PackageManager.java revision 8dbe612dc60526d635e57257b58627b33a099678
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.app.PendingIntent; 21import android.content.ComponentName; 22import android.content.Context; 23import android.content.Intent; 24import android.content.IntentFilter; 25import android.content.res.Resources; 26import android.content.res.XmlResourceParser; 27import android.graphics.drawable.Drawable; 28import android.net.Uri; 29import android.util.AndroidException; 30import android.util.DisplayMetrics; 31 32import java.io.File; 33import java.util.List; 34 35/** 36 * Class for retrieving various kinds of information related to the application 37 * packages that are currently installed on the device. 38 * 39 * You can find this class through {@link Context#getPackageManager}. 40 */ 41public abstract class PackageManager { 42 43 /** 44 * This exception is thrown when a given package, application, or component 45 * name can not be found. 46 */ 47 public static class NameNotFoundException extends AndroidException { 48 public NameNotFoundException() { 49 } 50 51 public NameNotFoundException(String name) { 52 super(name); 53 } 54 } 55 56 /** 57 * {@link PackageInfo} flag: return information about 58 * activities in the package in {@link PackageInfo#activities}. 59 */ 60 public static final int GET_ACTIVITIES = 0x00000001; 61 62 /** 63 * {@link PackageInfo} flag: return information about 64 * intent receivers in the package in 65 * {@link PackageInfo#receivers}. 66 */ 67 public static final int GET_RECEIVERS = 0x00000002; 68 69 /** 70 * {@link PackageInfo} flag: return information about 71 * services in the package in {@link PackageInfo#services}. 72 */ 73 public static final int GET_SERVICES = 0x00000004; 74 75 /** 76 * {@link PackageInfo} flag: return information about 77 * content providers in the package in 78 * {@link PackageInfo#providers}. 79 */ 80 public static final int GET_PROVIDERS = 0x00000008; 81 82 /** 83 * {@link PackageInfo} flag: return information about 84 * instrumentation in the package in 85 * {@link PackageInfo#instrumentation}. 86 */ 87 public static final int GET_INSTRUMENTATION = 0x00000010; 88 89 /** 90 * {@link PackageInfo} flag: return information about the 91 * intent filters supported by the activity. 92 */ 93 public static final int GET_INTENT_FILTERS = 0x00000020; 94 95 /** 96 * {@link PackageInfo} flag: return information about the 97 * signatures included in the package. 98 */ 99 public static final int GET_SIGNATURES = 0x00000040; 100 101 /** 102 * {@link ResolveInfo} flag: return the IntentFilter that 103 * was matched for a particular ResolveInfo in 104 * {@link ResolveInfo#filter}. 105 */ 106 public static final int GET_RESOLVED_FILTER = 0x00000040; 107 108 /** 109 * {@link ComponentInfo} flag: return the {@link ComponentInfo#metaData} 110 * data {@link android.os.Bundle}s that are associated with a component. 111 * This applies for any API returning a ComponentInfo subclass. 112 */ 113 public static final int GET_META_DATA = 0x00000080; 114 115 /** 116 * {@link PackageInfo} flag: return the 117 * {@link PackageInfo#gids group ids} that are associated with an 118 * application. 119 * This applies for any API returning an PackageInfo class, either 120 * directly or nested inside of another. 121 */ 122 public static final int GET_GIDS = 0x00000100; 123 124 /** 125 * {@link PackageInfo} flag: include disabled components in the returned info. 126 */ 127 public static final int GET_DISABLED_COMPONENTS = 0x00000200; 128 129 /** 130 * {@link ApplicationInfo} flag: return the 131 * {@link ApplicationInfo#sharedLibraryFiles paths to the shared libraries} 132 * that are associated with an application. 133 * This applies for any API returning an ApplicationInfo class, either 134 * directly or nested inside of another. 135 */ 136 public static final int GET_SHARED_LIBRARY_FILES = 0x00000400; 137 138 /** 139 * {@link ProviderInfo} flag: return the 140 * {@link ProviderInfo#uriPermissionPatterns URI permission patterns} 141 * that are associated with a content provider. 142 * This applies for any API returning an ProviderInfo class, either 143 * directly or nested inside of another. 144 */ 145 public static final int GET_URI_PERMISSION_PATTERNS = 0x00000800; 146 /** 147 * {@link PackageInfo} flag: return information about 148 * permissions in the package in 149 * {@link PackageInfo#permissions}. 150 */ 151 public static final int GET_PERMISSIONS = 0x00001000; 152 153 /** 154 * Flag parameter to retrieve all applications(even uninstalled ones) with data directories. 155 * This state could have resulted if applications have been deleted with flag 156 * DONT_DELETE_DATA 157 * with a possibility of being replaced or reinstalled in future 158 */ 159 public static final int GET_UNINSTALLED_PACKAGES = 0x00002000; 160 161 /** 162 * {@link PackageInfo} flag: return information about 163 * hardware preferences 164 * {@link PackageInfo#configPreferences} 165 */ 166 public static final int GET_CONFIGURATIONS = 0x00004000; 167 168 /** 169 * {@link ApplicationInfo} flag: return the 170 * {@link ApplicationInfo#supportsDensities} that the package supports. 171 */ 172 public static final int GET_SUPPORTS_DENSITIES = 0x00008000; 173 174 /** 175 * Resolution and querying flag: if set, only filters that support the 176 * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for 177 * matching. This is a synonym for including the CATEGORY_DEFAULT in your 178 * supplied Intent. 179 */ 180 public static final int MATCH_DEFAULT_ONLY = 0x00010000; 181 182 /** 183 * Permission check result: this is returned by {@link #checkPermission} 184 * if the permission has been granted to the given package. 185 */ 186 public static final int PERMISSION_GRANTED = 0; 187 188 /** 189 * Permission check result: this is returned by {@link #checkPermission} 190 * if the permission has not been granted to the given package. 191 */ 192 public static final int PERMISSION_DENIED = -1; 193 194 /** 195 * Signature check result: this is returned by {@link #checkSignatures} 196 * if the two packages have a matching signature. 197 */ 198 public static final int SIGNATURE_MATCH = 0; 199 200 /** 201 * Signature check result: this is returned by {@link #checkSignatures} 202 * if neither of the two packages is signed. 203 */ 204 public static final int SIGNATURE_NEITHER_SIGNED = 1; 205 206 /** 207 * Signature check result: this is returned by {@link #checkSignatures} 208 * if the first package is not signed, but the second is. 209 */ 210 public static final int SIGNATURE_FIRST_NOT_SIGNED = -1; 211 212 /** 213 * Signature check result: this is returned by {@link #checkSignatures} 214 * if the second package is not signed, but the first is. 215 */ 216 public static final int SIGNATURE_SECOND_NOT_SIGNED = -2; 217 218 /** 219 * Signature check result: this is returned by {@link #checkSignatures} 220 * if both packages are signed but there is no matching signature. 221 */ 222 public static final int SIGNATURE_NO_MATCH = -3; 223 224 /** 225 * Signature check result: this is returned by {@link #checkSignatures} 226 * if either of the given package names are not valid. 227 */ 228 public static final int SIGNATURE_UNKNOWN_PACKAGE = -4; 229 230 public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0; 231 public static final int COMPONENT_ENABLED_STATE_ENABLED = 1; 232 public static final int COMPONENT_ENABLED_STATE_DISABLED = 2; 233 234 /** 235 * Flag parameter for {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} to 236 * indicate that this package should be installed as forward locked, i.e. only the app itself 237 * should have access to it's code and non-resource assets. 238 * @hide 239 */ 240 public static final int INSTALL_FORWARD_LOCK = 0x00000001; 241 242 /** 243 * Flag parameter for {@link #installPackage} to indicate that you want to replace an already 244 * installed package, if one exists. 245 * @hide 246 */ 247 public static final int INSTALL_REPLACE_EXISTING = 0x00000002; 248 249 /** 250 * Flag parameter for {@link #installPackage} to indicate that you want to 251 * allow test packages (those that have set android:testOnly in their 252 * manifest) to be installed. 253 * @hide 254 */ 255 public static final int INSTALL_ALLOW_TEST = 0x00000004; 256 257 /** 258 * Flag parameter for 259 * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate 260 * that you don't want to kill the app containing the component. Be careful when you set this 261 * since changing component states can make the containing application's behavior unpredictable. 262 */ 263 public static final int DONT_KILL_APP = 0x00000001; 264 265 /** 266 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 267 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} on success. 