PackageManager.java revision 54b6cfa9a9e5b861a9930af873580d6dc20f773c
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 19 20import android.content.ComponentName; 21import android.content.Context; 22import android.content.Intent; 23import android.content.IntentFilter; 24import android.content.res.Resources; 25import android.content.res.XmlResourceParser; 26import android.graphics.drawable.Drawable; 27import android.net.Uri; 28import android.util.AndroidException; 29import android.util.DisplayMetrics; 30 31import java.io.File; 32import java.util.List; 33 34/** 35 * Class for retrieving various kinds of information related to the application 36 * packages that are currently installed on the device. 37 * 38 * You can find this class through {@link Context#getPackageManager}. 39 */ 40public abstract class PackageManager { 41 42 /** 43 * This exception is thrown when a given package, application, or component 44 * name can not be found. 45 */ 46 public static class NameNotFoundException extends AndroidException { 47 public NameNotFoundException() { 48 } 49 50 public NameNotFoundException(String name) { 51 super(name); 52 } 53 } 54 55 /** 56 * {@link PackageInfo} flag: return information about 57 * activities in the package in {@link PackageInfo#activities}. 58 */ 59 public static final int GET_ACTIVITIES = 0x00000001; 60 61 /** 62 * {@link PackageInfo} flag: return information about 63 * intent receivers in the package in 64 * {@link PackageInfo#receivers}. 65 */ 66 public static final int GET_RECEIVERS = 0x00000002; 67 68 /** 69 * {@link PackageInfo} flag: return information about 70 * services in the package in {@link PackageInfo#services}. 71 */ 72 public static final int GET_SERVICES = 0x00000004; 73 74 /** 75 * {@link PackageInfo} flag: return information about 76 * content providers in the package in 77 * {@link PackageInfo#providers}. 78 */ 79 public static final int GET_PROVIDERS = 0x00000008; 80 81 /** 82 * {@link PackageInfo} flag: return information about 83 * instrumentation in the package in 84 * {@link PackageInfo#instrumentation}. 85 */ 86 public static final int GET_INSTRUMENTATION = 0x00000010; 87 88 /** 89 * {@link PackageInfo} flag: return information about the 90 * intent filters supported by the activity. 91 */ 92 public static final int GET_INTENT_FILTERS = 0x00000020; 93 94 /** 95 * {@link PackageInfo} flag: return information about the 96 * signatures included in the package. 97 */ 98 public static final int GET_SIGNATURES = 0x00000040; 99 100 /** 101 * {@link ResolveInfo} flag: return the IntentFilter that 102 * was matched for a particular ResolveInfo in 103 * {@link ResolveInfo#filter}. 104 */ 105 public static final int GET_RESOLVED_FILTER = 0x00000040; 106 107 /** 108 * {@link ComponentInfo} flag: return the {@link ComponentInfo#metaData} 109 * data {@link android.os.Bundle}s that are associated with a component. 110 * This applies for any API returning a ComponentInfo subclass. 111 */ 112 public static final int GET_META_DATA = 0x00000080; 113 114 /** 115 * {@link PackageInfo} flag: return the 116 * {@link PackageInfo#gids group ids} that are associated with an 117 * application. 118 * This applies for any API returning an PackageInfo class, either 119 * directly or nested inside of another. 120 */ 121 public static final int GET_GIDS = 0x00000100; 122 123 /** 124 * {@link PackageInfo} flag: include disabled components in the returned info. 125 */ 126 public static final int GET_DISABLED_COMPONENTS = 0x00000200; 127 128 /** 129 * {@link ApplicationInfo} flag: return the 130 * {@link ApplicationInfo#sharedLibraryFiles paths to the shared libraries} 131 * that are associated with an application. 132 * This applies for any API returning an ApplicationInfo class, either 133 * directly or nested inside of another. 134 */ 135 public static final int GET_SHARED_LIBRARY_FILES = 0x00000400; 136 137 /** 138 * {@link ProviderInfo} flag: return the 139 * {@link ProviderInfo#uriPermissionPatterns URI permission patterns} 140 * that are associated with a content provider. 141 * This applies for any API returning an ProviderInfo class, either 142 * directly or nested inside of another. 143 */ 144 public static final int GET_URI_PERMISSION_PATTERNS = 0x00000800; 145 /** 146 * {@link PackageInfo} flag: return information about 147 * permissions in the package in 148 * {@link PackageInfo#permissions}. 149 */ 150 public static final int GET_PERMISSIONS = 0x00001000; 151 152 /** 153 * Permission check result: this is returned by {@link #checkPermission} 154 * if the permission has been granted to the given package. 155 */ 156 public static final int PERMISSION_GRANTED = 0; 157 158 /** 159 * Permission check result: this is returned by {@link #checkPermission} 160 * if the permission has not been granted to the given package. 161 */ 162 public static final int PERMISSION_DENIED = -1; 163 164 /** 165 * Signature check result: this is returned by {@link #checkSignatures} 166 * if the two packages have a matching signature. 167 */ 168 public static final int SIGNATURE_MATCH = 0; 169 170 /** 171 * Signature check result: this is returned by {@link #checkSignatures} 172 * if neither of the two packages is signed. 173 */ 174 public static final int SIGNATURE_NEITHER_SIGNED = 1; 175 176 /** 177 * Signature check result: this is returned by {@link #checkSignatures} 178 * if the first package is not signed, but the second is. 179 */ 180 public static final int SIGNATURE_FIRST_NOT_SIGNED = -1; 181 182 /** 183 * Signature check result: this is returned by {@link #checkSignatures} 184 * if the second package is not signed, but the first is. 185 */ 186 public static final int SIGNATURE_SECOND_NOT_SIGNED = -2; 187 188 /** 189 * Signature check result: this is returned by {@link #checkSignatures} 190 * if both packages are signed but there is no matching signature. 191 */ 192 public static final int SIGNATURE_NO_MATCH = -3; 193 194 /** 195 * Signature check result: this is returned by {@link #checkSignatures} 196 * if either of the given package names are not valid. 197 */ 198 public static final int SIGNATURE_UNKNOWN_PACKAGE = -4; 199 200 /** 201 * Resolution and querying flag: if set, only filters that support the 202 * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for 203 * matching. This is a synonym for including the CATEGORY_DEFAULT in your 204 * supplied Intent. 205 */ 206 public static final int MATCH_DEFAULT_ONLY = 0x00010000; 207 208 public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0; 209 public static final int COMPONENT_ENABLED_STATE_ENABLED = 1; 210 public static final int COMPONENT_ENABLED_STATE_DISABLED = 2; 211 212 /** 213 * Flag parameter for {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} to 214 * indicate that this package should be installed as forward locked, i.e. only the app itself 215 * should have access to it's code and non-resource assets. 216 */ 217 public static final int FORWARD_LOCK_PACKAGE = 0x00000001; 218 219 /** 220 * Flag parameter for {@link #installPackage} to indicate that you want to replace an already 221 * installed package, if one exists 222 */ 223 public static final int REPLACE_EXISTING_PACKAGE = 0x00000002; 224 225 /** 226 * Flag parameter for 227 * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate 228 * that you don't want to kill the app containing the component. Be careful when you set this 229 * since changing component states can make the containing application's behavior unpredictable. 