH_ALL
4360     * @see #MATCH_DISABLED_COMPONENTS
4361     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4362     * @see #MATCH_DEFAULT_ONLY
4363     * @see #MATCH_DIRECT_BOOT_AWARE
4364     * @see #MATCH_DIRECT_BOOT_UNAWARE
4365     * @see #MATCH_SYSTEM_ONLY
4366     * @see #MATCH_UNINSTALLED_PACKAGES
4367     * @hide
4368     */
4369    public abstract List<ResolveInfo> queryIntentContentProvidersAsUser(
4370            Intent intent, @ResolveInfoFlags int flags, @UserIdInt int userId);
4371
4372    /**
4373     * Retrieve all providers that can match the given intent.
4374     *
4375     * @param intent An intent containing all of the desired specification
4376     *            (action, data, type, category, and/or component).
4377     * @param flags Additional option flags. Use any combination of
4378     *            {@link #GET_META_DATA}, {@link #GET_RESOLVED_FILTER},
4379     *            {@link #GET_SHARED_LIBRARY_FILES}, {@link #MATCH_ALL},
4380     *            {@link #MATCH_DISABLED_COMPONENTS},
4381     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4382     *            {@link #MATCH_DEFAULT_ONLY}, {@link #MATCH_DIRECT_BOOT_AWARE},
4383     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4384     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4385     *            returned.
4386     * @return Returns a List of ResolveInfo objects containing one entry for
4387     *         each matching provider, ordered from best to worst. If there are
4388     *         no matching services, an empty list or null is returned.
4389     * @see #GET_META_DATA
4390     * @see #GET_RESOLVED_FILTER
4391     * @see #GET_SHARED_LIBRARY_FILES
4392     * @see #MATCH_ALL
4393     * @see #MATCH_DISABLED_COMPONENTS
4394     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4395     * @see #MATCH_DEFAULT_ONLY
4396     * @see #MATCH_DIRECT_BOOT_AWARE
4397     * @see #MATCH_DIRECT_BOOT_UNAWARE
4398     * @see #MATCH_SYSTEM_ONLY
4399     * @see #MATCH_UNINSTALLED_PACKAGES
4400     */
4401    public abstract List<ResolveInfo> queryIntentContentProviders(Intent intent,
4402            @ResolveInfoFlags int flags);
4403
4404    /**
4405     * Find a single content provider by its base path name.
4406     *
4407     * @param name The name of the provider to find.
4408     * @param flags Additional option flags. Use any combination of
4409     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
4410     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
4411     *            {@link #MATCH_DISABLED_COMPONENTS},
4412     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4413     *            {@link #MATCH_DIRECT_BOOT_AWARE},
4414     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4415     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4416     *            returned.
4417     * @return A {@link ProviderInfo} object containing information about the
4418     *         provider. If a provider was not found, returns null.
4419     * @see #GET_META_DATA
4420     * @see #GET_SHARED_LIBRARY_FILES
4421     * @see #MATCH_ALL
4422     * @see #MATCH_DEBUG_TRIAGED_MISSING
4423     * @see #MATCH_DEFAULT_ONLY
4424     * @see #MATCH_DISABLED_COMPONENTS
4425     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4426     * @see #MATCH_DIRECT_BOOT_AWARE
4427     * @see #MATCH_DIRECT_BOOT_UNAWARE
4428     * @see #MATCH_SYSTEM_ONLY
4429     * @see #MATCH_UNINSTALLED_PACKAGES
4430     */
4431    public abstract ProviderInfo resolveContentProvider(String name,
4432            @ComponentInfoFlags int flags);
4433
4434    /**
4435     * Find a single content provider by its base path name.
4436     *
4437     * @param name The name of the provider to find.
4438     * @param flags Additional option flags. Use any combination of
4439     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
4440     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
4441     *            {@link #MATCH_DISABLED_COMPONENTS},
4442     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4443     *            {@link #MATCH_DIRECT_BOOT_AWARE},
4444     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4445     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4446     *            returned.
4447     * @param userId The user id.
4448     * @return A {@link ProviderInfo} object containing information about the
4449     *         provider. If a provider was not found, returns null.
4450     * @see #GET_META_DATA
4451     * @see #GET_SHARED_LIBRARY_FILES
4452     * @see #MATCH_ALL
4453     * @see #MATCH_DEBUG_TRIAGED_MISSING
4454     * @see #MATCH_DEFAULT_ONLY
4455     * @see #MATCH_DISABLED_COMPONENTS
4456     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4457     * @see #MATCH_DIRECT_BOOT_AWARE
4458     * @see #MATCH_DIRECT_BOOT_UNAWARE
4459     * @see #MATCH_SYSTEM_ONLY
4460     * @see #MATCH_UNINSTALLED_PACKAGES
4461     * @hide
4462     */
4463    public abstract ProviderInfo resolveContentProviderAsUser(String name,
4464            @ComponentInfoFlags int flags, @UserIdInt int userId);
4465
4466    /**
4467     * Retrieve content provider information.
4468     * <p>
4469     * <em>Note: unlike most other methods, an empty result set is indicated
4470     * by a null return instead of an empty list.</em>
4471     *
4472     * @param processName If non-null, limits the returned providers to only
4473     *            those that are hosted by the given process. If null, all
4474     *            content providers are returned.
4475     * @param uid If <var>processName</var> is non-null, this is the required
4476     *            uid owning the requested content providers.
4477     * @param flags Additional option flags. Use any combination of
4478     *            {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
4479     *            {@link #MATCH_ALL}, {@link #MATCH_DEFAULT_ONLY},
4480     *            {@link #MATCH_DISABLED_COMPONENTS},
4481     *            {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
4482     *            {@link #MATCH_DIRECT_BOOT_AWARE},
4483     *            {@link #MATCH_DIRECT_BOOT_UNAWARE}, {@link #MATCH_SYSTEM_ONLY}
4484     *            or {@link #MATCH_UNINSTALLED_PACKAGES} to modify the data
4485     *            returned.
4486     * @return A list of {@link ProviderInfo} objects containing one entry for
4487     *         each provider either matching <var>processName</var> or, if
4488     *         <var>processName</var> is null, all known content providers.
4489     *         <em>If there are no matching providers, null is returned.</em>
4490     * @see #GET_META_DATA
4491     * @see #GET_SHARED_LIBRARY_FILES
4492     * @see #MATCH_ALL
4493     * @see #MATCH_DEBUG_TRIAGED_MISSING
4494     * @see #MATCH_DEFAULT_ONLY
4495     * @see #MATCH_DISABLED_COMPONENTS
4496     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
4497     * @see #MATCH_DIRECT_BOOT_AWARE
4498     * @see #MATCH_DIRECT_BOOT_UNAWARE
4499     * @see #MATCH_SYSTEM_ONLY
4500     * @see #MATCH_UNINSTALLED_PACKAGES
4501     */
4502    public abstract List<ProviderInfo> queryContentProviders(
4503            String processName, int uid, @ComponentInfoFlags int flags);
4504
4505    /**
4506     * Same as {@link #queryContentProviders}, except when {@code metaDataKey} is not null,
4507     * it only returns providers which have metadata with the {@code metaDataKey} key.
4508     *
4509     * <p>DO NOT USE the {@code metaDataKey} parameter, unless you're the contacts provider.
4510     * You really shouldn't need it.  Other apps should use {@link #queryIntentContentProviders}
4511     * instead.
4512     *
4513     * <p>The {@code metaDataKey} parameter was added to allow the contacts provider to quickly
4514     * scan the GAL providers on the device.  Unfortunately the discovery protocol used metadata
4515     * to mark GAL providers, rather than intent filters, so we can't use
4516     * {@link #queryIntentContentProviders} for that.
4517     *
4518     * @hide
4519     */
4520    public List<ProviderInfo> queryContentProviders(
4521            String processName, int uid, @ComponentInfoFlags int flags, String metaDataKey) {
4522        // Provide the default implementation for mocks.
4523        return queryContentProviders(processName, uid, flags);
4524    }
4525
4526    /**
4527     * Retrieve all of the information we know about a particular
4528     * instrumentation class.
4529     *
4530     * @param className The full name (i.e.
4531     *                  com.google.apps.contacts.InstrumentList) of an
4532     *                  Instrumentation class.
4533     * @param flags Additional option flags. Use any combination of
4534     *         {@link #GET_META_DATA}
4535     *         to modify the data returned.
4536     *
4537     * @return An {@link InstrumentationInfo} object containing information about the
4538     *         instrumentation.
4539     * @throws NameNotFoundException if a package with the given name cannot be
4540     *             found on the system.
4541     *
4542     * @see #GET_META_DATA
4543     */
4544    public abstract InstrumentationInfo getInstrumentationInfo(ComponentName className,
4545            @InstrumentationInfoFlags int flags) throws NameNotFoundException;
4546
4547    /**
4548     * Retrieve information about available instrumentation code.  May be used
4549     * to retrieve either all instrumentation code, or only the code targeting
4550     * a particular package.
4551     *
4552     * @param targetPackage If null, all instrumentation is returned; only the
4553     *                      instrumentation targeting this package name is
4554     *                      returned.
4555     * @param flags Additional option flags. Use any combination of
4556     *         {@link #GET_META_DATA}
4557     *         to modify the data returned.
4558     *
4559     * @return A list of {@link InstrumentationInfo} objects containing one
4560     *         entry for each matching instrumentation. If there are no
4561     *         instrumentation available, returns an empty list.
4562     *
4563     * @see #GET_META_DATA
4564     */
4565    public abstract List<InstrumentationInfo> queryInstrumentation(String targetPackage,
4566            @InstrumentationInfoFlags int flags);
4567
4568    /**
4569     * Retrieve an image from a package.  This is a low-level API used by
4570     * the various package manager info structures (such as
4571     * {@link ComponentInfo} to implement retrieval of their associated
4572     * icon.
4573     *
4574     * @param packageName The name of the package that this icon is coming from.
4575     * Cannot be null.
4576     * @param resid The resource identifier of the desired image.  Cannot be 0.
4577     * @param appInfo Overall information about <var>packageName</var>.  This
4578     * may be null, in which case the application information will be retrieved
4579     * for you if needed; if you already have this information around, it can
4580     * be much more efficient to supply it here.
4581     *
4582     * @return Returns a Drawable holding the requested image.  Returns null if
4583     * an image could not be found for any reason.