268 * @hide 269 */ 270 public static final int INSTALL_SUCCEEDED = 1; 271 272 /** 273 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 274 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package is 275 * already installed. 276 * @hide 277 */ 278 public static final int INSTALL_FAILED_ALREADY_EXISTS = -1; 279 280 /** 281 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 282 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package archive 283 * file is invalid. 284 * @hide 285 */ 286 public static final int INSTALL_FAILED_INVALID_APK = -2; 287 288 /** 289 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 290 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the URI passed in 291 * is invalid. 292 * @hide 293 */ 294 public static final int INSTALL_FAILED_INVALID_URI = -3; 295 296 /** 297 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 298 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package manager 299 * service found that the device didn't have enough storage space to install the app. 300 * @hide 301 */ 302 public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4; 303 304 /** 305 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 306 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if a 307 * package is already installed with the same name. 308 * @hide 309 */ 310 public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5; 311 312 /** 313 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 314 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 315 * the requested shared user does not exist. 316 * @hide 317 */ 318 public static final int INSTALL_FAILED_NO_SHARED_USER = -6; 319 320 /** 321 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 322 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 323 * a previously installed package of the same name has a different signature 324 * than the new package (and the old package's data was not removed). 325 * @hide 326 */ 327 public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7; 328 329 /** 330 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 331 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 332 * the new package is requested a shared user which is already installed on the 333 * device and does not have matching signature. 334 * @hide 335 */ 336 public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8; 337 338 /** 339 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 340 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 341 * the new package uses a shared library that is not available. 342 * @hide 343 */ 344 public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9; 345 346 /** 347 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 348 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 349 * the new package uses a shared library that is not available. 350 * @hide 351 */ 352 public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10; 353 354 /** 355 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 356 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 357 * the new package failed while optimizing and validating its dex files, 358 * either because there was not enough storage or the validation failed. 359 * @hide 360 */ 361 public static final int INSTALL_FAILED_DEXOPT = -11; 362 363 /** 364 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 365 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 366 * the new package failed because the current SDK version is older than 367 * that required by the package. 368 * @hide 369 */ 370 public static final int INSTALL_FAILED_OLDER_SDK = -12; 371 372 /** 373 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 374 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 375 * the new package failed because it contains a content provider with the 376 * same authority as a provider already installed in the system. 377 * @hide 378 */ 379 public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13; 380 381 /** 382 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 383 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 384 * the new package failed because the current SDK version is newer than 385 * that required by the package. 386 * @hide 387 */ 388 public static final int INSTALL_FAILED_NEWER_SDK = -14; 389 390 /** 391 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 392 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 393 * the new package failed because it has specified that it is a test-only 394 * package and the caller has not supplied the {@link #INSTALL_ALLOW_TEST} 395 * flag. 396 * @hide 397 */ 398 public static final int INSTALL_FAILED_TEST_ONLY = -15; 399 400 /** 401 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 402 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 403 * the package being installed contains native code, but none that is 404 * compatible with the the device's CPU_ABI. 405 * @hide 406 */ 407 public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE = -16; 408 409 /** 410 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 411 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 412 * if the parser was given a path that is not a file, or does not end with the expected 413 * '.apk' extension. 414 * @hide 415 */ 416 public static final int INSTALL_PARSE_FAILED_NOT_APK = -100; 417 418 /** 419 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 420 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 421 * if the parser was unable to retrieve the AndroidManifest.xml file. 422 * @hide 423 */ 424 public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101; 425 426 /** 427 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 428 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 429 * if the parser encountered an unexpected exception. 430 * @hide 431 */ 432 public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102; 433 434 /** 435 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 436 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 437 * if the parser did not find any certificates in the .apk. 438 * @hide 439 */ 440 public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103; 441 442 /** 443 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 444 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 445 * if the parser found inconsistent certificates on the files in the .apk. 446 * @hide 447 */ 448 public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104; 449 450 /** 451 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 452 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 453 * if the parser encountered a CertificateEncodingException in one of the 454 * files in the .apk. 455 * @hide 456 */ 457 public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105; 458 459 /** 460 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 461 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 462 * if the parser encountered a bad or missing package name in the manifest. 463 * @hide 464 */ 465 public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106; 466 467 /** 468 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 469 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 470 * if the parser encountered a bad shared user id name in the manifest. 471 * @hide 472 */ 473 public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107; 474 475 /** 476 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 477 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 478 * if the parser encountered some structural problem in the manifest. 479 * @hide 480 */ 481 public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108; 482 483 /** 484 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 485 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 486 * if the parser did not find any actionable tags (instrumentation or application) 487 * in the manifest. 488 * @hide 489 */ 490 public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109; 491 492 /** 493 * Indicates the state of installation. Used by PackageManager to 494 * figure out incomplete installations. Say a package is being installed 495 * (the state is set to PKG_INSTALL_INCOMPLETE) and remains so till 496 * the package installation is successful or unsuccesful lin which case 497 * the PackageManager will no longer maintain state information associated 498 * with the package. If some exception(like device freeze or battery being 499 * pulled out) occurs during installation of a package, the PackageManager 500 * needs this information to clean up the previously failed installation. 501 */ 502 public static final int PKG_INSTALL_INCOMPLETE = 0; 503 public static final int PKG_INSTALL_COMPLETE = 1; 504 505 /** 506 * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the 507 * package's data directory. 508 * 509 * @hide 510 */ 511 public static final int DONT_DELETE_DATA = 0x00000001; 512 513 /** 514 * Retrieve overall information about an application package that is 515 * installed on the system. 