230 */ 231 public static final int DONT_KILL_APP = 0x00000001; 232 233 /** 234 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 235 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} on success. 236 */ 237 public static final int INSTALL_SUCCEEDED = 1; 238 239 /** 240 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 241 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package is 242 * already installed. 243 */ 244 public static final int INSTALL_FAILED_ALREADY_EXISTS = -1; 245 246 /** 247 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 248 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package archive 249 * file is invalid. 250 */ 251 public static final int INSTALL_FAILED_INVALID_APK = -2; 252 253 /** 254 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 255 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the URI passed in 256 * is invalid. 257 */ 258 public static final int INSTALL_FAILED_INVALID_URI = -3; 259 260 /** 261 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 262 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package manager 263 * service found that the device didn't have enough storage space to install the app 264 */ 265 public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4; 266 267 /** 268 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 269 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if a 270 * package is already installed with the same name. 271 */ 272 public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5; 273 274 /** 275 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 276 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 277 * the requested shared user does not exist. 278 */ 279 public static final int INSTALL_FAILED_NO_SHARED_USER = -6; 280 281 /** 282 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 283 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 284 * a previously installed package of the same name has a different signature 285 * than the new package (and the old package's data was not removed). 286 */ 287 public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7; 288 289 /** 290 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 291 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 292 * the new package is requested a shared user which is already installed on the 293 * device and does not have matching signature. 294 */ 295 public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8; 296 297 /** 298 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 299 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 300 * the new package uses a shared library that is not available. 301 */ 302 public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9; 303 304 /** 305 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 306 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 307 * the new package uses a shared library that is not available. 308 */ 309 public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10; 310 311 /** 312 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 313 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 314 * the new package failed while optimizing and validating its dex files, 315 * either because there was not enough storage or the validation failed. 316 */ 317 public static final int INSTALL_FAILED_DEXOPT = -11; 318 319 /** 320 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 321 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 322 * the new package failed because the current SDK version is older than 323 * that required by the package. 324 */ 325 public static final int INSTALL_FAILED_OLDER_SDK = -12; 326 327 /** 328 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 329 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 330 * if the parser was given a path that is not a file, or does not end with the expected 331 * '.apk' extension. 332 */ 333 public static final int INSTALL_PARSE_FAILED_NOT_APK = -100; 334 335 /** 336 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 337 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 338 * if the parser was unable to retrieve the AndroidManifest.xml file. 339 */ 340 public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101; 341 342 /** 343 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 344 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 345 * if the parser encountered an unexpected exception. 346 */ 347 public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102; 348 349 /** 350 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 351 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 352 * if the parser did not find any certificates in the .apk. 353 */ 354 public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103; 355 356 /** 357 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 358 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 359 * if the parser found inconsistent certificates on the files in the .apk. 360 */ 361 public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104; 362 363 /** 364 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 365 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 366 * if the parser encountered a CertificateEncodingException in one of the 367 * files in the .apk. 368 */ 369 public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105; 370 371 /** 372 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 373 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 374 * if the parser encountered a bad or missing package name in the manifest. 375 */ 376 public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106; 377 378 /** 379 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 380 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 381 * if the parser encountered a bad shared user id name in the manifest. 382 */ 383 public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107; 384 385 /** 386 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 387 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 388 * if the parser encountered some structural problem in the manifest. 389 */ 390 public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108; 391 392 /** 393 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 394 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 395 * if the parser did not find any actionable tags (instrumentation or application) 396 * in the manifest. 397 */ 398 public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109; 399 400 /** 401 * Indicates the state of installation. Used by PackageManager to 402 * figure out incomplete installations. Say a package is being installed 403 * (the state is set to PKG_INSTALL_INCOMPLETE) and remains so till 404 * the package installation is successful or unsuccesful lin which case 405 * the PackageManager will no longer maintain state information associated 406 * with the package. If some exception(like device freeze or battery being 407 * pulled out) occurs during installation of a package, the PackageManager 408 * needs this information to clean up the previously failed installation. 409 */ 410 public static final int PKG_INSTALL_INCOMPLETE = 0; 411 public static final int PKG_INSTALL_COMPLETE = 1; 412 413 /** 414 * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the 415 * package's data directory. 