PackageManager.java revision c8fcb3bcdb71fe16624bea146a67b13c150adb82
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.annotation.SdkConstant;
20import android.annotation.SdkConstant.SdkConstantType;
21import android.content.ComponentName;
22import android.content.Context;
23import android.content.Intent;
24import android.content.IntentFilter;
25import android.content.IntentSender;
26import android.content.res.Resources;
27import android.content.res.XmlResourceParser;
28import android.graphics.drawable.Drawable;
29import android.net.Uri;
30import android.os.Environment;
31import android.os.UserHandle;
32import android.util.AndroidException;
33import android.util.DisplayMetrics;
34
35import java.io.File;
36import java.util.List;
37
38/**
39 * Class for retrieving various kinds of information related to the application
40 * packages that are currently installed on the device.
41 *
42 * You can find this class through {@link Context#getPackageManager}.
43 */
44public abstract class PackageManager {
45
46    /**
47     * This exception is thrown when a given package, application, or component
48     * name cannot be found.
49     */
50    public static class NameNotFoundException extends AndroidException {
51        public NameNotFoundException() {
52        }
53
54        public NameNotFoundException(String name) {
55            super(name);
56        }
57    }
58
59    /**
60     * {@link PackageInfo} flag: return information about
61     * activities in the package in {@link PackageInfo#activities}.
62     */
63    public static final int GET_ACTIVITIES              = 0x00000001;
64
65    /**
66     * {@link PackageInfo} flag: return information about
67     * intent receivers in the package in
68     * {@link PackageInfo#receivers}.
69     */
70    public static final int GET_RECEIVERS               = 0x00000002;
71
72    /**
73     * {@link PackageInfo} flag: return information about
74     * services in the package in {@link PackageInfo#services}.
75     */
76    public static final int GET_SERVICES                = 0x00000004;
77
78    /**
79     * {@link PackageInfo} flag: return information about
80     * content providers in the package in
81     * {@link PackageInfo#providers}.
82     */
83    public static final int GET_PROVIDERS               = 0x00000008;
84
85    /**
86     * {@link PackageInfo} flag: return information about
87     * instrumentation in the package in
88     * {@link PackageInfo#instrumentation}.
89     */
90    public static final int GET_INSTRUMENTATION         = 0x00000010;
91
92    /**
93     * {@link PackageInfo} flag: return information about the
94     * intent filters supported by the activity.
95     */
96    public static final int GET_INTENT_FILTERS          = 0x00000020;
97
98    /**
99     * {@link PackageInfo} flag: return information about the
100     * signatures included in the package.
101     */
102    public static final int GET_SIGNATURES          = 0x00000040;
103
104    /**
105     * {@link ResolveInfo} flag: return the IntentFilter that
106     * was matched for a particular ResolveInfo in
107     * {@link ResolveInfo#filter}.
108     */
109    public static final int GET_RESOLVED_FILTER         = 0x00000040;
110
111    /**
112     * {@link ComponentInfo} flag: return the {@link ComponentInfo#metaData}
113     * data {@link android.os.Bundle}s that are associated with a component.
114     * This applies for any API returning a ComponentInfo subclass.
115     */
116    public static final int GET_META_DATA               = 0x00000080;
117
118    /**
119     * {@link PackageInfo} flag: return the
120     * {@link PackageInfo#gids group ids} that are associated with an
121     * application.
122     * This applies for any API returning a PackageInfo class, either
123     * directly or nested inside of another.
124     */
125    public static final int GET_GIDS                    = 0x00000100;
126
127    /**
128     * {@link PackageInfo} flag: include disabled components in the returned info.
129     */
130    public static final int GET_DISABLED_COMPONENTS     = 0x00000200;
131
132    /**
133     * {@link ApplicationInfo} flag: return the
134     * {@link ApplicationInfo#sharedLibraryFiles paths to the shared libraries}
135     * that are associated with an application.
136     * This applies for any API returning an ApplicationInfo class, either
137     * directly or nested inside of another.
138     */
139    public static final int GET_SHARED_LIBRARY_FILES    = 0x00000400;
140
141    /**
142     * {@link ProviderInfo} flag: return the
143     * {@link ProviderInfo#uriPermissionPatterns URI permission patterns}
144     * that are associated with a content provider.
145     * This applies for any API returning a ProviderInfo class, either
146     * directly or nested inside of another.
147     */
148    public static final int GET_URI_PERMISSION_PATTERNS  = 0x00000800;
149    /**
150     * {@link PackageInfo} flag: return information about
151     * permissions in the package in
152     * {@link PackageInfo#permissions}.
153     */
154    public static final int GET_PERMISSIONS               = 0x00001000;
155
156    /**
157     * Flag parameter to retrieve some information about all applications (even
158     * uninstalled ones) which have data directories. This state could have
159     * resulted if applications have been deleted with flag
160     * {@code DONT_DELETE_DATA} with a possibility of being replaced or
161     * reinstalled in future.
162     * <p>
163     * Note: this flag may cause less information about currently installed
164     * applications to be returned.
165     */
166    public static final int GET_UNINSTALLED_PACKAGES = 0x00002000;
167
168    /**
169     * {@link PackageInfo} flag: return information about
170     * hardware preferences in
171     * {@link PackageInfo#configPreferences PackageInfo.configPreferences} and
172     * requested features in {@link PackageInfo#reqFeatures
173     * PackageInfo.reqFeatures}.
174     */
175    public static final int GET_CONFIGURATIONS = 0x00004000;
176
177    /**
178     * {@link PackageInfo} flag: include disabled components which are in
179     * that state only because of {@link #COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED}
180     * in the returned info.  Note that if you set this flag, applications
181     * that are in this disabled state will be reported as enabled.
182     */
183    public static final int GET_DISABLED_UNTIL_USED_COMPONENTS = 0x00008000;
184
185    /**
186     * Resolution and querying flag: if set, only filters that support the
187     * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for
188     * matching.  This is a synonym for including the CATEGORY_DEFAULT in your
189     * supplied Intent.
190     */
191    public static final int MATCH_DEFAULT_ONLY   = 0x00010000;
192
193    /**
194     * Permission check result: this is returned by {@link #checkPermission}
195     * if the permission has been granted to the given package.
196     */
197    public static final int PERMISSION_GRANTED = 0;
198
199    /**
200     * Permission check result: this is returned by {@link #checkPermission}
201     * if the permission has not been granted to the given package.
202     */
203    public static final int PERMISSION_DENIED = -1;
204
205    /**
206     * Signature check result: this is returned by {@link #checkSignatures}
207     * if all signatures on the two packages match.
208     */
209    public static final int SIGNATURE_MATCH = 0;
210
211    /**
212     * Signature check result: this is returned by {@link #checkSignatures}
213     * if neither of the two packages is signed.
214     */
215    public static final int SIGNATURE_NEITHER_SIGNED = 1;
216
217    /**
218     * Signature check result: this is returned by {@link #checkSignatures}
219     * if the first package is not signed but the second is.
220     */
221    public static final int SIGNATURE_FIRST_NOT_SIGNED = -1;
222
223    /**
224     * Signature check result: this is returned by {@link #checkSignatures}
225     * if the second package is not signed but the first is.
226     */
227    public static final int SIGNATURE_SECOND_NOT_SIGNED = -2;
228
229    /**
230     * Signature check result: this is returned by {@link #checkSignatures}
231     * if not all signatures on both packages match.
232     */
233    public static final int SIGNATURE_NO_MATCH = -3;
234
235    /**
236     * Signature check result: this is returned by {@link #checkSignatures}
237     * if either of the packages are not valid.
238     */
239    public static final int SIGNATURE_UNKNOWN_PACKAGE = -4;
240
241    /**
242     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
243     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
244     * component or application is in its default enabled state (as specified
245     * in its manifest).
246     */
247    public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0;
248
249    /**
250     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
251     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
252     * component or application has been explictily enabled, regardless of
253     * what it has specified in its manifest.
254     */
255    public static final int COMPONENT_ENABLED_STATE_ENABLED = 1;
256
257    /**
258     * Flag for {@link #setApplicationEnabledSetting(String, int, int)}
259     * and {@link #setComponentEnabledSetting(ComponentName, int, int)}: This
260     * component or application has been explicitly disabled, regardless of
261     * what it has specified in its manifest.
262     */
263    public static final int COMPONENT_ENABLED_STATE_DISABLED = 2;
264
265    /**
266     * Flag for {@link #setApplicationEnabledSetting(String, int, int)} only: The
267     * user has explicitly disabled the application, regardless of what it has
268     * specified in its manifest.  Because this is due to the user's request,
269     * they may re-enable it if desired through the appropriate system UI.  This
270     * option currently <strong>cannot</strong> be used with
271     * {@link #setComponentEnabledSetting(ComponentName, int, int)}.
272     */
273    public static final int COMPONENT_ENABLED_STATE_DISABLED_USER = 3;
274
275    /**
276     * Flag for {@link #setApplicationEnabledSetting(String, int, int)} only: This
277     * application should be considered, until the point where the user actually
278     * wants to use it.  This means that it will not normally show up to the user
279     * (such as in the launcher), but various parts of the user interface can
280     * use {@link #GET_DISABLED_UNTIL_USED_COMPONENTS} to still see it and allow
281     * the user to select it (as for example an IME, device admin, etc).  Such code,
282     * once the user has selected the app, should at that point also make it enabled.
283     * This option currently <strong>can not</strong> be used with
284     * {@link #setComponentEnabledSetting(ComponentName, int, int)}.
285     */
286    public static final int COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED = 4;
287
288    /**
289     * Flag parameter for {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} to
290     * indicate that this package should be installed as forward locked, i.e. only the app itself
291     * should have access to its code and non-resource assets.
292     * @hide
293     */
294    public static final int INSTALL_FORWARD_LOCK = 0x00000001;
295
296    /**
297     * Flag parameter for {@link #installPackage} to indicate that you want to replace an already
298     * installed package, if one exists.
299     * @hide
300     */
301    public static final int INSTALL_REPLACE_EXISTING = 0x00000002;
302
303    /**
304     * Flag parameter for {@link #installPackage} to indicate that you want to
305     * allow test packages (those that have set android:testOnly in their
306     * manifest) to be installed.
307     * @hide
308     */
309    public static final int INSTALL_ALLOW_TEST = 0x00000004;
310
311    /**
312     * Flag parameter for {@link #installPackage} to indicate that this
313     * package has to be installed on the sdcard.
314     * @hide
315     */
316    public static final int INSTALL_EXTERNAL = 0x00000008;
317
318    /**
319     * Flag parameter for {@link #installPackage} to indicate that this package
320     * has to be installed on the sdcard.
321     * @hide
322     */
323    public static final int INSTALL_INTERNAL = 0x00000010;
324
325    /**
326     * Flag parameter for {@link #installPackage} to indicate that this install
327     * was initiated via ADB.
328     *
329     * @hide
330     */
331    public static final int INSTALL_FROM_ADB = 0x00000020;
332
333    /**
334     * Flag parameter for {@link #installPackage} to indicate that this install
335     * should immediately be visible to all users.
336     *
337     * @hide
338     */
339    public static final int INSTALL_ALL_USERS = 0x00000040;
340
341    /**
342     * Flag parameter for {@link #installPackage} to indicate that it is okay
343     * to install an update to an app where the newly installed app has a lower
344     * version code than the currently installed app.
345     *
346     * @hide
347     */
348    public static final int INSTALL_ALLOW_DOWNGRADE = 0x00000080;
349
350    /**
351     * Flag parameter for
352     * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate
353     * that you don't want to kill the app containing the component.  Be careful when you set this
354     * since changing component states can make the containing application's behavior unpredictable.
355     */
356    public static final int DONT_KILL_APP = 0x00000001;
357
358    /**
359     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
360     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} on success.
361     * @hide
362     */
363    public static final int INSTALL_SUCCEEDED = 1;
364
365    /**
366     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
367     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package is
368     * already installed.
369     * @hide
370     */
371    public static final int INSTALL_FAILED_ALREADY_EXISTS = -1;
372
373    /**
374     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
375     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package archive
376     * file is invalid.
377     * @hide
378     */
379    public static final int INSTALL_FAILED_INVALID_APK = -2;
380
381    /**
382     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
383     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the URI passed in
384     * is invalid.
385     * @hide
386     */
387    public static final int INSTALL_FAILED_INVALID_URI = -3;
388
389    /**
390     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
391     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package manager
392     * service found that the device didn't have enough storage space to install the app.
393     * @hide
394     */
395    public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4;
396
397    /**
398     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
399     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if a
400     * package is already installed with the same name.
401     * @hide
402     */
403    public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5;
404
405    /**
406     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
407     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
408     * the requested shared user does not exist.
409     * @hide
410     */
411    public static final int INSTALL_FAILED_NO_SHARED_USER = -6;
412
413    /**
414     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
415     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
416     * a previously installed package of the same name has a different signature
417     * than the new package (and the old package's data was not removed).
418     * @hide
419     */
420    public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7;
421
422    /**
423     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
424     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
425     * the new package is requested a shared user which is already installed on the
426     * device and does not have matching signature.
427     * @hide
428     */
429    public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8;
430
431    /**
432     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
433     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
434     * the new package uses a shared library that is not available.
435     * @hide
436     */
437    public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9;
438
439    /**
440     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
441     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
442     * the new package uses a shared library that is not available.
443     * @hide
444     */
445    public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10;
446
447    /**
448     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
449     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
450     * the new package failed while optimizing and validating its dex files,
451     * either because there was not enough storage or the validation failed.
452     * @hide
453     */
454    public static final int INSTALL_FAILED_DEXOPT = -11;
455
456    /**
457     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
458     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
459     * the new package failed because the current SDK version is older than
460     * that required by the package.
461     * @hide
462     */
463    public static final int INSTALL_FAILED_OLDER_SDK = -12;
464
465    /**
466     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
467     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
468     * the new package failed because it contains a content provider with the
469     * same authority as a provider already installed in the system.
470     * @hide
471     */
472    public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13;
473
474    /**
475     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
476     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
477     * the new package failed because the current SDK version is newer than
478     * that required by the package.
479     * @hide
480     */
481    public static final int INSTALL_FAILED_NEWER_SDK = -14;
482
483    /**
484     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
485     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
486     * the new package failed because it has specified that it is a test-only
487     * package and the caller has not supplied the {@link #INSTALL_ALLOW_TEST}
488     * flag.
489     * @hide
490     */
491    public static final int INSTALL_FAILED_TEST_ONLY = -15;
492
493    /**
494     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
495     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
496     * the package being installed contains native code, but none that is
497     * compatible with the device's CPU_ABI.
498     * @hide
499     */
500    public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE = -16;
501
502    /**
503     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
504     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
505     * the new package uses a feature that is not available.
506     * @hide
507     */
508    public static final int INSTALL_FAILED_MISSING_FEATURE = -17;
509
510    // ------ Errors related to sdcard
511    /**
512     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
513     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
514     * a secure container mount point couldn't be accessed on external media.
515     * @hide
516     */
517    public static final int INSTALL_FAILED_CONTAINER_ERROR = -18;
518
519    /**
520     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
521     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
522     * the new package couldn't be installed in the specified install
523     * location.
524     * @hide
525     */
526    public static final int INSTALL_FAILED_INVALID_INSTALL_LOCATION = -19;
527
528    /**
529     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
530     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
531     * the new package couldn't be installed in the specified install
532     * location because the media is not available.
533     * @hide
534     */
535    public static final int INSTALL_FAILED_MEDIA_UNAVAILABLE = -20;
536
537    /**
538     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
539     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
540     * the new package couldn't be installed because the verification timed out.
541     * @hide
542     */
543    public static final int INSTALL_FAILED_VERIFICATION_TIMEOUT = -21;
544
545    /**
546     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
547     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
548     * the new package couldn't be installed because the verification did not succeed.
549     * @hide
550     */
551    public static final int INSTALL_FAILED_VERIFICATION_FAILURE = -22;
552
553    /**
554     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
555     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
556     * the package changed from what the calling program expected.
557     * @hide
558     */
559    public static final int INSTALL_FAILED_PACKAGE_CHANGED = -23;
560
561    /**
562     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
563     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
564     * the new package is assigned a different UID than it previously held.