516 * 517 * <p>Throws {@link NameNotFoundException} if a package with the given 518 * name can not be found on the system. 519 * 520 * @param packageName The full name (i.e. com.google.apps.contacts) of the 521 * desired package. 522 523 * @param flags Additional option flags. Use any combination of 524 * {@link #GET_ACTIVITIES}, 525 * {@link #GET_GIDS}, 526 * {@link #GET_CONFIGURATIONS}, 527 * {@link #GET_INSTRUMENTATION}, 528 * {@link #GET_PERMISSIONS}, 529 * {@link #GET_PROVIDERS}, 530 * {@link #GET_RECEIVERS}, 531 * {@link #GET_SERVICES}, 532 * {@link #GET_SIGNATURES}, 533 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 534 * 535 * @return Returns a PackageInfo object containing information about the package. 536 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 537 * found in the list of installed applications, the package information is 538 * retrieved from the list of uninstalled applications(which includes 539 * installed applications as well as applications 540 * with data directory ie applications which had been 541 * deleted with DONT_DELTE_DATA flag set). 542 * 543 * @see #GET_ACTIVITIES 544 * @see #GET_GIDS 545 * @see #GET_CONFIGURATIONS 546 * @see #GET_INSTRUMENTATION 547 * @see #GET_PERMISSIONS 548 * @see #GET_PROVIDERS 549 * @see #GET_RECEIVERS 550 * @see #GET_SERVICES 551 * @see #GET_SIGNATURES 552 * @see #GET_UNINSTALLED_PACKAGES 553 * 554 */ 555 public abstract PackageInfo getPackageInfo(String packageName, int flags) 556 throws NameNotFoundException; 557 558 /** 559 * Return a "good" intent to launch a front-door activity in a package, 560 * for use for example to implement an "open" button when browsing through 561 * packages. The current implementation will look first for a main 562 * activity in the category {@link Intent#CATEGORY_INFO}, next for a 563 * main activity in the category {@link Intent#CATEGORY_LAUNCHER}, or return 564 * null if neither are found. 565 * 566 * <p>Throws {@link NameNotFoundException} if a package with the given 567 * name can not be found on the system. 568 * 569 * @param packageName The name of the package to inspect. 570 * 571 * @return Returns either a fully-qualified Intent that can be used to 572 * launch the main activity in the package, or null if the package does 573 * not contain such an activity. 574 */ 575 public abstract Intent getLaunchIntentForPackage(String packageName); 576 577 /** 578 * Return an array of all of the secondary group-ids that have been 579 * assigned to a package. 580 * 581 * <p>Throws {@link NameNotFoundException} if a package with the given 582 * name can not be found on the system. 583 * 584 * @param packageName The full name (i.e. com.google.apps.contacts) of the 585 * desired package. 586 * 587 * @return Returns an int array of the assigned gids, or null if there 588 * are none. 589 */ 590 public abstract int[] getPackageGids(String packageName) 591 throws NameNotFoundException; 592 593 /** 594 * Retrieve all of the information we know about a particular permission. 595 * 596 * <p>Throws {@link NameNotFoundException} if a permission with the given 597 * name can not be found on the system. 598 * 599 * @param name The fully qualified name (i.e. com.google.permission.LOGIN) 600 * of the permission you are interested in. 601 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 602 * retrieve any meta-data associated with the permission. 603 * 604 * @return Returns a {@link PermissionInfo} containing information about the 605 * permission. 606 */ 607 public abstract PermissionInfo getPermissionInfo(String name, int flags) 608 throws NameNotFoundException; 609 610 /** 611 * Query for all of the permissions associated with a particular group. 612 * 613 * <p>Throws {@link NameNotFoundException} if the given group does not 614 * exist. 615 * 616 * @param group The fully qualified name (i.e. com.google.permission.LOGIN) 617 * of the permission group you are interested in. Use null to 618 * find all of the permissions not associated with a group. 619 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 620 * retrieve any meta-data associated with the permissions. 621 * 622 * @return Returns a list of {@link PermissionInfo} containing information 623 * about all of the permissions in the given group. 624 */ 625 public abstract List<PermissionInfo> queryPermissionsByGroup(String group, 626 int flags) throws NameNotFoundException; 627 628 /** 629 * Retrieve all of the information we know about a particular group of 630 * permissions. 631 * 632 * <p>Throws {@link NameNotFoundException} if a permission group with the given 633 * name can not be found on the system. 634 * 635 * @param name The fully qualified name (i.e. com.google.permission_group.APPS) 636 * of the permission you are interested in. 637 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 638 * retrieve any meta-data associated with the permission group. 639 * 640 * @return Returns a {@link PermissionGroupInfo} containing information 641 * about the permission. 642 */ 643 public abstract PermissionGroupInfo getPermissionGroupInfo(String name, 644 int flags) throws NameNotFoundException; 645 646 /** 647 * Retrieve all of the known permission groups in the system. 648 * 649 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 650 * retrieve any meta-data associated with the permission group. 651 * 652 * @return Returns a list of {@link PermissionGroupInfo} containing 653 * information about all of the known permission groups. 654 */ 655 public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); 656 657 /** 658 * Retrieve all of the information we know about a particular 659 * package/application. 660 * 661 * <p>Throws {@link NameNotFoundException} if an application with the given 662 * package name can not be found on the system. 663 * 664 * @param packageName The full name (i.e. com.google.apps.contacts) of an 665 * application. 666 * @param flags Additional option flags. Use any combination of 667 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 668 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 669 * 670 * @return {@link ApplicationInfo} Returns ApplicationInfo object containing 671 * information about the package. 672 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 673 * found in the list of installed applications, 674 * the application information is retrieved from the 675 * list of uninstalled applications(which includes 676 * installed applications as well as applications 677 * with data directory ie applications which had been 678 * deleted with DONT_DELTE_DATA flag set). 679 * 680 * @see #GET_META_DATA 681 * @see #GET_SHARED_LIBRARY_FILES 682 * @see #GET_UNINSTALLED_PACKAGES 683 */ 684 public abstract ApplicationInfo getApplicationInfo(String packageName, 685 int flags) throws NameNotFoundException; 686 687 /** 688 * Retrieve all of the information we know about a particular activity 689 * class. 690 * 691 * <p>Throws {@link NameNotFoundException} if an activity with the given 692 * class name can not be found on the system. 693 * 694 * @param className The full name (i.e. 695 * com.google.apps.contacts.ContactsList) of an Activity 696 * class. 697 * @param flags Additional option flags. Use any combination of 698 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 699 * to modify the data (in ApplicationInfo) returned. 700 * 701 * @return {@link ActivityInfo} containing information about the activity. 702 * 703 * @see #GET_INTENT_FILTERS 704 * @see #GET_META_DATA 705 * @see #GET_SHARED_LIBRARY_FILES 706 */ 707 public abstract ActivityInfo getActivityInfo(ComponentName className, 708 int flags) throws NameNotFoundException; 709 710 /** 711 * Retrieve all of the information we know about a particular receiver 712 * class. 713 * 714 * <p>Throws {@link NameNotFoundException} if a receiver with the given 715 * class name can not be found on the system. 716 * 717 * @param className The full name (i.e. 718 * com.google.apps.contacts.CalendarAlarm) of a Receiver 719 * class. 720 * @param flags Additional option flags. Use any combination of 721 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 722 * to modify the data returned. 723 * 724 * @return {@link ActivityInfo} containing information about the receiver. 725 * 726 * @see #GET_INTENT_FILTERS 727 * @see #GET_META_DATA 728 * @see #GET_SHARED_LIBRARY_FILES 729 */ 730 public abstract ActivityInfo getReceiverInfo(ComponentName className, 731 int flags) throws NameNotFoundException; 732 733 /** 734 * Retrieve all of the information we know about a particular service 735 * class. 736 * 737 * <p>Throws {@link NameNotFoundException} if a service with the given 738 * class name can not be found on the system. 739 * 740 * @param className The full name (i.e. 741 * com.google.apps.media.BackgroundPlayback) of a Service 742 * class. 