4584     */
4585    public abstract Drawable getDrawable(String packageName, @DrawableRes int resid,
4586            ApplicationInfo appInfo);
4587
4588    /**
4589     * Retrieve the icon associated with an activity.  Given the full name of
4590     * an activity, retrieves the information about it and calls
4591     * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon.
4592     * If the activity cannot be found, NameNotFoundException is thrown.
4593     *
4594     * @param activityName Name of the activity whose icon is to be retrieved.
4595     *
4596     * @return Returns the image of the icon, or the default activity icon if
4597     * it could not be found.  Does not return null.
4598     * @throws NameNotFoundException Thrown if the resources for the given
4599     * activity could not be loaded.
4600     *
4601     * @see #getActivityIcon(Intent)
4602     */
4603    public abstract Drawable getActivityIcon(ComponentName activityName)
4604            throws NameNotFoundException;
4605
4606    /**
4607     * Retrieve the icon associated with an Intent.  If intent.getClassName() is
4608     * set, this simply returns the result of
4609     * getActivityIcon(intent.getClassName()).  Otherwise it resolves the intent's
4610     * component and returns the icon associated with the resolved component.
4611     * If intent.getClassName() cannot be found or the Intent cannot be resolved
4612     * to a component, NameNotFoundException is thrown.
4613     *
4614     * @param intent The intent for which you would like to retrieve an icon.
4615     *
4616     * @return Returns the image of the icon, or the default activity icon if
4617     * it could not be found.  Does not return null.
4618     * @throws NameNotFoundException Thrown if the resources for application
4619     * matching the given intent could not be loaded.
4620     *
4621     * @see #getActivityIcon(ComponentName)
4622     */
4623    public abstract Drawable getActivityIcon(Intent intent)
4624            throws NameNotFoundException;
4625
4626    /**
4627     * Retrieve the banner associated with an activity. Given the full name of
4628     * an activity, retrieves the information about it and calls
4629     * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its
4630     * banner. If the activity cannot be found, NameNotFoundException is thrown.
4631     *
4632     * @param activityName Name of the activity whose banner is to be retrieved.
4633     * @return Returns the image of the banner, or null if the activity has no
4634     *         banner specified.
4635     * @throws NameNotFoundException Thrown if the resources for the given
4636     *             activity could not be loaded.
4637     * @see #getActivityBanner(Intent)
4638     */
4639    public abstract Drawable getActivityBanner(ComponentName activityName)
4640            throws NameNotFoundException;
4641
4642    /**
4643     * Retrieve the banner associated with an Intent. If intent.getClassName()
4644     * is set, this simply returns the result of
4645     * getActivityBanner(intent.getClassName()). Otherwise it resolves the
4646     * intent's component and returns the banner associated with the resolved
4647     * component. If intent.getClassName() cannot be found or the Intent cannot
4648     * be resolved to a component, NameNotFoundException is thrown.
4649     *
4650     * @param intent The intent for which you would like to retrieve a banner.
4651     * @return Returns the image of the banner, or null if the activity has no
4652     *         banner specified.
4653     * @throws NameNotFoundException Thrown if the resources for application
4654     *             matching the given intent could not be loaded.
4655     * @see #getActivityBanner(ComponentName)
4656     */
4657    public abstract Drawable getActivityBanner(Intent intent)
4658            throws NameNotFoundException;
4659
4660    /**
4661     * Return the generic icon for an activity that is used when no specific
4662     * icon is defined.
4663     *
4664     * @return Drawable Image of the icon.
4665     */
4666    public abstract Drawable getDefaultActivityIcon();
4667
4668    /**
4669     * Retrieve the icon associated with an application.  If it has not defined
4670     * an icon, the default app icon is returned.  Does not return null.
4671     *
4672     * @param info Information about application being queried.
4673     *
4674     * @return Returns the image of the icon, or the default application icon
4675     * if it could not be found.
4676     *
4677     * @see #getApplicationIcon(String)
4678     */
4679    public abstract Drawable getApplicationIcon(ApplicationInfo info);
4680
4681    /**
4682     * Retrieve the icon associated with an application.  Given the name of the
4683     * application's package, retrieves the information about it and calls
4684     * getApplicationIcon() to return its icon. If the application cannot be
4685     * found, NameNotFoundException is thrown.
4686     *
4687     * @param packageName Name of the package whose application icon is to be
4688     *                    retrieved.
4689     *
4690     * @return Returns the image of the icon, or the default application icon
4691     * if it could not be found.  Does not return null.
4692     * @throws NameNotFoundException Thrown if the resources for the given
4693     * application could not be loaded.
4694     *
4695     * @see #getApplicationIcon(ApplicationInfo)
4696     */
4697    public abstract Drawable getApplicationIcon(String packageName)
4698            throws NameNotFoundException;
4699
4700    /**
4701     * Retrieve the banner associated with an application.
4702     *
4703     * @param info Information about application being queried.
4704     * @return Returns the image of the banner or null if the application has no
4705     *         banner specified.
4706     * @see #getApplicationBanner(String)
4707     */
4708    public abstract Drawable getApplicationBanner(ApplicationInfo info);
4709
4710    /**
4711     * Retrieve the banner associated with an application. Given the name of the
4712     * application's package, retrieves the information about it and calls
4713     * getApplicationIcon() to return its banner. If the application cannot be
4714     * found, NameNotFoundException is thrown.
4715     *
4716     * @param packageName Name of the package whose application banner is to be
4717     *            retrieved.
4718     * @return Returns the image of the banner or null if the application has no
4719     *         banner specified.
4720     * @throws NameNotFoundException Thrown if the resources for the given
4721     *             application could not be loaded.
4722     * @see #getApplicationBanner(ApplicationInfo)
4723     */
4724    public abstract Drawable getApplicationBanner(String packageName)
4725            throws NameNotFoundException;
4726
4727    /**
4728     * Retrieve the logo associated with an activity. Given the full name of an
4729     * activity, retrieves the information about it and calls
4730     * {@link ComponentInfo#loadLogo ComponentInfo.loadLogo()} to return its
4731     * logo. If the activity cannot be found, NameNotFoundException is thrown.
4732     *
4733     * @param activityName Name of the activity whose logo is to be retrieved.
4734     * @return Returns the image of the logo or null if the activity has no logo
4735     *         specified.
4736     * @throws NameNotFoundException Thrown if the resources for the given
4737     *             activity could not be loaded.
4738     * @see #getActivityLogo(Intent)
4739     */
4740    public abstract Drawable getActivityLogo(ComponentName activityName)
4741            throws NameNotFoundException;
4742
4743    /**
4744     * Retrieve the logo associated with an Intent.  If intent.getClassName() is
4745     * set, this simply returns the result of
4746     * getActivityLogo(intent.getClassName()).  Otherwise it resolves the intent's
4747     * component and returns the logo associated with the resolved component.
4748     * If intent.getClassName() cannot be found or the Intent cannot be resolved
4749     * to a component, NameNotFoundException is thrown.
4750     *
4751     * @param intent The intent for which you would like to retrieve a logo.
4752     *
4753     * @return Returns the image of the logo, or null if the activity has no
4754     * logo specified.
4755     *
4756     * @throws NameNotFoundException Thrown if the resources for application
4757     * matching the given intent could not be loaded.
4758     *
4759     * @see #getActivityLogo(ComponentName)
4760     */
4761    public abstract Drawable getActivityLogo(Intent intent)
4762            throws NameNotFoundException;
4763
4764    /**
4765     * Retrieve the logo associated with an application.  If it has not specified
4766     * a logo, this method returns null.
4767     *
4768     * @param info Information about application being queried.
4769     *
4770     * @return Returns the image of the logo, or null if no logo is specified
4771     * by the application.
4772     *
4773     * @see #getApplicationLogo(String)
4774     */
4775    public abstract Drawable getApplicationLogo(ApplicationInfo info);
4776
4777    /**
4778     * Retrieve the logo associated with an application.  Given the name of the
4779     * application's package, retrieves the information about it and calls
4780     * getApplicationLogo() to return its logo. If the application cannot be
4781     * found, NameNotFoundException is thrown.
4782     *
4783     * @param packageName Name of the package whose application logo is to be
4784     *                    retrieved.
4785     *
4786     * @return Returns the image of the logo, or null if no application logo
4787     * has been specified.
4788     *
4789     * @throws NameNotFoundException Thrown if the resources for the given
4790     * application could not be loaded.
4791     *
4792     * @see #getApplicationLogo(ApplicationInfo)
4793     */
4794    public abstract Drawable getApplicationLogo(String packageName)
4795            throws NameNotFoundException;
4796
4797    /**
4798     * If the target user is a managed profile, then this returns a badged copy of the given icon
4799     * to be able to distinguish it from the original icon. For badging an arbitrary drawable use
4800     * {@link #getUserBadgedDrawableForDensity(
4801     * android.graphics.drawable.Drawable, UserHandle, android.graphics.Rect, int)}.
4802     * <p>
4803     * If the original drawable is a BitmapDrawable and the backing bitmap is
4804     * mutable as per {@link android.graphics.Bitmap#isMutable()}, the badging
4805     * is performed in place and the original drawable is returned.
4806     * </p>
4807     *
4808     * @param icon The icon to badge.
4809     * @param user The target user.
4810     * @return A drawable that combines the original icon and a badge as
4811     *         determined by the system.
4812     */
4813    public abstract Drawable getUserBadgedIcon(Drawable icon, UserHandle user);
4814
4815    /**
4816     * If the target user is a managed profile of the calling user or the caller
4817     * is itself a managed profile, then this returns a badged copy of the given
4818     * drawable allowing the user to distinguish it from the original drawable.
4819     * The caller can specify the location in the bounds of the drawable to be
4820     * badged where the badge should be applied as well as the density of the
4821     * badge to be used.
4822     * <p>
4823     * If the original drawable is a BitmapDrawable and the backing bitmap is
4824     * mutable as per {@link android.graphics.Bitmap#isMutable()}, the badging
4825     * is performed in place and the original drawable is returned.
4826     * </p>
4827     *
4828     * @param drawable The drawable to badge.
4829     * @param user The target user.
4830     * @param badgeLocation Where in the bounds of the badged drawable to place
4831     *         the badge. If it's {@code null}, the badge is applied on top of the entire
4832     *         drawable being badged.
4833     * @param badgeDensity The optional desired density for the badge as per
4834     *         {@link android.util.DisplayMetrics#densityDpi}. If it's not positive,
4835     *         the density of the display is used.
