1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.content.pm; 18 19import android.content.ComponentName; 20import android.content.Context; 21import android.content.Intent; 22import android.content.IntentFilter; 23import android.content.IntentSender; 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 * Flag parameter to retrieve all applications(even uninstalled ones) with data directories. 154 * This state could have resulted if applications have been deleted with flag 155 * DONT_DELETE_DATA 156 * with a possibility of being replaced or reinstalled in future 157 */ 158 public static final int GET_UNINSTALLED_PACKAGES = 0x00002000; 159 160 /** 161 * {@link PackageInfo} flag: return information about 162 * hardware preferences 163 * {@link PackageInfo#configPreferences} 164 */ 165 public static final int GET_CONFIGURATIONS = 0x00004000; 166 167 /** 168 * Resolution and querying flag: if set, only filters that support the 169 * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for 170 * matching. This is a synonym for including the CATEGORY_DEFAULT in your 171 * supplied Intent. 172 */ 173 public static final int MATCH_DEFAULT_ONLY = 0x00010000; 174 175 /** 176 * Permission check result: this is returned by {@link #checkPermission} 177 * if the permission has been granted to the given package. 178 */ 179 public static final int PERMISSION_GRANTED = 0; 180 181 /** 182 * Permission check result: this is returned by {@link #checkPermission} 183 * if the permission has not been granted to the given package. 184 */ 185 public static final int PERMISSION_DENIED = -1; 186 187 /** 188 * Signature check result: this is returned by {@link #checkSignatures} 189 * if the two packages have a matching signature. 190 */ 191 public static final int SIGNATURE_MATCH = 0; 192 193 /** 194 * Signature check result: this is returned by {@link #checkSignatures} 195 * if neither of the two packages is signed. 196 */ 197 public static final int SIGNATURE_NEITHER_SIGNED = 1; 198 199 /** 200 * Signature check result: this is returned by {@link #checkSignatures} 201 * if the first package is not signed, but the second is. 202 */ 203 public static final int SIGNATURE_FIRST_NOT_SIGNED = -1; 204 205 /** 206 * Signature check result: this is returned by {@link #checkSignatures} 207 * if the second package is not signed, but the first is. 208 */ 209 public static final int SIGNATURE_SECOND_NOT_SIGNED = -2; 210 211 /** 212 * Signature check result: this is returned by {@link #checkSignatures} 213 * if both packages are signed but there is no matching signature. 214 */ 215 public static final int SIGNATURE_NO_MATCH = -3; 216 217 /** 218 * Signature check result: this is returned by {@link #checkSignatures} 219 * if either of the given package names are not valid. 220 */ 221 public static final int SIGNATURE_UNKNOWN_PACKAGE = -4; 222 223 public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0; 224 public static final int COMPONENT_ENABLED_STATE_ENABLED = 1; 225 public static final int COMPONENT_ENABLED_STATE_DISABLED = 2; 226 227 /** 228 * Flag parameter for {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} to 229 * indicate that this package should be installed as forward locked, i.e. only the app itself 230 * should have access to it's code and non-resource assets. 231 * @hide 232 */ 233 public static final int INSTALL_FORWARD_LOCK = 0x00000001; 234 235 /** 236 * Flag parameter for {@link #installPackage} to indicate that you want to replace an already 237 * installed package, if one exists. 238 * @hide 239 */ 240 public static final int INSTALL_REPLACE_EXISTING = 0x00000002; 241 242 /** 243 * Flag parameter for {@link #installPackage} to indicate that you want to 244 * allow test packages (those that have set android:testOnly in their 245 * manifest) to be installed. 246 * @hide 247 */ 248 public static final int INSTALL_ALLOW_TEST = 0x00000004; 249 250 /** 251 * Flag parameter for 252 * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate 253 * that you don't want to kill the app containing the component. Be careful when you set this 254 * since changing component states can make the containing application's behavior unpredictable. 255 */ 256 public static final int DONT_KILL_APP = 0x00000001; 257 258 /** 259 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 260 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} on success. 261 * @hide 262 */ 263 public static final int INSTALL_SUCCEEDED = 1; 264 265 /** 266 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 267 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package is 268 * already installed. 269 * @hide 270 */ 271 public static final int INSTALL_FAILED_ALREADY_EXISTS = -1; 272 273 /** 274 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 275 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package archive 276 * file is invalid. 277 * @hide 278 */ 279 public static final int INSTALL_FAILED_INVALID_APK = -2; 280 281 /** 282 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 283 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the URI passed in 284 * is invalid. 285 * @hide 286 */ 287 public static final int INSTALL_FAILED_INVALID_URI = -3; 288 289 /** 290 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 291 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package manager 292 * service found that the device didn't have enough storage space to install the app. 293 * @hide 294 */ 295 public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4; 296 297 /** 298 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 299 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if a 300 * package is already installed with the same name. 301 * @hide 302 */ 303 public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5; 304 305 /** 306 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 307 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 308 * the requested shared user does not exist. 309 * @hide 310 */ 311 public static final int INSTALL_FAILED_NO_SHARED_USER = -6; 312 313 /** 314 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 315 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 316 * a previously installed package of the same name has a different signature 317 * than the new package (and the old package's data was not removed). 318 * @hide 319 */ 320 public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7; 321 322 /** 323 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 324 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 325 * the new package is requested a shared user which is already installed on the 326 * device and does not have matching signature. 327 * @hide 328 */ 329 public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8; 330 331 /** 332 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 333 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 334 * the new package uses a shared library that is not available. 335 * @hide 336 */ 337 public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9; 338 339 /** 340 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 341 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 342 * the new package uses a shared library that is not available. 343 * @hide 344 */ 345 public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10; 346 347 /** 348 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 349 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 350 * the new package failed while optimizing and validating its dex files, 351 * either because there was not enough storage or the validation failed. 352 * @hide 353 */ 354 public static final int INSTALL_FAILED_DEXOPT = -11; 355 356 /** 357 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 358 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 359 * the new package failed because the current SDK version is older than 360 * that required by the package. 