565     * @hide
566     */
567    public static final int INSTALL_FAILED_UID_CHANGED = -24;
568
569    /**
570     * Installation return code: this is passed to the {@link IPackageInstallObserver} by
571     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if
572     * the new package has an older version code than the currently installed package.
573     * @hide
574     */
575    public static final int INSTALL_FAILED_VERSION_DOWNGRADE = -25;
576
577    /**
578     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
579     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
580     * if the parser was given a path that is not a file, or does not end with the expected
581     * '.apk' extension.
582     * @hide
583     */
584    public static final int INSTALL_PARSE_FAILED_NOT_APK = -100;
585
586    /**
587     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
588     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
589     * if the parser was unable to retrieve the AndroidManifest.xml file.
590     * @hide
591     */
592    public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101;
593
594    /**
595     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
596     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
597     * if the parser encountered an unexpected exception.
598     * @hide
599     */
600    public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102;
601
602    /**
603     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
604     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
605     * if the parser did not find any certificates in the .apk.
606     * @hide
607     */
608    public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103;
609
610    /**
611     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
612     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
613     * if the parser found inconsistent certificates on the files in the .apk.
614     * @hide
615     */
616    public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104;
617
618    /**
619     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
620     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
621     * if the parser encountered a CertificateEncodingException in one of the
622     * files in the .apk.
623     * @hide
624     */
625    public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105;
626
627    /**
628     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
629     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
630     * if the parser encountered a bad or missing package name in the manifest.
631     * @hide
632     */
633    public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106;
634
635    /**
636     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
637     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
638     * if the parser encountered a bad shared user id name in the manifest.
639     * @hide
640     */
641    public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107;
642
643    /**
644     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
645     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
646     * if the parser encountered some structural problem in the manifest.
647     * @hide
648     */
649    public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108;
650
651    /**
652     * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by
653     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
654     * if the parser did not find any actionable tags (instrumentation or application)
655     * in the manifest.
656     * @hide
657     */
658    public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109;
659
660    /**
661     * Installation failed return code: this is passed to the {@link IPackageInstallObserver} by
662     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
663     * if the system failed to install the package because of system issues.
664     * @hide
665     */
666    public static final int INSTALL_FAILED_INTERNAL_ERROR = -110;
667
668    /**
669     * Installation failed return code: this is passed to the {@link IPackageInstallObserver} by
670     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
671     * if the system failed to install the package because the user is restricted from installing
672     * apps.
673     * @hide
674     */
675    public static final int INSTALL_FAILED_USER_RESTRICTED = -111;
676
677    /**
678     * Installation failed return code: this is passed to the {@link IPackageInstallObserver} by
679     * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)}
680     * if the system failed to install the package because its packaged native code did not
681     * match any of the ABIs supported by the system.
682     *
683     * @hide
684     */
685    public static final int INSTALL_FAILED_NO_MATCHING_ABIS = -112;
686
687    /**
688     * Internal return code for NativeLibraryHelper methods to indicate that the package
689     * being processed did not contain any native code. This is placed here only so that
690     * it can belong to the same value space as the other install failure codes.
691     *
692     * @hide
693     */
694    public static final int NO_NATIVE_LIBRARIES = -113;
695
696    /**
697     * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the
698     * package's data directory.
699     *
700     * @hide
701     */
702    public static final int DELETE_KEEP_DATA = 0x00000001;
703
704    /**
705     * Flag parameter for {@link #deletePackage} to indicate that you want the
706     * package deleted for all users.
707     *
708     * @hide
709     */
710    public static final int DELETE_ALL_USERS = 0x00000002;
711
712    /**
713     * Flag parameter for {@link #deletePackage} to indicate that, if you are calling
714     * uninstall on a system that has been updated, then don't do the normal process
715     * of uninstalling the update and rolling back to the older system version (which
716     * needs to happen for all users); instead, just mark the app as uninstalled for
717     * the current user.
718     *
719     * @hide
720     */
721    public static final int DELETE_SYSTEM_APP = 0x00000004;
722
723    /**
724     * Return code for when package deletion succeeds. This is passed to the
725     * {@link IPackageDeleteObserver} by {@link #deletePackage()} if the system
726     * succeeded in deleting the package.
727     *
728     * @hide
729     */
730    public static final int DELETE_SUCCEEDED = 1;
731
732    /**
733     * Deletion failed return code: this is passed to the
734     * {@link IPackageDeleteObserver} by {@link #deletePackage()} if the system
735     * failed to delete the package for an unspecified reason.
736     *
737     * @hide
738     */
739    public static final int DELETE_FAILED_INTERNAL_ERROR = -1;
740
741    /**
742     * Deletion failed return code: this is passed to the
743     * {@link IPackageDeleteObserver} by {@link #deletePackage()} if the system
744     * failed to delete the package because it is the active DevicePolicy
745     * manager.
746     *
747     * @hide
748     */
749    public static final int DELETE_FAILED_DEVICE_POLICY_MANAGER = -2;
750
751    /**
752     * Deletion failed return code: this is passed to the
753     * {@link IPackageDeleteObserver} by {@link #deletePackage()} if the system
754     * failed to delete the package since the user is restricted.
755     *
756     * @hide
757     */
758    public static final int DELETE_FAILED_USER_RESTRICTED = -3;
759
760    /**
761     * Return code that is passed to the {@link IPackageMoveObserver} by
762     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)} when the
763     * package has been successfully moved by the system.
764     *
765     * @hide
766     */
767    public static final int MOVE_SUCCEEDED = 1;
768    /**
769     * Error code that is passed to the {@link IPackageMoveObserver} by
770     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)}
771     * when the package hasn't been successfully moved by the system
772     * because of insufficient memory on specified media.
773     * @hide
774     */
775    public static final int MOVE_FAILED_INSUFFICIENT_STORAGE = -1;
776
777    /**
778     * Error code that is passed to the {@link IPackageMoveObserver} by
779     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)}
780     * if the specified package doesn't exist.
781     * @hide
782     */
783    public static final int MOVE_FAILED_DOESNT_EXIST = -2;
784
785    /**
786     * Error code that is passed to the {@link IPackageMoveObserver} by
787     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)}
788     * if the specified package cannot be moved since its a system package.
789     * @hide
790     */
791    public static final int MOVE_FAILED_SYSTEM_PACKAGE = -3;
792
793    /**
794     * Error code that is passed to the {@link IPackageMoveObserver} by
795     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)}
796     * if the specified package cannot be moved since its forward locked.
797     * @hide
798     */
799    public static final int MOVE_FAILED_FORWARD_LOCKED = -4;
800
801    /**
802     * Error code that is passed to the {@link IPackageMoveObserver} by
803     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)}
804     * if the specified package cannot be moved to the specified location.
805     * @hide
806     */
807    public static final int MOVE_FAILED_INVALID_LOCATION = -5;
808
809    /**
810     * Error code that is passed to the {@link IPackageMoveObserver} by
811     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)}
812     * if the specified package cannot be moved to the specified location.
813     * @hide
814     */
815    public static final int MOVE_FAILED_INTERNAL_ERROR = -6;
816
817    /**
818     * Error code that is passed to the {@link IPackageMoveObserver} by
819     * {@link #movePackage(android.net.Uri, IPackageMoveObserver)} if the
820     * specified package already has an operation pending in the
821     * {@link PackageHandler} queue.
822     *
823     * @hide
824     */
825    public static final int MOVE_FAILED_OPERATION_PENDING = -7;
826
827    /**
828     * Flag parameter for {@link #movePackage} to indicate that
829     * the package should be moved to internal storage if its
830     * been installed on external media.
831     * @hide
832     */
833    public static final int MOVE_INTERNAL = 0x00000001;
834
835    /**
836     * Flag parameter for {@link #movePackage} to indicate that
837     * the package should be moved to external media.
838     * @hide
839     */
840    public static final int MOVE_EXTERNAL_MEDIA = 0x00000002;
841
842    /**
843     * Usable by the required verifier as the {@code verificationCode} argument
844     * for {@link PackageManager#verifyPendingInstall} to indicate that it will
845     * allow the installation to proceed without any of the optional verifiers
846     * needing to vote.
847     *
848     * @hide
849     */
850    public static final int VERIFICATION_ALLOW_WITHOUT_SUFFICIENT = 2;
851
852    /**
853     * Used as the {@code verificationCode} argument for
854     * {@link PackageManager#verifyPendingInstall} to indicate that the calling
855     * package verifier allows the installation to proceed.
856     */
857    public static final int VERIFICATION_ALLOW = 1;
858
859    /**
860     * Used as the {@code verificationCode} argument for
861     * {@link PackageManager#verifyPendingInstall} to indicate the calling
862     * package verifier does not vote to allow the installation to proceed.
863     */
864    public static final int VERIFICATION_REJECT = -1;
865
866    /**
867     * Can be used as the {@code millisecondsToDelay} argument for
868     * {@link PackageManager#extendVerificationTimeout}. This is the
869     * maximum time {@code PackageManager} waits for the verification
870     * agent to return (in milliseconds).
871     */
872    public static final long MAXIMUM_VERIFICATION_TIMEOUT = 60*60*1000;
873
874    /**
875     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: The device's
876     * audio pipeline is low-latency, more suitable for audio applications sensitive to delays or
877     * lag in sound input or output.
878     */
879    @SdkConstant(SdkConstantType.FEATURE)
880    public static final String FEATURE_AUDIO_LOW_LATENCY = "android.hardware.audio.low_latency";
881
882    /**
883     * Feature for {@link #getSystemAvailableFeatures} and
884     * {@link #hasSystemFeature}: The device is capable of communicating with
885     * other devices via Bluetooth.
886     */
887    @SdkConstant(SdkConstantType.FEATURE)
888    public static final String FEATURE_BLUETOOTH = "android.hardware.bluetooth";
889
890    /**
891     * Feature for {@link #getSystemAvailableFeatures} and
892     * {@link #hasSystemFeature}: The device is capable of communicating with
893     * other devices via Bluetooth Low Energy radio.
894     */
895    @SdkConstant(SdkConstantType.FEATURE)
896    public static final String FEATURE_BLUETOOTH_LE = "android.hardware.bluetooth_le";
897
898    /**
899     * Feature for {@link #getSystemAvailableFeatures} and
900     * {@link #hasSystemFeature}: The device has a camera facing away
901     * from the screen.
902     */
903    @SdkConstant(SdkConstantType.FEATURE)
904    public static final String FEATURE_CAMERA = "android.hardware.camera";
905
906    /**
907     * Feature for {@link #getSystemAvailableFeatures} and
908     * {@link #hasSystemFeature}: The device's camera supports auto-focus.
909     */
910    @SdkConstant(SdkConstantType.FEATURE)
911    public static final String FEATURE_CAMERA_AUTOFOCUS = "android.hardware.camera.autofocus";
912
913    /**
914     * Feature for {@link #getSystemAvailableFeatures} and
915     * {@link #hasSystemFeature}: The device has at least one camera pointing in
916     * some direction, or can support an external camera being connected to it.
917     */
918    @SdkConstant(SdkConstantType.FEATURE)
919    public static final String FEATURE_CAMERA_ANY = "android.hardware.camera.any";
920
921    /**
922     * Feature for {@link #getSystemAvailableFeatures} and
923     * {@link #hasSystemFeature}: The device can support having an external camera connected to it.
924     * The external camera may not always be connected or available to applications to use.
925     */
926    @SdkConstant(SdkConstantType.FEATURE)
927    public static final String FEATURE_CAMERA_EXTERNAL = "android.hardware.camera.external";
928
929    /**
930     * Feature for {@link #getSystemAvailableFeatures} and
931     * {@link #hasSystemFeature}: The device's camera supports flash.
932     */
933    @SdkConstant(SdkConstantType.FEATURE)
934    public static final String FEATURE_CAMERA_FLASH = "android.hardware.camera.flash";
935
936    /**
937     * Feature for {@link #getSystemAvailableFeatures} and
938     * {@link #hasSystemFeature}: The device has a front facing camera.
939     */
940    @SdkConstant(SdkConstantType.FEATURE)
941    public static final String FEATURE_CAMERA_FRONT = "android.hardware.camera.front";
942
943    /**
944     * Feature for {@link #getSystemAvailableFeatures} and
945     * {@link #hasSystemFeature}: The device is capable of communicating with
946     * consumer IR devices.
947     */
948    @SdkConstant(SdkConstantType.FEATURE)
949    public static final String FEATURE_CONSUMER_IR = "android.hardware.consumerir";
950
951    /**
952     * Feature for {@link #getSystemAvailableFeatures} and
953     * {@link #hasSystemFeature}: The device supports one or more methods of
954     * reporting current location.
955     */
956    @SdkConstant(SdkConstantType.FEATURE)
957    public static final String FEATURE_LOCATION = "android.hardware.location";
958
959    /**
960     * Feature for {@link #getSystemAvailableFeatures} and
961     * {@link #hasSystemFeature}: The device has a Global Positioning System
962     * receiver and can report precise location.
963     */
964    @SdkConstant(SdkConstantType.FEATURE)
965    public static final String FEATURE_LOCATION_GPS = "android.hardware.location.gps";
966
967    /**
968     * Feature for {@link #getSystemAvailableFeatures} and
969     * {@link #hasSystemFeature}: The device can report location with coarse
970     * accuracy using a network-based geolocation system.
971     */
972    @SdkConstant(SdkConstantType.FEATURE)
973    public static final String FEATURE_LOCATION_NETWORK = "android.hardware.location.network";
974
975    /**
976     * Feature for {@link #getSystemAvailableFeatures} and
977     * {@link #hasSystemFeature}: The device can record audio via a
978     * microphone.
979     */
980    @SdkConstant(SdkConstantType.FEATURE)
981    public static final String FEATURE_MICROPHONE = "android.hardware.microphone";
982
983    /**
984     * Feature for {@link #getSystemAvailableFeatures} and
985     * {@link #hasSystemFeature}: The device can communicate using Near-Field
986     * Communications (NFC).
987     */
988    @SdkConstant(SdkConstantType.FEATURE)
989    public static final String FEATURE_NFC = "android.hardware.nfc";
990
991    /**
992     * Feature for {@link #getSystemAvailableFeatures} and
993     * {@link #hasSystemFeature}: The device supports host-
994     * based NFC card emulation.
995     *
996     * TODO remove when depending apps have moved to new constant.
997     * @hide
998     * @deprecated
999     */
1000    @Deprecated
1001    @SdkConstant(SdkConstantType.FEATURE)
1002    public static final String FEATURE_NFC_HCE = "android.hardware.nfc.hce";
1003
1004    /**
1005     * Feature for {@link #getSystemAvailableFeatures} and
1006     * {@link #hasSystemFeature}: The device supports host-
1007     * based NFC card emulation.
1008     */
1009    @SdkConstant(SdkConstantType.FEATURE)
1010    public static final String FEATURE_NFC_HOST_CARD_EMULATION = "android.hardware.nfc.hce";
1011
1012    /**
1013     * Feature for {@link #getSystemAvailableFeatures} and
1014     * {@link #hasSystemFeature}: The device includes an accelerometer.
1015     */
1016    @SdkConstant(SdkConstantType.FEATURE)
1017    public static final String FEATURE_SENSOR_ACCELEROMETER = "android.hardware.sensor.accelerometer";
1018
1019    /**
1020     * Feature for {@link #getSystemAvailableFeatures} and
1021     * {@link #hasSystemFeature}: The device includes a barometer (air
1022     * pressure sensor.)
1023     */
1024    @SdkConstant(SdkConstantType.FEATURE)
1025    public static final String FEATURE_SENSOR_BAROMETER = "android.hardware.sensor.barometer";
1026
1027    /**
1028     * Feature for {@link #getSystemAvailableFeatures} and
1029     * {@link #hasSystemFeature}: The device includes a magnetometer (compass).
1030     */
1031    @SdkConstant(SdkConstantType.FEATURE)
1032    public static final String FEATURE_SENSOR_COMPASS = "android.hardware.sensor.compass";
1033
1034    /**
1035     * Feature for {@link #getSystemAvailableFeatures} and
1036     * {@link #hasSystemFeature}: The device includes a gyroscope.