4836     * @return A drawable that combines the original drawable and a badge as
4837     *         determined by the system.
4838     */
4839    public abstract Drawable getUserBadgedDrawableForDensity(Drawable drawable,
4840            UserHandle user, Rect badgeLocation, int badgeDensity);
4841
4842    /**
4843     * If the target user is a managed profile of the calling user or the caller
4844     * is itself a managed profile, then this returns a drawable to use as a small
4845     * icon to include in a view to distinguish it from the original icon.
4846     *
4847     * @param user The target user.
4848     * @param density The optional desired density for the badge as per
4849     *         {@link android.util.DisplayMetrics#densityDpi}. If not provided
4850     *         the density of the current display is used.
4851     * @return the drawable or null if no drawable is required.
4852     * @hide
4853     */
4854    public abstract Drawable getUserBadgeForDensity(UserHandle user, int density);
4855
4856    /**
4857     * If the target user is a managed profile of the calling user or the caller
4858     * is itself a managed profile, then this returns a drawable to use as a small
4859     * icon to include in a view to distinguish it from the original icon. This version
4860     * doesn't have background protection and should be used over a light background instead of
4861     * a badge.
4862     *
4863     * @param user The target user.
4864     * @param density The optional desired density for the badge as per
4865     *         {@link android.util.DisplayMetrics#densityDpi}. If not provided
4866     *         the density of the current display is used.
4867     * @return the drawable or null if no drawable is required.
4868     * @hide
4869     */
4870    public abstract Drawable getUserBadgeForDensityNoBackground(UserHandle user, int density);
4871
4872    /**
4873     * If the target user is a managed profile of the calling user or the caller
4874     * is itself a managed profile, then this returns a copy of the label with
4875     * badging for accessibility services like talkback. E.g. passing in "Email"
4876     * and it might return "Work Email" for Email in the work profile.
4877     *
4878     * @param label The label to change.
4879     * @param user The target user.
4880     * @return A label that combines the original label and a badge as
4881     *         determined by the system.
4882     */
4883    public abstract CharSequence getUserBadgedLabel(CharSequence label, UserHandle user);
4884
4885    /**
4886     * Retrieve text from a package.  This is a low-level API used by
4887     * the various package manager info structures (such as
4888     * {@link ComponentInfo} to implement retrieval of their associated
4889     * labels and other text.
4890     *
4891     * @param packageName The name of the package that this text is coming from.
4892     * Cannot be null.
4893     * @param resid The resource identifier of the desired text.  Cannot be 0.
4894     * @param appInfo Overall information about <var>packageName</var>.  This
4895     * may be null, in which case the application information will be retrieved
4896     * for you if needed; if you already have this information around, it can
4897     * be much more efficient to supply it here.
4898     *
4899     * @return Returns a CharSequence holding the requested text.  Returns null
4900     * if the text could not be found for any reason.
4901     */
4902    public abstract CharSequence getText(String packageName, @StringRes int resid,
4903            ApplicationInfo appInfo);
4904
4905    /**
4906     * Retrieve an XML file from a package.  This is a low-level API used to
4907     * retrieve XML meta data.
4908     *
4909     * @param packageName The name of the package that this xml is coming from.
4910     * Cannot be null.
4911     * @param resid The resource identifier of the desired xml.  Cannot be 0.
4912     * @param appInfo Overall information about <var>packageName</var>.  This
4913     * may be null, in which case the application information will be retrieved
4914     * for you if needed; if you already have this information around, it can
4915     * be much more efficient to supply it here.
4916     *
4917     * @return Returns an XmlPullParser allowing you to parse out the XML
4918     * data.  Returns null if the xml resource could not be found for any
4919     * reason.
4920     */
4921    public abstract XmlResourceParser getXml(String packageName, @XmlRes int resid,
4922            ApplicationInfo appInfo);
4923
4924    /**
4925     * Return the label to use for this application.
4926     *
4927     * @return Returns the label associated with this application, or null if
4928     * it could not be found for any reason.
4929     * @param info The application to get the label of.
4930     */
4931    public abstract CharSequence getApplicationLabel(ApplicationInfo info);
4932
4933    /**
4934     * Retrieve the resources associated with an activity.  Given the full
4935     * name of an activity, retrieves the information about it and calls
4936     * getResources() to return its application's resources.  If the activity
4937     * cannot be found, NameNotFoundException is thrown.
4938     *
4939     * @param activityName Name of the activity whose resources are to be
4940     *                     retrieved.
4941     *
4942     * @return Returns the application's Resources.
4943     * @throws NameNotFoundException Thrown if the resources for the given
4944     * application could not be loaded.
4945     *
4946     * @see #getResourcesForApplication(ApplicationInfo)
4947     */
4948    public abstract Resources getResourcesForActivity(ComponentName activityName)
4949            throws NameNotFoundException;
4950
4951    /**
4952     * Retrieve the resources for an application.  Throws NameNotFoundException
4953     * if the package is no longer installed.
4954     *
4955     * @param app Information about the desired application.
4956     *
4957     * @return Returns the application's Resources.
4958     * @throws NameNotFoundException Thrown if the resources for the given
4959     * application could not be loaded (most likely because it was uninstalled).
4960     */
4961    public abstract Resources getResourcesForApplication(ApplicationInfo app)
4962            throws NameNotFoundException;
4963
4964    /**
4965     * Retrieve the resources associated with an application.  Given the full
4966     * package name of an application, retrieves the information about it and
4967     * calls getResources() to return its application's resources.  If the
4968     * appPackageName cannot be found, NameNotFoundException is thrown.
4969     *
4970     * @param appPackageName Package name of the application whose resources
4971     *                       are to be retrieved.
4972     *
4973     * @return Returns the application's Resources.
4974     * @throws NameNotFoundException Thrown if the resources for the given
4975     * application could not be loaded.
4976     *
4977     * @see #getResourcesForApplication(ApplicationInfo)
4978     */
4979    public abstract Resources getResourcesForApplication(String appPackageName)
4980            throws NameNotFoundException;
4981
4982    /** @hide */
4983    public abstract Resources getResourcesForApplicationAsUser(String appPackageName,
4984            @UserIdInt int userId) throws NameNotFoundException;
4985
4986    /**
4987     * Retrieve overall information about an application package defined
4988     * in a package archive file
4989     *
4990     * @param archiveFilePath The path to the archive file
4991     * @param flags Additional option flags. Use any combination of
4992     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
4993     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
4994     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
4995     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
4996     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
4997     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
4998     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
4999     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
5000     *         {@link #MATCH_UNINSTALLED_PACKAGES}
5001     *         to modify the data returned.
5002     *
5003     * @return A PackageInfo object containing information about the
5004     *         package archive. If the package could not be parsed,
5005     *         returns null.
5006     *
5007     * @see #GET_ACTIVITIES
5008     * @see #GET_CONFIGURATIONS
5009     * @see #GET_GIDS
5010     * @see #GET_INSTRUMENTATION
5011     * @see #GET_INTENT_FILTERS
5012     * @see #GET_META_DATA
5013     * @see #GET_PERMISSIONS
5014     * @see #GET_PROVIDERS
5015     * @see #GET_RECEIVERS
5016     * @see #GET_SERVICES
5017     * @see #GET_SHARED_LIBRARY_FILES
5018     * @see #GET_SIGNATURES
5019     * @see #GET_URI_PERMISSION_PATTERNS
5020     * @see #MATCH_DISABLED_COMPONENTS
5021     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
5022     * @see #MATCH_UNINSTALLED_PACKAGES
5023     *
5024     */
5025    public PackageInfo getPackageArchiveInfo(String archiveFilePath, @PackageInfoFlags int flags) {
5026        final PackageParser parser = new PackageParser();
5027        parser.setCallback(new PackageParser.CallbackImpl(this));
5028        final File apkFile = new File(archiveFilePath);
5029        try {
5030            if ((flags & (MATCH_DIRECT_BOOT_UNAWARE | MATCH_DIRECT_BOOT_AWARE)) != 0) {
5031                // Caller expressed an explicit opinion about what encryption
5032                // aware/unaware components they want to see, so fall through and
5033                // give them what they want
5034            } else {
5035                // Caller expressed no opinion, so match everything
5036                flags |= MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE;
5037            }
5038
5039            PackageParser.Package pkg = parser.parseMonolithicPackage(apkFile, 0);
5040            if ((flags & GET_SIGNATURES) != 0) {
5041                PackageParser.collectCertificates(pkg, 0);
5042            }
5043            PackageUserState state = new PackageUserState();
5044            return PackageParser.generatePackageInfo(pkg, null, flags, 0, 0, null, state);
5045        } catch (PackageParserException e) {
5046            return null;
5047        }
5048    }
5049
5050    /**
5051     * @deprecated replaced by {@link PackageInstaller}
5052     * @hide
5053     */
5054    @Deprecated
5055    public abstract void installPackage(
5056            Uri packageURI,
5057            IPackageInstallObserver observer,
5058            @InstallFlags int flags,
5059            String installerPackageName);
5060    /**
5061     * @deprecated replaced by {@link PackageInstaller}
5062     * @hide
5063     */
5064    @Deprecated
5065    public abstract void installPackage(
5066            Uri packageURI,
5067            PackageInstallObserver observer,
5068            @InstallFlags int flags,
5069            String installerPackageName);
5070
5071    /**
5072     * If there is already an application with the given package name installed
5073     * on the system for other users, also install it for the calling user.
5074     * @hide
5075     */
5076    public abstract int installExistingPackage(String packageName) throws NameNotFoundException;
5077
5078    /**
5079     * If there is already an application with the given package name installed
5080     * on the system for other users, also install it for the specified user.
5081     * @hide
5082     */
5083     @RequiresPermission(anyOf = {
5084            Manifest.permission.INSTALL_PACKAGES,
5085            Manifest.permission.INTERACT_ACROSS_USERS_FULL})
5086    public abstract int installExistingPackageAsUser(String packageName, @UserIdInt int userId)
5087            throws NameNotFoundException;
5088
5089    /**
5090     * Allows a package listening to the
5091     * {@link Intent#ACTION_PACKAGE_NEEDS_VERIFICATION package verification
5092     * broadcast} to respond to the package manager. The response must include
5093     * the {@code verificationCode} which is one of
5094     * {@link PackageManager#VERIFICATION_ALLOW} or
5095     * {@link PackageManager#VERIFICATION_REJECT}.