743 * @param flags Additional option flags. Use any combination of 744 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 745 * to modify the data returned. 746 * 747 * @return ServiceInfo containing information about the service. 748 * 749 * @see #GET_META_DATA 750 * @see #GET_SHARED_LIBRARY_FILES 751 */ 752 public abstract ServiceInfo getServiceInfo(ComponentName className, 753 int flags) throws NameNotFoundException; 754 755 /** 756 * Return a List of all packages that are installed 757 * on the device. 758 * 759 * @param flags Additional option flags. Use any combination of 760 * {@link #GET_ACTIVITIES}, 761 * {@link #GET_GIDS}, 762 * {@link #GET_CONFIGURATIONS}, 763 * {@link #GET_INSTRUMENTATION}, 764 * {@link #GET_PERMISSIONS}, 765 * {@link #GET_PROVIDERS}, 766 * {@link #GET_RECEIVERS}, 767 * {@link #GET_SERVICES}, 768 * {@link #GET_SIGNATURES}, 769 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 770 * 771 * @return A List of PackageInfo objects, one for each package that is 772 * installed on the device. In the unlikely case of there being no 773 * installed packages, an empty list is returned. 774 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 775 * applications including those deleted with DONT_DELETE_DATA 776 * (partially installed apps with data directory) will be returned. 777 * 778 * @see #GET_ACTIVITIES 779 * @see #GET_GIDS 780 * @see #GET_CONFIGURATIONS 781 * @see #GET_INSTRUMENTATION 782 * @see #GET_PERMISSIONS 783 * @see #GET_PROVIDERS 784 * @see #GET_RECEIVERS 785 * @see #GET_SERVICES 786 * @see #GET_SIGNATURES 787 * @see #GET_UNINSTALLED_PACKAGES 788 * 789 */ 790 public abstract List<PackageInfo> getInstalledPackages(int flags); 791 792 /** 793 * Check whether a particular package has been granted a particular 794 * permission. 795 * 796 * @param permName The name of the permission you are checking for, 797 * @param pkgName The name of the package you are checking against. 798 * 799 * @return If the package has the permission, PERMISSION_GRANTED is 800 * returned. If it does not have the permission, PERMISSION_DENIED 801 * is returned. 802 * 803 * @see #PERMISSION_GRANTED 804 * @see #PERMISSION_DENIED 805 */ 806 public abstract int checkPermission(String permName, String pkgName); 807 808 /** 809 * Add a new dynamic permission to the system. For this to work, your 810 * package must have defined a permission tree through the 811 * {@link android.R.styleable#AndroidManifestPermissionTree 812 * <permission-tree>} tag in its manifest. A package can only add 813 * permissions to trees that were defined by either its own package or 814 * another with the same user id; a permission is in a tree if it 815 * matches the name of the permission tree + ".": for example, 816 * "com.foo.bar" is a member of the permission tree "com.foo". 817 * 818 * <p>It is good to make your permission tree name descriptive, because you 819 * are taking possession of that entire set of permission names. Thus, it 820 * must be under a domain you control, with a suffix that will not match 821 * any normal permissions that may be declared in any applications that 822 * are part of that domain. 823 * 824 * <p>New permissions must be added before 825 * any .apks are installed that use those permissions. Permissions you 826 * add through this method are remembered across reboots of the device. 827 * If the given permission already exists, the info you supply here 828 * will be used to update it. 829 * 830 * @param info Description of the permission to be added. 831 * 832 * @return Returns true if a new permission was created, false if an 833 * existing one was updated. 834 * 835 * @throws SecurityException if you are not allowed to add the 836 * given permission name. 837 * 838 * @see #removePermission(String) 839 */ 840 public abstract boolean addPermission(PermissionInfo info); 841 842 /** 843 * Removes a permission that was previously added with 844 * {@link #addPermission(PermissionInfo)}. The same ownership rules apply 845 * -- you are only allowed to remove permissions that you are allowed 846 * to add. 847 * 848 * @param name The name of the permission to remove. 849 * 850 * @throws SecurityException if you are not allowed to remove the 851 * given permission name. 852 * 853 * @see #addPermission(PermissionInfo) 854 */ 855 public abstract void removePermission(String name); 856 857 /** 858 * Compare the signatures of two packages to determine if the same 859 * signature appears in both of them. If they do contain the same 860 * signature, then they are allowed special privileges when working 861 * with each other: they can share the same user-id, run instrumentation 862 * against each other, etc. 863 * 864 * @param pkg1 First package name whose signature will be compared. 865 * @param pkg2 Second package name whose signature will be compared. 866 * @return Returns an integer indicating whether there is a matching 867 * signature: the value is >= 0 if there is a match (or neither package 868 * is signed), or < 0 if there is not a match. The match result can be 869 * further distinguished with the success (>= 0) constants 870 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 871 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 872 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 873 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 874 * 875 * @see #SIGNATURE_MATCH 876 * @see #SIGNATURE_NEITHER_SIGNED 877 * @see #SIGNATURE_FIRST_NOT_SIGNED 878 * @see #SIGNATURE_SECOND_NOT_SIGNED 879 * @see #SIGNATURE_NO_MATCH 880 * @see #SIGNATURE_UNKNOWN_PACKAGE 881 */ 882 public abstract int checkSignatures(String pkg1, String pkg2); 883 884 /** 885 * Retrieve the names of all packages that are associated with a particular 886 * user id. In most cases, this will be a single package name, the package 887 * that has been assigned that user id. Where there are multiple packages 888 * sharing the same user id through the "sharedUserId" mechanism, all 889 * packages with that id will be returned. 890 * 891 * @param uid The user id for which you would like to retrieve the 892 * associated packages. 893 * 894 * @return Returns an array of one or more packages assigned to the user 895 * id, or null if there are no known packages with the given id. 896 */ 897 public abstract String[] getPackagesForUid(int uid); 898 899 /** 900 * Retrieve the official name associated with a user id. This name is 901 * guaranteed to never change, though it is possibly for the underlying 902 * user id to be changed. That is, if you are storing information about 903 * user ids in persistent storage, you should use the string returned 904 * by this function instead of the raw user-id. 905 * 906 * @param uid The user id for which you would like to retrieve a name. 907 * @return Returns a unique name for the given user id, or null if the 908 * user id is not currently assigned. 909 */ 910 public abstract String getNameForUid(int uid); 911 912 /** 913 * Return the user id associated with a shared user name. Multiple 914 * applications can specify a shared user name in their manifest and thus 915 * end up using a common uid. This might be used for new applications 916 * that use an existing shared user name and need to know the uid of the 917 * shared user. 918 * 919 * @param sharedUserName The shared user name whose uid is to be retrieved. 920 * @return Returns the uid associated with the shared user, or NameNotFoundException 921 * if the shared user name is not being used by any installed packages 922 * @hide 923 */ 924 public abstract int getUidForSharedUser(String sharedUserName) 925 throws NameNotFoundException; 926 927 /** 928 * Return a List of all application packages that are installed on the 929 * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all 930 * applications including those deleted with DONT_DELETE_DATA(partially 931 * installed apps with data directory) will be returned. 932 * 933 * @param flags Additional option flags. Use any combination of 934 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 935 * {link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 936 * 937 * @return A List of ApplicationInfo objects, one for each application that 938 * is installed on the device. In the unlikely case of there being 939 * no installed applications, an empty list is returned. 940 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 941 * applications including those deleted with DONT_DELETE_DATA 942 * (partially installed apps with data directory) will be returned. 943 * 944 * @see #GET_META_DATA 945 * @see #GET_SHARED_LIBRARY_FILES 946 * @see #GET_UNINSTALLED_PACKAGES 947 */ 948 public abstract List<ApplicationInfo> getInstalledApplications(int flags); 949 950 /** 951 * Get a list of shared libraries that are available on the 952 * system. 