1037     */
1038    @SdkConstant(SdkConstantType.FEATURE)
1039    public static final String FEATURE_SENSOR_GYROSCOPE = "android.hardware.sensor.gyroscope";
1040
1041    /**
1042     * Feature for {@link #getSystemAvailableFeatures} and
1043     * {@link #hasSystemFeature}: The device includes a light sensor.
1044     */
1045    @SdkConstant(SdkConstantType.FEATURE)
1046    public static final String FEATURE_SENSOR_LIGHT = "android.hardware.sensor.light";
1047
1048    /**
1049     * Feature for {@link #getSystemAvailableFeatures} and
1050     * {@link #hasSystemFeature}: The device includes a proximity sensor.
1051     */
1052    @SdkConstant(SdkConstantType.FEATURE)
1053    public static final String FEATURE_SENSOR_PROXIMITY = "android.hardware.sensor.proximity";
1054
1055    /**
1056     * Feature for {@link #getSystemAvailableFeatures} and
1057     * {@link #hasSystemFeature}: The device includes a hardware step counter.
1058     */
1059    @SdkConstant(SdkConstantType.FEATURE)
1060    public static final String FEATURE_SENSOR_STEP_COUNTER = "android.hardware.sensor.stepcounter";
1061
1062    /**
1063     * Feature for {@link #getSystemAvailableFeatures} and
1064     * {@link #hasSystemFeature}: The device includes a hardware step detector.
1065     */
1066    @SdkConstant(SdkConstantType.FEATURE)
1067    public static final String FEATURE_SENSOR_STEP_DETECTOR = "android.hardware.sensor.stepdetector";
1068
1069    /**
1070     * Feature for {@link #getSystemAvailableFeatures} and
1071     * {@link #hasSystemFeature}: The device includes a heart rate monitor.
1072     */
1073    @SdkConstant(SdkConstantType.FEATURE)
1074    public static final String FEATURE_SENSOR_HEART_RATE = "android.hardware.sensor.heartrate";
1075
1076    /**
1077     * Feature for {@link #getSystemAvailableFeatures} and
1078     * {@link #hasSystemFeature}: The device has a telephony radio with data
1079     * communication support.
1080     */
1081    @SdkConstant(SdkConstantType.FEATURE)
1082    public static final String FEATURE_TELEPHONY = "android.hardware.telephony";
1083
1084    /**
1085     * Feature for {@link #getSystemAvailableFeatures} and
1086     * {@link #hasSystemFeature}: The device has a CDMA telephony stack.
1087     */
1088    @SdkConstant(SdkConstantType.FEATURE)
1089    public static final String FEATURE_TELEPHONY_CDMA = "android.hardware.telephony.cdma";
1090
1091    /**
1092     * Feature for {@link #getSystemAvailableFeatures} and
1093     * {@link #hasSystemFeature}: The device has a GSM telephony stack.
1094     */
1095    @SdkConstant(SdkConstantType.FEATURE)
1096    public static final String FEATURE_TELEPHONY_GSM = "android.hardware.telephony.gsm";
1097
1098    /**
1099     * Feature for {@link #getSystemAvailableFeatures} and
1100     * {@link #hasSystemFeature}: The device supports connecting to USB devices
1101     * as the USB host.
1102     */
1103    @SdkConstant(SdkConstantType.FEATURE)
1104    public static final String FEATURE_USB_HOST = "android.hardware.usb.host";
1105
1106    /**
1107     * Feature for {@link #getSystemAvailableFeatures} and
1108     * {@link #hasSystemFeature}: The device supports connecting to USB accessories.
1109     */
1110    @SdkConstant(SdkConstantType.FEATURE)
1111    public static final String FEATURE_USB_ACCESSORY = "android.hardware.usb.accessory";
1112
1113    /**
1114     * Feature for {@link #getSystemAvailableFeatures} and
1115     * {@link #hasSystemFeature}: The SIP API is enabled on the device.
1116     */
1117    @SdkConstant(SdkConstantType.FEATURE)
1118    public static final String FEATURE_SIP = "android.software.sip";
1119
1120    /**
1121     * Feature for {@link #getSystemAvailableFeatures} and
1122     * {@link #hasSystemFeature}: The device supports SIP-based VOIP.
1123     */
1124    @SdkConstant(SdkConstantType.FEATURE)
1125    public static final String FEATURE_SIP_VOIP = "android.software.sip.voip";
1126
1127    /**
1128     * Feature for {@link #getSystemAvailableFeatures} and
1129     * {@link #hasSystemFeature}: The device's display has a touch screen.
1130     */
1131    @SdkConstant(SdkConstantType.FEATURE)
1132    public static final String FEATURE_TOUCHSCREEN = "android.hardware.touchscreen";
1133
1134
1135    /**
1136     * Feature for {@link #getSystemAvailableFeatures} and
1137     * {@link #hasSystemFeature}: The device's touch screen supports
1138     * multitouch sufficient for basic two-finger gesture detection.
1139     */
1140    @SdkConstant(SdkConstantType.FEATURE)
1141    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH = "android.hardware.touchscreen.multitouch";
1142
1143    /**
1144     * Feature for {@link #getSystemAvailableFeatures} and
1145     * {@link #hasSystemFeature}: The device's touch screen is capable of
1146     * tracking two or more fingers fully independently.
1147     */
1148    @SdkConstant(SdkConstantType.FEATURE)
1149    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT = "android.hardware.touchscreen.multitouch.distinct";
1150
1151    /**
1152     * Feature for {@link #getSystemAvailableFeatures} and
1153     * {@link #hasSystemFeature}: The device's touch screen is capable of
1154     * tracking a full hand of fingers fully independently -- that is, 5 or
1155     * more simultaneous independent pointers.
1156     */
1157    @SdkConstant(SdkConstantType.FEATURE)
1158    public static final String FEATURE_TOUCHSCREEN_MULTITOUCH_JAZZHAND = "android.hardware.touchscreen.multitouch.jazzhand";
1159
1160    /**
1161     * Feature for {@link #getSystemAvailableFeatures} and
1162     * {@link #hasSystemFeature}: The device does not have a touch screen, but
1163     * does support touch emulation for basic events. For instance, the
1164     * device might use a mouse or remote control to drive a cursor, and
1165     * emulate basic touch pointer events like down, up, drag, etc. All
1166     * devices that support android.hardware.touchscreen or a sub-feature are
1167     * presumed to also support faketouch.
1168     */
1169    @SdkConstant(SdkConstantType.FEATURE)
1170    public static final String FEATURE_FAKETOUCH = "android.hardware.faketouch";
1171
1172    /**
1173     * Feature for {@link #getSystemAvailableFeatures} and
1174     * {@link #hasSystemFeature}: The device does not have a touch screen, but
1175     * does support touch emulation for basic events that supports distinct
1176     * tracking of two or more fingers.  This is an extension of
1177     * {@link #FEATURE_FAKETOUCH} for input devices with this capability.  Note
1178     * that unlike a distinct multitouch screen as defined by
1179     * {@link #FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT}, these kinds of input
1180     * devices will not actually provide full two-finger gestures since the
1181     * input is being transformed to cursor movement on the screen.  That is,
1182     * single finger gestures will move a cursor; two-finger swipes will
1183     * result in single-finger touch events; other two-finger gestures will
1184     * result in the corresponding two-finger touch event.
1185     */
1186    @SdkConstant(SdkConstantType.FEATURE)
1187    public static final String FEATURE_FAKETOUCH_MULTITOUCH_DISTINCT = "android.hardware.faketouch.multitouch.distinct";
1188
1189    /**
1190     * Feature for {@link #getSystemAvailableFeatures} and
1191     * {@link #hasSystemFeature}: The device does not have a touch screen, but
1192     * does support touch emulation for basic events that supports tracking
1193     * a hand of fingers (5 or more fingers) fully independently.
1194     * This is an extension of
1195     * {@link #FEATURE_FAKETOUCH} for input devices with this capability.  Note
1196     * that unlike a multitouch screen as defined by
1197     * {@link #FEATURE_TOUCHSCREEN_MULTITOUCH_JAZZHAND}, not all two finger
1198     * gestures can be detected due to the limitations described for
1199     * {@link #FEATURE_FAKETOUCH_MULTITOUCH_DISTINCT}.
1200     */
1201    @SdkConstant(SdkConstantType.FEATURE)
1202    public static final String FEATURE_FAKETOUCH_MULTITOUCH_JAZZHAND = "android.hardware.faketouch.multitouch.jazzhand";
1203
1204    /**
1205     * Feature for {@link #getSystemAvailableFeatures} and
1206     * {@link #hasSystemFeature}: The device supports portrait orientation
1207     * screens.  For backwards compatibility, you can assume that if neither
1208     * this nor {@link #FEATURE_SCREEN_LANDSCAPE} is set then the device supports
1209     * both portrait and landscape.
1210     */
1211    @SdkConstant(SdkConstantType.FEATURE)
1212    public static final String FEATURE_SCREEN_PORTRAIT = "android.hardware.screen.portrait";
1213
1214    /**
1215     * Feature for {@link #getSystemAvailableFeatures} and
1216     * {@link #hasSystemFeature}: The device supports landscape orientation
1217     * screens.  For backwards compatibility, you can assume that if neither
1218     * this nor {@link #FEATURE_SCREEN_PORTRAIT} is set then the device supports
1219     * both portrait and landscape.
1220     */
1221    @SdkConstant(SdkConstantType.FEATURE)
1222    public static final String FEATURE_SCREEN_LANDSCAPE = "android.hardware.screen.landscape";
1223
1224    /**
1225     * Feature for {@link #getSystemAvailableFeatures} and
1226     * {@link #hasSystemFeature}: The device supports live wallpapers.
1227     */
1228    @SdkConstant(SdkConstantType.FEATURE)
1229    public static final String FEATURE_LIVE_WALLPAPER = "android.software.live_wallpaper";
1230
1231    /**
1232     * Feature for {@link #getSystemAvailableFeatures} and
1233     * {@link #hasSystemFeature}: The device supports app widgets.
1234     */
1235    @SdkConstant(SdkConstantType.FEATURE)
1236    public static final String FEATURE_APP_WIDGETS = "android.software.app_widgets";
1237
1238    /**
1239     * Feature for {@link #getSystemAvailableFeatures} and
1240     * {@link #hasSystemFeature}: The device supports a home screen that is replaceable
1241     * by third party applications.
1242     */
1243    @SdkConstant(SdkConstantType.FEATURE)
1244    public static final String FEATURE_HOME_SCREEN = "android.software.home_screen";
1245
1246    /**
1247     * Feature for {@link #getSystemAvailableFeatures} and
1248     * {@link #hasSystemFeature}: The device supports adding new input methods implemented
1249     * with the {@link android.inputmethodservice.InputMethodService} API.
1250     */
1251    @SdkConstant(SdkConstantType.FEATURE)
1252    public static final String FEATURE_INPUT_METHODS = "android.software.input_methods";
1253
1254    /**
1255     * Feature for {@link #getSystemAvailableFeatures} and
1256     * {@link #hasSystemFeature}: The device supports device policy enforcement via device admins.
1257     */
1258    @SdkConstant(SdkConstantType.FEATURE)
1259    public static final String FEATURE_DEVICE_ADMIN = "android.software.device_admin";
1260
1261    /**
1262     * Feature for {@link #getSystemAvailableFeatures} and
1263     * {@link #hasSystemFeature}: The device supports leanback UI. This is
1264     * typically used in a living room television experience, but is a software
1265     * feature unlike {@link #FEATURE_TELEVISION}. Devices running with this
1266     * feature will use resources associated with the "television" UI mode.
1267     * @hide
1268     */
1269    @SdkConstant(SdkConstantType.FEATURE)
1270    public static final String FEATURE_LEANBACK = "android.software.leanback";
1271
1272    /**
1273     * Feature for {@link #getSystemAvailableFeatures} and
1274     * {@link #hasSystemFeature}: The device supports only leanback UI. Only
1275     * applications designed for this experience should be run, though this is
1276     * not enforced by the system.
1277     * @hide
1278     */
1279    @SdkConstant(SdkConstantType.FEATURE)
1280    public static final String FEATURE_LEANBACK_ONLY = "android.software.leanback_only";
1281
1282    /**
1283     * Feature for {@link #getSystemAvailableFeatures} and
1284     * {@link #hasSystemFeature}: The device supports WiFi (802.11) networking.
1285     */
1286    @SdkConstant(SdkConstantType.FEATURE)
1287    public static final String FEATURE_WIFI = "android.hardware.wifi";
1288
1289    /**
1290     * Feature for {@link #getSystemAvailableFeatures} and
1291     * {@link #hasSystemFeature}: The device supports Wi-Fi Direct networking.
1292     */
1293    @SdkConstant(SdkConstantType.FEATURE)
1294    public static final String FEATURE_WIFI_DIRECT = "android.hardware.wifi.direct";
1295
1296    /**
1297     * Feature for {@link #getSystemAvailableFeatures} and
1298     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
1299     * on a television.  Television here is defined to be a typical living
1300     * room television experience: displayed on a big screen, where the user
1301     * is sitting far away from it, and the dominant form of input will be
1302     * something like a DPAD, not through touch or mouse.
1303     */
1304    @SdkConstant(SdkConstantType.FEATURE)
1305    public static final String FEATURE_TELEVISION = "android.hardware.type.television";
1306
1307    /**
1308     * Feature for {@link #getSystemAvailableFeatures} and
1309     * {@link #hasSystemFeature}: This is a device dedicated to showing UI
1310     * on a watch. A watch here is defined to be a device worn on the body, perhaps on
1311     * the wrist. The user is very close when interacting with the device.
1312     */
1313    @SdkConstant(SdkConstantType.FEATURE)
1314    public static final String FEATURE_WATCH = "android.hardware.type.watch";
1315
1316    /**
1317     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
1318     * The device supports printing.
1319     */
1320    @SdkConstant(SdkConstantType.FEATURE)
1321    public static final String FEATURE_PRINTING = "android.software.print";
1322
1323    /**
1324     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
1325     * The device can perform backup and restore operations on installed applications.
1326     */
1327    @SdkConstant(SdkConstantType.FEATURE)
1328    public static final String FEATURE_BACKUP = "android.software.backup";
1329
1330    /**
1331     * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
1332     * The device has a full implementation of the android.webkit.* APIs. Devices
1333     * lacking this feature will not have a functioning WebView implementation.
1334     */
1335    @SdkConstant(SdkConstantType.FEATURE)
1336    public static final String FEATURE_WEBVIEW = "android.software.webview";
1337
1338    /**
1339     * Action to external storage service to clean out removed apps.
1340     * @hide
1341     */
1342    public static final String ACTION_CLEAN_EXTERNAL_STORAGE
1343            = "android.content.pm.CLEAN_EXTERNAL_STORAGE";
1344
1345    /**
1346     * Extra field name for the URI to a verification file. Passed to a package
1347     * verifier.
1348     *
1349     * @hide
1350     */
1351    public static final String EXTRA_VERIFICATION_URI = "android.content.pm.extra.VERIFICATION_URI";
1352
1353    /**
1354     * Extra field name for the ID of a package pending verification. Passed to
1355     * a package verifier and is used to call back to
1356     * {@link PackageManager#verifyPendingInstall(int, int)}
1357     */
1358    public static final String EXTRA_VERIFICATION_ID = "android.content.pm.extra.VERIFICATION_ID";
1359
1360    /**
1361     * Extra field name for the package identifier which is trying to install
1362     * the package.
1363     *
1364     * @hide
1365     */
1366    public static final String EXTRA_VERIFICATION_INSTALLER_PACKAGE
1367            = "android.content.pm.extra.VERIFICATION_INSTALLER_PACKAGE";
1368
1369    /**
1370     * Extra field name for the requested install flags for a package pending
1371     * verification. Passed to a package verifier.
1372     *
1373     * @hide
1374     */
1375    public static final String EXTRA_VERIFICATION_INSTALL_FLAGS
1376            = "android.content.pm.extra.VERIFICATION_INSTALL_FLAGS";
1377
1378    /**
1379     * Extra field name for the uid of who is requesting to install
1380     * the package.
1381     *
1382     * @hide
1383     */
1384    public static final String EXTRA_VERIFICATION_INSTALLER_UID
1385            = "android.content.pm.extra.VERIFICATION_INSTALLER_UID";
1386
1387    /**
1388     * Extra field name for the package name of a package pending verification.