5096     *
5097     * @param id pending package identifier as passed via the
5098     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
5099     * @param verificationCode either {@link PackageManager#VERIFICATION_ALLOW}
5100     *            or {@link PackageManager#VERIFICATION_REJECT}.
5101     * @throws SecurityException if the caller does not have the
5102     *            PACKAGE_VERIFICATION_AGENT permission.
5103     */
5104    public abstract void verifyPendingInstall(int id, int verificationCode);
5105
5106    /**
5107     * Allows a package listening to the
5108     * {@link Intent#ACTION_PACKAGE_NEEDS_VERIFICATION package verification
5109     * broadcast} to extend the default timeout for a response and declare what
5110     * action to perform after the timeout occurs. The response must include
5111     * the {@code verificationCodeAtTimeout} which is one of
5112     * {@link PackageManager#VERIFICATION_ALLOW} or
5113     * {@link PackageManager#VERIFICATION_REJECT}.
5114     *
5115     * This method may only be called once per package id. Additional calls
5116     * will have no effect.
5117     *
5118     * @param id pending package identifier as passed via the
5119     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
5120     * @param verificationCodeAtTimeout either
5121     *            {@link PackageManager#VERIFICATION_ALLOW} or
5122     *            {@link PackageManager#VERIFICATION_REJECT}. If
5123     *            {@code verificationCodeAtTimeout} is neither
5124     *            {@link PackageManager#VERIFICATION_ALLOW} or
5125     *            {@link PackageManager#VERIFICATION_REJECT}, then
5126     *            {@code verificationCodeAtTimeout} will default to
5127     *            {@link PackageManager#VERIFICATION_REJECT}.
5128     * @param millisecondsToDelay the amount of time requested for the timeout.
5129     *            Must be positive and less than
5130     *            {@link PackageManager#MAXIMUM_VERIFICATION_TIMEOUT}. If
5131     *            {@code millisecondsToDelay} is out of bounds,
5132     *            {@code millisecondsToDelay} will be set to the closest in
5133     *            bounds value; namely, 0 or
5134     *            {@link PackageManager#MAXIMUM_VERIFICATION_TIMEOUT}.
5135     * @throws SecurityException if the caller does not have the
5136     *            PACKAGE_VERIFICATION_AGENT permission.
5137     */
5138    public abstract void extendVerificationTimeout(int id,
5139            int verificationCodeAtTimeout, long millisecondsToDelay);
5140
5141    /**
5142     * Allows a package listening to the
5143     * {@link Intent#ACTION_INTENT_FILTER_NEEDS_VERIFICATION} intent filter verification
5144     * broadcast to respond to the package manager. The response must include
5145     * the {@code verificationCode} which is one of
5146     * {@link PackageManager#INTENT_FILTER_VERIFICATION_SUCCESS} or
5147     * {@link PackageManager#INTENT_FILTER_VERIFICATION_FAILURE}.
5148     *
5149     * @param verificationId pending package identifier as passed via the
5150     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
5151     * @param verificationCode either {@link PackageManager#INTENT_FILTER_VERIFICATION_SUCCESS}
5152     *            or {@link PackageManager#INTENT_FILTER_VERIFICATION_FAILURE}.
5153     * @param failedDomains a list of failed domains if the verificationCode is
5154     *            {@link PackageManager#INTENT_FILTER_VERIFICATION_FAILURE}, otherwise null;
5155     * @throws SecurityException if the caller does not have the
5156     *            INTENT_FILTER_VERIFICATION_AGENT permission.
5157     *
5158     * @hide
5159     */
5160    @SystemApi
5161    public abstract void verifyIntentFilter(int verificationId, int verificationCode,
5162            List<String> failedDomains);
5163
5164    /**
5165     * Get the status of a Domain Verification Result for an IntentFilter. This is
5166     * related to the {@link android.content.IntentFilter#setAutoVerify(boolean)} and
5167     * {@link android.content.IntentFilter#getAutoVerify()}
5168     *
5169     * This is used by the ResolverActivity to change the status depending on what the User select
5170     * in the Disambiguation Dialog and also used by the Settings App for changing the default App
5171     * for a domain.
5172     *
5173     * @param packageName The package name of the Activity associated with the IntentFilter.
5174     * @param userId The user id.
5175     *
5176     * @return The status to set to. This can be
5177     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK} or
5178     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS} or
5179     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER} or
5180     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED}
5181     *
5182     * @hide
5183     */
5184    @SystemApi
5185    public abstract int getIntentVerificationStatusAsUser(String packageName, @UserIdInt int userId);
5186
5187    /**
5188     * Allow to change the status of a Intent Verification status for all IntentFilter of an App.
5189     * This is related to the {@link android.content.IntentFilter#setAutoVerify(boolean)} and
5190     * {@link android.content.IntentFilter#getAutoVerify()}
5191     *
5192     * This is used by the ResolverActivity to change the status depending on what the User select
5193     * in the Disambiguation Dialog and also used by the Settings App for changing the default App
5194     * for a domain.
5195     *
5196     * @param packageName The package name of the Activity associated with the IntentFilter.
5197     * @param status The status to set to. This can be
5198     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK} or
5199     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS} or
5200     *              {@link #INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER}
5201     * @param userId The user id.
5202     *
5203     * @return true if the status has been set. False otherwise.
5204     *
5205     * @hide
5206     */
5207    @SystemApi
5208    public abstract boolean updateIntentVerificationStatusAsUser(String packageName, int status,
5209            @UserIdInt int userId);
5210
5211    /**
5212     * Get the list of IntentFilterVerificationInfo for a specific package and User.
5213     *
5214     * @param packageName the package name. When this parameter is set to a non null value,
5215     *                    the results will be filtered by the package name provided.
5216     *                    Otherwise, there will be no filtering and it will return a list
5217     *                    corresponding for all packages
5218     *
5219     * @return a list of IntentFilterVerificationInfo for a specific package.
5220     *
5221     * @hide
5222     */
5223    @SystemApi
5224    public abstract List<IntentFilterVerificationInfo> getIntentFilterVerifications(
5225            String packageName);
5226
5227    /**
5228     * Get the list of IntentFilter for a specific package.
5229     *
5230     * @param packageName the package name. This parameter is set to a non null value,
5231     *                    the list will contain all the IntentFilter for that package.
5232     *                    Otherwise, the list will be empty.
5233     *
5234     * @return a list of IntentFilter for a specific package.
5235     *
5236     * @hide
5237     */
5238    @SystemApi
5239    public abstract List<IntentFilter> getAllIntentFilters(String packageName);
5240
5241    /**
5242     * Get the default Browser package name for a specific user.
5243     *
5244     * @param userId The user id.
5245     *
5246     * @return the package name of the default Browser for the specified user. If the user id passed
5247     *         is -1 (all users) it will return a null value.
5248     *
5249     * @hide
5250     */
5251    @TestApi
5252    @SystemApi
5253    public abstract String getDefaultBrowserPackageNameAsUser(@UserIdInt int userId);
5254
5255    /**
5256     * Set the default Browser package name for a specific user.
5257     *
5258     * @param packageName The package name of the default Browser.
5259     * @param userId The user id.
5260     *
5261     * @return true if the default Browser for the specified user has been set,
5262     *         otherwise return false. If the user id passed is -1 (all users) this call will not
5263     *         do anything and just return false.
5264     *
5265     * @hide
5266     */
5267    @SystemApi
5268    public abstract boolean setDefaultBrowserPackageNameAsUser(String packageName,
5269            @UserIdInt int userId);
5270
5271    /**
5272     * Change the installer associated with a given package.  There are limitations
5273     * on how the installer package can be changed; in particular:
5274     * <ul>
5275     * <li> A SecurityException will be thrown if <var>installerPackageName</var>
5276     * is not signed with the same certificate as the calling application.
5277     * <li> A SecurityException will be thrown if <var>targetPackage</var> already
5278     * has an installer package, and that installer package is not signed with
5279     * the same certificate as the calling application.
5280     * </ul>
5281     *
5282     * @param targetPackage The installed package whose installer will be changed.
5283     * @param installerPackageName The package name of the new installer.  May be
5284     * null to clear the association.
5285     */
5286    public abstract void setInstallerPackageName(String targetPackage,
5287            String installerPackageName);
5288
5289    /** @hide */
5290    @SystemApi
5291    @RequiresPermission(Manifest.permission.INSTALL_PACKAGES)
5292    public abstract void setUpdateAvailable(String packageName, boolean updateAvaialble);
5293
5294    /**
5295     * Attempts to delete a package. Since this may take a little while, the
5296     * result will be posted back to the given observer. A deletion will fail if
5297     * the calling context lacks the
5298     * {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the
5299     * named package cannot be found, or if the named package is a system
5300     * package.
5301     *
5302     * @param packageName The name of the package to delete
5303     * @param observer An observer callback to get notified when the package
5304     *            deletion is complete.
5305     *            {@link android.content.pm.IPackageDeleteObserver#packageDeleted}
5306     *            will be called when that happens. observer may be null to
5307     *            indicate that no callback is desired.
5308     * @hide
5309     */
5310    @RequiresPermission(Manifest.permission.DELETE_PACKAGES)
5311    public abstract void deletePackage(String packageName, IPackageDeleteObserver observer,
5312            @DeleteFlags int flags);
5313
5314    /**
5315     * Attempts to delete a package. Since this may take a little while, the
5316     * result will be posted back to the given observer. A deletion will fail if
5317     * the named package cannot be found, or if the named package is a system
5318     * package.
5319     *
5320     * @param packageName The name of the package to delete
5321     * @param observer An observer callback to get notified when the package
5322     *            deletion is complete.
5323     *            {@link android.content.pm.IPackageDeleteObserver#packageDeleted}
5324     *            will be called when that happens. observer may be null to
5325     *            indicate that no callback is desired.
5326     * @param userId The user Id
5327     * @hide
5328     */
5329    @RequiresPermission(anyOf = {
5330            Manifest.permission.DELETE_PACKAGES,
5331            Manifest.permission.INTERACT_ACROSS_USERS_FULL})
5332    public abstract void deletePackageAsUser(@NonNull String packageName,
5333            IPackageDeleteObserver observer, @DeleteFlags int flags, @UserIdInt int userId);
5334
5335    /**
5336     * Retrieve the package name of the application that installed a package. This identifies
5337     * which market the package came from.
5338     *
5339     * @param packageName The name of the package to query
5340     */
5341    public abstract String getInstallerPackageName(String packageName);
5342
5343    /**
5344     * Attempts to clear the user data directory of an application.