416 * 417 * @hide 418 */ 419 public static final int DONT_DELETE_DATA = 0x00000001; 420 421 /** 422 * Retrieve overall information about an application package that is 423 * installed on the system. 424 * 425 * <p>Throws {@link NameNotFoundException} if a package with the given 426 * name can not be found on the system. 427 * 428 * @param packageName The full name (i.e. com.google.apps.contacts) of the 429 * desired package. 430 * @param flags Optional flags to control what information is returned. If 431 * 0, none of the optional information is returned. 432 * 433 * @return Returns a PackageInfo containing information about the package. 434 * 435 * @see #GET_ACTIVITIES 436 * @see #GET_RECEIVERS 437 * @see #GET_SERVICES 438 * @see #GET_INSTRUMENTATION 439 * @see #GET_SIGNATURES 440 */ 441 public abstract PackageInfo getPackageInfo(String packageName, int flags) 442 throws NameNotFoundException; 443 444 /** 445 * Return an array of all of the secondary group-ids that have been 446 * assigned to a package. 447 * 448 * <p>Throws {@link NameNotFoundException} if a package with the given 449 * name can not be found on the system. 450 * 451 * @param packageName The full name (i.e. com.google.apps.contacts) of the 452 * desired package. 453 * 454 * @return Returns an int array of the assigned gids, or null if there 455 * are none. 456 */ 457 public abstract int[] getPackageGids(String packageName) 458 throws NameNotFoundException; 459 460 /** 461 * Retrieve all of the information we know about a particular permission. 462 * 463 * <p>Throws {@link NameNotFoundException} if a permission with the given 464 * name can not be found on the system. 465 * 466 * @param name The fully qualified name (i.e. com.google.permission.LOGIN) 467 * of the permission you are interested in. 468 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 469 * retrieve any meta-data associated with the permission. 470 * 471 * @return Returns a {@link PermissionInfo} containing information about the 472 * permission. 473 */ 474 public abstract PermissionInfo getPermissionInfo(String name, int flags) 475 throws NameNotFoundException; 476 477 /** 478 * Query for all of the permissions associated with a particular group. 479 * 480 * <p>Throws {@link NameNotFoundException} if the given group does not 481 * exist. 482 * 483 * @param group The fully qualified name (i.e. com.google.permission.LOGIN) 484 * of the permission group you are interested in. Use null to 485 * find all of the permissions not associated with a group. 486 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 487 * retrieve any meta-data associated with the permissions. 488 * 489 * @return Returns a list of {@link PermissionInfo} containing information 490 * about all of the permissions in the given group. 491 */ 492 public abstract List<PermissionInfo> queryPermissionsByGroup(String group, 493 int flags) throws NameNotFoundException; 494 495 /** 496 * Retrieve all of the information we know about a particular group of 497 * permissions. 498 * 499 * <p>Throws {@link NameNotFoundException} if a permission group with the given 500 * name can not be found on the system. 501 * 502 * @param name The fully qualified name (i.e. com.google.permission_group.APPS) 503 * of the permission you are interested in. 504 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 505 * retrieve any meta-data associated with the permission group. 506 * 507 * @return Returns a {@link PermissionGroupInfo} containing information 508 * about the permission. 509 */ 510 public abstract PermissionGroupInfo getPermissionGroupInfo(String name, 511 int flags) throws NameNotFoundException; 512 513 /** 514 * Retrieve all of the known permission groups in the system. 515 * 516 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 517 * retrieve any meta-data associated with the permission group. 518 * 519 * @return Returns a list of {@link PermissionGroupInfo} containing 520 * information about all of the known permission groups. 521 */ 522 public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); 523 524 /** 525 * Retrieve all of the information we know about a particular 526 * package/application. 527 * 528 * <p>Throws {@link NameNotFoundException} if an application with the given 529 * package name can not be found on the system. 530 * 531 * @param packageName The full name (i.e. com.google.apps.contacts) of an 532 * application. 533 * @param flags Additional option flags. Currently should always be 0. 534 * 535 * @return {@link ApplicationInfo} containing information about the 536 * application. 537 */ 538 public abstract ApplicationInfo getApplicationInfo(String packageName, 539 int flags) throws NameNotFoundException; 540 541 /** 542 * Retrieve all of the information we know about a particular activity 543 * class. 544 * 545 * <p>Throws {@link NameNotFoundException} if an activity with the given 546 * class name can not be found on the system. 547 * 548 * @param className The full name (i.e. 549 * com.google.apps.contacts.ContactsList) of an Activity 550 * class. 551 * @param flags Additional option flags. Usually 0. 552 * 553 * @return {@link ActivityInfo} containing information about the activity. 554 * 555 * @see #GET_INTENT_FILTERS 556 */ 557 public abstract ActivityInfo getActivityInfo(ComponentName className, 558 int flags) throws NameNotFoundException; 559 560 /** 561 * Retrieve all of the information we know about a particular receiver 562 * class. 563 * 564 * <p>Throws {@link NameNotFoundException} if a receiver with the given 565 * class name can not be found on the system. 566 * 567 * @param className The full name (i.e. 568 * com.google.apps.contacts.CalendarAlarm) of a Receiver 569 * class. 570 * @param flags Additional option flags. Usually 0. 571 * 572 * @return {@link ActivityInfo} containing information about the receiver. 573 * 574 * @see #GET_INTENT_FILTERS 575 */ 576 public abstract ActivityInfo getReceiverInfo(ComponentName className, 577 int flags) throws NameNotFoundException; 578 579 /** 580 * Retrieve all of the information we know about a particular service 581 * class. 582 * 583 * <p>Throws {@link NameNotFoundException} if a service with the given 584 * class name can not be found on the system. 585 * 586 * @param className The full name (i.e. 587 * com.google.apps.media.BackgroundPlayback) of a Service 588 * class. 589 * @param flags Additional option flags. Currently should always be 0. 590 * 591 * @return ServiceInfo containing information about the service. 592 */ 593 public abstract ServiceInfo getServiceInfo(ComponentName className, 594 int flags) throws NameNotFoundException; 595 596 /** 597 * Return a List of all packages that are installed 598 * on the device. 599 * 600 * @param flags Optional flags to control what information is returned. If 601 * 0, none of the optional information is returned. 602 * 603 * @return A List of PackageInfo objects, one for each package that is 604 * installed on the device. In the unlikely case of there being no 605 * installed packages, an empty list is returned. 606 * 607 * @see #GET_ACTIVITIES 608 * @see #GET_RECEIVERS 609 * @see #GET_SERVICES 610 * @see #GET_INSTRUMENTATION 611 * @see #GET_SIGNATURES 612 */ 613 public abstract List<PackageInfo> getInstalledPackages(int flags); 614 615 /** 616 * Check whether a particular package has been granted a particular 617 * permission. 