953 * 954 * @return An array of shared library names that are 955 * available on the system, or null if none are installed. 956 * 957 */ 958 public abstract String[] getSystemSharedLibraryNames(); 959 960 /** 961 * Determine the best action to perform for a given Intent. This is how 962 * {@link Intent#resolveActivity} finds an activity if a class has not 963 * been explicitly specified. 964 * 965 * @param intent An intent containing all of the desired specification 966 * (action, data, type, category, and/or component). 967 * @param flags Additional option flags. The most important is 968 * MATCH_DEFAULT_ONLY, to limit the resolution to only 969 * those activities that support the CATEGORY_DEFAULT. 970 * 971 * @return Returns a ResolveInfo containing the final activity intent that 972 * was determined to be the best action. Returns null if no 973 * matching activity was found. 974 * 975 * @see #MATCH_DEFAULT_ONLY 976 * @see #GET_INTENT_FILTERS 977 * @see #GET_RESOLVED_FILTER 978 */ 979 public abstract ResolveInfo resolveActivity(Intent intent, int flags); 980 981 /** 982 * Resolve the intent restricted to a package. 983 * {@see #resolveActivity} 984 * 985 * @param intent An intent containing all of the desired specification 986 * (action, data, type, category, and/or component). 987 * @param flags Additional option flags. The most important is 988 * MATCH_DEFAULT_ONLY, to limit the resolution to only 989 * those activities that support the CATEGORY_DEFAULT. 990 * @param packageName Restrict the intent resolution to this package. 991 * 992 * @return Returns a ResolveInfo containing the final activity intent that 993 * was determined to be the best action. Returns null if no 994 * matching activity was found. 995 */ 996 public abstract ResolveInfo resolveActivity(Intent intent, int flags, String packageName); 997 998 /** 999 * Retrieve all activities that can be performed for the given intent. 1000 * 1001 * @param intent The desired intent as per resolveActivity(). 1002 * @param flags Additional option flags. The most important is 1003 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1004 * those activities that support the CATEGORY_DEFAULT. 1005 * 1006 * @return A List<ResolveInfo> containing one entry for each matching 1007 * Activity. These are ordered from best to worst match -- that 1008 * is, the first item in the list is what is returned by 1009 * resolveActivity(). If there are no matching activities, an empty 1010 * list is returned. 1011 * 1012 * @see #MATCH_DEFAULT_ONLY 1013 * @see #GET_INTENT_FILTERS 1014 * @see #GET_RESOLVED_FILTER 1015 */ 1016 public abstract List<ResolveInfo> queryIntentActivities(Intent intent, 1017 int flags); 1018 1019 /** 1020 * Retrieve a set of activities that should be presented to the user as 1021 * similar options. This is like {@link #queryIntentActivities}, except it 1022 * also allows you to supply a list of more explicit Intents that you would 1023 * like to resolve to particular options, and takes care of returning the 1024 * final ResolveInfo list in a reasonable order, with no duplicates, based 1025 * on those inputs. 1026 * 1027 * @param caller The class name of the activity that is making the 1028 * request. This activity will never appear in the output 1029 * list. Can be null. 1030 * @param specifics An array of Intents that should be resolved to the 1031 * first specific results. Can be null. 1032 * @param intent The desired intent as per resolveActivity(). 1033 * @param flags Additional option flags. The most important is 1034 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1035 * those activities that support the CATEGORY_DEFAULT. 1036 * 1037 * @return A List<ResolveInfo> containing one entry for each matching 1038 * Activity. These are ordered first by all of the intents resolved 1039 * in <var>specifics</var> and then any additional activities that 1040 * can handle <var>intent</var> but did not get included by one of 1041 * the <var>specifics</var> intents. If there are no matching 1042 * activities, an empty list is returned. 1043 * 1044 * @see #MATCH_DEFAULT_ONLY 1045 * @see #GET_INTENT_FILTERS 1046 * @see #GET_RESOLVED_FILTER 1047 */ 1048 public abstract List<ResolveInfo> queryIntentActivityOptions( 1049 ComponentName caller, Intent[] specifics, Intent intent, int flags); 1050 1051 /** 1052 * Retrieve all receivers that can handle a broadcast of the given intent. 1053 * 1054 * @param intent The desired intent as per resolveActivity(). 1055 * @param flags Additional option flags. The most important is 1056 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1057 * those activities that support the CATEGORY_DEFAULT. 1058 * 1059 * @return A List<ResolveInfo> containing one entry for each matching 1060 * Receiver. These are ordered from first to last in priority. If 1061 * there are no matching receivers, an empty list is returned. 1062 * 1063 * @see #MATCH_DEFAULT_ONLY 1064 * @see #GET_INTENT_FILTERS 1065 * @see #GET_RESOLVED_FILTER 1066 */ 1067 public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, 1068 int flags); 1069 1070 /** 1071 * Determine the best service to handle for a given Intent. 1072 * 1073 * @param intent An intent containing all of the desired specification 1074 * (action, data, type, category, and/or component). 1075 * @param flags Additional option flags. 1076 * 1077 * @return Returns a ResolveInfo containing the final service intent that 1078 * was determined to be the best action. Returns null if no 1079 * matching service was found. 1080 * 1081 * @see #GET_INTENT_FILTERS 1082 * @see #GET_RESOLVED_FILTER 1083 */ 1084 public abstract ResolveInfo resolveService(Intent intent, int flags); 1085 1086 /** 1087 * Retrieve all services that can match the given intent. 1088 * 1089 * @param intent The desired intent as per resolveService(). 1090 * @param flags Additional option flags. 1091 * 1092 * @return A List<ResolveInfo> containing one entry for each matching 1093 * ServiceInfo. These are ordered from best to worst match -- that 1094 * is, the first item in the list is what is returned by 1095 * resolveService(). If there are no matching services, an empty 1096 * list is returned. 1097 * 1098 * @see #GET_INTENT_FILTERS 1099 * @see #GET_RESOLVED_FILTER 1100 */ 1101 public abstract List<ResolveInfo> queryIntentServices(Intent intent, 1102 int flags); 1103 1104 /** 1105 * Find a single content provider by its base path name. 1106 * 1107 * @param name The name of the provider to find. 1108 * @param flags Additional option flags. Currently should always be 0. 1109 * 1110 * @return ContentProviderInfo Information about the provider, if found, 1111 * else null. 1112 */ 1113 public abstract ProviderInfo resolveContentProvider(String name, 1114 int flags); 1115 1116 /** 1117 * Retrieve content provider information. 1118 * 1119 * <p><em>Note: unlike most other methods, an empty result set is indicated 1120 * by a null return instead of an empty list.</em> 1121 * 1122 * @param processName If non-null, limits the returned providers to only 1123 * those that are hosted by the given process. If null, 1124 * all content providers are returned. 1125 * @param uid If <var>processName</var> is non-null, this is the required 1126 * uid owning the requested content providers. 1127 * @param flags Additional option flags. Currently should always be 0. 1128 * 1129 * @return A List<ContentProviderInfo> containing one entry for each 1130 * content provider either patching <var>processName</var> or, if 1131 * <var>processName</var> is null, all known content providers. 1132 * <em>If there are no matching providers, null is returned.</em> 1133 */ 1134 public abstract List<ProviderInfo> queryContentProviders( 1135 String processName, int uid, int flags); 1136 1137 /** 1138 * Retrieve all of the information we know about a particular 1139 * instrumentation class. 1140 * 1141 * <p>Throws {@link NameNotFoundException} if instrumentation with the 1142 * given class name can not be found on the system. 1143 * 1144 * @param className The full name (i.e. 1145 * com.google.apps.contacts.InstrumentList) of an 1146 * Instrumentation class. 1147 * @param flags Additional option flags. Currently should always be 0. 1148 * 1149 * @return InstrumentationInfo containing information about the 1150 * instrumentation. 1151 */ 1152 public abstract InstrumentationInfo getInstrumentationInfo( 1153 ComponentName className, int flags) throws NameNotFoundException; 1154 1155 /** 1156 * Retrieve information about available instrumentation code. May be used 1157 * to retrieve either all instrumentation code, or only the code targeting 1158 * a particular package. 1159 * 1160 * @param targetPackage If null, all instrumentation is returned; only the 1161 * instrumentation targeting this package name is 1162 * returned. 1163 * @param flags Additional option flags. Currently should always be 0. 