361 * @hide 362 */ 363 public static final int INSTALL_FAILED_OLDER_SDK = -12; 364 365 /** 366 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 367 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 368 * the new package failed because it contains a content provider with the 369 * same authority as a provider already installed in the system. 370 * @hide 371 */ 372 public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13; 373 374 /** 375 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 376 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 377 * the new package failed because the current SDK version is newer than 378 * that required by the package. 379 * @hide 380 */ 381 public static final int INSTALL_FAILED_NEWER_SDK = -14; 382 383 /** 384 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 385 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 386 * the new package failed because it has specified that it is a test-only 387 * package and the caller has not supplied the {@link #INSTALL_ALLOW_TEST} 388 * flag. 389 * @hide 390 */ 391 public static final int INSTALL_FAILED_TEST_ONLY = -15; 392 393 /** 394 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 395 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 396 * the package being installed contains native code, but none that is 397 * compatible with the the device's CPU_ABI. 398 * @hide 399 */ 400 public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE = -16; 401 402 /** 403 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 404 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 405 * if the parser was given a path that is not a file, or does not end with the expected 406 * '.apk' extension. 407 * @hide 408 */ 409 public static final int INSTALL_PARSE_FAILED_NOT_APK = -100; 410 411 /** 412 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 413 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 414 * if the parser was unable to retrieve the AndroidManifest.xml file. 415 * @hide 416 */ 417 public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101; 418 419 /** 420 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 421 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 422 * if the parser encountered an unexpected exception. 423 * @hide 424 */ 425 public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102; 426 427 /** 428 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 429 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 430 * if the parser did not find any certificates in the .apk. 431 * @hide 432 */ 433 public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103; 434 435 /** 436 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 437 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 438 * if the parser found inconsistent certificates on the files in the .apk. 439 * @hide 440 */ 441 public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104; 442 443 /** 444 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 445 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 446 * if the parser encountered a CertificateEncodingException in one of the 447 * files in the .apk. 448 * @hide 449 */ 450 public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105; 451 452 /** 453 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 454 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 455 * if the parser encountered a bad or missing package name in the manifest. 456 * @hide 457 */ 458 public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106; 459 460 /** 461 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 462 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 463 * if the parser encountered a bad shared user id name in the manifest. 464 * @hide 465 */ 466 public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107; 467 468 /** 469 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 470 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 471 * if the parser encountered some structural problem in the manifest. 472 * @hide 473 */ 474 public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108; 475 476 /** 477 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 478 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 479 * if the parser did not find any actionable tags (instrumentation or application) 480 * in the manifest. 481 * @hide 482 */ 483 public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109; 484 485 /** 486 * Indicates the state of installation. Used by PackageManager to 487 * figure out incomplete installations. Say a package is being installed 488 * (the state is set to PKG_INSTALL_INCOMPLETE) and remains so till 489 * the package installation is successful or unsuccesful lin which case 490 * the PackageManager will no longer maintain state information associated 491 * with the package. If some exception(like device freeze or battery being 492 * pulled out) occurs during installation of a package, the PackageManager 493 * needs this information to clean up the previously failed installation. 494 */ 495 public static final int PKG_INSTALL_INCOMPLETE = 0; 496 public static final int PKG_INSTALL_COMPLETE = 1; 497 498 /** 499 * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the 500 * package's data directory. 501 * 502 * @hide 503 */ 504 public static final int DONT_DELETE_DATA = 0x00000001; 505 506 /** 507 * Retrieve overall information about an application package that is 508 * installed on the system. 509 * 510 * <p>Throws {@link NameNotFoundException} if a package with the given 511 * name can not be found on the system. 512 * 513 * @param packageName The full name (i.e. com.google.apps.contacts) of the 514 * desired package. 515 516 * @param flags Additional option flags. Use any combination of 517 * {@link #GET_ACTIVITIES}, 518 * {@link #GET_GIDS}, 519 * {@link #GET_CONFIGURATIONS}, 520 * {@link #GET_INSTRUMENTATION}, 521 * {@link #GET_PERMISSIONS}, 522 * {@link #GET_PROVIDERS}, 523 * {@link #GET_RECEIVERS}, 524 * {@link #GET_SERVICES}, 525 * {@link #GET_SIGNATURES}, 526 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 527 * 528 * @return Returns a PackageInfo object containing information about the package. 529 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 530 * found in the list of installed applications, the package information is 531 * retrieved from the list of uninstalled applications(which includes 532 * installed applications as well as applications 533 * with data directory ie applications which had been 534 * deleted with DONT_DELTE_DATA flag set). 535 * 536 * @see #GET_ACTIVITIES 537 * @see #GET_GIDS 538 * @see #GET_CONFIGURATIONS 539 * @see #GET_INSTRUMENTATION 540 * @see #GET_PERMISSIONS 541 * @see #GET_PROVIDERS 542 * @see #GET_RECEIVERS 543 * @see #GET_SERVICES 544 * @see #GET_SIGNATURES 545 * @see #GET_UNINSTALLED_PACKAGES 546 * 547 */ 548 public abstract PackageInfo getPackageInfo(String packageName, int flags) 549 throws NameNotFoundException; 550 551 /** 552 * Return a "good" intent to launch a front-door activity in a package, 553 * for use for example to implement an "open" button when browsing through 554 * packages. The current implementation will look first for a main 555 * activity in the category {@link Intent#CATEGORY_INFO}, next for a 556 * main activity in the category {@link Intent#CATEGORY_LAUNCHER}, or return 557 * null if neither are found. 558 * 559 * <p>Throws {@link NameNotFoundException} if a package with the given 560 * name can not be found on the system. 561 * 562 * @param packageName The name of the package to inspect. 563 * 564 * @return Returns either a fully-qualified Intent that can be used to 565 * launch the main activity in the package, or null if the package does 566 * not contain such an activity. 567 */ 568 public abstract Intent getLaunchIntentForPackage(String packageName); 569 570 /** 571 * Return an array of all of the secondary group-ids that have been 572 * assigned to a package. 