1389     *
1390     * @hide
1391     */
1392    public static final String EXTRA_VERIFICATION_PACKAGE_NAME
1393            = "android.content.pm.extra.VERIFICATION_PACKAGE_NAME";
1394    /**
1395     * Extra field name for the result of a verification, either
1396     * {@link #VERIFICATION_ALLOW}, or {@link #VERIFICATION_REJECT}.
1397     * Passed to package verifiers after a package is verified.
1398     */
1399    public static final String EXTRA_VERIFICATION_RESULT
1400            = "android.content.pm.extra.VERIFICATION_RESULT";
1401
1402    /**
1403     * Extra field name for the version code of a package pending verification.
1404     *
1405     * @hide
1406     */
1407    public static final String EXTRA_VERIFICATION_VERSION_CODE
1408            = "android.content.pm.extra.VERIFICATION_VERSION_CODE";
1409
1410    /**
1411     * The action used to request that the user approve a permission request
1412     * from the application.
1413     *
1414     * @hide
1415     */
1416    public static final String ACTION_REQUEST_PERMISSION
1417            = "android.content.pm.action.REQUEST_PERMISSION";
1418
1419    /**
1420     * Extra field name for the list of permissions, which the user must approve.
1421     *
1422     * @hide
1423     */
1424    public static final String EXTRA_REQUEST_PERMISSION_PERMISSION_LIST
1425            = "android.content.pm.extra.PERMISSION_LIST";
1426
1427    /**
1428     * Retrieve overall information about an application package that is
1429     * installed on the system.
1430     * <p>
1431     * Throws {@link NameNotFoundException} if a package with the given name can
1432     * not be found on the system.
1433     *
1434     * @param packageName The full name (i.e. com.google.apps.contacts) of the
1435     *            desired package.
1436     * @param flags Additional option flags. Use any combination of
1437     *            {@link #GET_ACTIVITIES}, {@link #GET_GIDS},
1438     *            {@link #GET_CONFIGURATIONS}, {@link #GET_INSTRUMENTATION},
1439     *            {@link #GET_PERMISSIONS}, {@link #GET_PROVIDERS},
1440     *            {@link #GET_RECEIVERS}, {@link #GET_SERVICES},
1441     *            {@link #GET_SIGNATURES}, {@link #GET_UNINSTALLED_PACKAGES} to
1442     *            modify the data returned.
1443     * @return Returns a PackageInfo object containing information about the
1444     *         package. If flag GET_UNINSTALLED_PACKAGES is set and if the
1445     *         package is not found in the list of installed applications, the
1446     *         package information is retrieved from the list of uninstalled
1447     *         applications (which includes installed applications as well as
1448     *         applications with data directory i.e. applications which had been
1449     *         deleted with {@code DONT_DELETE_DATA} flag set).
1450     * @see #GET_ACTIVITIES
1451     * @see #GET_GIDS
1452     * @see #GET_CONFIGURATIONS
1453     * @see #GET_INSTRUMENTATION
1454     * @see #GET_PERMISSIONS
1455     * @see #GET_PROVIDERS
1456     * @see #GET_RECEIVERS
1457     * @see #GET_SERVICES
1458     * @see #GET_SIGNATURES
1459     * @see #GET_UNINSTALLED_PACKAGES
1460     */
1461    public abstract PackageInfo getPackageInfo(String packageName, int flags)
1462            throws NameNotFoundException;
1463
1464    /**
1465     * Map from the current package names in use on the device to whatever
1466     * the current canonical name of that package is.
1467     * @param names Array of current names to be mapped.
1468     * @return Returns an array of the same size as the original, containing
1469     * the canonical name for each package.
1470     */
1471    public abstract String[] currentToCanonicalPackageNames(String[] names);
1472
1473    /**
1474     * Map from a packages canonical name to the current name in use on the device.
1475     * @param names Array of new names to be mapped.
1476     * @return Returns an array of the same size as the original, containing
1477     * the current name for each package.
1478     */
1479    public abstract String[] canonicalToCurrentPackageNames(String[] names);
1480
1481    /**
1482     * Returns a "good" intent to launch a front-door activity in a package.
1483     * This is used, for example, to implement an "open" button when browsing
1484     * through packages.  The current implementation looks first for a main
1485     * activity in the category {@link Intent#CATEGORY_INFO}, and next for a
1486     * main activity in the category {@link Intent#CATEGORY_LAUNCHER}. Returns
1487     * <code>null</code> if neither are found.
1488     *
1489     * @param packageName The name of the package to inspect.
1490     *
1491     * @return A fully-qualified {@link Intent} that can be used to launch the
1492     * main activity in the package. Returns <code>null</code> if the package
1493     * does not contain such an activity, or if <em>packageName</em> is not
1494     * recognized.
1495     */
1496    public abstract Intent getLaunchIntentForPackage(String packageName);
1497
1498    /**
1499     * @hide Return a "good" intent to launch a front-door Leanback activity in a
1500     * package, for use for example to implement an "open" button when browsing
1501     * through packages. The current implementation will look for a main
1502     * activity in the category {@link Intent#CATEGORY_LEANBACK_LAUNCHER}, or
1503     * return null if no main leanback activities are found.
1504     * <p>
1505     * Throws {@link NameNotFoundException} if a package with the given name
1506     * cannot be found on the system.
1507     *
1508     * @param packageName The name of the package to inspect.
1509     * @return Returns either a fully-qualified Intent that can be used to launch
1510     *         the main Leanback activity in the package, or null if the package
1511     *         does not contain such an activity.
1512     */
1513    public abstract Intent getLeanbackLaunchIntentForPackage(String packageName);
1514
1515    /**
1516     * Return an array of all of the secondary group-ids that have been assigned
1517     * to a package.
1518     * <p>
1519     * Throws {@link NameNotFoundException} if a package with the given name
1520     * cannot be found on the system.
1521     *
1522     * @param packageName The full name (i.e. com.google.apps.contacts) of the
1523     *            desired package.
1524     * @return Returns an int array of the assigned gids, or null if there are
1525     *         none.
1526     */
1527    public abstract int[] getPackageGids(String packageName)
1528            throws NameNotFoundException;
1529
1530    /**
1531     * @hide Return the uid associated with the given package name for the
1532     * given user.
1533     *
1534     * <p>Throws {@link NameNotFoundException} if a package with the given
1535     * name can not be found on the system.
1536     *
1537     * @param packageName The full name (i.e. com.google.apps.contacts) of the
1538     *                    desired package.
1539     * @param userHandle The user handle identifier to look up the package under.
1540     *
1541     * @return Returns an integer uid who owns the given package name.
1542     */
1543    public abstract int getPackageUid(String packageName, int userHandle)
1544            throws NameNotFoundException;
1545
1546    /**
1547     * Retrieve all of the information we know about a particular permission.
1548     *
1549     * <p>Throws {@link NameNotFoundException} if a permission with the given
1550     * name cannot be found on the system.
1551     *
1552     * @param name The fully qualified name (i.e. com.google.permission.LOGIN)
1553     *             of the permission you are interested in.
1554     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
1555     * retrieve any meta-data associated with the permission.
1556     *
1557     * @return Returns a {@link PermissionInfo} containing information about the
1558     *         permission.
1559     */
1560    public abstract PermissionInfo getPermissionInfo(String name, int flags)
1561            throws NameNotFoundException;
1562
1563    /**
1564     * Query for all of the permissions associated with a particular group.
1565     *
1566     * <p>Throws {@link NameNotFoundException} if the given group does not
1567     * exist.
1568     *
1569     * @param group The fully qualified name (i.e. com.google.permission.LOGIN)
1570     *             of the permission group you are interested in.  Use null to
1571     *             find all of the permissions not associated with a group.
1572     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
1573     * retrieve any meta-data associated with the permissions.
1574     *
1575     * @return Returns a list of {@link PermissionInfo} containing information
1576     * about all of the permissions in the given group.
1577     */
1578    public abstract List<PermissionInfo> queryPermissionsByGroup(String group,
1579            int flags) throws NameNotFoundException;
1580
1581    /**
1582     * Retrieve all of the information we know about a particular group of
1583     * permissions.
1584     *
1585     * <p>Throws {@link NameNotFoundException} if a permission group with the given
1586     * name cannot be found on the system.
1587     *
1588     * @param name The fully qualified name (i.e. com.google.permission_group.APPS)
1589     *             of the permission you are interested in.
1590     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
1591     * retrieve any meta-data associated with the permission group.
1592     *
1593     * @return Returns a {@link PermissionGroupInfo} containing information
1594     * about the permission.
1595     */
1596    public abstract PermissionGroupInfo getPermissionGroupInfo(String name,
1597            int flags) throws NameNotFoundException;
1598
1599    /**
1600     * Retrieve all of the known permission groups in the system.
1601     *
1602     * @param flags Additional option flags.  Use {@link #GET_META_DATA} to
1603     * retrieve any meta-data associated with the permission group.
1604     *
1605     * @return Returns a list of {@link PermissionGroupInfo} containing
1606     * information about all of the known permission groups.
1607     */
1608    public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags);
1609
1610    /**
1611     * Retrieve all of the information we know about a particular
1612     * package/application.
1613     *
1614     * <p>Throws {@link NameNotFoundException} if an application with the given
1615     * package name cannot be found on the system.
1616     *
1617     * @param packageName The full name (i.e. com.google.apps.contacts) of an
1618     *                    application.
1619     * @param flags Additional option flags. Use any combination of
1620     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
1621     * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned.
1622     *
1623     * @return  {@link ApplicationInfo} Returns ApplicationInfo object containing
1624     *         information about the package.
1625     *         If flag GET_UNINSTALLED_PACKAGES is set and  if the package is not
1626     *         found in the list of installed applications,
1627     *         the application information is retrieved from the
1628     *         list of uninstalled applications(which includes
1629     *         installed applications as well as applications
1630     *         with data directory ie applications which had been
1631     *         deleted with {@code DONT_DELETE_DATA} flag set).
1632     *
1633     * @see #GET_META_DATA
1634     * @see #GET_SHARED_LIBRARY_FILES
1635     * @see #GET_UNINSTALLED_PACKAGES
1636     */
1637    public abstract ApplicationInfo getApplicationInfo(String packageName,
1638            int flags) throws NameNotFoundException;
1639
1640    /**
1641     * Retrieve all of the information we know about a particular activity
1642     * class.
1643     *
1644     * <p>Throws {@link NameNotFoundException} if an activity with the given
1645     * class name cannot be found on the system.
1646     *
1647     * @param component The full component name (i.e.
1648     * com.google.apps.contacts/com.google.apps.contacts.ContactsList) of an Activity
1649     * class.
1650     * @param flags Additional option flags. Use any combination of
1651     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
1652     * to modify the data (in ApplicationInfo) returned.
1653     *
1654     * @return {@link ActivityInfo} containing information about the activity.
1655     *
1656     * @see #GET_INTENT_FILTERS
1657     * @see #GET_META_DATA
1658     * @see #GET_SHARED_LIBRARY_FILES
1659     */
1660    public abstract ActivityInfo getActivityInfo(ComponentName component,
1661            int flags) throws NameNotFoundException;
1662
1663    /**
1664     * Retrieve all of the information we know about a particular receiver
1665     * class.
1666     *
1667     * <p>Throws {@link NameNotFoundException} if a receiver with the given
1668     * class name cannot be found on the system.
1669     *
1670     * @param component The full component name (i.e.
1671     * com.google.apps.calendar/com.google.apps.calendar.CalendarAlarm) of a Receiver
1672     * class.
1673     * @param flags Additional option flags.  Use any combination of
1674     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
1675     * to modify the data returned.
1676     *
1677     * @return {@link ActivityInfo} containing information about the receiver.
1678     *
1679     * @see #GET_INTENT_FILTERS
1680     * @see #GET_META_DATA
1681     * @see #GET_SHARED_LIBRARY_FILES
1682     */
1683    public abstract ActivityInfo getReceiverInfo(ComponentName component,
1684            int flags) throws NameNotFoundException;
1685
1686    /**
1687     * Retrieve all of the information we know about a particular service
1688     * class.
1689     *
1690     * <p>Throws {@link NameNotFoundException} if a service with the given
1691     * class name cannot be found on the system.
1692     *
1693     * @param component The full component name (i.e.
1694     * com.google.apps.media/com.google.apps.media.BackgroundPlayback) of a Service
1695     * class.
1696     * @param flags Additional option flags.  Use any combination of
1697     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
1698     * to modify the data returned.
1699     *
1700     * @return ServiceInfo containing information about the service.
1701     *
1702     * @see #GET_META_DATA
1703     * @see #GET_SHARED_LIBRARY_FILES
1704     */
1705    public abstract ServiceInfo getServiceInfo(ComponentName component,
1706            int flags) throws NameNotFoundException;
1707
1708    /**
1709     * Retrieve all of the information we know about a particular content
1710     * provider class.
1711     *
1712     * <p>Throws {@link NameNotFoundException} if a provider with the given
1713     * class name cannot be found on the system.
1714     *
1715     * @param component The full component name (i.e.
1716     * com.google.providers.media/com.google.providers.media.MediaProvider) of a
1717     * ContentProvider class.
1718     * @param flags Additional option flags.  Use any combination of
1719     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
1720     * to modify the data returned.
1721     *
1722     * @return ProviderInfo containing information about the service.
1723     *
1724     * @see #GET_META_DATA
1725     * @see #GET_SHARED_LIBRARY_FILES
1726     */
1727    public abstract ProviderInfo getProviderInfo(ComponentName component,
1728            int flags) throws NameNotFoundException;
1729
1730    /**
1731     * Return a List of all packages that are installed
1732     * on the device.
1733     *
1734     * @param flags Additional option flags. Use any combination of
1735     * {@link #GET_ACTIVITIES},
1736     * {@link #GET_GIDS},
1737     * {@link #GET_CONFIGURATIONS},
1738     * {@link #GET_INSTRUMENTATION},
1739     * {@link #GET_PERMISSIONS},
1740     * {@link #GET_PROVIDERS},
1741     * {@link #GET_RECEIVERS},
1742     * {@link #GET_SERVICES},
1743     * {@link #GET_SIGNATURES},
1744     * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned.
1745     *
1746     * @return A List of PackageInfo objects, one for each package that is
1747     *         installed on the device.  In the unlikely case of there being no
1748     *         installed packages, an empty list is returned.
1749     *         If flag GET_UNINSTALLED_PACKAGES is set, a list of all
1750     *         applications including those deleted with {@code DONT_DELETE_DATA}
1751     *         (partially installed apps with data directory) will be returned.
1752     *
1753     * @see #GET_ACTIVITIES
1754     * @see #GET_GIDS
1755     * @see #GET_CONFIGURATIONS
1756     * @see #GET_INSTRUMENTATION
1757     * @see #GET_PERMISSIONS
1758     * @see #GET_PROVIDERS
1759     * @see #GET_RECEIVERS
1760     * @see #GET_SERVICES
1761     * @see #GET_SIGNATURES
1762     * @see #GET_UNINSTALLED_PACKAGES
1763     */
1764    public abstract List<PackageInfo> getInstalledPackages(int flags);
1765
1766    /**
1767     * Return a List of all installed packages that are currently
1768     * holding any of the given permissions.
1769     *
1770     * @param flags Additional option flags. Use any combination of
1771     * {@link #GET_ACTIVITIES},
1772     * {@link #GET_GIDS},
1773     * {@link #GET_CONFIGURATIONS},
1774     * {@link #GET_INSTRUMENTATION},
1775     * {@link #GET_PERMISSIONS},
1776     * {@link #GET_PROVIDERS},
1777     * {@link #GET_RECEIVERS},
1778     * {@link #GET_SERVICES},
1779     * {@link #GET_SIGNATURES},
1780     * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned.
1781     *
1782     * @return Returns a List of PackageInfo objects, one for each installed
1783     * application that is holding any of the permissions that were provided.
1784     *
1785     * @see #GET_ACTIVITIES
1786     * @see #GET_GIDS
1787     * @see #GET_CONFIGURATIONS
1788     * @see #GET_INSTRUMENTATION
1789     * @see #GET_PERMISSIONS
1790     * @see #GET_PROVIDERS
1791     * @see #GET_RECEIVERS
1792     * @see #GET_SERVICES
1793     * @see #GET_SIGNATURES
1794     * @see #GET_UNINSTALLED_PACKAGES
1795     */
1796    public abstract List<PackageInfo> getPackagesHoldingPermissions(
1797            String[] permissions, int flags);
1798
1799    /**
1800     * Return a List of all packages that are installed on the device, for a specific user.