1164 * 1165 * @return A List<InstrumentationInfo> containing one entry for each 1166 * matching available Instrumentation. Returns an empty list if 1167 * there is no instrumentation available for the given package. 1168 */ 1169 public abstract List<InstrumentationInfo> queryInstrumentation( 1170 String targetPackage, int flags); 1171 1172 /** 1173 * Retrieve an image from a package. This is a low-level API used by 1174 * the various package manager info structures (such as 1175 * {@link ComponentInfo} to implement retrieval of their associated 1176 * icon. 1177 * 1178 * @param packageName The name of the package that this icon is coming from. 1179 * Can not be null. 1180 * @param resid The resource identifier of the desired image. Can not be 0. 1181 * @param appInfo Overall information about <var>packageName</var>. This 1182 * may be null, in which case the application information will be retrieved 1183 * for you if needed; if you already have this information around, it can 1184 * be much more efficient to supply it here. 1185 * 1186 * @return Returns a Drawable holding the requested image. Returns null if 1187 * an image could not be found for any reason. 1188 */ 1189 public abstract Drawable getDrawable(String packageName, int resid, 1190 ApplicationInfo appInfo); 1191 1192 /** 1193 * Retrieve the icon associated with an activity. Given the full name of 1194 * an activity, retrieves the information about it and calls 1195 * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. 1196 * If the activity can not be found, NameNotFoundException is thrown. 1197 * 1198 * @param activityName Name of the activity whose icon is to be retrieved. 1199 * 1200 * @return Returns the image of the icon, or the default activity icon if 1201 * it could not be found. Does not return null. 1202 * @throws NameNotFoundException Thrown if the resources for the given 1203 * activity could not be loaded. 1204 * 1205 * @see #getActivityIcon(Intent) 1206 */ 1207 public abstract Drawable getActivityIcon(ComponentName activityName) 1208 throws NameNotFoundException; 1209 1210 /** 1211 * Retrieve the icon associated with an Intent. If intent.getClassName() is 1212 * set, this simply returns the result of 1213 * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's 1214 * component and returns the icon associated with the resolved component. 1215 * If intent.getClassName() can not be found or the Intent can not be resolved 1216 * to a component, NameNotFoundException is thrown. 1217 * 1218 * @param intent The intent for which you would like to retrieve an icon. 1219 * 1220 * @return Returns the image of the icon, or the default activity icon if 1221 * it could not be found. Does not return null. 1222 * @throws NameNotFoundException Thrown if the resources for application 1223 * matching the given intent could not be loaded. 1224 * 1225 * @see #getActivityIcon(ComponentName) 1226 */ 1227 public abstract Drawable getActivityIcon(Intent intent) 1228 throws NameNotFoundException; 1229 1230 /** 1231 * Return the generic icon for an activity that is used when no specific 1232 * icon is defined. 1233 * 1234 * @return Drawable Image of the icon. 1235 */ 1236 public abstract Drawable getDefaultActivityIcon(); 1237 1238 /** 1239 * Retrieve the icon associated with an application. If it has not defined 1240 * an icon, the default app icon is returned. Does not return null. 1241 * 1242 * @param info Information about application being queried. 1243 * 1244 * @return Returns the image of the icon, or the default application icon 1245 * if it could not be found. 1246 * 1247 * @see #getApplicationIcon(String) 1248 */ 1249 public abstract Drawable getApplicationIcon(ApplicationInfo info); 1250 1251 /** 1252 * Retrieve the icon associated with an application. Given the name of the 1253 * application's package, retrieves the information about it and calls 1254 * getApplicationIcon() to return its icon. If the application can not be 1255 * found, NameNotFoundException is thrown. 1256 * 1257 * @param packageName Name of the package whose application icon is to be 1258 * retrieved. 1259 * 1260 * @return Returns the image of the icon, or the default application icon 1261 * if it could not be found. Does not return null. 1262 * @throws NameNotFoundException Thrown if the resources for the given 1263 * application could not be loaded. 1264 * 1265 * @see #getApplicationIcon(ApplicationInfo) 1266 */ 1267 public abstract Drawable getApplicationIcon(String packageName) 1268 throws NameNotFoundException; 1269 1270 /** 1271 * Retrieve text from a package. This is a low-level API used by 1272 * the various package manager info structures (such as 1273 * {@link ComponentInfo} to implement retrieval of their associated 1274 * labels and other text. 1275 * 1276 * @param packageName The name of the package that this text is coming from. 1277 * Can not be null. 1278 * @param resid The resource identifier of the desired text. Can not be 0. 1279 * @param appInfo Overall information about <var>packageName</var>. This 1280 * may be null, in which case the application information will be retrieved 1281 * for you if needed; if you already have this information around, it can 1282 * be much more efficient to supply it here. 1283 * 1284 * @return Returns a CharSequence holding the requested text. Returns null 1285 * if the text could not be found for any reason. 1286 */ 1287 public abstract CharSequence getText(String packageName, int resid, 1288 ApplicationInfo appInfo); 1289 1290 /** 1291 * Retrieve an XML file from a package. This is a low-level API used to 1292 * retrieve XML meta data. 1293 * 1294 * @param packageName The name of the package that this xml is coming from. 1295 * Can not be null. 1296 * @param resid The resource identifier of the desired xml. Can not be 0. 1297 * @param appInfo Overall information about <var>packageName</var>. This 1298 * may be null, in which case the application information will be retrieved 1299 * for you if needed; if you already have this information around, it can 1300 * be much more efficient to supply it here. 1301 * 1302 * @return Returns an XmlPullParser allowing you to parse out the XML 1303 * data. Returns null if the xml resource could not be found for any 1304 * reason. 1305 */ 1306 public abstract XmlResourceParser getXml(String packageName, int resid, 1307 ApplicationInfo appInfo); 1308 1309 /** 1310 * Return the label to use for this application. 1311 * 1312 * @return Returns the label associated with this application, or null if 1313 * it could not be found for any reason. 1314 * @param info The application to get the label of 1315 */ 1316 public abstract CharSequence getApplicationLabel(ApplicationInfo info); 1317 1318 /** 1319 * Retrieve the resources associated with an activity. Given the full 1320 * name of an activity, retrieves the information about it and calls 1321 * getResources() to return its application's resources. If the activity 1322 * can not be found, NameNotFoundException is thrown. 1323 * 1324 * @param activityName Name of the activity whose resources are to be 1325 * retrieved. 1326 * 1327 * @return Returns the application's Resources. 1328 * @throws NameNotFoundException Thrown if the resources for the given 1329 * application could not be loaded. 1330 * 1331 * @see #getResourcesForApplication(ApplicationInfo) 1332 */ 1333 public abstract Resources getResourcesForActivity(ComponentName activityName) 1334 throws NameNotFoundException; 1335 1336 /** 1337 * Retrieve the resources for an application. Throws NameNotFoundException 1338 * if the package is no longer installed. 1339 * 1340 * @param app Information about the desired application. 1341 * 1342 * @return Returns the application's Resources. 1343 * @throws NameNotFoundException Thrown if the resources for the given 1344 * application could not be loaded (most likely because it was uninstalled). 1345 */ 1346 public abstract Resources getResourcesForApplication(ApplicationInfo app) 1347 throws NameNotFoundException; 1348 1349 /** 1350 * Retrieve the resources associated with an application. Given the full 1351 * package name of an application, retrieves the information about it and 1352 * calls getResources() to return its application's resources. If the 1353 * appPackageName can not be found, NameNotFoundException is thrown. 1354 * 1355 * @param appPackageName Package name of the application whose resources 1356 * are to be retrieved. 1357 * 1358 * @return Returns the application's Resources. 1359 * @throws NameNotFoundException Thrown if the resources for the given 1360 * application could not be loaded. 