618 * 619 * @param permName The name of the permission you are checking for, 620 * @param pkgName The name of the package you are checking against. 621 * 622 * @return If the package has the permission, PERMISSION_GRANTED is 623 * returned. If it does not have the permission, PERMISSION_DENIED 624 * is returned. 625 * 626 * @see #PERMISSION_GRANTED 627 * @see #PERMISSION_DENIED 628 */ 629 public abstract int checkPermission(String permName, String pkgName); 630 631 /** 632 * Add a new dynamic permission to the system. For this to work, your 633 * package must have defined a permission tree through the 634 * {@link android.R.styleable#AndroidManifestPermissionTree 635 * <permission-tree>} tag in its manifest. A package can only add 636 * permissions to trees that were defined by either its own package or 637 * another with the same user id; a permission is in a tree if it 638 * matches the name of the permission tree + ".": for example, 639 * "com.foo.bar" is a member of the permission tree "com.foo". 640 * 641 * <p>It is good to make your permission tree name descriptive, because you 642 * are taking possession of that entire set of permission names. Thus, it 643 * must be under a domain you control, with a suffix that will not match 644 * any normal permissions that may be declared in any applications that 645 * are part of that domain. 646 * 647 * <p>New permissions must be added before 648 * any .apks are installed that use those permissions. Permissions you 649 * add through this method are remembered across reboots of the device. 650 * If the given permission already exists, the info you supply here 651 * will be used to update it. 652 * 653 * @param info Description of the permission to be added. 654 * 655 * @return Returns true if a new permission was created, false if an 656 * existing one was updated. 657 * 658 * @throws SecurityException if you are not allowed to add the 659 * given permission name. 660 * 661 * @see #removePermission(String) 662 */ 663 public abstract boolean addPermission(PermissionInfo info); 664 665 /** 666 * Removes a permission that was previously added with 667 * {@link #addPermission(PermissionInfo)}. The same ownership rules apply 668 * -- you are only allowed to remove permissions that you are allowed 669 * to add. 670 * 671 * @param name The name of the permission to remove. 672 * 673 * @throws SecurityException if you are not allowed to remove the 674 * given permission name. 675 * 676 * @see #addPermission(PermissionInfo) 677 */ 678 public abstract void removePermission(String name); 679 680 /** 681 * Compare the signatures of two packages to determine if the same 682 * signature appears in both of them. If they do contain the same 683 * signature, then they are allowed special privileges when working 684 * with each other: they can share the same user-id, run instrumentation 685 * against each other, etc. 686 * 687 * @param pkg1 First package name whose signature will be compared. 688 * @param pkg2 Second package name whose signature will be compared. 689 * @return Returns an integer indicating whether there is a matching 690 * signature: the value is >= 0 if there is a match (or neither package 691 * is signed), or < 0 if there is not a match. The match result can be 692 * further distinguished with the success (>= 0) constants 693 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 694 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 695 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 696 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 697 * 698 * @see #SIGNATURE_MATCH 699 * @see #SIGNATURE_NEITHER_SIGNED 700 * @see #SIGNATURE_FIRST_NOT_SIGNED 701 * @see #SIGNATURE_SECOND_NOT_SIGNED 702 * @see #SIGNATURE_NO_MATCH 703 * @see #SIGNATURE_UNKNOWN_PACKAGE 704 */ 705 public abstract int checkSignatures(String pkg1, String pkg2); 706 707 /** 708 * Retrieve the names of all packages that are associated with a particular 709 * user id. In most cases, this will be a single package name, the package 710 * that has been assigned that user id. Where there are multiple packages 711 * sharing the same user id through the "sharedUserId" mechanism, all 712 * packages with that id will be returned. 713 * 714 * @param uid The user id for which you would like to retrieve the 715 * associated packages. 716 * 717 * @return Returns an array of one or more packages assigned to the user 718 * id, or null if there are no known packages with the given id. 719 */ 720 public abstract String[] getPackagesForUid(int uid); 721 722 /** 723 * Retrieve the official name associated with a user id. This name is 724 * guaranteed to never change, though it is possibly for the underlying 725 * user id to be changed. That is, if you are storing information about 726 * user ids in persistent storage, you should use the string returned 727 * by this function instead of the raw user-id. 728 * 729 * @param uid The user id for which you would like to retrieve a name. 730 * @return Returns a unique name for the given user id, or null if the 731 * user id is not currently assigned. 732 */ 733 public abstract String getNameForUid(int uid); 734 735 /** 736 * Return a List of all application packages that are installed on the 737 * device. 738 * 739 * @param flags Additional option flags. Currently should always be 0. 740 * 741 * @return A List of ApplicationInfo objects, one for each application that 742 * is installed on the device. In the unlikely case of there being 743 * no installed applications, an empty list is returned. 744 */ 745 public abstract List<ApplicationInfo> getInstalledApplications(int flags); 746 747 /** 748 * Determine the best action to perform for a given Intent. This is how 749 * {@link Intent#resolveActivity} finds an activity if a class has not 750 * been explicitly specified. 751 * 752 * @param intent An intent containing all of the desired specification 753 * (action, data, type, category, and/or component). 754 * @param flags Additional option flags. The most important is 755 * MATCH_DEFAULT_ONLY, to limit the resolution to only 756 * those activities that support the CATEGORY_DEFAULT. 757 * 758 * @return Returns a ResolveInfo containing the final activity intent that 759 * was determined to be the best action. Returns null if no 760 * matching activity was found. 761 * 762 * @see #MATCH_DEFAULT_ONLY 763 * @see #GET_INTENT_FILTERS 764 * @see #GET_RESOLVED_FILTER 765 */ 766 public abstract ResolveInfo resolveActivity(Intent intent, int flags); 767 768 /** 769 * Retrieve all activities that can be performed for the given intent. 770 * 771 * @param intent The desired intent as per resolveActivity(). 772 * @param flags Additional option flags. The most important is 773 * MATCH_DEFAULT_ONLY, to limit the resolution to only 774 * those activities that support the CATEGORY_DEFAULT. 775 * 776 * @return A List<ResolveInfo> containing one entry for each matching 777 * Activity. These are ordered from best to worst match -- that 778 * is, the first item in the list is what is returned by 779 * resolveActivity(). If there are no matching activities, an empty 780 * list is returned. 