573 * 574 * <p>Throws {@link NameNotFoundException} if a package with the given 575 * name can not be found on the system. 576 * 577 * @param packageName The full name (i.e. com.google.apps.contacts) of the 578 * desired package. 579 * 580 * @return Returns an int array of the assigned gids, or null if there 581 * are none. 582 */ 583 public abstract int[] getPackageGids(String packageName) 584 throws NameNotFoundException; 585 586 /** 587 * Retrieve all of the information we know about a particular permission. 588 * 589 * <p>Throws {@link NameNotFoundException} if a permission with the given 590 * name can not be found on the system. 591 * 592 * @param name The fully qualified name (i.e. com.google.permission.LOGIN) 593 * of the permission you are interested in. 594 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 595 * retrieve any meta-data associated with the permission. 596 * 597 * @return Returns a {@link PermissionInfo} containing information about the 598 * permission. 599 */ 600 public abstract PermissionInfo getPermissionInfo(String name, int flags) 601 throws NameNotFoundException; 602 603 /** 604 * Query for all of the permissions associated with a particular group. 605 * 606 * <p>Throws {@link NameNotFoundException} if the given group does not 607 * exist. 608 * 609 * @param group The fully qualified name (i.e. com.google.permission.LOGIN) 610 * of the permission group you are interested in. Use null to 611 * find all of the permissions not associated with a group. 612 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 613 * retrieve any meta-data associated with the permissions. 614 * 615 * @return Returns a list of {@link PermissionInfo} containing information 616 * about all of the permissions in the given group. 617 */ 618 public abstract List<PermissionInfo> queryPermissionsByGroup(String group, 619 int flags) throws NameNotFoundException; 620 621 /** 622 * Retrieve all of the information we know about a particular group of 623 * permissions. 624 * 625 * <p>Throws {@link NameNotFoundException} if a permission group with the given 626 * name can not be found on the system. 627 * 628 * @param name The fully qualified name (i.e. com.google.permission_group.APPS) 629 * of the permission you are interested in. 630 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 631 * retrieve any meta-data associated with the permission group. 632 * 633 * @return Returns a {@link PermissionGroupInfo} containing information 634 * about the permission. 635 */ 636 public abstract PermissionGroupInfo getPermissionGroupInfo(String name, 637 int flags) throws NameNotFoundException; 638 639 /** 640 * Retrieve all of the known permission groups in the system. 641 * 642 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 643 * retrieve any meta-data associated with the permission group. 644 * 645 * @return Returns a list of {@link PermissionGroupInfo} containing 646 * information about all of the known permission groups. 647 */ 648 public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); 649 650 /** 651 * Retrieve all of the information we know about a particular 652 * package/application. 653 * 654 * <p>Throws {@link NameNotFoundException} if an application with the given 655 * package name can not be found on the system. 656 * 657 * @param packageName The full name (i.e. com.google.apps.contacts) of an 658 * application. 659 * @param flags Additional option flags. Use any combination of 660 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 661 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 662 * 663 * @return {@link ApplicationInfo} Returns ApplicationInfo object containing 664 * information about the package. 665 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 666 * found in the list of installed applications, 667 * the application information is retrieved from the 668 * list of uninstalled applications(which includes 669 * installed applications as well as applications 670 * with data directory ie applications which had been 671 * deleted with DONT_DELTE_DATA flag set). 672 * 673 * @see #GET_META_DATA 674 * @see #GET_SHARED_LIBRARY_FILES 675 * @see #GET_UNINSTALLED_PACKAGES 676 */ 677 public abstract ApplicationInfo getApplicationInfo(String packageName, 678 int flags) throws NameNotFoundException; 679 680 /** 681 * Retrieve all of the information we know about a particular activity 682 * class. 683 * 684 * <p>Throws {@link NameNotFoundException} if an activity with the given 685 * class name can not be found on the system. 686 * 687 * @param className The full name (i.e. 688 * com.google.apps.contacts.ContactsList) of an Activity 689 * class. 690 * @param flags Additional option flags. Use any combination of 691 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 692 * to modify the data (in ApplicationInfo) returned. 693 * 694 * @return {@link ActivityInfo} containing information about the activity. 695 * 696 * @see #GET_INTENT_FILTERS 697 * @see #GET_META_DATA 698 * @see #GET_SHARED_LIBRARY_FILES 699 */ 700 public abstract ActivityInfo getActivityInfo(ComponentName className, 701 int flags) throws NameNotFoundException; 702 703 /** 704 * Retrieve all of the information we know about a particular receiver 705 * class. 706 * 707 * <p>Throws {@link NameNotFoundException} if a receiver with the given 708 * class name can not be found on the system. 709 * 710 * @param className The full name (i.e. 711 * com.google.apps.contacts.CalendarAlarm) of a Receiver 712 * class. 713 * @param flags Additional option flags. Use any combination of 714 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 715 * to modify the data returned. 716 * 717 * @return {@link ActivityInfo} containing information about the receiver. 718 * 719 * @see #GET_INTENT_FILTERS 720 * @see #GET_META_DATA 721 * @see #GET_SHARED_LIBRARY_FILES 722 */ 723 public abstract ActivityInfo getReceiverInfo(ComponentName className, 724 int flags) throws NameNotFoundException; 725 726 /** 727 * Retrieve all of the information we know about a particular service 728 * class. 729 * 730 * <p>Throws {@link NameNotFoundException} if a service with the given 731 * class name can not be found on the system. 732 * 733 * @param className The full name (i.e. 734 * com.google.apps.media.BackgroundPlayback) of a Service 735 * class. 736 * @param flags Additional option flags. Use any combination of 737 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 738 * to modify the data returned. 739 * 740 * @return ServiceInfo containing information about the service. 741 * 742 * @see #GET_META_DATA 743 * @see #GET_SHARED_LIBRARY_FILES 744 */ 745 public abstract ServiceInfo getServiceInfo(ComponentName className, 746 int flags) throws NameNotFoundException; 747 748 /** 749 * Return a List of all packages that are installed 750 * on the device. 751 * 752 * @param flags Additional option flags. Use any combination of 753 * {@link #GET_ACTIVITIES}, 754 * {@link #GET_GIDS}, 755 * {@link #GET_CONFIGURATIONS}, 756 * {@link #GET_INSTRUMENTATION}, 757 * {@link #GET_PERMISSIONS}, 758 * {@link #GET_PROVIDERS}, 759 * {@link #GET_RECEIVERS}, 760 * {@link #GET_SERVICES}, 761 * {@link #GET_SIGNATURES}, 762 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 763 * 764 * @return A List of PackageInfo objects, one for each package that is 765 * installed on the device. In the unlikely case of there being no 766 * installed packages, an empty list is returned. 767 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 768 * applications including those deleted with DONT_DELETE_DATA 769 * (partially installed apps with data directory) will be returned. 