1361 * 1362 * @see #getResourcesForApplication(ApplicationInfo) 1363 */ 1364 public abstract Resources getResourcesForApplication(String appPackageName) 1365 throws NameNotFoundException; 1366 1367 /** 1368 * Retrieve overall information about an application package defined 1369 * in a package archive file 1370 * 1371 * @param archiveFilePath The path to the archive file 1372 * @param flags Additional option flags. Use any combination of 1373 * {@link #GET_ACTIVITIES}, 1374 * {@link #GET_GIDS}, 1375 * {@link #GET_CONFIGURATIONS}, 1376 * {@link #GET_INSTRUMENTATION}, 1377 * {@link #GET_PERMISSIONS}, 1378 * {@link #GET_PROVIDERS}, 1379 * {@link #GET_RECEIVERS}, 1380 * {@link #GET_SERVICES}, 1381 * {@link #GET_SIGNATURES}, to modify the data returned. 1382 * 1383 * @return Returns the information about the package. Returns 1384 * null if the package could not be successfully parsed. 1385 * 1386 * @see #GET_ACTIVITIES 1387 * @see #GET_GIDS 1388 * @see #GET_CONFIGURATIONS 1389 * @see #GET_INSTRUMENTATION 1390 * @see #GET_PERMISSIONS 1391 * @see #GET_PROVIDERS 1392 * @see #GET_RECEIVERS 1393 * @see #GET_SERVICES 1394 * @see #GET_SIGNATURES 1395 * 1396 */ 1397 public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { 1398 PackageParser packageParser = new PackageParser(archiveFilePath); 1399 DisplayMetrics metrics = new DisplayMetrics(); 1400 metrics.setToDefaults(); 1401 final File sourceFile = new File(archiveFilePath); 1402 PackageParser.Package pkg = packageParser.parsePackage( 1403 sourceFile, archiveFilePath, metrics, 0); 1404 if (pkg == null) { 1405 return null; 1406 } 1407 return PackageParser.generatePackageInfo(pkg, null, flags); 1408 } 1409 1410 /** 1411 * @hide 1412 * 1413 * Install a package. Since this may take a little while, the result will 1414 * be posted back to the given observer. An installation will fail if the calling context 1415 * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the 1416 * package named in the package file's manifest is already installed, or if there's no space 1417 * available on the device. 1418 * 1419 * @param packageURI The location of the package file to install. This can be a 'file:' or a 1420 * 'content:' URI. 1421 * @param observer An observer callback to get notified when the package installation is 1422 * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be 1423 * called when that happens. observer may be null to indicate that no callback is desired. 1424 * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK}, 1425 * {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}. 1426 * @param installerPackageName Optional package name of the application that is performing the 1427 * installation. This identifies which market the package came from. 1428 */ 1429 public abstract void installPackage( 1430 Uri packageURI, IPackageInstallObserver observer, int flags, 1431 String installerPackageName); 1432 1433 /** 1434 * Attempts to delete a package. Since this may take a little while, the result will 1435 * be posted back to the given observer. A deletion will fail if the calling context 1436 * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the 1437 * named package cannot be found, or if the named package is a "system package". 1438 * (TODO: include pointer to documentation on "system packages") 1439 * 1440 * @param packageName The name of the package to delete 1441 * @param observer An observer callback to get notified when the package deletion is 1442 * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be 1443 * called when that happens. observer may be null to indicate that no callback is desired. 1444 * @param flags - possible values: {@link #DONT_DELETE_DATA} 1445 * 1446 * @hide 1447 */ 1448 public abstract void deletePackage( 1449 String packageName, IPackageDeleteObserver observer, int flags); 1450 1451 /** 1452 * Retrieve the package name of the application that installed a package. This identifies 1453 * which market the package came from. 1454 * 1455 * @param packageName The name of the package to query 1456 * 1457 * @hide 1458 */ 1459 public abstract String getInstallerPackageName(String packageName); 1460 1461 /** 1462 * Attempts to clear the user data directory of an application. 1463 * Since this may take a little while, the result will 1464 * be posted back to the given observer. A deletion will fail if the 1465 * named package cannot be found, or if the named package is a "system package". 1466 * 1467 * @param packageName The name of the package 1468 * @param observer An observer callback to get notified when the operation is finished 1469 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1470 * will be called when that happens. observer may be null to indicate that 1471 * no callback is desired. 1472 * 1473 * @hide 1474 */ 1475 public abstract void clearApplicationUserData(String packageName, 1476 IPackageDataObserver observer); 1477 /** 1478 * Attempts to delete the cache files associated with an application. 1479 * Since this may take a little while, the result will 1480 * be posted back to the given observer. A deletion will fail if the calling context 1481 * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the 1482 * named package cannot be found, or if the named package is a "system package". 1483 * 1484 * @param packageName The name of the package to delete 1485 * @param observer An observer callback to get notified when the cache file deletion 1486 * is complete. 1487 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1488 * will be called when that happens. observer may be null to indicate that 1489 * no callback is desired. 1490 * 1491 * @hide 1492 */ 1493 public abstract void deleteApplicationCacheFiles(String packageName, 1494 IPackageDataObserver observer); 1495 1496 /** 1497 * Free storage by deleting LRU sorted list of cache files across 1498 * all applications. If the currently available free storage 1499 * on the device is greater than or equal to the requested 1500 * free storage, no cache files are cleared. If the currently 1501 * available storage on the device is less than the requested 1502 * free storage, some or all of the cache files across 1503 * all applications are deleted (based on last accessed time) 1504 * to increase the free storage space on the device to 1505 * the requested value. There is no guarantee that clearing all 1506 * the cache files from all applications will clear up 1507 * enough storage to achieve the desired value. 1508 * @param freeStorageSize The number of bytes of storage to be 1509 * freed by the system. Say if freeStorageSize is XX, 1510 * and the current free storage is YY, 1511 * if XX is less than YY, just return. if not free XX-YY number 1512 * of bytes if possible. 1513 * @param observer call back used to notify when 1514 * the operation is completed 1515 * 1516 * @hide 1517 */ 1518 public abstract void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer); 1519 1520 /** 1521 * Free storage by deleting LRU sorted list of cache files across 1522 * all applications. If the currently available free storage 1523 * on the device is greater than or equal to the requested 1524 * free storage, no cache files are cleared. If the currently 1525 * available storage on the device is less than the requested 1526 * free storage, some or all of the cache files across 1527 * all applications are deleted (based on last accessed time) 1528 * to increase the free storage space on the device to 1529 * the requested value. There is no guarantee that clearing all 1530 * the cache files from all applications will clear up 1531 * enough storage to achieve the desired value. 1532 * @param freeStorageSize The number of bytes of storage to be 1533 * freed by the system. Say if freeStorageSize is XX, 1534 * and the current free storage is YY, 1535 * if XX is less than YY, just return. if not free XX-YY number 1536 * of bytes if possible. 1537 * @param opFinishedIntent PendingIntent call back used to 1538 * notify when the operation is completed.May be null 1539 * to indicate that no call back is desired. 1540 * 1541 * @hide 1542 */ 1543 public abstract void freeStorage(long freeStorageSize, PendingIntent opFinishedIntent); 1544 1545 /** 1546 * Retrieve the size information for a package. 1547 * Since this may take a little while, the result will 1548 * be posted back to the given observer. The calling context 1549 * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. 1550 * 1551 * @param packageName The name of the package whose size information is to be retrieved 1552 * @param observer An observer callback to get notified when the operation 1553 * is complete. 1554 * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} 1555 * The observer's callback is invoked with a PackageStats object(containing the 1556 * code, data and cache sizes of the package) and a boolean value representing 1557 * the status of the operation. observer may be null to indicate that 1558 * no callback is desired. 