5345     * Since this may take a little while, the result will
5346     * be posted back to the given observer.  A deletion will fail if the
5347     * named package cannot be found, or if the named package is a "system package".
5348     *
5349     * @param packageName The name of the package
5350     * @param observer An observer callback to get notified when the operation is finished
5351     * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
5352     * will be called when that happens.  observer may be null to indicate that
5353     * no callback is desired.
5354     *
5355     * @hide
5356     */
5357    public abstract void clearApplicationUserData(String packageName,
5358            IPackageDataObserver observer);
5359    /**
5360     * Attempts to delete the cache files associated with an application.
5361     * Since this may take a little while, the result will
5362     * be posted back to the given observer.  A deletion will fail if the calling context
5363     * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the
5364     * named package cannot be found, or if the named package is a "system package".
5365     *
5366     * @param packageName The name of the package to delete
5367     * @param observer An observer callback to get notified when the cache file deletion
5368     * is complete.
5369     * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
5370     * will be called when that happens.  observer may be null to indicate that
5371     * no callback is desired.
5372     *
5373     * @hide
5374     */
5375    public abstract void deleteApplicationCacheFiles(String packageName,
5376            IPackageDataObserver observer);
5377
5378    /**
5379     * Attempts to delete the cache files associated with an application for a given user. Since
5380     * this may take a little while, the result will be posted back to the given observer. A
5381     * deletion will fail if the calling context lacks the
5382     * {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the named package
5383     * cannot be found, or if the named package is a "system package". If {@code userId} does not
5384     * belong to the calling user, the caller must have
5385     * {@link android.Manifest.permission#INTERACT_ACROSS_USERS} permission.
5386     *
5387     * @param packageName The name of the package to delete
5388     * @param userId the user for which the cache files needs to be deleted
5389     * @param observer An observer callback to get notified when the cache file deletion is
5390     *            complete.
5391     *            {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
5392     *            will be called when that happens. observer may be null to indicate that no
5393     *            callback is desired.
5394     * @hide
5395     */
5396    public abstract void deleteApplicationCacheFilesAsUser(String packageName, int userId,
5397            IPackageDataObserver observer);
5398
5399    /**
5400     * Free storage by deleting LRU sorted list of cache files across
5401     * all applications. If the currently available free storage
5402     * on the device is greater than or equal to the requested
5403     * free storage, no cache files are cleared. If the currently
5404     * available storage on the device is less than the requested
5405     * free storage, some or all of the cache files across
5406     * all applications are deleted (based on last accessed time)
5407     * to increase the free storage space on the device to
5408     * the requested value. There is no guarantee that clearing all
5409     * the cache files from all applications will clear up
5410     * enough storage to achieve the desired value.
5411     * @param freeStorageSize The number of bytes of storage to be
5412     * freed by the system. Say if freeStorageSize is XX,
5413     * and the current free storage is YY,
5414     * if XX is less than YY, just return. if not free XX-YY number
5415     * of bytes if possible.
5416     * @param observer call back used to notify when
5417     * the operation is completed
5418     *
5419     * @hide
5420     */
5421    public void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer) {
5422        freeStorageAndNotify(null, freeStorageSize, observer);
5423    }
5424
5425    /** {@hide} */
5426    public abstract void freeStorageAndNotify(String volumeUuid, long freeStorageSize,
5427            IPackageDataObserver observer);
5428
5429    /**
5430     * Free storage by deleting LRU sorted list of cache files across
5431     * all applications. If the currently available free storage
5432     * on the device is greater than or equal to the requested
5433     * free storage, no cache files are cleared. If the currently
5434     * available storage on the device is less than the requested
5435     * free storage, some or all of the cache files across
5436     * all applications are deleted (based on last accessed time)
5437     * to increase the free storage space on the device to
5438     * the requested value. There is no guarantee that clearing all
5439     * the cache files from all applications will clear up
5440     * enough storage to achieve the desired value.
5441     * @param freeStorageSize The number of bytes of storage to be
5442     * freed by the system. Say if freeStorageSize is XX,
5443     * and the current free storage is YY,
5444     * if XX is less than YY, just return. if not free XX-YY number
5445     * of bytes if possible.
5446     * @param pi IntentSender call back used to
5447     * notify when the operation is completed.May be null
5448     * to indicate that no call back is desired.
5449     *
5450     * @hide
5451     */
5452    public void freeStorage(long freeStorageSize, IntentSender pi) {
5453        freeStorage(null, freeStorageSize, pi);
5454    }
5455
5456    /** {@hide} */
5457    public abstract void freeStorage(String volumeUuid, long freeStorageSize, IntentSender pi);
5458
5459    /**
5460     * Retrieve the size information for a package.
5461     * Since this may take a little while, the result will
5462     * be posted back to the given observer.  The calling context
5463     * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission.
5464     *
5465     * @param packageName The name of the package whose size information is to be retrieved
5466     * @param userId The user whose size information should be retrieved.
5467     * @param observer An observer callback to get notified when the operation
5468     * is complete.
5469     * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)}
5470     * The observer's callback is invoked with a PackageStats object(containing the
5471     * code, data and cache sizes of the package) and a boolean value representing
5472     * the status of the operation. observer may be null to indicate that
5473     * no callback is desired.
5474     *
5475     * @deprecated use {@link StorageStatsManager} instead.
5476     * @hide
5477     */
5478    @Deprecated
5479    public abstract void getPackageSizeInfoAsUser(String packageName, @UserIdInt int userId,
5480            IPackageStatsObserver observer);
5481
5482    /**
5483     * Like {@link #getPackageSizeInfoAsUser(String, int, IPackageStatsObserver)}, but
5484     * returns the size for the calling user.
5485     *
5486     * @deprecated use {@link StorageStatsManager} instead.
5487     * @hide
5488     */
5489    @Deprecated
5490    public void getPackageSizeInfo(String packageName, IPackageStatsObserver observer) {
5491        getPackageSizeInfoAsUser(packageName, UserHandle.myUserId(), observer);
5492    }
5493
5494    /**
5495     * @deprecated This function no longer does anything; it was an old
5496     * approach to managing preferred activities, which has been superseded
5497     * by (and conflicts with) the modern activity-based preferences.
5498     */
5499    @Deprecated
5500    public abstract void addPackageToPreferred(String packageName);
5501
5502    /**
5503     * @deprecated This function no longer does anything; it was an old
5504     * approach to managing preferred activities, which has been superseded
5505     * by (and conflicts with) the modern activity-based preferences.
5506     */
5507    @Deprecated
5508    public abstract void removePackageFromPreferred(String packageName);
5509
5510    /**
5511     * Retrieve the list of all currently configured preferred packages.  The
5512     * first package on the list is the most preferred, the last is the
5513     * least preferred.
5514     *
5515     * @param flags Additional option flags. Use any combination of
5516     *         {@link #GET_ACTIVITIES}, {@link #GET_CONFIGURATIONS},
5517     *         {@link #GET_GIDS}, {@link #GET_INSTRUMENTATION},
5518     *         {@link #GET_INTENT_FILTERS}, {@link #GET_META_DATA},
5519     *         {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
5520     *         {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
5521     *         {@link #GET_SHARED_LIBRARY_FILES}, {@link #GET_SIGNATURES},
5522     *         {@link #GET_URI_PERMISSION_PATTERNS}, {@link #GET_UNINSTALLED_PACKAGES},
5523     *         {@link #MATCH_DISABLED_COMPONENTS}, {@link #MATCH_DISABLED_UNTIL_USED_COMPONENTS},
5524     *         {@link #MATCH_UNINSTALLED_PACKAGES}
5525     *         to modify the data returned.
5526     *
5527     * @return A List of PackageInfo objects, one for each preferred application,
5528     *         in order of preference.
5529     *
5530     * @see #GET_ACTIVITIES
5531     * @see #GET_CONFIGURATIONS
5532     * @see #GET_GIDS
5533     * @see #GET_INSTRUMENTATION
5534     * @see #GET_INTENT_FILTERS
5535     * @see #GET_META_DATA
5536     * @see #GET_PERMISSIONS
5537     * @see #GET_PROVIDERS
5538     * @see #GET_RECEIVERS
5539     * @see #GET_SERVICES
5540     * @see #GET_SHARED_LIBRARY_FILES
5541     * @see #GET_SIGNATURES
5542     * @see #GET_URI_PERMISSION_PATTERNS
5543     * @see #MATCH_DISABLED_COMPONENTS
5544     * @see #MATCH_DISABLED_UNTIL_USED_COMPONENTS
5545     * @see #MATCH_UNINSTALLED_PACKAGES
5546     */
5547    public abstract List<PackageInfo> getPreferredPackages(@PackageInfoFlags int flags);
5548
5549    /**
5550     * @deprecated This is a protected API that should not have been available
5551     * to third party applications.  It is the platform's responsibility for
5552     * assigning preferred activities and this cannot be directly modified.
5553     *
5554     * Add a new preferred activity mapping to the system.  This will be used
5555     * to automatically select the given activity component when
5556     * {@link Context#startActivity(Intent) Context.startActivity()} finds
5557     * multiple matching activities and also matches the given filter.
5558     *
5559     * @param filter The set of intents under which this activity will be
5560     * made preferred.
5561     * @param match The IntentFilter match category that this preference
5562     * applies to.
5563     * @param set The set of activities that the user was picking from when
5564     * this preference was made.
5565     * @param activity The component name of the activity that is to be
5566     * preferred.
5567     */
5568    @Deprecated
5569    public abstract void addPreferredActivity(IntentFilter filter, int match,
5570            ComponentName[] set, ComponentName activity);
5571
5572    /**
5573     * Same as {@link #addPreferredActivity(IntentFilter, int,
5574            ComponentName[], ComponentName)}, but with a specific userId to apply the preference
5575            to.
5576     * @hide
5577     */
5578    public void addPreferredActivityAsUser(IntentFilter filter, int match,
5579            ComponentName[] set, ComponentName activity, @UserIdInt int userId) {
5580        throw new RuntimeException("Not implemented. Must override in a subclass.");
5581    }
5582
5583    /**
5584     * @deprecated This is a protected API that should not have been available
5585     * to third party applications.  It is the platform's responsibility for
5586     * assigning preferred activities and this cannot be directly modified.