770 * 771 * @see #GET_ACTIVITIES 772 * @see #GET_GIDS 773 * @see #GET_CONFIGURATIONS 774 * @see #GET_INSTRUMENTATION 775 * @see #GET_PERMISSIONS 776 * @see #GET_PROVIDERS 777 * @see #GET_RECEIVERS 778 * @see #GET_SERVICES 779 * @see #GET_SIGNATURES 780 * @see #GET_UNINSTALLED_PACKAGES 781 * 782 */ 783 public abstract List<PackageInfo> getInstalledPackages(int flags); 784 785 /** 786 * Check whether a particular package has been granted a particular 787 * permission. 788 * 789 * @param permName The name of the permission you are checking for, 790 * @param pkgName The name of the package you are checking against. 791 * 792 * @return If the package has the permission, PERMISSION_GRANTED is 793 * returned. If it does not have the permission, PERMISSION_DENIED 794 * is returned. 795 * 796 * @see #PERMISSION_GRANTED 797 * @see #PERMISSION_DENIED 798 */ 799 public abstract int checkPermission(String permName, String pkgName); 800 801 /** 802 * Add a new dynamic permission to the system. For this to work, your 803 * package must have defined a permission tree through the 804 * {@link android.R.styleable#AndroidManifestPermissionTree 805 * <permission-tree>} tag in its manifest. A package can only add 806 * permissions to trees that were defined by either its own package or 807 * another with the same user id; a permission is in a tree if it 808 * matches the name of the permission tree + ".": for example, 809 * "com.foo.bar" is a member of the permission tree "com.foo". 810 * 811 * <p>It is good to make your permission tree name descriptive, because you 812 * are taking possession of that entire set of permission names. Thus, it 813 * must be under a domain you control, with a suffix that will not match 814 * any normal permissions that may be declared in any applications that 815 * are part of that domain. 816 * 817 * <p>New permissions must be added before 818 * any .apks are installed that use those permissions. Permissions you 819 * add through this method are remembered across reboots of the device. 820 * If the given permission already exists, the info you supply here 821 * will be used to update it. 822 * 823 * @param info Description of the permission to be added. 824 * 825 * @return Returns true if a new permission was created, false if an 826 * existing one was updated. 827 * 828 * @throws SecurityException if you are not allowed to add the 829 * given permission name. 830 * 831 * @see #removePermission(String) 832 */ 833 public abstract boolean addPermission(PermissionInfo info); 834 835 /** 836 * Removes a permission that was previously added with 837 * {@link #addPermission(PermissionInfo)}. The same ownership rules apply 838 * -- you are only allowed to remove permissions that you are allowed 839 * to add. 840 * 841 * @param name The name of the permission to remove. 842 * 843 * @throws SecurityException if you are not allowed to remove the 844 * given permission name. 845 * 846 * @see #addPermission(PermissionInfo) 847 */ 848 public abstract void removePermission(String name); 849 850 /** 851 * Compare the signatures of two packages to determine if the same 852 * signature appears in both of them. If they do contain the same 853 * signature, then they are allowed special privileges when working 854 * with each other: they can share the same user-id, run instrumentation 855 * against each other, etc. 856 * 857 * @param pkg1 First package name whose signature will be compared. 858 * @param pkg2 Second package name whose signature will be compared. 859 * @return Returns an integer indicating whether there is a matching 860 * signature: the value is >= 0 if there is a match (or neither package 861 * is signed), or < 0 if there is not a match. The match result can be 862 * further distinguished with the success (>= 0) constants 863 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 864 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 865 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 866 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 867 * 868 * @see #SIGNATURE_MATCH 869 * @see #SIGNATURE_NEITHER_SIGNED 870 * @see #SIGNATURE_FIRST_NOT_SIGNED 871 * @see #SIGNATURE_SECOND_NOT_SIGNED 872 * @see #SIGNATURE_NO_MATCH 873 * @see #SIGNATURE_UNKNOWN_PACKAGE 874 */ 875 public abstract int checkSignatures(String pkg1, String pkg2); 876 877 /** 878 * Retrieve the names of all packages that are associated with a particular 879 * user id. In most cases, this will be a single package name, the package 880 * that has been assigned that user id. Where there are multiple packages 881 * sharing the same user id through the "sharedUserId" mechanism, all 882 * packages with that id will be returned. 883 * 884 * @param uid The user id for which you would like to retrieve the 885 * associated packages. 886 * 887 * @return Returns an array of one or more packages assigned to the user 888 * id, or null if there are no known packages with the given id. 889 */ 890 public abstract String[] getPackagesForUid(int uid); 891 892 /** 893 * Retrieve the official name associated with a user id. This name is 894 * guaranteed to never change, though it is possibly for the underlying 895 * user id to be changed. That is, if you are storing information about 896 * user ids in persistent storage, you should use the string returned 897 * by this function instead of the raw user-id. 898 * 899 * @param uid The user id for which you would like to retrieve a name. 900 * @return Returns a unique name for the given user id, or null if the 901 * user id is not currently assigned. 902 */ 903 public abstract String getNameForUid(int uid); 904 905 /** 906 * Return the user id associated with a shared user name. Multiple 907 * applications can specify a shared user name in their manifest and thus 908 * end up using a common uid. This might be used for new applications 909 * that use an existing shared user name and need to know the uid of the 910 * shared user. 911 * 912 * @param sharedUserName The shared user name whose uid is to be retrieved. 913 * @return Returns the uid associated with the shared user, or NameNotFoundException 914 * if the shared user name is not being used by any installed packages 915 * @hide 916 */ 917 public abstract int getUidForSharedUser(String sharedUserName) 918 throws NameNotFoundException; 919 920 /** 921 * Return a List of all application packages that are installed on the 922 * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all 923 * applications including those deleted with DONT_DELETE_DATA(partially 924 * installed apps with data directory) will be returned. 925 * 926 * @param flags Additional option flags. Use any combination of 927 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 928 * {link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 929 * 930 * @return A List of ApplicationInfo objects, one for each application that 931 * is installed on the device. In the unlikely case of there being 932 * no installed applications, an empty list is returned. 933 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 934 * applications including those deleted with DONT_DELETE_DATA 935 * (partially installed apps with data directory) will be returned. 936 * 937 * @see #GET_META_DATA 938 * @see #GET_SHARED_LIBRARY_FILES 939 * @see #GET_UNINSTALLED_PACKAGES 940 */ 941 public abstract List<ApplicationInfo> getInstalledApplications(int flags); 942 943 /** 944 * Get a list of shared libraries that are available on the 945 * system. 946 * 947 * @return An array of shared library names that are 948 * available on the system, or null if none are installed. 949 * 950 */ 951 public abstract String[] getSystemSharedLibraryNames(); 952 953 /** 954 * Determine the best action to perform for a given Intent. This is how 955 * {@link Intent#resolveActivity} finds an activity if a class has not 956 * been explicitly specified. 957 * 958 * @param intent An intent containing all of the desired specification 959 * (action, data, type, category, and/or component). 960 * @param flags Additional option flags. The most important is 961 * MATCH_DEFAULT_ONLY, to limit the resolution to only 962 * those activities that support the CATEGORY_DEFAULT. 