1559 * 1560 * @hide 1561 */ 1562 public abstract void getPackageSizeInfo(String packageName, 1563 IPackageStatsObserver observer); 1564 1565 /** 1566 * Add a new package to the list of preferred packages. This new package 1567 * will be added to the front of the list (removed from its current location 1568 * if already listed), meaning it will now be preferred over all other 1569 * packages when resolving conflicts. 1570 * 1571 * @param packageName The package name of the new package to make preferred. 1572 */ 1573 public abstract void addPackageToPreferred(String packageName); 1574 1575 /** 1576 * Remove a package from the list of preferred packages. If it was on 1577 * the list, it will no longer be preferred over other packages. 1578 * 1579 * @param packageName The package name to remove. 1580 */ 1581 public abstract void removePackageFromPreferred(String packageName); 1582 1583 /** 1584 * Retrieve the list of all currently configured preferred packages. The 1585 * first package on the list is the most preferred, the last is the 1586 * least preferred. 1587 * 1588 * @param flags Additional option flags. Use any combination of 1589 * {@link #GET_ACTIVITIES}, 1590 * {@link #GET_GIDS}, 1591 * {@link #GET_CONFIGURATIONS}, 1592 * {@link #GET_INSTRUMENTATION}, 1593 * {@link #GET_PERMISSIONS}, 1594 * {@link #GET_PROVIDERS}, 1595 * {@link #GET_RECEIVERS}, 1596 * {@link #GET_SERVICES}, 1597 * {@link #GET_SIGNATURES}, to modify the data returned. 1598 * 1599 * @return Returns a list of PackageInfo objects describing each 1600 * preferred application, in order of preference. 1601 * 1602 * @see #GET_ACTIVITIES 1603 * @see #GET_GIDS 1604 * @see #GET_CONFIGURATIONS 1605 * @see #GET_INSTRUMENTATION 1606 * @see #GET_PERMISSIONS 1607 * @see #GET_PROVIDERS 1608 * @see #GET_RECEIVERS 1609 * @see #GET_SERVICES 1610 * @see #GET_SIGNATURES 1611 */ 1612 public abstract List<PackageInfo> getPreferredPackages(int flags); 1613 1614 /** 1615 * Add a new preferred activity mapping to the system. This will be used 1616 * to automatically select the given activity component when 1617 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1618 * multiple matching activities and also matches the given filter. 1619 * 1620 * @param filter The set of intents under which this activity will be 1621 * made preferred. 1622 * @param match The IntentFilter match category that this preference 1623 * applies to. 1624 * @param set The set of activities that the user was picking from when 1625 * this preference was made. 1626 * @param activity The component name of the activity that is to be 1627 * preferred. 1628 */ 1629 public abstract void addPreferredActivity(IntentFilter filter, int match, 1630 ComponentName[] set, ComponentName activity); 1631 1632 /** 1633 * Replaces an existing preferred activity mapping to the system, and if that were not present 1634 * adds a new preferred activity. This will be used 1635 * to automatically select the given activity component when 1636 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1637 * multiple matching activities and also matches the given filter. 1638 * 1639 * @param filter The set of intents under which this activity will be 1640 * made preferred. 1641 * @param match The IntentFilter match category that this preference 1642 * applies to. 1643 * @param set The set of activities that the user was picking from when 1644 * this preference was made. 1645 * @param activity The component name of the activity that is to be 1646 * preferred. 1647 * @hide 1648 */ 1649 public abstract void replacePreferredActivity(IntentFilter filter, int match, 1650 ComponentName[] set, ComponentName activity); 1651 1652 /** 1653 * Remove all preferred activity mappings, previously added with 1654 * {@link #addPreferredActivity}, from the 1655 * system whose activities are implemented in the given package name. 1656 * 1657 * @param packageName The name of the package whose preferred activity 1658 * mappings are to be removed. 1659 */ 1660 public abstract void clearPackagePreferredActivities(String packageName); 1661 1662 /** 1663 * Retrieve all preferred activities, previously added with 1664 * {@link #addPreferredActivity}, that are 1665 * currently registered with the system. 1666 * 1667 * @param outFilters A list in which to place the filters of all of the 1668 * preferred activities, or null for none. 1669 * @param outActivities A list in which to place the component names of 1670 * all of the preferred activities, or null for none. 1671 * @param packageName An option package in which you would like to limit 1672 * the list. If null, all activities will be returned; if non-null, only 1673 * those activities in the given package are returned. 1674 * 1675 * @return Returns the total number of registered preferred activities 1676 * (the number of distinct IntentFilter records, not the number of unique 1677 * activity components) that were found. 1678 */ 1679 public abstract int getPreferredActivities(List<IntentFilter> outFilters, 1680 List<ComponentName> outActivities, String packageName); 1681 1682 /** 1683 * Set the enabled setting for a package component (activity, receiver, service, provider). 1684 * This setting will override any enabled state which may have been set by the component in its 1685 * manifest. 1686 * 1687 * @param componentName The component to enable 1688 * @param newState The new enabled state for the component. The legal values for this state 1689 * are: 1690 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1691 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1692 * and 1693 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1694 * The last one removes the setting, thereby restoring the component's state to 1695 * whatever was set in it's manifest (or enabled, by default). 1696 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1697 */ 1698 public abstract void setComponentEnabledSetting(ComponentName componentName, 1699 int newState, int flags); 1700 1701 1702 /** 1703 * Return the the enabled setting for a package component (activity, 1704 * receiver, service, provider). This returns the last value set by 1705 * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most 1706 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1707 * the value originally specified in the manifest has not been modified. 1708 * 1709 * @param componentName The component to retrieve. 1710 * @return Returns the current enabled state for the component. May 1711 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1712 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1713 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1714 * component's enabled state is based on the original information in 1715 * the manifest as found in {@link ComponentInfo}. 1716 */ 1717 public abstract int getComponentEnabledSetting(ComponentName componentName); 1718 1719 /** 1720 * Set the enabled setting for an application 1721 * This setting will override any enabled state which may have been set by the application in 1722 * its manifest. It also overrides the enabled state set in the manifest for any of the 1723 * application's components. It does not override any enabled state set by 1724 * {@link #setComponentEnabledSetting} for any of the application's components. 1725 * 1726 * @param packageName The package name of the application to enable 1727 * @param newState The new enabled state for the component. The legal values for this state 1728 * are: 1729 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1730 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1731 * and 1732 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1733 * The last one removes the setting, thereby restoring the applications's state to 1734 * whatever was set in its manifest (or enabled, by default). 1735 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1736 */ 1737 public abstract void setApplicationEnabledSetting(String packageName, 1738 int newState, int flags); 1739 1740 /** 1741 * Return the the enabled setting for an application. This returns 1742 * the last value set by 1743 * {@link #setApplicationEnabledSetting(String, int, int)}; in most 1744 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1745 * the value originally specified in the manifest has not been modified. 1746 * 1747 * @param packageName The component to retrieve. 1748 * @return Returns the current enabled state for the component. May 1749 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1750 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1751 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1752 * application's enabled state is based on the original information in 1753 * the manifest as found in {@link ComponentInfo}. 1754 */ 1755 public abstract int getApplicationEnabledSetting(String packageName); 1756 1757 /** 1758 * Return whether the device has been booted into safe mode. 1759 */ 1760 public abstract boolean isSafeMode(); 1761} 1762