1801     * Requesting a list of installed packages for another user
1802     * will require the permission INTERACT_ACROSS_USERS_FULL.
1803     * @param flags Additional option flags. Use any combination of
1804     * {@link #GET_ACTIVITIES},
1805     * {@link #GET_GIDS},
1806     * {@link #GET_CONFIGURATIONS},
1807     * {@link #GET_INSTRUMENTATION},
1808     * {@link #GET_PERMISSIONS},
1809     * {@link #GET_PROVIDERS},
1810     * {@link #GET_RECEIVERS},
1811     * {@link #GET_SERVICES},
1812     * {@link #GET_SIGNATURES},
1813     * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned.
1814     * @param userId The user for whom the installed packages are to be listed
1815     *
1816     * @return A List of PackageInfo objects, one for each package that is
1817     *         installed on the device.  In the unlikely case of there being no
1818     *         installed packages, an empty list is returned.
1819     *         If flag GET_UNINSTALLED_PACKAGES is set, a list of all
1820     *         applications including those deleted with {@code DONT_DELETE_DATA}
1821     *         (partially installed apps with data directory) will be returned.
1822     *
1823     * @see #GET_ACTIVITIES
1824     * @see #GET_GIDS
1825     * @see #GET_CONFIGURATIONS
1826     * @see #GET_INSTRUMENTATION
1827     * @see #GET_PERMISSIONS
1828     * @see #GET_PROVIDERS
1829     * @see #GET_RECEIVERS
1830     * @see #GET_SERVICES
1831     * @see #GET_SIGNATURES
1832     * @see #GET_UNINSTALLED_PACKAGES
1833     *
1834     * @hide
1835     */
1836    public abstract List<PackageInfo> getInstalledPackages(int flags, int userId);
1837
1838    /**
1839     * Check whether a particular package has been granted a particular
1840     * permission.
1841     *
1842     * @param permName The name of the permission you are checking for,
1843     * @param pkgName The name of the package you are checking against.
1844     *
1845     * @return If the package has the permission, PERMISSION_GRANTED is
1846     * returned.  If it does not have the permission, PERMISSION_DENIED
1847     * is returned.
1848     *
1849     * @see #PERMISSION_GRANTED
1850     * @see #PERMISSION_DENIED
1851     */
1852    public abstract int checkPermission(String permName, String pkgName);
1853
1854    /**
1855     * Add a new dynamic permission to the system.  For this to work, your
1856     * package must have defined a permission tree through the
1857     * {@link android.R.styleable#AndroidManifestPermissionTree
1858     * &lt;permission-tree&gt;} tag in its manifest.  A package can only add
1859     * permissions to trees that were defined by either its own package or
1860     * another with the same user id; a permission is in a tree if it
1861     * matches the name of the permission tree + ".": for example,
1862     * "com.foo.bar" is a member of the permission tree "com.foo".
1863     *
1864     * <p>It is good to make your permission tree name descriptive, because you
1865     * are taking possession of that entire set of permission names.  Thus, it
1866     * must be under a domain you control, with a suffix that will not match
1867     * any normal permissions that may be declared in any applications that
1868     * are part of that domain.
1869     *
1870     * <p>New permissions must be added before
1871     * any .apks are installed that use those permissions.  Permissions you
1872     * add through this method are remembered across reboots of the device.
1873     * If the given permission already exists, the info you supply here
1874     * will be used to update it.
1875     *
1876     * @param info Description of the permission to be added.
1877     *
1878     * @return Returns true if a new permission was created, false if an
1879     * existing one was updated.
1880     *
1881     * @throws SecurityException if you are not allowed to add the
1882     * given permission name.
1883     *
1884     * @see #removePermission(String)
1885     */
1886    public abstract boolean addPermission(PermissionInfo info);
1887
1888    /**
1889     * Like {@link #addPermission(PermissionInfo)} but asynchronously
1890     * persists the package manager state after returning from the call,
1891     * allowing it to return quicker and batch a series of adds at the
1892     * expense of no guarantee the added permission will be retained if
1893     * the device is rebooted before it is written.
1894     */
1895    public abstract boolean addPermissionAsync(PermissionInfo info);
1896
1897    /**
1898     * Removes a permission that was previously added with
1899     * {@link #addPermission(PermissionInfo)}.  The same ownership rules apply
1900     * -- you are only allowed to remove permissions that you are allowed
1901     * to add.
1902     *
1903     * @param name The name of the permission to remove.
1904     *
1905     * @throws SecurityException if you are not allowed to remove the
1906     * given permission name.
1907     *
1908     * @see #addPermission(PermissionInfo)
1909     */
1910    public abstract void removePermission(String name);
1911
1912    /**
1913     * Returns an {@link Intent} suitable for passing to {@code startActivityForResult}
1914     * which prompts the user to grant {@code permissions} to this application.
1915     * @hide
1916     *
1917     * @throws NullPointerException if {@code permissions} is {@code null}.
1918     * @throws IllegalArgumentException if {@code permissions} contains {@code null}.
1919     */
1920    public Intent buildPermissionRequestIntent(String... permissions) {
1921        if (permissions == null) {
1922            throw new NullPointerException("permissions cannot be null");
1923        }
1924        for (String permission : permissions) {
1925            if (permission == null) {
1926                throw new IllegalArgumentException("permissions cannot contain null");
1927            }
1928        }
1929
1930        Intent i = new Intent(ACTION_REQUEST_PERMISSION);
1931        i.putExtra(EXTRA_REQUEST_PERMISSION_PERMISSION_LIST, permissions);
1932        i.setPackage("com.android.packageinstaller");
1933        return i;
1934    }
1935
1936    /**
1937     * Grant a permission to an application which the application does not
1938     * already have.  The permission must have been requested by the application,
1939     * but as an optional permission.  If the application is not allowed to
1940     * hold the permission, a SecurityException is thrown.
1941     * @hide
1942     *
1943     * @param packageName The name of the package that the permission will be
1944     * granted to.
1945     * @param permissionName The name of the permission.
1946     */
1947    public abstract void grantPermission(String packageName, String permissionName);
1948
1949    /**
1950     * Revoke a permission that was previously granted by {@link #grantPermission}.
1951     * @hide
1952     *
1953     * @param packageName The name of the package that the permission will be
1954     * granted to.
1955     * @param permissionName The name of the permission.
1956     */
1957    public abstract void revokePermission(String packageName, String permissionName);
1958
1959    /**
1960     * Compare the signatures of two packages to determine if the same
1961     * signature appears in both of them.  If they do contain the same
1962     * signature, then they are allowed special privileges when working
1963     * with each other: they can share the same user-id, run instrumentation
1964     * against each other, etc.
1965     *
1966     * @param pkg1 First package name whose signature will be compared.
1967     * @param pkg2 Second package name whose signature will be compared.
1968     *
1969     * @return Returns an integer indicating whether all signatures on the
1970     * two packages match. The value is >= 0 ({@link #SIGNATURE_MATCH}) if
1971     * all signatures match or < 0 if there is not a match ({@link
1972     * #SIGNATURE_NO_MATCH} or {@link #SIGNATURE_UNKNOWN_PACKAGE}).
1973     *
1974     * @see #checkSignatures(int, int)
1975     * @see #SIGNATURE_MATCH
1976     * @see #SIGNATURE_NO_MATCH
1977     * @see #SIGNATURE_UNKNOWN_PACKAGE
1978     */
1979    public abstract int checkSignatures(String pkg1, String pkg2);
1980
1981    /**
1982     * Like {@link #checkSignatures(String, String)}, but takes UIDs of
1983     * the two packages to be checked.  This can be useful, for example,
1984     * when doing the check in an IPC, where the UID is the only identity
1985     * available.  It is functionally identical to determining the package
1986     * associated with the UIDs and checking their signatures.
1987     *
1988     * @param uid1 First UID whose signature will be compared.
1989     * @param uid2 Second UID whose signature will be compared.
1990     *
1991     * @return Returns an integer indicating whether all signatures on the
1992     * two packages match. The value is >= 0 ({@link #SIGNATURE_MATCH}) if
1993     * all signatures match or < 0 if there is not a match ({@link
1994     * #SIGNATURE_NO_MATCH} or {@link #SIGNATURE_UNKNOWN_PACKAGE}).
1995     *
1996     * @see #checkSignatures(String, String)
1997     * @see #SIGNATURE_MATCH
1998     * @see #SIGNATURE_NO_MATCH
1999     * @see #SIGNATURE_UNKNOWN_PACKAGE
2000     */
2001    public abstract int checkSignatures(int uid1, int uid2);
2002
2003    /**
2004     * Retrieve the names of all packages that are associated with a particular
2005     * user id.  In most cases, this will be a single package name, the package
2006     * that has been assigned that user id.  Where there are multiple packages
2007     * sharing the same user id through the "sharedUserId" mechanism, all
2008     * packages with that id will be returned.
2009     *
2010     * @param uid The user id for which you would like to retrieve the
2011     * associated packages.
2012     *
2013     * @return Returns an array of one or more packages assigned to the user
2014     * id, or null if there are no known packages with the given id.
2015     */
2016    public abstract String[] getPackagesForUid(int uid);
2017
2018    /**
2019     * Retrieve the official name associated with a user id.  This name is
2020     * guaranteed to never change, though it is possibly for the underlying
2021     * user id to be changed.  That is, if you are storing information about
2022     * user ids in persistent storage, you should use the string returned
2023     * by this function instead of the raw user-id.
2024     *
2025     * @param uid The user id for which you would like to retrieve a name.
2026     * @return Returns a unique name for the given user id, or null if the
2027     * user id is not currently assigned.
2028     */
2029    public abstract String getNameForUid(int uid);
2030
2031    /**
2032     * Return the user id associated with a shared user name. Multiple
2033     * applications can specify a shared user name in their manifest and thus
2034     * end up using a common uid. This might be used for new applications
2035     * that use an existing shared user name and need to know the uid of the
2036     * shared user.
2037     *
2038     * @param sharedUserName The shared user name whose uid is to be retrieved.
2039     * @return Returns the uid associated with the shared user, or  NameNotFoundException
2040     * if the shared user name is not being used by any installed packages
2041     * @hide
2042     */
2043    public abstract int getUidForSharedUser(String sharedUserName)
2044            throws NameNotFoundException;
2045
2046    /**
2047     * Return a List of all application packages that are installed on the
2048     * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all
2049     * applications including those deleted with {@code DONT_DELETE_DATA} (partially
2050     * installed apps with data directory) will be returned.
2051     *
2052     * @param flags Additional option flags. Use any combination of
2053     * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES},
2054     * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned.
2055     *
2056     * @return Returns a List of ApplicationInfo objects, one for each application that
2057     *         is installed on the device.  In the unlikely case of there being
2058     *         no installed applications, an empty list is returned.
2059     *         If flag GET_UNINSTALLED_PACKAGES is set, a list of all
2060     *         applications including those deleted with {@code DONT_DELETE_DATA}
2061     *         (partially installed apps with data directory) will be returned.
2062     *
2063     * @see #GET_META_DATA
2064     * @see #GET_SHARED_LIBRARY_FILES
2065     * @see #GET_UNINSTALLED_PACKAGES
2066     */
2067    public abstract List<ApplicationInfo> getInstalledApplications(int flags);
2068
2069    /**
2070     * Get a list of shared libraries that are available on the
2071     * system.
2072     *
2073     * @return An array of shared library names that are
2074     * available on the system, or null if none are installed.
2075     *
2076     */
2077    public abstract String[] getSystemSharedLibraryNames();
2078
2079    /**
2080     * Get a list of features that are available on the
2081     * system.
2082     *
2083     * @return An array of FeatureInfo classes describing the features
2084     * that are available on the system, or null if there are none(!!).
2085     */
2086    public abstract FeatureInfo[] getSystemAvailableFeatures();
2087
2088    /**
2089     * Check whether the given feature name is one of the available
2090     * features as returned by {@link #getSystemAvailableFeatures()}.
2091     *
2092     * @return Returns true if the devices supports the feature, else
2093     * false.
2094     */
2095    public abstract boolean hasSystemFeature(String name);
2096
2097    /**
2098     * Determine the best action to perform for a given Intent.  This is how
2099     * {@link Intent#resolveActivity} finds an activity if a class has not
2100     * been explicitly specified.
2101     *
2102     * <p><em>Note:</em> if using an implicit Intent (without an explicit ComponentName
2103     * specified), be sure to consider whether to set the {@link #MATCH_DEFAULT_ONLY}
2104     * only flag.  You need to do so to resolve the activity in the same way
2105     * that {@link android.content.Context#startActivity(Intent)} and
2106     * {@link android.content.Intent#resolveActivity(PackageManager)
2107     * Intent.resolveActivity(PackageManager)} do.</p>
2108     *
2109     * @param intent An intent containing all of the desired specification
2110     *               (action, data, type, category, and/or component).
2111     * @param flags Additional option flags.  The most important is
2112     * {@link #MATCH_DEFAULT_ONLY}, to limit the resolution to only
2113     * those activities that support the {@link android.content.Intent#CATEGORY_DEFAULT}.
2114     *
2115     * @return Returns a ResolveInfo containing the final activity intent that
2116     *         was determined to be the best action.  Returns null if no
2117     *         matching activity was found. If multiple matching activities are
2118     *         found and there is no default set, returns a ResolveInfo
2119     *         containing something else, such as the activity resolver.
2120     *
2121     * @see #MATCH_DEFAULT_ONLY
2122     * @see #GET_INTENT_FILTERS
2123     * @see #GET_RESOLVED_FILTER
2124     */
2125    public abstract ResolveInfo resolveActivity(Intent intent, int flags);
2126
2127    /**
2128     * Determine the best action to perform for a given Intent for a given user. This
2129     * is how {@link Intent#resolveActivity} finds an activity if a class has not
2130     * been explicitly specified.
2131     *
2132     * <p><em>Note:</em> if using an implicit Intent (without an explicit ComponentName
2133     * specified), be sure to consider whether to set the {@link #MATCH_DEFAULT_ONLY}
2134     * only flag.  You need to do so to resolve the activity in the same way
2135     * that {@link android.content.Context#startActivity(Intent)} and
2136     * {@link android.content.Intent#resolveActivity(PackageManager)
2137     * Intent.resolveActivity(PackageManager)} do.</p>
2138     *
2139     * @param intent An intent containing all of the desired specification
2140     *               (action, data, type, category, and/or component).
2141     * @param flags Additional option flags.  The most important is
2142     * {@link #MATCH_DEFAULT_ONLY}, to limit the resolution to only
2143     * those activities that support the {@link android.content.Intent#CATEGORY_DEFAULT}.
2144     * @param userId The user id.
2145     *
2146     * @return Returns a ResolveInfo containing the final activity intent that
2147     *         was determined to be the best action.  Returns null if no
2148     *         matching activity was found. If multiple matching activities are
2149     *         found and there is no default set, returns a ResolveInfo
2150     *         containing something else, such as the activity resolver.
2151     *
2152     * @see #MATCH_DEFAULT_ONLY
2153     * @see #GET_INTENT_FILTERS
2154     * @see #GET_RESOLVED_FILTER
2155     *
2156     * @hide
2157     */
2158    public abstract ResolveInfo resolveActivityAsUser(Intent intent, int flags, int userId);
2159
2160    /**
2161     * Retrieve all activities that can be performed for the given intent.
2162     *
2163     * @param intent The desired intent as per resolveActivity().
2164     * @param flags Additional option flags.  The most important is
2165     * {@link #MATCH_DEFAULT_ONLY}, to limit the resolution to only
2166     * those activities that support the {@link android.content.Intent#CATEGORY_DEFAULT}.
2167     *
2168     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2169     *         Activity. These are ordered from best to worst match -- that
2170     *         is, the first item in the list is what is returned by
2171     *         {@link #resolveActivity}.  If there are no matching activities, an empty
2172     *         list is returned.