963 * 964 * @return Returns a ResolveInfo containing the final activity intent that 965 * was determined to be the best action. Returns null if no 966 * matching activity was found. 967 * 968 * @see #MATCH_DEFAULT_ONLY 969 * @see #GET_INTENT_FILTERS 970 * @see #GET_RESOLVED_FILTER 971 */ 972 public abstract ResolveInfo resolveActivity(Intent intent, int flags); 973 974 /** 975 * Retrieve all activities that can be performed for the given intent. 976 * 977 * @param intent The desired intent as per resolveActivity(). 978 * @param flags Additional option flags. The most important is 979 * MATCH_DEFAULT_ONLY, to limit the resolution to only 980 * those activities that support the CATEGORY_DEFAULT. 981 * 982 * @return A List<ResolveInfo> containing one entry for each matching 983 * Activity. These are ordered from best to worst match -- that 984 * is, the first item in the list is what is returned by 985 * resolveActivity(). If there are no matching activities, an empty 986 * list is returned. 987 * 988 * @see #MATCH_DEFAULT_ONLY 989 * @see #GET_INTENT_FILTERS 990 * @see #GET_RESOLVED_FILTER 991 */ 992 public abstract List<ResolveInfo> queryIntentActivities(Intent intent, 993 int flags); 994 995 /** 996 * Retrieve a set of activities that should be presented to the user as 997 * similar options. This is like {@link #queryIntentActivities}, except it 998 * also allows you to supply a list of more explicit Intents that you would 999 * like to resolve to particular options, and takes care of returning the 1000 * final ResolveInfo list in a reasonable order, with no duplicates, based 1001 * on those inputs. 1002 * 1003 * @param caller The class name of the activity that is making the 1004 * request. This activity will never appear in the output 1005 * list. Can be null. 1006 * @param specifics An array of Intents that should be resolved to the 1007 * first specific results. Can be null. 1008 * @param intent The desired intent as per resolveActivity(). 1009 * @param flags Additional option flags. The most important is 1010 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1011 * those activities that support the CATEGORY_DEFAULT. 1012 * 1013 * @return A List<ResolveInfo> containing one entry for each matching 1014 * Activity. These are ordered first by all of the intents resolved 1015 * in <var>specifics</var> and then any additional activities that 1016 * can handle <var>intent</var> but did not get included by one of 1017 * the <var>specifics</var> intents. If there are no matching 1018 * activities, an empty list is returned. 1019 * 1020 * @see #MATCH_DEFAULT_ONLY 1021 * @see #GET_INTENT_FILTERS 1022 * @see #GET_RESOLVED_FILTER 1023 */ 1024 public abstract List<ResolveInfo> queryIntentActivityOptions( 1025 ComponentName caller, Intent[] specifics, Intent intent, int flags); 1026 1027 /** 1028 * Retrieve all receivers that can handle a broadcast of the given intent. 1029 * 1030 * @param intent The desired intent as per resolveActivity(). 1031 * @param flags Additional option flags. The most important is 1032 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1033 * those activities that support the CATEGORY_DEFAULT. 1034 * 1035 * @return A List<ResolveInfo> containing one entry for each matching 1036 * Receiver. These are ordered from first to last in priority. If 1037 * there are no matching receivers, an empty list is returned. 1038 * 1039 * @see #MATCH_DEFAULT_ONLY 1040 * @see #GET_INTENT_FILTERS 1041 * @see #GET_RESOLVED_FILTER 1042 */ 1043 public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, 1044 int flags); 1045 1046 /** 1047 * Determine the best service to handle for a given Intent. 1048 * 1049 * @param intent An intent containing all of the desired specification 1050 * (action, data, type, category, and/or component). 1051 * @param flags Additional option flags. 1052 * 1053 * @return Returns a ResolveInfo containing the final service intent that 1054 * was determined to be the best action. Returns null if no 1055 * matching service was found. 1056 * 1057 * @see #GET_INTENT_FILTERS 1058 * @see #GET_RESOLVED_FILTER 1059 */ 1060 public abstract ResolveInfo resolveService(Intent intent, int flags); 1061 1062 /** 1063 * Retrieve all services that can match the given intent. 1064 * 1065 * @param intent The desired intent as per resolveService(). 1066 * @param flags Additional option flags. 1067 * 1068 * @return A List<ResolveInfo> containing one entry for each matching 1069 * ServiceInfo. These are ordered from best to worst match -- that 1070 * is, the first item in the list is what is returned by 1071 * resolveService(). If there are no matching services, an empty 1072 * list is returned. 1073 * 1074 * @see #GET_INTENT_FILTERS 1075 * @see #GET_RESOLVED_FILTER 1076 */ 1077 public abstract List<ResolveInfo> queryIntentServices(Intent intent, 1078 int flags); 1079 1080 /** 1081 * Find a single content provider by its base path name. 1082 * 1083 * @param name The name of the provider to find. 1084 * @param flags Additional option flags. Currently should always be 0. 1085 * 1086 * @return ContentProviderInfo Information about the provider, if found, 1087 * else null. 1088 */ 1089 public abstract ProviderInfo resolveContentProvider(String name, 1090 int flags); 1091 1092 /** 1093 * Retrieve content provider information. 1094 * 1095 * <p><em>Note: unlike most other methods, an empty result set is indicated 1096 * by a null return instead of an empty list.</em> 1097 * 1098 * @param processName If non-null, limits the returned providers to only 1099 * those that are hosted by the given process. If null, 1100 * all content providers are returned. 1101 * @param uid If <var>processName</var> is non-null, this is the required 1102 * uid owning the requested content providers. 1103 * @param flags Additional option flags. Currently should always be 0. 1104 * 1105 * @return A List<ContentProviderInfo> containing one entry for each 1106 * content provider either patching <var>processName</var> or, if 1107 * <var>processName</var> is null, all known content providers. 1108 * <em>If there are no matching providers, null is returned.</em> 1109 */ 1110 public abstract List<ProviderInfo> queryContentProviders( 1111 String processName, int uid, int flags); 1112 1113 /** 1114 * Retrieve all of the information we know about a particular 1115 * instrumentation class. 1116 * 1117 * <p>Throws {@link NameNotFoundException} if instrumentation with the 1118 * given class name can not be found on the system. 1119 * 1120 * @param className The full name (i.e. 1121 * com.google.apps.contacts.InstrumentList) of an 1122 * Instrumentation class. 1123 * @param flags Additional option flags. Currently should always be 0. 1124 * 1125 * @return InstrumentationInfo containing information about the 1126 * instrumentation. 1127 */ 1128 public abstract InstrumentationInfo getInstrumentationInfo( 1129 ComponentName className, int flags) throws NameNotFoundException; 1130 1131 /** 1132 * Retrieve information about available instrumentation code. May be used 1133 * to retrieve either all instrumentation code, or only the code targeting 1134 * a particular package. 1135 * 1136 * @param targetPackage If null, all instrumentation is returned; only the 1137 * instrumentation targeting this package name is 1138 * returned. 1139 * @param flags Additional option flags. Currently should always be 0. 1140 * 1141 * @return A List<InstrumentationInfo> containing one entry for each 1142 * matching available Instrumentation. Returns an empty list if 1143 * there is no instrumentation available for the given package. 1144 */ 1145 public abstract List<InstrumentationInfo> queryInstrumentation( 1146 String targetPackage, int flags); 1147 1148 /** 1149 * Retrieve an image from a package. This is a low-level API used by 1150 * the various package manager info structures (such as 1151 * {@link ComponentInfo} to implement retrieval of their associated 1152 * icon. 1153 * 1154 * @param packageName The name of the package that this icon is coming from. 1155 * Can not be null. 1156 * @param resid The resource identifier of the desired image. Can not be 0. 