781 * 782 * @see #MATCH_DEFAULT_ONLY 783 * @see #GET_INTENT_FILTERS 784 * @see #GET_RESOLVED_FILTER 785 */ 786 public abstract List<ResolveInfo> queryIntentActivities(Intent intent, 787 int flags); 788 789 /** 790 * Retrieve a set of activities that should be presented to the user as 791 * similar options. This is like {@link #queryIntentActivities}, except it 792 * also allows you to supply a list of more explicit Intents that you would 793 * like to resolve to particular options, and takes care of returning the 794 * final ResolveInfo list in a reasonable order, with no duplicates, based 795 * on those inputs. 796 * 797 * @param caller The class name of the activity that is making the 798 * request. This activity will never appear in the output 799 * list. Can be null. 800 * @param specifics An array of Intents that should be resolved to the 801 * first specific results. Can be null. 802 * @param intent The desired intent as per resolveActivity(). 803 * @param flags Additional option flags. The most important is 804 * MATCH_DEFAULT_ONLY, to limit the resolution to only 805 * those activities that support the CATEGORY_DEFAULT. 806 * 807 * @return A List<ResolveInfo> containing one entry for each matching 808 * Activity. These are ordered first by all of the intents resolved 809 * in <var>specifics</var> and then any additional activities that 810 * can handle <var>intent</var> but did not get included by one of 811 * the <var>specifics</var> intents. If there are no matching 812 * activities, an empty list is returned. 813 * 814 * @see #MATCH_DEFAULT_ONLY 815 * @see #GET_INTENT_FILTERS 816 * @see #GET_RESOLVED_FILTER 817 */ 818 public abstract List<ResolveInfo> queryIntentActivityOptions( 819 ComponentName caller, Intent[] specifics, Intent intent, int flags); 820 821 /** 822 * Retrieve all receivers that can handle a broadcast of the given intent. 823 * 824 * @param intent The desired intent as per resolveActivity(). 825 * @param flags Additional option flags. The most important is 826 * MATCH_DEFAULT_ONLY, to limit the resolution to only 827 * those activities that support the CATEGORY_DEFAULT. 828 * 829 * @return A List<ResolveInfo> containing one entry for each matching 830 * Receiver. These are ordered from first to last in priority. If 831 * there are no matching receivers, an empty list is returned. 832 * 833 * @see #MATCH_DEFAULT_ONLY 834 * @see #GET_INTENT_FILTERS 835 * @see #GET_RESOLVED_FILTER 836 */ 837 public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, 838 int flags); 839 840 /** 841 * Determine the best service to handle for a given Intent. 842 * 843 * @param intent An intent containing all of the desired specification 844 * (action, data, type, category, and/or component). 845 * @param flags Additional option flags. 846 * 847 * @return Returns a ResolveInfo containing the final service intent that 848 * was determined to be the best action. Returns null if no 849 * matching service was found. 850 * 851 * @see #GET_INTENT_FILTERS 852 * @see #GET_RESOLVED_FILTER 853 */ 854 public abstract ResolveInfo resolveService(Intent intent, int flags); 855 856 /** 857 * Retrieve all services that can match the given intent. 858 * 859 * @param intent The desired intent as per resolveService(). 860 * @param flags Additional option flags. 861 * 862 * @return A List<ResolveInfo> containing one entry for each matching 863 * ServiceInfo. These are ordered from best to worst match -- that 864 * is, the first item in the list is what is returned by 865 * resolveService(). If there are no matching services, an empty 866 * list is returned. 867 * 868 * @see #GET_INTENT_FILTERS 869 * @see #GET_RESOLVED_FILTER 870 */ 871 public abstract List<ResolveInfo> queryIntentServices(Intent intent, 872 int flags); 873 874 /** 875 * Find a single content provider by its base path name. 876 * 877 * @param name The name of the provider to find. 878 * @param flags Additional option flags. Currently should always be 0. 879 * 880 * @return ContentProviderInfo Information about the provider, if found, 881 * else null. 882 */ 883 public abstract ProviderInfo resolveContentProvider(String name, 884 int flags); 885 886 /** 887 * Retrieve content provider information. 888 * 889 * <p><em>Note: unlike most other methods, an empty result set is indicated 890 * by a null return instead of an empty list.</em> 891 * 892 * @param processName If non-null, limits the returned providers to only 893 * those that are hosted by the given process. If null, 894 * all content providers are returned. 895 * @param uid If <var>processName</var> is non-null, this is the required 896 * uid owning the requested content providers. 897 * @param flags Additional option flags. Currently should always be 0. 898 * 899 * @return A List<ContentProviderInfo> containing one entry for each 900 * content provider either patching <var>processName</var> or, if 901 * <var>processName</var> is null, all known content providers. 902 * <em>If there are no matching providers, null is returned.</em> 903 */ 904 public abstract List<ProviderInfo> queryContentProviders( 905 String processName, int uid, int flags); 906 907 /** 908 * Retrieve all of the information we know about a particular 909 * instrumentation class. 910 * 911 * <p>Throws {@link NameNotFoundException} if instrumentation with the 912 * given class name can not be found on the system. 913 * 914 * @param className The full name (i.e. 915 * com.google.apps.contacts.InstrumentList) of an 916 * Instrumentation class. 917 * @param flags Additional option flags. Currently should always be 0. 918 * 919 * @return InstrumentationInfo containing information about the 920 * instrumentation. 921 */ 922 public abstract InstrumentationInfo getInstrumentationInfo( 923 ComponentName className, int flags) throws NameNotFoundException; 924 925 /** 926 * Retrieve information about available instrumentation code. May be used 927 * to retrieve either all instrumentation code, or only the code targeting 928 * a particular package. 929 * 930 * @param targetPackage If null, all instrumentation is returned; only the 931 * instrumentation targeting this package name is 932 * returned. 933 * @param flags Additional option flags. Currently should always be 0. 934 * 935 * @return A List<InstrumentationInfo> containing one entry for each 936 * matching available Instrumentation. Returns an empty list if 937 * there is no instrumentation available for the given package. 938 */ 939 public abstract List<InstrumentationInfo> queryInstrumentation( 940 String targetPackage, int flags); 941 942 /** 943 * Retrieve an image from a package. This is a low-level API used by 944 * the various package manager info structures (such as 945 * {@link ComponentInfo} to implement retrieval of their associated 946 * icon. 947 * 948 * @param packageName The name of the package that this icon is coming from. 949 * Can not be null. 950 * @param resid The resource identifier of the desired image. Can not be 0. 951 * @param appInfo Overall information about <var>packageName</var>. This 952 * may be null, in which case the application information will be retrieved 953 * for you if needed; if you already have this information around, it can 954 * be much more efficient to supply it here. 955 * 956 * @return Returns a Drawable holding the requested image. Returns null if 957 * an image could not be found for any reason. 