2173     *
2174     * @see #MATCH_DEFAULT_ONLY
2175     * @see #GET_INTENT_FILTERS
2176     * @see #GET_RESOLVED_FILTER
2177     */
2178    public abstract List<ResolveInfo> queryIntentActivities(Intent intent,
2179            int flags);
2180
2181    /**
2182     * Retrieve all activities that can be performed for the given intent, for a specific user.
2183     *
2184     * @param intent The desired intent as per resolveActivity().
2185     * @param flags Additional option flags.  The most important is
2186     * {@link #MATCH_DEFAULT_ONLY}, to limit the resolution to only
2187     * those activities that support the {@link android.content.Intent#CATEGORY_DEFAULT}.
2188     *
2189     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2190     *         Activity. These are ordered from best to worst match -- that
2191     *         is, the first item in the list is what is returned by
2192     *         {@link #resolveActivity}.  If there are no matching activities, an empty
2193     *         list is returned.
2194     *
2195     * @see #MATCH_DEFAULT_ONLY
2196     * @see #GET_INTENT_FILTERS
2197     * @see #GET_RESOLVED_FILTER
2198     * @hide
2199     */
2200    public abstract List<ResolveInfo> queryIntentActivitiesAsUser(Intent intent,
2201            int flags, int userId);
2202
2203
2204    /**
2205     * Retrieve a set of activities that should be presented to the user as
2206     * similar options.  This is like {@link #queryIntentActivities}, except it
2207     * also allows you to supply a list of more explicit Intents that you would
2208     * like to resolve to particular options, and takes care of returning the
2209     * final ResolveInfo list in a reasonable order, with no duplicates, based
2210     * on those inputs.
2211     *
2212     * @param caller The class name of the activity that is making the
2213     *               request.  This activity will never appear in the output
2214     *               list.  Can be null.
2215     * @param specifics An array of Intents that should be resolved to the
2216     *                  first specific results.  Can be null.
2217     * @param intent The desired intent as per resolveActivity().
2218     * @param flags Additional option flags.  The most important is
2219     * {@link #MATCH_DEFAULT_ONLY}, to limit the resolution to only
2220     * those activities that support the {@link android.content.Intent#CATEGORY_DEFAULT}.
2221     *
2222     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2223     *         Activity. These are ordered first by all of the intents resolved
2224     *         in <var>specifics</var> and then any additional activities that
2225     *         can handle <var>intent</var> but did not get included by one of
2226     *         the <var>specifics</var> intents.  If there are no matching
2227     *         activities, an empty list is returned.
2228     *
2229     * @see #MATCH_DEFAULT_ONLY
2230     * @see #GET_INTENT_FILTERS
2231     * @see #GET_RESOLVED_FILTER
2232     */
2233    public abstract List<ResolveInfo> queryIntentActivityOptions(
2234            ComponentName caller, Intent[] specifics, Intent intent, int flags);
2235
2236    /**
2237     * Retrieve all receivers that can handle a broadcast of the given intent.
2238     *
2239     * @param intent The desired intent as per resolveActivity().
2240     * @param flags Additional option flags.
2241     *
2242     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2243     *         Receiver. These are ordered from first to last in priority.  If
2244     *         there are no matching receivers, an empty list is returned.
2245     *
2246     * @see #MATCH_DEFAULT_ONLY
2247     * @see #GET_INTENT_FILTERS
2248     * @see #GET_RESOLVED_FILTER
2249     */
2250    public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent,
2251            int flags);
2252
2253    /**
2254     * Retrieve all receivers that can handle a broadcast of the given intent, for a specific
2255     * user.
2256     *
2257     * @param intent The desired intent as per resolveActivity().
2258     * @param flags Additional option flags.
2259     * @param userId The userId of the user being queried.
2260     *
2261     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2262     *         Receiver. These are ordered from first to last in priority.  If
2263     *         there are no matching receivers, an empty list is returned.
2264     *
2265     * @see #MATCH_DEFAULT_ONLY
2266     * @see #GET_INTENT_FILTERS
2267     * @see #GET_RESOLVED_FILTER
2268     * @hide
2269     */
2270    public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent,
2271            int flags, int userId);
2272
2273    /**
2274     * Determine the best service to handle for a given Intent.
2275     *
2276     * @param intent An intent containing all of the desired specification
2277     *               (action, data, type, category, and/or component).
2278     * @param flags Additional option flags.
2279     *
2280     * @return Returns a ResolveInfo containing the final service intent that
2281     *         was determined to be the best action.  Returns null if no
2282     *         matching service was found.
2283     *
2284     * @see #GET_INTENT_FILTERS
2285     * @see #GET_RESOLVED_FILTER
2286     */
2287    public abstract ResolveInfo resolveService(Intent intent, int flags);
2288
2289    /**
2290     * Retrieve all services that can match the given intent.
2291     *
2292     * @param intent The desired intent as per resolveService().
2293     * @param flags Additional option flags.
2294     *
2295     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2296     *         ServiceInfo. These are ordered from best to worst match -- that
2297     *         is, the first item in the list is what is returned by
2298     *         resolveService().  If there are no matching services, an empty
2299     *         list is returned.
2300     *
2301     * @see #GET_INTENT_FILTERS
2302     * @see #GET_RESOLVED_FILTER
2303     */
2304    public abstract List<ResolveInfo> queryIntentServices(Intent intent,
2305            int flags);
2306
2307    /**
2308     * Retrieve all services that can match the given intent for a given user.
2309     *
2310     * @param intent The desired intent as per resolveService().
2311     * @param flags Additional option flags.
2312     * @param userId The user id.
2313     *
2314     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2315     *         ServiceInfo. These are ordered from best to worst match -- that
2316     *         is, the first item in the list is what is returned by
2317     *         resolveService().  If there are no matching services, an empty
2318     *         list is returned.
2319     *
2320     * @see #GET_INTENT_FILTERS
2321     * @see #GET_RESOLVED_FILTER
2322     *
2323     * @hide
2324     */
2325    public abstract List<ResolveInfo> queryIntentServicesAsUser(Intent intent,
2326            int flags, int userId);
2327
2328    /** {@hide} */
2329    public abstract List<ResolveInfo> queryIntentContentProvidersAsUser(
2330            Intent intent, int flags, int userId);
2331
2332    /**
2333     * Retrieve all providers that can match the given intent.
2334     *
2335     * @param intent An intent containing all of the desired specification
2336     *            (action, data, type, category, and/or component).
2337     * @param flags Additional option flags.
2338     * @return A List&lt;ResolveInfo&gt; containing one entry for each matching
2339     *         ProviderInfo. These are ordered from best to worst match. If
2340     *         there are no matching providers, an empty list is returned.
2341     * @see #GET_INTENT_FILTERS
2342     * @see #GET_RESOLVED_FILTER
2343     */
2344    public abstract List<ResolveInfo> queryIntentContentProviders(Intent intent, int flags);
2345
2346    /**
2347     * Find a single content provider by its base path name.
2348     *
2349     * @param name The name of the provider to find.
2350     * @param flags Additional option flags.  Currently should always be 0.
2351     *
2352     * @return ContentProviderInfo Information about the provider, if found,
2353     *         else null.
2354     */
2355    public abstract ProviderInfo resolveContentProvider(String name,
2356            int flags);
2357
2358    /**
2359     * Retrieve content provider information.
2360     *
2361     * <p><em>Note: unlike most other methods, an empty result set is indicated
2362     * by a null return instead of an empty list.</em>
2363     *
2364     * @param processName If non-null, limits the returned providers to only
2365     *                    those that are hosted by the given process.  If null,
2366     *                    all content providers are returned.
2367     * @param uid If <var>processName</var> is non-null, this is the required
2368     *        uid owning the requested content providers.
2369     * @param flags Additional option flags.  Currently should always be 0.
2370     *
2371     * @return A List&lt;ContentProviderInfo&gt; containing one entry for each
2372     *         content provider either patching <var>processName</var> or, if
2373     *         <var>processName</var> is null, all known content providers.
2374     *         <em>If there are no matching providers, null is returned.</em>
2375     */
2376    public abstract List<ProviderInfo> queryContentProviders(
2377            String processName, int uid, int flags);
2378
2379    /**
2380     * Retrieve all of the information we know about a particular
2381     * instrumentation class.
2382     *
2383     * <p>Throws {@link NameNotFoundException} if instrumentation with the
2384     * given class name cannot be found on the system.
2385     *
2386     * @param className The full name (i.e.
2387     *                  com.google.apps.contacts.InstrumentList) of an
2388     *                  Instrumentation class.
2389     * @param flags Additional option flags.  Currently should always be 0.
2390     *
2391     * @return InstrumentationInfo containing information about the
2392     *         instrumentation.
2393     */
2394    public abstract InstrumentationInfo getInstrumentationInfo(
2395            ComponentName className, int flags) throws NameNotFoundException;
2396
2397    /**
2398     * Retrieve information about available instrumentation code.  May be used
2399     * to retrieve either all instrumentation code, or only the code targeting
2400     * a particular package.
2401     *
2402     * @param targetPackage If null, all instrumentation is returned; only the
2403     *                      instrumentation targeting this package name is
2404     *                      returned.
2405     * @param flags Additional option flags.  Currently should always be 0.
2406     *
2407     * @return A List&lt;InstrumentationInfo&gt; containing one entry for each
2408     *         matching available Instrumentation.  Returns an empty list if
2409     *         there is no instrumentation available for the given package.
2410     */
2411    public abstract List<InstrumentationInfo> queryInstrumentation(
2412            String targetPackage, int flags);
2413
2414    /**
2415     * Retrieve an image from a package.  This is a low-level API used by
2416     * the various package manager info structures (such as
2417     * {@link ComponentInfo} to implement retrieval of their associated
2418     * icon.
2419     *
2420     * @param packageName The name of the package that this icon is coming from.
2421     * Cannot be null.
2422     * @param resid The resource identifier of the desired image.  Cannot be 0.
2423     * @param appInfo Overall information about <var>packageName</var>.  This
2424     * may be null, in which case the application information will be retrieved
2425     * for you if needed; if you already have this information around, it can
2426     * be much more efficient to supply it here.
2427     *
2428     * @return Returns a Drawable holding the requested image.  Returns null if
2429     * an image could not be found for any reason.
2430     */
2431    public abstract Drawable getDrawable(String packageName, int resid,
2432            ApplicationInfo appInfo);
2433
2434    /**
2435     * Retrieve the icon associated with an activity.  Given the full name of
2436     * an activity, retrieves the information about it and calls
2437     * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon.
2438     * If the activity cannot be found, NameNotFoundException is thrown.
2439     *
2440     * @param activityName Name of the activity whose icon is to be retrieved.
2441     *
2442     * @return Returns the image of the icon, or the default activity icon if
2443     * it could not be found.  Does not return null.
2444     * @throws NameNotFoundException Thrown if the resources for the given
2445     * activity could not be loaded.
2446     *
2447     * @see #getActivityIcon(Intent)
2448     */
2449    public abstract Drawable getActivityIcon(ComponentName activityName)
2450            throws NameNotFoundException;
2451
2452    /**
2453     * Retrieve the icon associated with an Intent.  If intent.getClassName() is
2454     * set, this simply returns the result of
2455     * getActivityIcon(intent.getClassName()).  Otherwise it resolves the intent's
2456     * component and returns the icon associated with the resolved component.
2457     * If intent.getClassName() cannot be found or the Intent cannot be resolved
2458     * to a component, NameNotFoundException is thrown.
2459     *
2460     * @param intent The intent for which you would like to retrieve an icon.
2461     *
2462     * @return Returns the image of the icon, or the default activity icon if
2463     * it could not be found.  Does not return null.
2464     * @throws NameNotFoundException Thrown if the resources for application
2465     * matching the given intent could not be loaded.
2466     *
2467     * @see #getActivityIcon(ComponentName)
2468     */
2469    public abstract Drawable getActivityIcon(Intent intent)
2470            throws NameNotFoundException;
2471
2472    /**
2473     * Retrieve the banner associated with an activity. Given the full name of
2474     * an activity, retrieves the information about it and calls
2475     * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its
2476     * banner. If the activity cannot be found, NameNotFoundException is thrown.
2477     *
2478     * @param activityName Name of the activity whose banner is to be retrieved.
2479     * @return Returns the image of the banner, or null if the activity has no
2480     *         banner specified.
2481     * @throws NameNotFoundException Thrown if the resources for the given
2482     *             activity could not be loaded.
2483     * @see #getActivityBanner(Intent)
2484     */
2485    public abstract Drawable getActivityBanner(ComponentName activityName)
2486            throws NameNotFoundException;
2487
2488    /**
2489     * Retrieve the banner associated with an Intent. If intent.getClassName()
2490     * is set, this simply returns the result of
2491     * getActivityBanner(intent.getClassName()). Otherwise it resolves the
2492     * intent's component and returns the banner associated with the resolved
2493     * component. If intent.getClassName() cannot be found or the Intent cannot
2494     * be resolved to a component, NameNotFoundException is thrown.
2495     *
2496     * @param intent The intent for which you would like to retrieve a banner.
2497     * @return Returns the image of the banner, or null if the activity has no
2498     *         banner specified.
2499     * @throws NameNotFoundException Thrown if the resources for application
2500     *             matching the given intent could not be loaded.
2501     * @see #getActivityBanner(ComponentName)
2502     */
2503    public abstract Drawable getActivityBanner(Intent intent)
2504            throws NameNotFoundException;
2505
2506    /**
2507     * Return the generic icon for an activity that is used when no specific
2508     * icon is defined.
2509     *
2510     * @return Drawable Image of the icon.
2511     */
2512    public abstract Drawable getDefaultActivityIcon();
2513
2514    /**
2515     * Retrieve the icon associated with an application.  If it has not defined
2516     * an icon, the default app icon is returned.  Does not return null.
2517     *
2518     * @param info Information about application being queried.
2519     *
2520     * @return Returns the image of the icon, or the default application icon
2521     * if it could not be found.
2522     *
2523     * @see #getApplicationIcon(String)
2524     */
2525    public abstract Drawable getApplicationIcon(ApplicationInfo info);
2526
2527    /**
2528     * Retrieve the icon associated with an application.  Given the name of the
2529     * application's package, retrieves the information about it and calls
2530     * getApplicationIcon() to return its icon. If the application cannot be
2531     * found, NameNotFoundException is thrown.
2532     *
2533     * @param packageName Name of the package whose application icon is to be
2534     *                    retrieved.
2535     *
2536     * @return Returns the image of the icon, or the default application icon
2537     * if it could not be found.  Does not return null.
2538     * @throws NameNotFoundException Thrown if the resources for the given
2539     * application could not be loaded.
2540     *
2541     * @see #getApplicationIcon(ApplicationInfo)
2542     */
2543    public abstract Drawable getApplicationIcon(String packageName)
2544            throws NameNotFoundException;
2545
2546    /**
2547     * Retrieve the banner associated with an application.
2548     *
2549     * @param info Information about application being queried.
2550     * @return Returns the image of the banner or null if the application has no
2551     *         banner specified.
2552     * @see #getApplicationBanner(String)
2553     */
2554    public abstract Drawable getApplicationBanner(ApplicationInfo info);
2555
2556    /**
2557     * Retrieve the banner associated with an application. Given the name of the
2558     * application's package, retrieves the information about it and calls
2559     * getApplicationIcon() to return its banner. If the application cannot be
2560     * found, NameNotFoundException is thrown.
2561     *
2562     * @param packageName Name of the package whose application banner is to be
2563     *            retrieved.
2564     * @return Returns the image of the banner or null if the application has no
2565     *         banner specified.
2566     * @throws NameNotFoundException Thrown if the resources for the given
2567     *             application could not be loaded.
2568     * @see #getApplicationBanner(ApplicationInfo)
2569     */
2570    public abstract Drawable getApplicationBanner(String packageName)
2571            throws NameNotFoundException;
2572
2573    /**
2574     * Retrieve the logo associated with an activity. Given the full name of an
2575     * activity, retrieves the information about it and calls
2576     * {@link ComponentInfo#loadLogo ComponentInfo.loadLogo()} to return its
2577     * logo. If the activity cannot be found, NameNotFoundException is thrown.
2578     *
2579     * @param activityName Name of the activity whose logo is to be retrieved.