5587     *
5588     * Replaces an existing preferred activity mapping to the system, and if that were not present
5589     * adds a new preferred activity.  This will be used
5590     * to automatically select the given activity component when
5591     * {@link Context#startActivity(Intent) Context.startActivity()} finds
5592     * multiple matching activities and also matches the given filter.
5593     *
5594     * @param filter The set of intents under which this activity will be
5595     * made preferred.
5596     * @param match The IntentFilter match category that this preference
5597     * applies to.
5598     * @param set The set of activities that the user was picking from when
5599     * this preference was made.
5600     * @param activity The component name of the activity that is to be
5601     * preferred.
5602     * @hide
5603     */
5604    @Deprecated
5605    public abstract void replacePreferredActivity(IntentFilter filter, int match,
5606            ComponentName[] set, ComponentName activity);
5607
5608    /**
5609     * @hide
5610     */
5611    @Deprecated
5612    public void replacePreferredActivityAsUser(IntentFilter filter, int match,
5613           ComponentName[] set, ComponentName activity, @UserIdInt int userId) {
5614        throw new RuntimeException("Not implemented. Must override in a subclass.");
5615    }
5616
5617    /**
5618     * Remove all preferred activity mappings, previously added with
5619     * {@link #addPreferredActivity}, from the
5620     * system whose activities are implemented in the given package name.
5621     * An application can only clear its own package(s).
5622     *
5623     * @param packageName The name of the package whose preferred activity
5624     * mappings are to be removed.
5625     */
5626    public abstract void clearPackagePreferredActivities(String packageName);
5627
5628    /**
5629     * Retrieve all preferred activities, previously added with
5630     * {@link #addPreferredActivity}, that are
5631     * currently registered with the system.
5632     *
5633     * @param outFilters A required list in which to place the filters of all of the
5634     * preferred activities.
5635     * @param outActivities A required list in which to place the component names of
5636     * all of the preferred activities.
5637     * @param packageName An optional package in which you would like to limit
5638     * the list.  If null, all activities will be returned; if non-null, only
5639     * those activities in the given package are returned.
5640     *
5641     * @return Returns the total number of registered preferred activities
5642     * (the number of distinct IntentFilter records, not the number of unique
5643     * activity components) that were found.
5644     */
5645    public abstract int getPreferredActivities(@NonNull List<IntentFilter> outFilters,
5646            @NonNull List<ComponentName> outActivities, String packageName);
5647
5648    /**
5649     * Ask for the set of available 'home' activities and the current explicit
5650     * default, if any.
5651     * @hide
5652     */
5653    public abstract ComponentName getHomeActivities(List<ResolveInfo> outActivities);
5654
5655    /**
5656     * Set the enabled setting for a package component (activity, receiver, service, provider).
5657     * This setting will override any enabled state which may have been set by the component in its
5658     * manifest.
5659     *
5660     * @param componentName The component to enable
5661     * @param newState The new enabled state for the component.  The legal values for this state
5662     *                 are:
5663     *                   {@link #COMPONENT_ENABLED_STATE_ENABLED},
5664     *                   {@link #COMPONENT_ENABLED_STATE_DISABLED}
5665     *                   and
5666     *                   {@link #COMPONENT_ENABLED_STATE_DEFAULT}
5667     *                 The last one removes the setting, thereby restoring the component's state to
5668     *                 whatever was set in it's manifest (or enabled, by default).
5669     * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0.
5670     */
5671    public abstract void setComponentEnabledSetting(ComponentName componentName,
5672            int newState, int flags);
5673
5674    /**
5675     * Return the enabled setting for a package component (activity,
5676     * receiver, service, provider).  This returns the last value set by
5677     * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most
5678     * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since
5679     * the value originally specified in the manifest has not been modified.
5680     *
5681     * @param componentName The component to retrieve.
5682     * @return Returns the current enabled state for the component.  May
5683     * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED},
5684     * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or
5685     * {@link #COMPONENT_ENABLED_STATE_DEFAULT}.  The last one means the
5686     * component's enabled state is based on the original information in
5687     * the manifest as found in {@link ComponentInfo}.
5688     */
5689    public abstract int getComponentEnabledSetting(ComponentName componentName);
5690
5691    /**
5692     * Set the enabled setting for an application
5693     * This setting will override any enabled state which may have been set by the application in
5694     * its manifest.  It also overrides the enabled state set in the manifest for any of the
5695     * application's components.  It does not override any enabled state set by
5696     * {@link #setComponentEnabledSetting} for any of the application's components.
5697     *
5698     * @param packageName The package name of the application to enable
5699     * @param newState The new enabled state for the component.  The legal values for this state
5700     *                 are:
5701     *                   {@link #COMPONENT_ENABLED_STATE_ENABLED},
5702     *                   {@link #COMPONENT_ENABLED_STATE_DISABLED}
5703     *                   and
5704     *                   {@link #COMPONENT_ENABLED_STATE_DEFAULT}
5705     *                 The last one removes the setting, thereby restoring the applications's state to
5706     *                 whatever was set in its manifest (or enabled, by default).
5707     * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0.
5708     */
5709    public abstract void setApplicationEnabledSetting(String packageName,
5710            int newState, int flags);
5711
5712    /**
5713     * Return the enabled setting for an application. This returns
5714     * the last value set by
5715     * {@link #setApplicationEnabledSetting(String, int, int)}; in most
5716     * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since
5717     * the value originally specified in the manifest has not been modified.
5718     *
5719     * @param packageName The package name of the application to retrieve.
5720     * @return Returns the current enabled state for the application.  May
5721     * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED},
5722     * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or
5723     * {@link #COMPONENT_ENABLED_STATE_DEFAULT}.  The last one means the
5724     * application's enabled state is based on the original information in
5725     * the manifest as found in {@link ApplicationInfo}.
5726     * @throws IllegalArgumentException if the named package does not exist.
5727     */
5728    public abstract int getApplicationEnabledSetting(String packageName);
5729
5730    /**
5731     * Flush the package restrictions for a given user to disk. This forces the package restrictions
5732     * like component and package enabled settings to be written to disk and avoids the delay that
5733     * is otherwise present when changing those settings.
5734     *
5735     * @param userId Ther userId of the user whose restrictions are to be flushed.
5736     * @hide
5737     */
5738    public abstract void flushPackageRestrictionsAsUser(int userId);
5739
5740    /**
5741     * Puts the package in a hidden state, which is almost like an uninstalled state,
5742     * making the package unavailable, but it doesn't remove the data or the actual
5743     * package file. Application can be unhidden by either resetting the hidden state
5744     * or by installing it, such as with {@link #installExistingPackage(String)}
5745     * @hide
5746     */
5747    public abstract boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden,
5748            UserHandle userHandle);
5749
5750    /**
5751     * Returns the hidden state of a package.
5752     * @see #setApplicationHiddenSettingAsUser(String, boolean, UserHandle)
5753     * @hide
5754     */
5755    public abstract boolean getApplicationHiddenSettingAsUser(String packageName,
5756            UserHandle userHandle);
5757
5758    /**
5759     * Return whether the device has been booted into safe mode.
5760     */
5761    public abstract boolean isSafeMode();
5762
5763    /**
5764     * Adds a listener for permission changes for installed packages.
5765     *
5766     * @param listener The listener to add.
5767     *
5768     * @hide
5769     */
5770    @SystemApi
5771    @RequiresPermission(Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS)
5772    public abstract void addOnPermissionsChangeListener(OnPermissionsChangedListener listener);
5773
5774    /**
5775     * Remvoes a listener for permission changes for installed packages.
5776     *
5777     * @param listener The listener to remove.
5778     *
5779     * @hide
5780     */
5781    @SystemApi
5782    public abstract void removeOnPermissionsChangeListener(OnPermissionsChangedListener listener);
5783
5784    /**
5785     * Return the {@link KeySet} associated with the String alias for this
5786     * application.
5787     *
5788     * @param alias The alias for a given {@link KeySet} as defined in the
5789     *        application's AndroidManifest.xml.
5790     * @hide
5791     */
5792    public abstract KeySet getKeySetByAlias(String packageName, String alias);
5793
5794    /** Return the signing {@link KeySet} for this application.
5795     * @hide
5796     */
5797    public abstract KeySet getSigningKeySet(String packageName);
5798
5799    /**
5800     * Return whether the package denoted by packageName has been signed by all
5801     * of the keys specified by the {@link KeySet} ks.  This will return true if
5802     * the package has been signed by additional keys (a superset) as well.
5803     * Compare to {@link #isSignedByExactly(String packageName, KeySet ks)}.
5804     * @hide
5805     */
5806    public abstract boolean isSignedBy(String packageName, KeySet ks);
5807
5808    /**
5809     * Return whether the package denoted by packageName has been signed by all
5810     * of, and only, the keys specified by the {@link KeySet} ks. Compare to
5811     * {@link #isSignedBy(String packageName, KeySet ks)}.
5812     * @hide
5813     */
5814    public abstract boolean isSignedByExactly(String packageName, KeySet ks);
5815
5816    /**
5817     * Puts the package in a suspended state, where attempts at starting activities are denied.
5818     *
5819     * <p>It doesn't remove the data or the actual package file. The application notifications
5820     * will be hidden, the application will not show up in recents, will not be able to show
5821     * toasts or dialogs or ring the device.
5822     *
5823     * <p>The package must already be installed. If the package is uninstalled while suspended
5824     * the package will no longer be suspended.
5825     *
5826     * @param packageNames The names of the packages to set the suspended status.
5827     * @param suspended If set to {@code true} than the packages will be suspended, if set to
5828     * {@code false} the packages will be unsuspended.
5829     * @param userId The user id.
5830     *
5831     * @return an array of package names for which the suspended status is not set as requested in
5832     * this method.
5833     *
5834     * @hide
5835     */
5836    public abstract String[] setPackagesSuspendedAsUser(
5837            String[] packageNames, boolean suspended, @UserIdInt int userId);
5838
5839    /**
5840     * @see #setPackageSuspendedAsUser(String, boolean, int)
5841     * @param packageName The name of the package to get the suspended status of.
5842     * @param userId The user id.
5843     * @return {@code true} if the package is suspended or {@code false} if the package is not
5844     * suspended or could not be found.
5845     * @hide
5846     */
5847    public abstract boolean isPackageSuspendedForUser(String packageName, int userId);
5848
5849    /**
5850     * Provide a hint of what the {@link ApplicationInfo#category} value should
5851     * be for the given package.