958 */ 959 public abstract Drawable getDrawable(String packageName, int resid, 960 ApplicationInfo appInfo); 961 962 /** 963 * Retrieve the icon associated with an activity. Given the full name of 964 * an activity, retrieves the information about it and calls 965 * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. 966 * If the activity can not be found, NameNotFoundException is thrown. 967 * 968 * @param activityName Name of the activity whose icon is to be retrieved. 969 * 970 * @return Returns the image of the icon, or the default activity icon if 971 * it could not be found. Does not return null. 972 * @throws NameNotFoundException Thrown if the resources for the given 973 * activity could not be loaded. 974 * 975 * @see #getActivityIcon(Intent) 976 */ 977 public abstract Drawable getActivityIcon(ComponentName activityName) 978 throws NameNotFoundException; 979 980 /** 981 * Retrieve the icon associated with an Intent. If intent.getClassName() is 982 * set, this simply returns the result of 983 * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's 984 * component and returns the icon associated with the resolved component. 985 * If intent.getClassName() can not be found or the Intent can not be resolved 986 * to a component, NameNotFoundException is thrown. 987 * 988 * @param intent The intent for which you would like to retrieve an icon. 989 * 990 * @return Returns the image of the icon, or the default activity icon if 991 * it could not be found. Does not return null. 992 * @throws NameNotFoundException Thrown if the resources for application 993 * matching the given intent could not be loaded. 994 * 995 * @see #getActivityIcon(ComponentName) 996 */ 997 public abstract Drawable getActivityIcon(Intent intent) 998 throws NameNotFoundException; 999 1000 /** 1001 * Return the generic icon for an activity that is used when no specific 1002 * icon is defined. 1003 * 1004 * @return Drawable Image of the icon. 1005 */ 1006 public abstract Drawable getDefaultActivityIcon(); 1007 1008 /** 1009 * Retrieve the icon associated with an application. If it has not defined 1010 * an icon, the default app icon is returned. Does not return null. 1011 * 1012 * @param info Information about application being queried. 1013 * 1014 * @return Returns the image of the icon, or the default application icon 1015 * if it could not be found. 1016 * 1017 * @see #getApplicationIcon(String) 1018 */ 1019 public abstract Drawable getApplicationIcon(ApplicationInfo info); 1020 1021 /** 1022 * Retrieve the icon associated with an application. Given the name of the 1023 * application's package, retrieves the information about it and calls 1024 * getApplicationIcon() to return its icon. If the application can not be 1025 * found, NameNotFoundException is thrown. 1026 * 1027 * @param packageName Name of the package whose application icon is to be 1028 * retrieved. 1029 * 1030 * @return Returns the image of the icon, or the default application icon 1031 * if it could not be found. Does not return null. 1032 * @throws NameNotFoundException Thrown if the resources for the given 1033 * application could not be loaded. 1034 * 1035 * @see #getApplicationIcon(ApplicationInfo) 1036 */ 1037 public abstract Drawable getApplicationIcon(String packageName) 1038 throws NameNotFoundException; 1039 1040 /** 1041 * Retrieve text from a package. This is a low-level API used by 1042 * the various package manager info structures (such as 1043 * {@link ComponentInfo} to implement retrieval of their associated 1044 * labels and other text. 1045 * 1046 * @param packageName The name of the package that this text is coming from. 1047 * Can not be null. 1048 * @param resid The resource identifier of the desired text. Can not be 0. 1049 * @param appInfo Overall information about <var>packageName</var>. This 1050 * may be null, in which case the application information will be retrieved 1051 * for you if needed; if you already have this information around, it can 1052 * be much more efficient to supply it here. 1053 * 1054 * @return Returns a CharSequence holding the requested text. Returns null 1055 * if the text could not be found for any reason. 1056 */ 1057 public abstract CharSequence getText(String packageName, int resid, 1058 ApplicationInfo appInfo); 1059 1060 /** 1061 * Retrieve an XML file from a package. This is a low-level API used to 1062 * retrieve XML meta data. 1063 * 1064 * @param packageName The name of the package that this xml is coming from. 1065 * Can not be null. 1066 * @param resid The resource identifier of the desired xml. Can not be 0. 1067 * @param appInfo Overall information about <var>packageName</var>. This 1068 * may be null, in which case the application information will be retrieved 1069 * for you if needed; if you already have this information around, it can 1070 * be much more efficient to supply it here. 1071 * 1072 * @return Returns an XmlPullParser allowing you to parse out the XML 1073 * data. Returns null if the xml resource could not be found for any 1074 * reason. 1075 */ 1076 public abstract XmlResourceParser getXml(String packageName, int resid, 1077 ApplicationInfo appInfo); 1078 1079 /** 1080 * Return the label to use for this application. 1081 * 1082 * @return Returns the label associated with this application, or null if 1083 * it could not be found for any reason. 1084 * @param info The application to get the label of 1085 */ 1086 public abstract CharSequence getApplicationLabel(ApplicationInfo info); 1087 1088 /** 1089 * Retrieve the resources associated with an activity. Given the full 1090 * name of an activity, retrieves the information about it and calls 1091 * getResources() to return its application's resources. If the activity 1092 * can not be found, NameNotFoundException is thrown. 1093 * 1094 * @param activityName Name of the activity whose resources are to be 1095 * retrieved. 1096 * 1097 * @return Returns the application's Resources. 1098 * @throws NameNotFoundException Thrown if the resources for the given 1099 * application could not be loaded. 1100 * 1101 * @see #getResourcesForApplication(ApplicationInfo) 1102 */ 1103 public abstract Resources getResourcesForActivity(ComponentName activityName) 1104 throws NameNotFoundException; 1105 1106 /** 1107 * Retrieve the resources for an application. Throws NameNotFoundException 1108 * if the package is no longer installed. 1109 * 1110 * @param app Information about the desired application. 1111 * 1112 * @return Returns the application's Resources. 1113 * @throws NameNotFoundException Thrown if the resources for the given 1114 * application could not be loaded (most likely because it was uninstalled). 1115 */ 1116 public abstract Resources getResourcesForApplication(ApplicationInfo app) 1117 throws NameNotFoundException; 1118 1119 /** 1120 * Retrieve the resources associated with an application. Given the full 1121 * package name of an application, retrieves the information about it and 1122 * calls getResources() to return its application's resources. If the 1123 * appPackageName can not be found, NameNotFoundException is thrown. 1124 * 1125 * @param appPackageName Package name of the application whose resources 1126 * are to be retrieved. 1127 * 1128 * @return Returns the application's Resources. 1129 * @throws NameNotFoundException Thrown if the resources for the given 1130 * application could not be loaded. 