2580     * @return Returns the image of the logo or null if the activity has no logo
2581     *         specified.
2582     * @throws NameNotFoundException Thrown if the resources for the given
2583     *             activity could not be loaded.
2584     * @see #getActivityLogo(Intent)
2585     */
2586    public abstract Drawable getActivityLogo(ComponentName activityName)
2587            throws NameNotFoundException;
2588
2589    /**
2590     * Retrieve the logo associated with an Intent.  If intent.getClassName() is
2591     * set, this simply returns the result of
2592     * getActivityLogo(intent.getClassName()).  Otherwise it resolves the intent's
2593     * component and returns the logo associated with the resolved component.
2594     * If intent.getClassName() cannot be found or the Intent cannot be resolved
2595     * to a component, NameNotFoundException is thrown.
2596     *
2597     * @param intent The intent for which you would like to retrieve a logo.
2598     *
2599     * @return Returns the image of the logo, or null if the activity has no
2600     * logo specified.
2601     *
2602     * @throws NameNotFoundException Thrown if the resources for application
2603     * matching the given intent could not be loaded.
2604     *
2605     * @see #getActivityLogo(ComponentName)
2606     */
2607    public abstract Drawable getActivityLogo(Intent intent)
2608            throws NameNotFoundException;
2609
2610    /**
2611     * Retrieve the logo associated with an application.  If it has not specified
2612     * a logo, this method returns null.
2613     *
2614     * @param info Information about application being queried.
2615     *
2616     * @return Returns the image of the logo, or null if no logo is specified
2617     * by the application.
2618     *
2619     * @see #getApplicationLogo(String)
2620     */
2621    public abstract Drawable getApplicationLogo(ApplicationInfo info);
2622
2623    /**
2624     * Retrieve the logo associated with an application.  Given the name of the
2625     * application's package, retrieves the information about it and calls
2626     * getApplicationLogo() to return its logo. If the application cannot be
2627     * found, NameNotFoundException is thrown.
2628     *
2629     * @param packageName Name of the package whose application logo is to be
2630     *                    retrieved.
2631     *
2632     * @return Returns the image of the logo, or null if no application logo
2633     * has been specified.
2634     *
2635     * @throws NameNotFoundException Thrown if the resources for the given
2636     * application could not be loaded.
2637     *
2638     * @see #getApplicationLogo(ApplicationInfo)
2639     */
2640    public abstract Drawable getApplicationLogo(String packageName)
2641            throws NameNotFoundException;
2642
2643    /**
2644     * Retrieve text from a package.  This is a low-level API used by
2645     * the various package manager info structures (such as
2646     * {@link ComponentInfo} to implement retrieval of their associated
2647     * labels and other text.
2648     *
2649     * @param packageName The name of the package that this text is coming from.
2650     * Cannot be null.
2651     * @param resid The resource identifier of the desired text.  Cannot be 0.
2652     * @param appInfo Overall information about <var>packageName</var>.  This
2653     * may be null, in which case the application information will be retrieved
2654     * for you if needed; if you already have this information around, it can
2655     * be much more efficient to supply it here.
2656     *
2657     * @return Returns a CharSequence holding the requested text.  Returns null
2658     * if the text could not be found for any reason.
2659     */
2660    public abstract CharSequence getText(String packageName, int resid,
2661            ApplicationInfo appInfo);
2662
2663    /**
2664     * Retrieve an XML file from a package.  This is a low-level API used to
2665     * retrieve XML meta data.
2666     *
2667     * @param packageName The name of the package that this xml is coming from.
2668     * Cannot be null.
2669     * @param resid The resource identifier of the desired xml.  Cannot be 0.
2670     * @param appInfo Overall information about <var>packageName</var>.  This
2671     * may be null, in which case the application information will be retrieved
2672     * for you if needed; if you already have this information around, it can
2673     * be much more efficient to supply it here.
2674     *
2675     * @return Returns an XmlPullParser allowing you to parse out the XML
2676     * data.  Returns null if the xml resource could not be found for any
2677     * reason.
2678     */
2679    public abstract XmlResourceParser getXml(String packageName, int resid,
2680            ApplicationInfo appInfo);
2681
2682    /**
2683     * Return the label to use for this application.
2684     *
2685     * @return Returns the label associated with this application, or null if
2686     * it could not be found for any reason.
2687     * @param info The application to get the label of.
2688     */
2689    public abstract CharSequence getApplicationLabel(ApplicationInfo info);
2690
2691    /**
2692     * Retrieve the resources associated with an activity.  Given the full
2693     * name of an activity, retrieves the information about it and calls
2694     * getResources() to return its application's resources.  If the activity
2695     * cannot be found, NameNotFoundException is thrown.
2696     *
2697     * @param activityName Name of the activity whose resources are to be
2698     *                     retrieved.
2699     *
2700     * @return Returns the application's Resources.
2701     * @throws NameNotFoundException Thrown if the resources for the given
2702     * application could not be loaded.
2703     *
2704     * @see #getResourcesForApplication(ApplicationInfo)
2705     */
2706    public abstract Resources getResourcesForActivity(ComponentName activityName)
2707            throws NameNotFoundException;
2708
2709    /**
2710     * Retrieve the resources for an application.  Throws NameNotFoundException
2711     * if the package is no longer installed.
2712     *
2713     * @param app Information about the desired application.
2714     *
2715     * @return Returns the application's Resources.
2716     * @throws NameNotFoundException Thrown if the resources for the given
2717     * application could not be loaded (most likely because it was uninstalled).
2718     */
2719    public abstract Resources getResourcesForApplication(ApplicationInfo app)
2720            throws NameNotFoundException;
2721
2722    /**
2723     * Retrieve the resources associated with an application.  Given the full
2724     * package name of an application, retrieves the information about it and
2725     * calls getResources() to return its application's resources.  If the
2726     * appPackageName cannot be found, NameNotFoundException is thrown.
2727     *
2728     * @param appPackageName Package name of the application whose resources
2729     *                       are to be retrieved.
2730     *
2731     * @return Returns the application's Resources.
2732     * @throws NameNotFoundException Thrown if the resources for the given
2733     * application could not be loaded.
2734     *
2735     * @see #getResourcesForApplication(ApplicationInfo)
2736     */
2737    public abstract Resources getResourcesForApplication(String appPackageName)
2738            throws NameNotFoundException;
2739
2740    /** @hide */
2741    public abstract Resources getResourcesForApplicationAsUser(String appPackageName, int userId)
2742            throws NameNotFoundException;
2743
2744    /**
2745     * Retrieve overall information about an application package defined
2746     * in a package archive file
2747     *
2748     * @param archiveFilePath The path to the archive file
2749     * @param flags Additional option flags. Use any combination of
2750     * {@link #GET_ACTIVITIES},
2751     * {@link #GET_GIDS},
2752     * {@link #GET_CONFIGURATIONS},
2753     * {@link #GET_INSTRUMENTATION},
2754     * {@link #GET_PERMISSIONS},
2755     * {@link #GET_PROVIDERS},
2756     * {@link #GET_RECEIVERS},
2757     * {@link #GET_SERVICES},
2758     * {@link #GET_SIGNATURES}, to modify the data returned.
2759     *
2760     * @return Returns the information about the package. Returns
2761     * null if the package could not be successfully parsed.
2762     *
2763     * @see #GET_ACTIVITIES
2764     * @see #GET_GIDS
2765     * @see #GET_CONFIGURATIONS
2766     * @see #GET_INSTRUMENTATION
2767     * @see #GET_PERMISSIONS
2768     * @see #GET_PROVIDERS
2769     * @see #GET_RECEIVERS
2770     * @see #GET_SERVICES
2771     * @see #GET_SIGNATURES
2772     *
2773     */
2774    public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) {
2775        PackageParser packageParser = new PackageParser(archiveFilePath);
2776        DisplayMetrics metrics = new DisplayMetrics();
2777        metrics.setToDefaults();
2778        final File sourceFile = new File(archiveFilePath);
2779        PackageParser.Package pkg = packageParser.parsePackage(
2780                sourceFile, archiveFilePath, metrics, 0);
2781        if (pkg == null) {
2782            return null;
2783        }
2784        if ((flags & GET_SIGNATURES) != 0) {
2785            packageParser.collectCertificates(pkg, 0);
2786        }
2787        PackageUserState state = new PackageUserState();
2788        return PackageParser.generatePackageInfo(pkg, null, flags, 0, 0, null, state);
2789    }
2790
2791    /**
2792     * @hide
2793     *
2794     * Install a package. Since this may take a little while, the result will
2795     * be posted back to the given observer.  An installation will fail if the calling context
2796     * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the
2797     * package named in the package file's manifest is already installed, or if there's no space
2798     * available on the device.
2799     *
2800     * @param packageURI The location of the package file to install.  This can be a 'file:' or a
2801     * 'content:' URI.
2802     * @param observer An observer callback to get notified when the package installation is
2803     * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be
2804     * called when that happens.  observer may be null to indicate that no callback is desired.
2805     * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK},
2806     * {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}.
2807     * @param installerPackageName Optional package name of the application that is performing the
2808     * installation. This identifies which market the package came from.
2809     */
2810    public abstract void installPackage(
2811            Uri packageURI, IPackageInstallObserver observer, int flags,
2812            String installerPackageName);
2813
2814    /**
2815     * Similar to
2816     * {@link #installPackage(Uri, IPackageInstallObserver, int, String)} but
2817     * with an extra verification file provided.
2818     *
2819     * @param packageURI The location of the package file to install. This can
2820     *            be a 'file:' or a 'content:' URI.
2821     * @param observer An observer callback to get notified when the package
2822     *            installation is complete.
2823     *            {@link IPackageInstallObserver#packageInstalled(String, int)}
2824     *            will be called when that happens. observer may be null to
2825     *            indicate that no callback is desired.
2826     * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK},
2827     *            {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}
2828     *            .
2829     * @param installerPackageName Optional package name of the application that
2830     *            is performing the installation. This identifies which market
2831     *            the package came from.
2832     * @param verificationURI The location of the supplementary verification
2833     *            file. This can be a 'file:' or a 'content:' URI. May be
2834     *            {@code null}.
2835     * @param manifestDigest an object that holds the digest of the package
2836     *            which can be used to verify ownership. May be {@code null}.
2837     * @param encryptionParams if the package to be installed is encrypted,
2838     *            these parameters describing the encryption and authentication
2839     *            used. May be {@code null}.
2840     * @hide
2841     */
2842    public abstract void installPackageWithVerification(Uri packageURI,
2843            IPackageInstallObserver observer, int flags, String installerPackageName,
2844            Uri verificationURI, ManifestDigest manifestDigest,
2845            ContainerEncryptionParams encryptionParams);
2846
2847    /**
2848     * Similar to
2849     * {@link #installPackage(Uri, IPackageInstallObserver, int, String)} but
2850     * with an extra verification information provided.
2851     *
2852     * @param packageURI The location of the package file to install. This can
2853     *            be a 'file:' or a 'content:' URI.
2854     * @param observer An observer callback to get notified when the package
2855     *            installation is complete.
2856     *            {@link IPackageInstallObserver#packageInstalled(String, int)}
2857     *            will be called when that happens. observer may be null to
2858     *            indicate that no callback is desired.
2859     * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK},
2860     *            {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}
2861     *            .
2862     * @param installerPackageName Optional package name of the application that
2863     *            is performing the installation. This identifies which market
2864     *            the package came from.
2865     * @param verificationParams an object that holds signal information to
2866     *            assist verification. May be {@code null}.
2867     * @param encryptionParams if the package to be installed is encrypted,
2868     *            these parameters describing the encryption and authentication
2869     *            used. May be {@code null}.
2870     *
2871     * @hide
2872     */
2873    public abstract void installPackageWithVerificationAndEncryption(Uri packageURI,
2874            IPackageInstallObserver observer, int flags, String installerPackageName,
2875            VerificationParams verificationParams,
2876            ContainerEncryptionParams encryptionParams);
2877
2878    /**
2879     * If there is already an application with the given package name installed
2880     * on the system for other users, also install it for the calling user.
2881     * @hide
2882     */
2883    public abstract int installExistingPackage(String packageName)
2884            throws NameNotFoundException;
2885
2886    /**
2887     * Allows a package listening to the
2888     * {@link Intent#ACTION_PACKAGE_NEEDS_VERIFICATION package verification
2889     * broadcast} to respond to the package manager. The response must include
2890     * the {@code verificationCode} which is one of
2891     * {@link PackageManager#VERIFICATION_ALLOW} or
2892     * {@link PackageManager#VERIFICATION_REJECT}.
2893     *
2894     * @param id pending package identifier as passed via the
2895     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
2896     * @param verificationCode either {@link PackageManager#VERIFICATION_ALLOW}
2897     *            or {@link PackageManager#VERIFICATION_REJECT}.
2898     * @throws SecurityException if the caller does not have the
2899     *            PACKAGE_VERIFICATION_AGENT permission.
2900     */
2901    public abstract void verifyPendingInstall(int id, int verificationCode);
2902
2903    /**
2904     * Allows a package listening to the
2905     * {@link Intent#ACTION_PACKAGE_NEEDS_VERIFICATION package verification
2906     * broadcast} to extend the default timeout for a response and declare what
2907     * action to perform after the timeout occurs. The response must include
2908     * the {@code verificationCodeAtTimeout} which is one of
2909     * {@link PackageManager#VERIFICATION_ALLOW} or
2910     * {@link PackageManager#VERIFICATION_REJECT}.
2911     *
2912     * This method may only be called once per package id. Additional calls
2913     * will have no effect.
2914     *
2915     * @param id pending package identifier as passed via the
2916     *            {@link PackageManager#EXTRA_VERIFICATION_ID} Intent extra.
2917     * @param verificationCodeAtTimeout either
2918     *            {@link PackageManager#VERIFICATION_ALLOW} or
2919     *            {@link PackageManager#VERIFICATION_REJECT}. If
2920     *            {@code verificationCodeAtTimeout} is neither
2921     *            {@link PackageManager#VERIFICATION_ALLOW} or
2922     *            {@link PackageManager#VERIFICATION_REJECT}, then
2923     *            {@code verificationCodeAtTimeout} will default to
2924     *            {@link PackageManager#VERIFICATION_REJECT}.
2925     * @param millisecondsToDelay the amount of time requested for the timeout.
2926     *            Must be positive and less than
2927     *            {@link PackageManager#MAXIMUM_VERIFICATION_TIMEOUT}. If
2928     *            {@code millisecondsToDelay} is out of bounds,
2929     *            {@code millisecondsToDelay} will be set to the closest in
2930     *            bounds value; namely, 0 or
2931     *            {@link PackageManager#MAXIMUM_VERIFICATION_TIMEOUT}.
2932     * @throws SecurityException if the caller does not have the
2933     *            PACKAGE_VERIFICATION_AGENT permission.
2934     */
2935    public abstract void extendVerificationTimeout(int id,
2936            int verificationCodeAtTimeout, long millisecondsToDelay);
2937
2938    /**
2939     * Change the installer associated with a given package.  There are limitations
2940     * on how the installer package can be changed; in particular:
2941     * <ul>
2942     * <li> A SecurityException will be thrown if <var>installerPackageName</var>
2943     * is not signed with the same certificate as the calling application.
2944     * <li> A SecurityException will be thrown if <var>targetPackage</var> already
2945     * has an installer package, and that installer package is not signed with
2946     * the same certificate as the calling application.
2947     * </ul>
2948     *
2949     * @param targetPackage The installed package whose installer will be changed.
2950     * @param installerPackageName The package name of the new installer.  May be
2951     * null to clear the association.
2952     */
2953    public abstract void setInstallerPackageName(String targetPackage,
2954            String installerPackageName);
2955
2956    /**
2957     * Attempts to delete a package.  Since this may take a little while, the result will
2958     * be posted back to the given observer.  A deletion will fail if the calling context
2959     * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the
2960     * named package cannot be found, or if the named package is a "system package".
2961     * (TODO: include pointer to documentation on "system packages")
2962     *
2963     * @param packageName The name of the package to delete
2964     * @param observer An observer callback to get notified when the package deletion is
2965     * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be
2966     * called when that happens.  observer may be null to indicate that no callback is desired.
2967     * @param flags - possible values: {@link #DELETE_KEEP_DATA},
2968     * {@link #DELETE_ALL_USERS}.