5852     * <p>
5853     * This hint can only be set by the app which installed this package, as
5854     * determined by {@link #getInstallerPackageName(String)}.
5855     */
5856    public abstract void setApplicationCategoryHint(String packageName,
5857            @ApplicationInfo.Category int categoryHint);
5858
5859    /** {@hide} */
5860    public static boolean isMoveStatusFinished(int status) {
5861        return (status < 0 || status > 100);
5862    }
5863
5864    /** {@hide} */
5865    public static abstract class MoveCallback {
5866        public void onCreated(int moveId, Bundle extras) {}
5867        public abstract void onStatusChanged(int moveId, int status, long estMillis);
5868    }
5869
5870    /** {@hide} */
5871    public abstract int getMoveStatus(int moveId);
5872
5873    /** {@hide} */
5874    public abstract void registerMoveCallback(MoveCallback callback, Handler handler);
5875    /** {@hide} */
5876    public abstract void unregisterMoveCallback(MoveCallback callback);
5877
5878    /** {@hide} */
5879    public abstract int movePackage(String packageName, VolumeInfo vol);
5880    /** {@hide} */
5881    public abstract @Nullable VolumeInfo getPackageCurrentVolume(ApplicationInfo app);
5882    /** {@hide} */
5883    public abstract @NonNull List<VolumeInfo> getPackageCandidateVolumes(ApplicationInfo app);
5884
5885    /** {@hide} */
5886    public abstract int movePrimaryStorage(VolumeInfo vol);
5887    /** {@hide} */
5888    public abstract @Nullable VolumeInfo getPrimaryStorageCurrentVolume();
5889    /** {@hide} */
5890    public abstract @NonNull List<VolumeInfo> getPrimaryStorageCandidateVolumes();
5891
5892    /**
5893     * Returns the device identity that verifiers can use to associate their scheme to a particular
5894     * device. This should not be used by anything other than a package verifier.
5895     *
5896     * @return identity that uniquely identifies current device
5897     * @hide
5898     */
5899    public abstract VerifierDeviceIdentity getVerifierDeviceIdentity();
5900
5901    /**
5902     * Returns true if the device is upgrading, such as first boot after OTA.
5903     *
5904     * @hide
5905     */
5906    public abstract boolean isUpgrade();
5907
5908    /**
5909     * Return interface that offers the ability to install, upgrade, and remove
5910     * applications on the device.
5911     */
5912    public abstract @NonNull PackageInstaller getPackageInstaller();
5913
5914    /**
5915     * Adds a {@code CrossProfileIntentFilter}. After calling this method all
5916     * intents sent from the user with id sourceUserId can also be be resolved
5917     * by activities in the user with id targetUserId if they match the
5918     * specified intent filter.
5919     *
5920     * @param filter The {@link IntentFilter} the intent has to match
5921     * @param sourceUserId The source user id.
5922     * @param targetUserId The target user id.
5923     * @param flags The possible values are {@link #SKIP_CURRENT_PROFILE} and
5924     *            {@link #ONLY_IF_NO_MATCH_FOUND}.
5925     * @hide
5926     */
5927    public abstract void addCrossProfileIntentFilter(IntentFilter filter, int sourceUserId,
5928            int targetUserId, int flags);
5929
5930    /**
5931     * Clearing {@code CrossProfileIntentFilter}s which have the specified user
5932     * as their source, and have been set by the app calling this method.
5933     *
5934     * @param sourceUserId The source user id.
5935     * @hide
5936     */
5937    public abstract void clearCrossProfileIntentFilters(int sourceUserId);
5938
5939    /**
5940     * @hide
5941     */
5942    public abstract Drawable loadItemIcon(PackageItemInfo itemInfo, ApplicationInfo appInfo);
5943
5944    /**
5945     * @hide
5946     */
5947    public abstract Drawable loadUnbadgedItemIcon(PackageItemInfo itemInfo, ApplicationInfo appInfo);
5948
5949    /** {@hide} */
5950    public abstract boolean isPackageAvailable(String packageName);
5951
5952    /** {@hide} */
5953    public static String installStatusToString(int status, String msg) {
5954        final String str = installStatusToString(status);
5955        if (msg != null) {
5956            return str + ": " + msg;
5957        } else {
5958            return str;
5959        }
5960    }
5961
5962    /** {@hide} */
5963    public static String installStatusToString(int status) {
5964        switch (status) {
5965            case INSTALL_SUCCEEDED: return "INSTALL_SUCCEEDED";
5966            case INSTALL_FAILED_ALREADY_EXISTS: return "INSTALL_FAILED_ALREADY_EXISTS";
5967            case INSTALL_FAILED_INVALID_APK: return "INSTALL_FAILED_INVALID_APK";
5968            case INSTALL_FAILED_INVALID_URI: return "INSTALL_FAILED_INVALID_URI";
5969            case INSTALL_FAILED_INSUFFICIENT_STORAGE: return "INSTALL_FAILED_INSUFFICIENT_STORAGE";
5970            case INSTALL_FAILED_DUPLICATE_PACKAGE: return "INSTALL_FAILED_DUPLICATE_PACKAGE";
5971            case INSTALL_FAILED_NO_SHARED_USER: return "INSTALL_FAILED_NO_SHARED_USER";
5972            case INSTALL_FAILED_UPDATE_INCOMPATIBLE: return "INSTALL_FAILED_UPDATE_INCOMPATIBLE";
5973            case INSTALL_FAILED_SHARED_USER_INCOMPATIBLE: return "INSTALL_FAILED_SHARED_USER_INCOMPATIBLE";
5974            case INSTALL_FAILED_MISSING_SHARED_LIBRARY: return "INSTALL_FAILED_MISSING_SHARED_LIBRARY";
5975            case INSTALL_FAILED_REPLACE_COULDNT_DELETE: return "INSTALL_FAILED_REPLACE_COULDNT_DELETE";
5976            case INSTALL_FAILED_DEXOPT: return "INSTALL_FAILED_DEXOPT";
5977            case INSTALL_FAILED_OLDER_SDK: return "INSTALL_FAILED_OLDER_SDK";
5978            case INSTALL_FAILED_CONFLICTING_PROVIDER: return "INSTALL_FAILED_CONFLICTING_PROVIDER";
5979            case INSTALL_FAILED_NEWER_SDK: return "INSTALL_FAILED_NEWER_SDK";
5980            case INSTALL_FAILED_TEST_ONLY: return "INSTALL_FAILED_TEST_ONLY";
5981            case INSTALL_FAILED_CPU_ABI_INCOMPATIBLE: return "INSTALL_FAILED_CPU_ABI_INCOMPATIBLE";
5982            case INSTALL_FAILED_MISSING_FEATURE: return "INSTALL_FAILED_MISSING_FEATURE";
5983            case INSTALL_FAILED_CONTAINER_ERROR: return "INSTALL_FAILED_CONTAINER_ERROR";
5984            case INSTALL_FAILED_INVALID_INSTALL_LOCATION: return "INSTALL_FAILED_INVALID_INSTALL_LOCATION";
5985            case INSTALL_FAILED_MEDIA_UNAVAILABLE: return "INSTALL_FAILED_MEDIA_UNAVAILABLE";
5986            case INSTALL_FAILED_VERIFICATION_TIMEOUT: return "INSTALL_FAILED_VERIFICATION_TIMEOUT";
5987            case INSTALL_FAILED_VERIFICATION_FAILURE: return "INSTALL_FAILED_VERIFICATION_FAILURE";
5988            case INSTALL_FAILED_PACKAGE_CHANGED: return "INSTALL_FAILED_PACKAGE_CHANGED";
5989            case INSTALL_FAILED_UID_CHANGED: return "INSTALL_FAILED_UID_CHANGED";
5990            case INSTALL_FAILED_VERSION_DOWNGRADE: return "INSTALL_FAILED_VERSION_DOWNGRADE";
5991            case INSTALL_PARSE_FAILED_NOT_APK: return "INSTALL_PARSE_FAILED_NOT_APK";
5992            case INSTALL_PARSE_FAILED_BAD_MANIFEST: return "INSTALL_PARSE_FAILED_BAD_MANIFEST";
5993            case INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION: return "INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION";
5994            case INSTALL_PARSE_FAILED_NO_CERTIFICATES: return "INSTALL_PARSE_FAILED_NO_CERTIFICATES";
5995            case INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES: return "INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES";
5996            case INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING: return "INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING";
5997            case INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME: return "INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME";
5998            case INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID: return "INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID";
5999            case INSTALL_PARSE_FAILED_MANIFEST_MALFORMED: return "INSTALL_PARSE_FAILED_MANIFEST_MALFORMED";
6000            case INSTALL_PARSE_FAILED_MANIFEST_EMPTY: return "INSTALL_PARSE_FAILED_MANIFEST_EMPTY";
6001            case INSTALL_FAILED_INTERNAL_ERROR: return "INSTALL_FAILED_INTERNAL_ERROR";
6002            case INSTALL_FAILED_USER_RESTRICTED: return "INSTALL_FAILED_USER_RESTRICTED";
6003            case INSTALL_FAILED_DUPLICATE_PERMISSION: return "INSTALL_FAILED_DUPLICATE_PERMISSION";
6004            case INSTALL_FAILED_NO_MATCHING_ABIS: return "INSTALL_FAILED_NO_MATCHING_ABIS";
6005            case INSTALL_FAILED_ABORTED: return "INSTALL_FAILED_ABORTED";
6006            default: return Integer.toString(status);
6007        }
6008    }
6009
6010    /** {@hide} */
6011    public static int installStatusToPublicStatus(int status) {
6012        switch (status) {
6013            case INSTALL_SUCCEEDED: return PackageInstaller.STATUS_SUCCESS;
6014            case INSTALL_FAILED_ALREADY_EXISTS: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6015            case INSTALL_FAILED_INVALID_APK: return PackageInstaller.STATUS_FAILURE_INVALID;
6016            case INSTALL_FAILED_INVALID_URI: return PackageInstaller.STATUS_FAILURE_INVALID;
6017            case INSTALL_FAILED_INSUFFICIENT_STORAGE: return PackageInstaller.STATUS_FAILURE_STORAGE;
6018            case INSTALL_FAILED_DUPLICATE_PACKAGE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6019            case INSTALL_FAILED_NO_SHARED_USER: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6020            case INSTALL_FAILED_UPDATE_INCOMPATIBLE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6021            case INSTALL_FAILED_SHARED_USER_INCOMPATIBLE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6022            case INSTALL_FAILED_MISSING_SHARED_LIBRARY: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6023            case INSTALL_FAILED_REPLACE_COULDNT_DELETE: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6024            case INSTALL_FAILED_DEXOPT: return PackageInstaller.STATUS_FAILURE_INVALID;