1157 * @param appInfo Overall information about <var>packageName</var>. This 1158 * may be null, in which case the application information will be retrieved 1159 * for you if needed; if you already have this information around, it can 1160 * be much more efficient to supply it here. 1161 * 1162 * @return Returns a Drawable holding the requested image. Returns null if 1163 * an image could not be found for any reason. 1164 */ 1165 public abstract Drawable getDrawable(String packageName, int resid, 1166 ApplicationInfo appInfo); 1167 1168 /** 1169 * Retrieve the icon associated with an activity. Given the full name of 1170 * an activity, retrieves the information about it and calls 1171 * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. 1172 * If the activity can not be found, NameNotFoundException is thrown. 1173 * 1174 * @param activityName Name of the activity whose icon is to be retrieved. 1175 * 1176 * @return Returns the image of the icon, or the default activity icon if 1177 * it could not be found. Does not return null. 1178 * @throws NameNotFoundException Thrown if the resources for the given 1179 * activity could not be loaded. 1180 * 1181 * @see #getActivityIcon(Intent) 1182 */ 1183 public abstract Drawable getActivityIcon(ComponentName activityName) 1184 throws NameNotFoundException; 1185 1186 /** 1187 * Retrieve the icon associated with an Intent. If intent.getClassName() is 1188 * set, this simply returns the result of 1189 * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's 1190 * component and returns the icon associated with the resolved component. 1191 * If intent.getClassName() can not be found or the Intent can not be resolved 1192 * to a component, NameNotFoundException is thrown. 1193 * 1194 * @param intent The intent for which you would like to retrieve an icon. 1195 * 1196 * @return Returns the image of the icon, or the default activity icon if 1197 * it could not be found. Does not return null. 1198 * @throws NameNotFoundException Thrown if the resources for application 1199 * matching the given intent could not be loaded. 1200 * 1201 * @see #getActivityIcon(ComponentName) 1202 */ 1203 public abstract Drawable getActivityIcon(Intent intent) 1204 throws NameNotFoundException; 1205 1206 /** 1207 * Return the generic icon for an activity that is used when no specific 1208 * icon is defined. 1209 * 1210 * @return Drawable Image of the icon. 1211 */ 1212 public abstract Drawable getDefaultActivityIcon(); 1213 1214 /** 1215 * Retrieve the icon associated with an application. If it has not defined 1216 * an icon, the default app icon is returned. Does not return null. 1217 * 1218 * @param info Information about application being queried. 1219 * 1220 * @return Returns the image of the icon, or the default application icon 1221 * if it could not be found. 1222 * 1223 * @see #getApplicationIcon(String) 1224 */ 1225 public abstract Drawable getApplicationIcon(ApplicationInfo info); 1226 1227 /** 1228 * Retrieve the icon associated with an application. Given the name of the 1229 * application's package, retrieves the information about it and calls 1230 * getApplicationIcon() to return its icon. If the application can not be 1231 * found, NameNotFoundException is thrown. 1232 * 1233 * @param packageName Name of the package whose application icon is to be 1234 * retrieved. 1235 * 1236 * @return Returns the image of the icon, or the default application icon 1237 * if it could not be found. Does not return null. 1238 * @throws NameNotFoundException Thrown if the resources for the given 1239 * application could not be loaded. 1240 * 1241 * @see #getApplicationIcon(ApplicationInfo) 1242 */ 1243 public abstract Drawable getApplicationIcon(String packageName) 1244 throws NameNotFoundException; 1245 1246 /** 1247 * Retrieve text from a package. This is a low-level API used by 1248 * the various package manager info structures (such as 1249 * {@link ComponentInfo} to implement retrieval of their associated 1250 * labels and other text. 1251 * 1252 * @param packageName The name of the package that this text is coming from. 1253 * Can not be null. 1254 * @param resid The resource identifier of the desired text. Can not be 0. 1255 * @param appInfo Overall information about <var>packageName</var>. This 1256 * may be null, in which case the application information will be retrieved 1257 * for you if needed; if you already have this information around, it can 1258 * be much more efficient to supply it here. 1259 * 1260 * @return Returns a CharSequence holding the requested text. Returns null 1261 * if the text could not be found for any reason. 1262 */ 1263 public abstract CharSequence getText(String packageName, int resid, 1264 ApplicationInfo appInfo); 1265 1266 /** 1267 * Retrieve an XML file from a package. This is a low-level API used to 1268 * retrieve XML meta data. 1269 * 1270 * @param packageName The name of the package that this xml is coming from. 1271 * Can not be null. 1272 * @param resid The resource identifier of the desired xml. Can not be 0. 1273 * @param appInfo Overall information about <var>packageName</var>. This 1274 * may be null, in which case the application information will be retrieved 1275 * for you if needed; if you already have this information around, it can 1276 * be much more efficient to supply it here. 1277 * 1278 * @return Returns an XmlPullParser allowing you to parse out the XML 1279 * data. Returns null if the xml resource could not be found for any 1280 * reason. 1281 */ 1282 public abstract XmlResourceParser getXml(String packageName, int resid, 1283 ApplicationInfo appInfo); 1284 1285 /** 1286 * Return the label to use for this application. 1287 * 1288 * @return Returns the label associated with this application, or null if 1289 * it could not be found for any reason. 1290 * @param info The application to get the label of 1291 */ 1292 public abstract CharSequence getApplicationLabel(ApplicationInfo info); 1293 1294 /** 1295 * Retrieve the resources associated with an activity. Given the full 1296 * name of an activity, retrieves the information about it and calls 1297 * getResources() to return its application's resources. If the activity 1298 * can not be found, NameNotFoundException is thrown. 1299 * 1300 * @param activityName Name of the activity whose resources are to be 1301 * retrieved. 1302 * 1303 * @return Returns the application's Resources. 1304 * @throws NameNotFoundException Thrown if the resources for the given 1305 * application could not be loaded. 1306 * 1307 * @see #getResourcesForApplication(ApplicationInfo) 1308 */ 1309 public abstract Resources getResourcesForActivity(ComponentName activityName) 1310 throws NameNotFoundException; 1311 1312 /** 1313 * Retrieve the resources for an application. Throws NameNotFoundException 1314 * if the package is no longer installed. 1315 * 1316 * @param app Information about the desired application. 1317 * 1318 * @return Returns the application's Resources. 1319 * @throws NameNotFoundException Thrown if the resources for the given 1320 * application could not be loaded (most likely because it was uninstalled). 1321 */ 1322 public abstract Resources getResourcesForApplication(ApplicationInfo app) 1323 throws NameNotFoundException; 1324 1325 /** 1326 * Retrieve the resources associated with an application. Given the full 1327 * package name of an application, retrieves the information about it and 1328 * calls getResources() to return its application's resources. If the 1329 * appPackageName can not be found, NameNotFoundException is thrown. 1330 * 1331 * @param appPackageName Package name of the application whose resources 1332 * are to be retrieved. 