1131 * 1132 * @see #getResourcesForApplication(ApplicationInfo) 1133 */ 1134 public abstract Resources getResourcesForApplication(String appPackageName) 1135 throws NameNotFoundException; 1136 1137 /** 1138 * Retrieve overall information about an application package defined 1139 * in a package archive file 1140 * 1141 * @param archiveFilePath The path to the archive file 1142 * @param flags Optional flags to control what information is returned. If 1143 * 0, none of the optional information is returned. 1144 * 1145 * @return Returns the information about the package. Returns 1146 * null if the package could not be successfully parsed. 1147 * 1148 * @see #GET_ACTIVITIES 1149 * @see #GET_RECEIVERS 1150 * @see #GET_SERVICES 1151 * @see #GET_INSTRUMENTATION 1152 * @see #GET_SIGNATURES 1153 */ 1154 public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { 1155 PackageParser packageParser = new PackageParser(archiveFilePath); 1156 DisplayMetrics metrics = new DisplayMetrics(); 1157 metrics.setToDefaults(); 1158 final File sourceFile = new File(archiveFilePath); 1159 PackageParser.Package pkg = packageParser.parsePackage( 1160 sourceFile, archiveFilePath, metrics, 0); 1161 if (pkg == null) { 1162 return null; 1163 } 1164 return PackageParser.generatePackageInfo(pkg, null, flags); 1165 } 1166 1167 /** 1168 * Install a package. Since this may take a little while, the result will 1169 * be posted back to the given observer. An installation will fail if the calling context 1170 * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the 1171 * package named in the package file's manifest is already installed, or if there's no space 1172 * available on the device. 1173 * 1174 * @param packageURI The location of the package file to install. This can be a 'file:' or a 1175 * 'content:' URI. 1176 * @param observer An observer callback to get notified when the package installation is 1177 * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be 1178 * called when that happens. observer may be null to indicate that no callback is desired. 1179 * @param flags - possible values: {@link #FORWARD_LOCK_PACKAGE}, 1180 * {@link #REPLACE_EXISTING_PACKAGE} 1181 * 1182 * @see #installPackage(android.net.Uri) 1183 */ 1184 public abstract void installPackage( 1185 Uri packageURI, IPackageInstallObserver observer, int flags); 1186 1187 /** 1188 * Attempts to delete a package. Since this may take a little while, the result will 1189 * be posted back to the given observer. A deletion will fail if the calling context 1190 * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the 1191 * named package cannot be found, or if the named package is a "system package". 1192 * (TODO: include pointer to documentation on "system packages") 1193 * 1194 * @param packageName The name of the package to delete 1195 * @param observer An observer callback to get notified when the package deletion is 1196 * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be 1197 * called when that happens. observer may be null to indicate that no callback is desired. 1198 * @param flags - possible values: {@link #DONT_DELETE_DATA} 1199 * 1200 * @hide 1201 */ 1202 public abstract void deletePackage( 1203 String packageName, IPackageDeleteObserver observer, int flags); 1204 /** 1205 * Attempts to clear the user data directory of an application. 1206 * Since this may take a little while, the result will 1207 * be posted back to the given observer. A deletion will fail if the 1208 * named package cannot be found, or if the named package is a "system package". 1209 * 1210 * @param packageName The name of the package 1211 * @param observer An observer callback to get notified when the operation is finished 1212 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1213 * will be called when that happens. observer may be null to indicate that 1214 * no callback is desired. 1215 * 1216 * @hide 1217 */ 1218 public abstract void clearApplicationUserData(String packageName, 1219 IPackageDataObserver observer); 1220 /** 1221 * Attempts to delete the cache files associated with an application. 1222 * Since this may take a little while, the result will 1223 * be posted back to the given observer. A deletion will fail if the calling context 1224 * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the 1225 * named package cannot be found, or if the named package is a "system package". 1226 * 1227 * @param packageName The name of the package to delete 1228 * @param observer An observer callback to get notified when the cache file deletion 1229 * is complete. 1230 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1231 * will be called when that happens. observer may be null to indicate that 1232 * no callback is desired. 1233 * 1234 * @hide 1235 */ 1236 public abstract void deleteApplicationCacheFiles(String packageName, 1237 IPackageDataObserver observer); 1238 1239 /** 1240 * Free storage by deleting LRU sorted list of cache files across all applications. 1241 * If the currently available free storage on the device is greater than or equal to the 1242 * requested free storage, no cache files are cleared. If the currently available storage on the 1243 * device is less than the requested free storage, some or all of the cache files across 1244 * all applications are deleted(based on last accessed time) to increase the free storage 1245 * space on the device to the requested value. There is no gurantee that clearing all 1246 * the cache files from all applications will clear up enough storage to achieve the desired 1247 * value. 1248 * @param freeStorageSize The number of bytes of storage to be 1249 * freed by the system. Say if freeStorageSize is XX, 1250 * and the current free storage is YY, 1251 * if XX is less than YY, just return. if not free XX-YY number of 1252 * bytes if possible. 1253 * @param observer callback used to notify when the operation is completed 1254 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1255 * will be called when that happens. observer may be null to indicate that 1256 * no callback is desired. 1257 * 1258 * @hide 1259 */ 1260 public abstract void freeApplicationCache(long freeStorageSize, 1261 IPackageDataObserver observer); 1262 1263 /** 1264 * Retrieve the size information for a package. 1265 * Since this may take a little while, the result will 1266 * be posted back to the given observer. The calling context 1267 * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. 1268 * 1269 * @param packageName The name of the package whose size information is to be retrieved 1270 * @param observer An observer callback to get notified when the operation 1271 * is complete. 1272 * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} 1273 * The observer's callback is invoked with a PackageStats object(containing the 1274 * code, data and cache sizes of the package) and a boolean value representing 1275 * the status of the operation. observer may be null to indicate that 1276 * no callback is desired. 1277 * 1278 * @hide 1279 */ 1280 public abstract void getPackageSizeInfo(String packageName, 1281 IPackageStatsObserver observer); 1282 1283 /** 1284 * Install a package. 1285 * 1286 * @param packageURI The location of the package file to install 1287 * 1288 * @see #installPackage(android.net.Uri, IPackageInstallObserver, int) 1289 */ 1290 public void installPackage(Uri packageURI) { 1291 installPackage(packageURI, null, 0); 1292 } 1293 1294 /** 1295 * Add a new package to the list of preferred packages. This new package 1296 * will be added to the front of the list (removed from its current location 1297 * if already listed), meaning it will now be preferred over all other 1298 * packages when resolving conflicts. 