6025            case INSTALL_FAILED_OLDER_SDK: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6026            case INSTALL_FAILED_CONFLICTING_PROVIDER: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6027            case INSTALL_FAILED_NEWER_SDK: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6028            case INSTALL_FAILED_TEST_ONLY: return PackageInstaller.STATUS_FAILURE_INVALID;
6029            case INSTALL_FAILED_CPU_ABI_INCOMPATIBLE: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6030            case INSTALL_FAILED_MISSING_FEATURE: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6031            case INSTALL_FAILED_CONTAINER_ERROR: return PackageInstaller.STATUS_FAILURE_STORAGE;
6032            case INSTALL_FAILED_INVALID_INSTALL_LOCATION: return PackageInstaller.STATUS_FAILURE_STORAGE;
6033            case INSTALL_FAILED_MEDIA_UNAVAILABLE: return PackageInstaller.STATUS_FAILURE_STORAGE;
6034            case INSTALL_FAILED_VERIFICATION_TIMEOUT: return PackageInstaller.STATUS_FAILURE_ABORTED;
6035            case INSTALL_FAILED_VERIFICATION_FAILURE: return PackageInstaller.STATUS_FAILURE_ABORTED;
6036            case INSTALL_FAILED_PACKAGE_CHANGED: return PackageInstaller.STATUS_FAILURE_INVALID;
6037            case INSTALL_FAILED_UID_CHANGED: return PackageInstaller.STATUS_FAILURE_INVALID;
6038            case INSTALL_FAILED_VERSION_DOWNGRADE: return PackageInstaller.STATUS_FAILURE_INVALID;
6039            case INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE: return PackageInstaller.STATUS_FAILURE_INVALID;
6040            case INSTALL_PARSE_FAILED_NOT_APK: return PackageInstaller.STATUS_FAILURE_INVALID;
6041            case INSTALL_PARSE_FAILED_BAD_MANIFEST: return PackageInstaller.STATUS_FAILURE_INVALID;
6042            case INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION: return PackageInstaller.STATUS_FAILURE_INVALID;
6043            case INSTALL_PARSE_FAILED_NO_CERTIFICATES: return PackageInstaller.STATUS_FAILURE_INVALID;
6044            case INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES: return PackageInstaller.STATUS_FAILURE_INVALID;
6045            case INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING: return PackageInstaller.STATUS_FAILURE_INVALID;
6046            case INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME: return PackageInstaller.STATUS_FAILURE_INVALID;
6047            case INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID: return PackageInstaller.STATUS_FAILURE_INVALID;
6048            case INSTALL_PARSE_FAILED_MANIFEST_MALFORMED: return PackageInstaller.STATUS_FAILURE_INVALID;
6049            case INSTALL_PARSE_FAILED_MANIFEST_EMPTY: return PackageInstaller.STATUS_FAILURE_INVALID;
6050            case INSTALL_FAILED_INTERNAL_ERROR: return PackageInstaller.STATUS_FAILURE;
6051            case INSTALL_FAILED_USER_RESTRICTED: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6052            case INSTALL_FAILED_DUPLICATE_PERMISSION: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6053            case INSTALL_FAILED_NO_MATCHING_ABIS: return PackageInstaller.STATUS_FAILURE_INCOMPATIBLE;
6054            case INSTALL_FAILED_ABORTED: return PackageInstaller.STATUS_FAILURE_ABORTED;
6055            default: return PackageInstaller.STATUS_FAILURE;
6056        }
6057    }
6058
6059    /** {@hide} */
6060    public static String deleteStatusToString(int status, String msg) {
6061        final String str = deleteStatusToString(status);
6062        if (msg != null) {
6063            return str + ": " + msg;
6064        } else {
6065            return str;
6066        }
6067    }
6068
6069    /** {@hide} */
6070    public static String deleteStatusToString(int status) {
6071        switch (status) {
6072            case DELETE_SUCCEEDED: return "DELETE_SUCCEEDED";
6073            case DELETE_FAILED_INTERNAL_ERROR: return "DELETE_FAILED_INTERNAL_ERROR";
6074            case DELETE_FAILED_DEVICE_POLICY_MANAGER: return "DELETE_FAILED_DEVICE_POLICY_MANAGER";
6075            case DELETE_FAILED_USER_RESTRICTED: return "DELETE_FAILED_USER_RESTRICTED";
6076            case DELETE_FAILED_OWNER_BLOCKED: return "DELETE_FAILED_OWNER_BLOCKED";
6077            case DELETE_FAILED_ABORTED: return "DELETE_FAILED_ABORTED";
6078            case DELETE_FAILED_USED_SHARED_LIBRARY: return "DELETE_FAILED_USED_SHARED_LIBRARY";
6079            default: return Integer.toString(status);
6080        }
6081    }
6082
6083    /** {@hide} */
6084    public static int deleteStatusToPublicStatus(int status) {
6085        switch (status) {
6086            case DELETE_SUCCEEDED: return PackageInstaller.STATUS_SUCCESS;
6087            case DELETE_FAILED_INTERNAL_ERROR: return PackageInstaller.STATUS_FAILURE;
6088            case DELETE_FAILED_DEVICE_POLICY_MANAGER: return PackageInstaller.STATUS_FAILURE_BLOCKED;
6089            case DELETE_FAILED_USER_RESTRICTED: return PackageInstaller.STATUS_FAILURE_BLOCKED;
6090            case DELETE_FAILED_OWNER_BLOCKED: return PackageInstaller.STATUS_FAILURE_BLOCKED;
6091            case DELETE_FAILED_ABORTED: return PackageInstaller.STATUS_FAILURE_ABORTED;
6092            case DELETE_FAILED_USED_SHARED_LIBRARY: return PackageInstaller.STATUS_FAILURE_CONFLICT;
6093            default: return PackageInstaller.STATUS_FAILURE;
6094        }
6095    }
6096
6097    /** {@hide} */
6098    public static String permissionFlagToString(int flag) {
6099        switch (flag) {
6100            case FLAG_PERMISSION_GRANTED_BY_DEFAULT: return "GRANTED_BY_DEFAULT";
6101            case FLAG_PERMISSION_POLICY_FIXED: return "POLICY_FIXED";
6102            case FLAG_PERMISSION_SYSTEM_FIXED: return "SYSTEM_FIXED";
6103            case FLAG_PERMISSION_USER_SET: return "USER_SET";
6104            case FLAG_PERMISSION_REVOKE_ON_UPGRADE: return "REVOKE_ON_UPGRADE";
6105            case FLAG_PERMISSION_USER_FIXED: return "USER_FIXED";
6106            case FLAG_PERMISSION_REVIEW_REQUIRED: return "REVIEW_REQUIRED";
6107            default: return Integer.toString(flag);
6108        }
6109    }
6110
6111    /** {@hide} */
6112    public static class LegacyPackageInstallObserver extends PackageInstallObserver {
6113        private final IPackageInstallObserver mLegacy;
6114
6115        public LegacyPackageInstallObserver(IPackageInstallObserver legacy) {
6116            mLegacy = legacy;
6117        }
6118
6119        @Override
6120        public void onPackageInstalled(String basePackageName, int returnCode, String msg,
6121                Bundle extras) {
6122            if (mLegacy == null) return;
6123            try {
6124                mLegacy.packageInstalled(basePackageName, returnCode);
6125            } catch (RemoteException ignored) {
6126            }
6127        }
6128    }
6129
6130    /** {@hide} */
6131    public static class LegacyPackageDeleteObserver extends PackageDeleteObserver {
6132        private final IPackageDeleteObserver mLegacy;
6133
6134        public LegacyPackageDeleteObserver(IPackageDeleteObserver legacy) {
6135            mLegacy = legacy;
6136        }
6137
6138        @Override
6139        public void onPackageDeleted(String basePackageName, int returnCode, String msg) {
6140            if (mLegacy == null) return;
6141            try {
6142                mLegacy.packageDeleted(basePackageName, returnCode);
6143            } catch (RemoteException ignored) {
6144            }
6145        }
6146    }
6147
6148    /**
6149     * Return the install reason that was recorded when a package was first installed for a specific
6150     * user. Requesting the install reason for another user will require the permission
6151     * INTERACT_ACROSS_USERS_FULL.
6152     *
6153     * @param packageName The package for which to retrieve the install reason
6154     * @param user The user for whom to retrieve the install reason
6155     *
6156     * @return The install reason, currently one of {@code INSTALL_REASON_UNKNOWN} and
6157     *         {@code INSTALL_REASON_POLICY}. If the package is not installed for the given user,
6158     *         {@code INSTALL_REASON_UNKNOWN} is returned.
6159     *
6160     * @see #INSTALL_REASON_UNKNOWN
6161     * @see #INSTALL_REASON_POLICY
6162     * @see #INSTALL_REASON_DEVICE_RESTORE
6163     * @see #INSTALL_REASON_DEVICE_SETUP
6164     * @see #INSTALL_REASON_USER
6165     *
6166     * @hide
6167     */
6168    @TestApi
6169    public abstract @InstallReason int getInstallReason(String packageName,
6170            @NonNull UserHandle user);
6171
6172    /**
6173     * Checks whether the calling package is allowed to request package installs through package
6174     * installer. Apps are encouraged to call this api before launching the package installer via
6175     * intent {@link android.content.Intent#ACTION_INSTALL_PACKAGE}. Starting from Android O, the
6176     * user can explicitly choose what external sources they trust to install apps on the device.
6177     * If this api returns false, the install request will be blocked by the package installer and
6178     * a dialog will be shown to the user with an option to launch settings to change their
6179     * preference. An application must target Android O or higher and declare permission
6180     * {@link android.Manifest.permission#REQUEST_INSTALL_PACKAGES} in order to use this api.
6181     *
6182     * @return true if the calling package is trusted by the user to request install packages on
6183     * the device, false otherwise.
6184     * @see {@link android.content.Intent#ACTION_INSTALL_PACKAGE}
6185     * @see {@link android.provider.Settings#ACTION_MANAGE_EXTERNAL_SOURCES}
6186     */
6187    public abstract boolean canRequestPackageInstalls();
6188}
6189