1333 * 1334 * @return Returns the application's Resources. 1335 * @throws NameNotFoundException Thrown if the resources for the given 1336 * application could not be loaded. 1337 * 1338 * @see #getResourcesForApplication(ApplicationInfo) 1339 */ 1340 public abstract Resources getResourcesForApplication(String appPackageName) 1341 throws NameNotFoundException; 1342 1343 /** 1344 * Retrieve overall information about an application package defined 1345 * in a package archive file 1346 * 1347 * @param archiveFilePath The path to the archive file 1348 * @param flags Additional option flags. Use any combination of 1349 * {@link #GET_ACTIVITIES}, 1350 * {@link #GET_GIDS}, 1351 * {@link #GET_CONFIGURATIONS}, 1352 * {@link #GET_INSTRUMENTATION}, 1353 * {@link #GET_PERMISSIONS}, 1354 * {@link #GET_PROVIDERS}, 1355 * {@link #GET_RECEIVERS}, 1356 * {@link #GET_SERVICES}, 1357 * {@link #GET_SIGNATURES}, to modify the data returned. 1358 * 1359 * @return Returns the information about the package. Returns 1360 * null if the package could not be successfully parsed. 1361 * 1362 * @see #GET_ACTIVITIES 1363 * @see #GET_GIDS 1364 * @see #GET_CONFIGURATIONS 1365 * @see #GET_INSTRUMENTATION 1366 * @see #GET_PERMISSIONS 1367 * @see #GET_PROVIDERS 1368 * @see #GET_RECEIVERS 1369 * @see #GET_SERVICES 1370 * @see #GET_SIGNATURES 1371 * 1372 */ 1373 public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { 1374 PackageParser packageParser = new PackageParser(archiveFilePath); 1375 DisplayMetrics metrics = new DisplayMetrics(); 1376 metrics.setToDefaults(); 1377 final File sourceFile = new File(archiveFilePath); 1378 PackageParser.Package pkg = packageParser.parsePackage( 1379 sourceFile, archiveFilePath, metrics, 0); 1380 if (pkg == null) { 1381 return null; 1382 } 1383 return PackageParser.generatePackageInfo(pkg, null, flags); 1384 } 1385 1386 /** 1387 * @hide 1388 * 1389 * Install a package. Since this may take a little while, the result will 1390 * be posted back to the given observer. An installation will fail if the calling context 1391 * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the 1392 * package named in the package file's manifest is already installed, or if there's no space 1393 * available on the device. 1394 * 1395 * @param packageURI The location of the package file to install. This can be a 'file:' or a 1396 * 'content:' URI. 1397 * @param observer An observer callback to get notified when the package installation is 1398 * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be 1399 * called when that happens. observer may be null to indicate that no callback is desired. 1400 * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK}, 1401 * {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}. 1402 * @param installerPackageName Optional package name of the application that is performing the 1403 * installation. This identifies which market the package came from. 1404 */ 1405 public abstract void installPackage( 1406 Uri packageURI, IPackageInstallObserver observer, int flags, 1407 String installerPackageName); 1408 1409 /** 1410 * Attempts to delete a package. Since this may take a little while, the result will 1411 * be posted back to the given observer. A deletion will fail if the calling context 1412 * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the 1413 * named package cannot be found, or if the named package is a "system package". 1414 * (TODO: include pointer to documentation on "system packages") 1415 * 1416 * @param packageName The name of the package to delete 1417 * @param observer An observer callback to get notified when the package deletion is 1418 * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be 1419 * called when that happens. observer may be null to indicate that no callback is desired. 1420 * @param flags - possible values: {@link #DONT_DELETE_DATA} 1421 * 1422 * @hide 1423 */ 1424 public abstract void deletePackage( 1425 String packageName, IPackageDeleteObserver observer, int flags); 1426 1427 /** 1428 * Retrieve the package name of the application that installed a package. This identifies 1429 * which market the package came from. 1430 * 1431 * @param packageName The name of the package to query 1432 * 1433 * @hide 1434 */ 1435 public abstract String getInstallerPackageName(String packageName); 1436 1437 /** 1438 * Attempts to clear the user data directory of an application. 1439 * Since this may take a little while, the result will 1440 * be posted back to the given observer. A deletion will fail if the 1441 * named package cannot be found, or if the named package is a "system package". 1442 * 1443 * @param packageName The name of the package 1444 * @param observer An observer callback to get notified when the operation is finished 1445 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1446 * will be called when that happens. observer may be null to indicate that 1447 * no callback is desired. 1448 * 1449 * @hide 1450 */ 1451 public abstract void clearApplicationUserData(String packageName, 1452 IPackageDataObserver observer); 1453 /** 1454 * Attempts to delete the cache files associated with an application. 1455 * Since this may take a little while, the result will 1456 * be posted back to the given observer. A deletion will fail if the calling context 1457 * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the 1458 * named package cannot be found, or if the named package is a "system package". 1459 * 1460 * @param packageName The name of the package to delete 1461 * @param observer An observer callback to get notified when the cache file deletion 1462 * is complete. 1463 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1464 * will be called when that happens. observer may be null to indicate that 1465 * no callback is desired. 1466 * 1467 * @hide 1468 */ 1469 public abstract void deleteApplicationCacheFiles(String packageName, 1470 IPackageDataObserver observer); 1471 1472 /** 1473 * Free storage by deleting LRU sorted list of cache files across 1474 * all applications. If the currently available free storage 1475 * on the device is greater than or equal to the requested 1476 * free storage, no cache files are cleared. If the currently 1477 * available storage on the device is less than the requested 1478 * free storage, some or all of the cache files across 1479 * all applications are deleted (based on last accessed time) 1480 * to increase the free storage space on the device to 1481 * the requested value. There is no guarantee that clearing all 1482 * the cache files from all applications will clear up 1483 * enough storage to achieve the desired value. 1484 * @param freeStorageSize The number of bytes of storage to be 1485 * freed by the system. Say if freeStorageSize is XX, 1486 * and the current free storage is YY, 1487 * if XX is less than YY, just return. if not free XX-YY number 1488 * of bytes if possible. 1489 * @param observer call back used to notify when 1490 * the operation is completed 1491 * 1492 * @hide 1493 */ 1494 public abstract void freeStorageAndNotify(long freeStorageSize, 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 pi IntentSender call back used to 1514 * notify when the operation is completed.May be null 1515 * to indicate that no call back is desired. 1516 * 1517 * @hide 1518 */ 1519 public abstract void freeStorage(long freeStorageSize, IntentSender pi); 1520 1521 /** 1522 * Retrieve the size information for a package. 1523 * Since this may take a little while, the result will 1524 * be posted back to the given observer. The calling context 1525 * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. 1526 * 1527 * @param packageName The name of the package whose size information is to be retrieved 1528 * @param observer An observer callback to get notified when the operation 1529 * is complete. 