2969     *
2970     * @hide
2971     */
2972    public abstract void deletePackage(
2973            String packageName, IPackageDeleteObserver observer, int flags);
2974
2975    /**
2976     * Retrieve the package name of the application that installed a package. This identifies
2977     * which market the package came from.
2978     *
2979     * @param packageName The name of the package to query
2980     */
2981    public abstract String getInstallerPackageName(String packageName);
2982
2983    /**
2984     * Attempts to clear the user data directory of an application.
2985     * Since this may take a little while, the result will
2986     * be posted back to the given observer.  A deletion will fail if the
2987     * named package cannot be found, or if the named package is a "system package".
2988     *
2989     * @param packageName The name of the package
2990     * @param observer An observer callback to get notified when the operation is finished
2991     * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
2992     * will be called when that happens.  observer may be null to indicate that
2993     * no callback is desired.
2994     *
2995     * @hide
2996     */
2997    public abstract void clearApplicationUserData(String packageName,
2998            IPackageDataObserver observer);
2999    /**
3000     * Attempts to delete the cache files associated with an application.
3001     * Since this may take a little while, the result will
3002     * be posted back to the given observer.  A deletion will fail if the calling context
3003     * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the
3004     * named package cannot be found, or if the named package is a "system package".
3005     *
3006     * @param packageName The name of the package to delete
3007     * @param observer An observer callback to get notified when the cache file deletion
3008     * is complete.
3009     * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)}
3010     * will be called when that happens.  observer may be null to indicate that
3011     * no callback is desired.
3012     *
3013     * @hide
3014     */
3015    public abstract void deleteApplicationCacheFiles(String packageName,
3016            IPackageDataObserver observer);
3017
3018    /**
3019     * Free storage by deleting LRU sorted list of cache files across
3020     * all applications. If the currently available free storage
3021     * on the device is greater than or equal to the requested
3022     * free storage, no cache files are cleared. If the currently
3023     * available storage on the device is less than the requested
3024     * free storage, some or all of the cache files across
3025     * all applications are deleted (based on last accessed time)
3026     * to increase the free storage space on the device to
3027     * the requested value. There is no guarantee that clearing all
3028     * the cache files from all applications will clear up
3029     * enough storage to achieve the desired value.
3030     * @param freeStorageSize The number of bytes of storage to be
3031     * freed by the system. Say if freeStorageSize is XX,
3032     * and the current free storage is YY,
3033     * if XX is less than YY, just return. if not free XX-YY number
3034     * of bytes if possible.
3035     * @param observer call back used to notify when
3036     * the operation is completed
3037     *
3038     * @hide
3039     */
3040    public abstract void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer);
3041
3042    /**
3043     * Free storage by deleting LRU sorted list of cache files across
3044     * all applications. If the currently available free storage
3045     * on the device is greater than or equal to the requested
3046     * free storage, no cache files are cleared. If the currently
3047     * available storage on the device is less than the requested
3048     * free storage, some or all of the cache files across
3049     * all applications are deleted (based on last accessed time)
3050     * to increase the free storage space on the device to
3051     * the requested value. There is no guarantee that clearing all
3052     * the cache files from all applications will clear up
3053     * enough storage to achieve the desired value.
3054     * @param freeStorageSize The number of bytes of storage to be
3055     * freed by the system. Say if freeStorageSize is XX,
3056     * and the current free storage is YY,
3057     * if XX is less than YY, just return. if not free XX-YY number
3058     * of bytes if possible.
3059     * @param pi IntentSender call back used to
3060     * notify when the operation is completed.May be null
3061     * to indicate that no call back is desired.
3062     *
3063     * @hide
3064     */
3065    public abstract void freeStorage(long freeStorageSize, IntentSender pi);
3066
3067    /**
3068     * Retrieve the size information for a package.
3069     * Since this may take a little while, the result will
3070     * be posted back to the given observer.  The calling context
3071     * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission.
3072     *
3073     * @param packageName The name of the package whose size information is to be retrieved
3074     * @param userHandle The user whose size information should be retrieved.
3075     * @param observer An observer callback to get notified when the operation
3076     * is complete.
3077     * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)}
3078     * The observer's callback is invoked with a PackageStats object(containing the
3079     * code, data and cache sizes of the package) and a boolean value representing
3080     * the status of the operation. observer may be null to indicate that
3081     * no callback is desired.
3082     *
3083     * @hide
3084     */
3085    public abstract void getPackageSizeInfo(String packageName, int userHandle,
3086            IPackageStatsObserver observer);
3087
3088    /**
3089     * Like {@link #getPackageSizeInfo(String, int, IPackageStatsObserver)}, but
3090     * returns the size for the calling user.
3091     *
3092     * @hide
3093     */
3094    public void getPackageSizeInfo(String packageName, IPackageStatsObserver observer) {
3095        getPackageSizeInfo(packageName, UserHandle.myUserId(), observer);
3096    }
3097
3098    /**
3099     * @deprecated This function no longer does anything; it was an old
3100     * approach to managing preferred activities, which has been superseded
3101     * by (and conflicts with) the modern activity-based preferences.
3102     */
3103    @Deprecated
3104    public abstract void addPackageToPreferred(String packageName);
3105
3106    /**
3107     * @deprecated This function no longer does anything; it was an old
3108     * approach to managing preferred activities, which has been superseded
3109     * by (and conflicts with) the modern activity-based preferences.
3110     */
3111    @Deprecated
3112    public abstract void removePackageFromPreferred(String packageName);
3113
3114    /**
3115     * Retrieve the list of all currently configured preferred packages.  The
3116     * first package on the list is the most preferred, the last is the
3117     * least preferred.
3118     *
3119     * @param flags Additional option flags. Use any combination of
3120     * {@link #GET_ACTIVITIES},
3121     * {@link #GET_GIDS},
3122     * {@link #GET_CONFIGURATIONS},
3123     * {@link #GET_INSTRUMENTATION},
3124     * {@link #GET_PERMISSIONS},
3125     * {@link #GET_PROVIDERS},
3126     * {@link #GET_RECEIVERS},
3127     * {@link #GET_SERVICES},
3128     * {@link #GET_SIGNATURES}, to modify the data returned.
3129     *
3130     * @return Returns a list of PackageInfo objects describing each
3131     * preferred application, in order of preference.
3132     *
3133     * @see #GET_ACTIVITIES
3134     * @see #GET_GIDS
3135     * @see #GET_CONFIGURATIONS
3136     * @see #GET_INSTRUMENTATION
3137     * @see #GET_PERMISSIONS
3138     * @see #GET_PROVIDERS
3139     * @see #GET_RECEIVERS
3140     * @see #GET_SERVICES
3141     * @see #GET_SIGNATURES
3142     */
3143    public abstract List<PackageInfo> getPreferredPackages(int flags);
3144
3145    /**
3146     * @deprecated This is a protected API that should not have been available
3147     * to third party applications.  It is the platform's responsibility for
3148     * assigning preferred activities and this cannot be directly modified.
3149     *
3150     * Add a new preferred activity mapping to the system.  This will be used
3151     * to automatically select the given activity component when
3152     * {@link Context#startActivity(Intent) Context.startActivity()} finds
3153     * multiple matching activities and also matches the given filter.
3154     *
3155     * @param filter The set of intents under which this activity will be
3156     * made preferred.
3157     * @param match The IntentFilter match category that this preference
3158     * applies to.
3159     * @param set The set of activities that the user was picking from when
3160     * this preference was made.
3161     * @param activity The component name of the activity that is to be
3162     * preferred.
3163     */
3164    @Deprecated
3165    public abstract void addPreferredActivity(IntentFilter filter, int match,
3166            ComponentName[] set, ComponentName activity);
3167
3168    /**
3169     * Same as {@link #addPreferredActivity(IntentFilter, int,
3170            ComponentName[], ComponentName)}, but with a specific userId to apply the preference
3171            to.
3172     * @hide
3173     */
3174    public void addPreferredActivity(IntentFilter filter, int match,
3175            ComponentName[] set, ComponentName activity, int userId) {
3176        throw new RuntimeException("Not implemented. Must override in a subclass.");
3177    }
3178
3179    /**
3180     * @deprecated This is a protected API that should not have been available
3181     * to third party applications.  It is the platform's responsibility for
3182     * assigning preferred activities and this cannot be directly modified.
3183     *
3184     * Replaces an existing preferred activity mapping to the system, and if that were not present
3185     * adds a new preferred activity.  This will be used
3186     * to automatically select the given activity component when
3187     * {@link Context#startActivity(Intent) Context.startActivity()} finds
3188     * multiple matching activities and also matches the given filter.
3189     *
3190     * @param filter The set of intents under which this activity will be
3191     * made preferred.
3192     * @param match The IntentFilter match category that this preference
3193     * applies to.
3194     * @param set The set of activities that the user was picking from when
3195     * this preference was made.
3196     * @param activity The component name of the activity that is to be
3197     * preferred.
3198     * @hide
3199     */
3200    @Deprecated
3201    public abstract void replacePreferredActivity(IntentFilter filter, int match,
3202            ComponentName[] set, ComponentName activity);
3203
3204    /**
3205     * Remove all preferred activity mappings, previously added with
3206     * {@link #addPreferredActivity}, from the
3207     * system whose activities are implemented in the given package name.
3208     * An application can only clear its own package(s).
3209     *
3210     * @param packageName The name of the package whose preferred activity
3211     * mappings are to be removed.
3212     */
3213    public abstract void clearPackagePreferredActivities(String packageName);
3214
3215    /**
3216     * Retrieve all preferred activities, previously added with
3217     * {@link #addPreferredActivity}, that are
3218     * currently registered with the system.
3219     *
3220     * @param outFilters A list in which to place the filters of all of the
3221     * preferred activities, or null for none.
3222     * @param outActivities A list in which to place the component names of
3223     * all of the preferred activities, or null for none.
3224     * @param packageName An option package in which you would like to limit
3225     * the list.  If null, all activities will be returned; if non-null, only
3226     * those activities in the given package are returned.
3227     *
3228     * @return Returns the total number of registered preferred activities
3229     * (the number of distinct IntentFilter records, not the number of unique
3230     * activity components) that were found.
3231     */
3232    public abstract int getPreferredActivities(List<IntentFilter> outFilters,
3233            List<ComponentName> outActivities, String packageName);
3234
3235    /**
3236     * Ask for the set of available 'home' activities and the current explicit
3237     * default, if any.
3238     * @hide
3239     */
3240    public abstract ComponentName getHomeActivities(List<ResolveInfo> outActivities);
3241
3242    /**
3243     * Set the enabled setting for a package component (activity, receiver, service, provider).
3244     * This setting will override any enabled state which may have been set by the component in its
3245     * manifest.
3246     *
3247     * @param componentName The component to enable
3248     * @param newState The new enabled state for the component.  The legal values for this state
3249     *                 are:
3250     *                   {@link #COMPONENT_ENABLED_STATE_ENABLED},
3251     *                   {@link #COMPONENT_ENABLED_STATE_DISABLED}
3252     *                   and
3253     *                   {@link #COMPONENT_ENABLED_STATE_DEFAULT}
3254     *                 The last one removes the setting, thereby restoring the component's state to
3255     *                 whatever was set in it's manifest (or enabled, by default).
3256     * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0.
3257     */
3258    public abstract void setComponentEnabledSetting(ComponentName componentName,
3259            int newState, int flags);
3260
3261
3262    /**
3263     * Return the enabled setting for a package component (activity,
3264     * receiver, service, provider).  This returns the last value set by
3265     * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most
3266     * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since
3267     * the value originally specified in the manifest has not been modified.
3268     *
3269     * @param componentName The component to retrieve.
3270     * @return Returns the current enabled state for the component.  May
3271     * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED},
3272     * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or
3273     * {@link #COMPONENT_ENABLED_STATE_DEFAULT}.  The last one means the
3274     * component's enabled state is based on the original information in
3275     * the manifest as found in {@link ComponentInfo}.
3276     */
3277    public abstract int getComponentEnabledSetting(ComponentName componentName);
3278
3279    /**
3280     * Set the enabled setting for an application
3281     * This setting will override any enabled state which may have been set by the application in
3282     * its manifest.  It also overrides the enabled state set in the manifest for any of the
3283     * application's components.  It does not override any enabled state set by
3284     * {@link #setComponentEnabledSetting} for any of the application's components.
3285     *
3286     * @param packageName The package name of the application to enable
3287     * @param newState The new enabled state for the component.  The legal values for this state
3288     *                 are:
3289     *                   {@link #COMPONENT_ENABLED_STATE_ENABLED},
3290     *                   {@link #COMPONENT_ENABLED_STATE_DISABLED}
3291     *                   and
3292     *                   {@link #COMPONENT_ENABLED_STATE_DEFAULT}
3293     *                 The last one removes the setting, thereby restoring the applications's state to
3294     *                 whatever was set in its manifest (or enabled, by default).
3295     * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0.
3296     */
3297    public abstract void setApplicationEnabledSetting(String packageName,
3298            int newState, int flags);
3299
3300    /**
3301     * Return the enabled setting for an application. This returns
3302     * the last value set by
3303     * {@link #setApplicationEnabledSetting(String, int, int)}; in most
3304     * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since
3305     * the value originally specified in the manifest has not been modified.
3306     *
3307     * @param packageName The package name of the application to retrieve.
3308     * @return Returns the current enabled state for the application.  May
3309     * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED},
3310     * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or
3311     * {@link #COMPONENT_ENABLED_STATE_DEFAULT}.  The last one means the
3312     * application's enabled state is based on the original information in
3313     * the manifest as found in {@link ComponentInfo}.
3314     * @throws IllegalArgumentException if the named package does not exist.
3315     */
3316    public abstract int getApplicationEnabledSetting(String packageName);
3317
3318    /**
3319     * Puts the package in a blocked state, which is almost like an uninstalled state,
3320     * making the package unavailable, but it doesn't remove the data or the actual
3321     * package file.
3322     * @hide
3323     */
3324    public abstract boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked,
3325            UserHandle userHandle);
3326
3327    /**
3328     * Returns the blocked state of a package.
3329     * @see #setApplicationBlockedSettingAsUser(String, boolean, UserHandle)
3330     * @hide
3331     */
3332    public abstract boolean getApplicationBlockedSettingAsUser(String packageName,
3333            UserHandle userHandle);
3334
3335    /**
3336     * Return whether the device has been booted into safe mode.
3337     */
3338    public abstract boolean isSafeMode();
3339
3340    /**
3341     * Attempts to move package resources from internal to external media or vice versa.
3342     * Since this may take a little while, the result will
3343     * be posted back to the given observer.   This call may fail if the calling context
3344     * lacks the {@link android.Manifest.permission#MOVE_PACKAGE} permission, if the
3345     * named package cannot be found, or if the named package is a "system package".
3346     *
3347     * @param packageName The name of the package to delete
3348     * @param observer An observer callback to get notified when the package move is
3349     * complete. {@link android.content.pm.IPackageMoveObserver#packageMoved(boolean)} will be
3350     * called when that happens.  observer may be null to indicate that no callback is desired.
3351     * @param flags To indicate install location {@link #MOVE_INTERNAL} or
3352     * {@link #MOVE_EXTERNAL_MEDIA}
3353     *
3354     * @hide
3355     */
3356    public abstract void movePackage(
3357            String packageName, IPackageMoveObserver observer, int flags);
3358
3359    /**
3360     * Returns the device identity that verifiers can use to associate their scheme to a particular
3361     * device. This should not be used by anything other than a package verifier.
3362     *
3363     * @return identity that uniquely identifies current device
3364     * @hide
3365     */
3366    public abstract VerifierDeviceIdentity getVerifierDeviceIdentity();
3367
3368    /**
3369     * Returns the data directory for a particular user and package, given the uid of the package.
3370     * @param uid uid of the package, including the userId and appId
3371     * @param packageName name of the package
3372     * @return the user-specific data directory for the package
3373     * @hide
3374     */
3375    public static String getDataDirForUser(int userId, String packageName) {
3376        // TODO: This should be shared with Installer's knowledge of user directory
3377        return Environment.getDataDirectory().toString() + "/user/" + userId
3378                + "/" + packageName;
3379    }
3380}
3381