1299 * 1300 * @param packageName The package name of the new package to make preferred. 1301 */ 1302 public abstract void addPackageToPreferred(String packageName); 1303 1304 /** 1305 * Remove a package from the list of preferred packages. If it was on 1306 * the list, it will no longer be preferred over other packages. 1307 * 1308 * @param packageName The package name to remove. 1309 */ 1310 public abstract void removePackageFromPreferred(String packageName); 1311 1312 /** 1313 * Retrieve the list of all currently configured preferred packages. The 1314 * first package on the list is the most preferred, the last is the 1315 * least preferred. 1316 * 1317 * @param flags Optional flags to control what information is returned. If 1318 * 0, none of the optional information is returned. 1319 * 1320 * @return Returns a list of PackageInfo objects describing each 1321 * preferred application, in order of preference. 1322 * 1323 * @see #GET_ACTIVITIES 1324 * @see #GET_RECEIVERS 1325 * @see #GET_SERVICES 1326 * @see #GET_INSTRUMENTATION 1327 * @see #GET_SIGNATURES 1328 */ 1329 public abstract List<PackageInfo> getPreferredPackages(int flags); 1330 1331 /** 1332 * Add a new preferred activity mapping to the system. This will be used 1333 * to automatically select the given activity component when 1334 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1335 * multiple matching activities and also matches the given filter. 1336 * 1337 * @param filter The set of intents under which this activity will be 1338 * made preferred. 1339 * @param match The IntentFilter match category that this preference 1340 * applies to. 1341 * @param set The set of activities that the user was picking from when 1342 * this preference was made. 1343 * @param activity The component name of the activity that is to be 1344 * preferred. 1345 */ 1346 public abstract void addPreferredActivity(IntentFilter filter, int match, 1347 ComponentName[] set, ComponentName activity); 1348 1349 /** 1350 * Remove all preferred activity mappings, previously added with 1351 * {@link #addPreferredActivity}, from the 1352 * system whose activities are implemented in the given package name. 1353 * 1354 * @param packageName The name of the package whose preferred activity 1355 * mappings are to be removed. 1356 */ 1357 public abstract void clearPackagePreferredActivities(String packageName); 1358 1359 /** 1360 * Retrieve all preferred activities, previously added with 1361 * {@link #addPreferredActivity}, that are 1362 * currently registered with the system. 1363 * 1364 * @param outFilters A list in which to place the filters of all of the 1365 * preferred activities, or null for none. 1366 * @param outActivities A list in which to place the component names of 1367 * all of the preferred activities, or null for none. 1368 * @param packageName An option package in which you would like to limit 1369 * the list. If null, all activities will be returned; if non-null, only 1370 * those activities in the given package are returned. 1371 * 1372 * @return Returns the total number of registered preferred activities 1373 * (the number of distinct IntentFilter records, not the number of unique 1374 * activity components) that were found. 1375 */ 1376 public abstract int getPreferredActivities(List<IntentFilter> outFilters, 1377 List<ComponentName> outActivities, String packageName); 1378 1379 /** 1380 * Set the enabled setting for a package component (activity, receiver, service, provider). 1381 * This setting will override any enabled state which may have been set by the component in its 1382 * manifest. 1383 * 1384 * @param componentName The component to enable 1385 * @param newState The new enabled state for the component. The legal values for this state 1386 * are: 1387 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1388 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1389 * and 1390 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1391 * The last one removes the setting, thereby restoring the component's state to 1392 * whatever was set in it's manifest (or enabled, by default). 1393 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1394 */ 1395 public abstract void setComponentEnabledSetting(ComponentName componentName, 1396 int newState, int flags); 1397 1398 1399 /** 1400 * Return the the enabled setting for a package component (activity, 1401 * receiver, service, provider). This returns the last value set by 1402 * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most 1403 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1404 * the value originally specified in the manifest has not been modified. 1405 * 1406 * @param componentName The component to retrieve. 1407 * @return Returns the current enabled state for the component. May 1408 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1409 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1410 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1411 * component's enabled state is based on the original information in 1412 * the manifest as found in {@link ComponentInfo}. 1413 */ 1414 public abstract int getComponentEnabledSetting(ComponentName componentName); 1415 1416 /** 1417 * Set the enabled setting for an application 1418 * This setting will override any enabled state which may have been set by the application in 1419 * its manifest. It also overrides the enabled state set in the manifest for any of the 1420 * application's components. It does not override any enabled state set by 1421 * {@link #setComponentEnabledSetting} for any of the application's components. 1422 * 1423 * @param packageName The package name of the application to enable 1424 * @param newState The new enabled state for the component. The legal values for this state 1425 * are: 1426 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1427 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1428 * and 1429 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1430 * The last one removes the setting, thereby restoring the applications's state to 1431 * whatever was set in its manifest (or enabled, by default). 1432 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1433 */ 1434 public abstract void setApplicationEnabledSetting(String packageName, 1435 int newState, int flags); 1436 1437 /** 1438 * Return the the enabled setting for an application. This returns 1439 * the last value set by 1440 * {@link #setApplicationEnabledSetting(String, int, int)}; in most 1441 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1442 * the value originally specified in the manifest has not been modified. 1443 * 1444 * @param packageName The component to retrieve. 1445 * @return Returns the current enabled state for the component. May 1446 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1447 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1448 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1449 * application's enabled state is based on the original information in 1450 * the manifest as found in {@link ComponentInfo}. 1451 */ 1452 public abstract int getApplicationEnabledSetting(String packageName); 1453} 1454