1530 * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} 1531 * The observer's callback is invoked with a PackageStats object(containing the 1532 * code, data and cache sizes of the package) and a boolean value representing 1533 * the status of the operation. observer may be null to indicate that 1534 * no callback is desired. 1535 * 1536 * @hide 1537 */ 1538 public abstract void getPackageSizeInfo(String packageName, 1539 IPackageStatsObserver observer); 1540 1541 /** 1542 * Add a new package to the list of preferred packages. This new package 1543 * will be added to the front of the list (removed from its current location 1544 * if already listed), meaning it will now be preferred over all other 1545 * packages when resolving conflicts. 1546 * 1547 * @param packageName The package name of the new package to make preferred. 1548 */ 1549 public abstract void addPackageToPreferred(String packageName); 1550 1551 /** 1552 * Remove a package from the list of preferred packages. If it was on 1553 * the list, it will no longer be preferred over other packages. 1554 * 1555 * @param packageName The package name to remove. 1556 */ 1557 public abstract void removePackageFromPreferred(String packageName); 1558 1559 /** 1560 * Retrieve the list of all currently configured preferred packages. The 1561 * first package on the list is the most preferred, the last is the 1562 * least preferred. 1563 * 1564 * @param flags Additional option flags. Use any combination of 1565 * {@link #GET_ACTIVITIES}, 1566 * {@link #GET_GIDS}, 1567 * {@link #GET_CONFIGURATIONS}, 1568 * {@link #GET_INSTRUMENTATION}, 1569 * {@link #GET_PERMISSIONS}, 1570 * {@link #GET_PROVIDERS}, 1571 * {@link #GET_RECEIVERS}, 1572 * {@link #GET_SERVICES}, 1573 * {@link #GET_SIGNATURES}, to modify the data returned. 1574 * 1575 * @return Returns a list of PackageInfo objects describing each 1576 * preferred application, in order of preference. 1577 * 1578 * @see #GET_ACTIVITIES 1579 * @see #GET_GIDS 1580 * @see #GET_CONFIGURATIONS 1581 * @see #GET_INSTRUMENTATION 1582 * @see #GET_PERMISSIONS 1583 * @see #GET_PROVIDERS 1584 * @see #GET_RECEIVERS 1585 * @see #GET_SERVICES 1586 * @see #GET_SIGNATURES 1587 */ 1588 public abstract List<PackageInfo> getPreferredPackages(int flags); 1589 1590 /** 1591 * Add a new preferred activity mapping to the system. This will be used 1592 * to automatically select the given activity component when 1593 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1594 * multiple matching activities and also matches the given filter. 1595 * 1596 * @param filter The set of intents under which this activity will be 1597 * made preferred. 1598 * @param match The IntentFilter match category that this preference 1599 * applies to. 1600 * @param set The set of activities that the user was picking from when 1601 * this preference was made. 1602 * @param activity The component name of the activity that is to be 1603 * preferred. 1604 */ 1605 public abstract void addPreferredActivity(IntentFilter filter, int match, 1606 ComponentName[] set, ComponentName activity); 1607 1608 /** 1609 * Replaces an existing preferred activity mapping to the system, and if that were not present 1610 * adds a new preferred activity. This will be used 1611 * to automatically select the given activity component when 1612 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1613 * multiple matching activities and also matches the given filter. 1614 * 1615 * @param filter The set of intents under which this activity will be 1616 * made preferred. 1617 * @param match The IntentFilter match category that this preference 1618 * applies to. 1619 * @param set The set of activities that the user was picking from when 1620 * this preference was made. 1621 * @param activity The component name of the activity that is to be 1622 * preferred. 1623 * @hide 1624 */ 1625 public abstract void replacePreferredActivity(IntentFilter filter, int match, 1626 ComponentName[] set, ComponentName activity); 1627 1628 /** 1629 * Remove all preferred activity mappings, previously added with 1630 * {@link #addPreferredActivity}, from the 1631 * system whose activities are implemented in the given package name. 1632 * 1633 * @param packageName The name of the package whose preferred activity 1634 * mappings are to be removed. 1635 */ 1636 public abstract void clearPackagePreferredActivities(String packageName); 1637 1638 /** 1639 * Retrieve all preferred activities, previously added with 1640 * {@link #addPreferredActivity}, that are 1641 * currently registered with the system. 1642 * 1643 * @param outFilters A list in which to place the filters of all of the 1644 * preferred activities, or null for none. 1645 * @param outActivities A list in which to place the component names of 1646 * all of the preferred activities, or null for none. 1647 * @param packageName An option package in which you would like to limit 1648 * the list. If null, all activities will be returned; if non-null, only 1649 * those activities in the given package are returned. 1650 * 1651 * @return Returns the total number of registered preferred activities 1652 * (the number of distinct IntentFilter records, not the number of unique 1653 * activity components) that were found. 1654 */ 1655 public abstract int getPreferredActivities(List<IntentFilter> outFilters, 1656 List<ComponentName> outActivities, String packageName); 1657 1658 /** 1659 * Set the enabled setting for a package component (activity, receiver, service, provider). 1660 * This setting will override any enabled state which may have been set by the component in its 1661 * manifest. 1662 * 1663 * @param componentName The component to enable 1664 * @param newState The new enabled state for the component. The legal values for this state 1665 * are: 1666 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1667 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1668 * and 1669 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1670 * The last one removes the setting, thereby restoring the component's state to 1671 * whatever was set in it's manifest (or enabled, by default). 1672 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1673 */ 1674 public abstract void setComponentEnabledSetting(ComponentName componentName, 1675 int newState, int flags); 1676 1677 1678 /** 1679 * Return the the enabled setting for a package component (activity, 1680 * receiver, service, provider). This returns the last value set by 1681 * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most 1682 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1683 * the value originally specified in the manifest has not been modified. 1684 * 1685 * @param componentName The component to retrieve. 1686 * @return Returns the current enabled state for the component. May 1687 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1688 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1689 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1690 * component's enabled state is based on the original information in 1691 * the manifest as found in {@link ComponentInfo}. 1692 */ 1693 public abstract int getComponentEnabledSetting(ComponentName componentName); 1694 1695 /** 1696 * Set the enabled setting for an application 1697 * This setting will override any enabled state which may have been set by the application in 1698 * its manifest. It also overrides the enabled state set in the manifest for any of the 1699 * application's components. It does not override any enabled state set by 1700 * {@link #setComponentEnabledSetting} for any of the application's components. 1701 * 1702 * @param packageName The package name of the application to enable 1703 * @param newState The new enabled state for the component. The legal values for this state 1704 * are: 1705 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1706 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1707 * and 1708 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1709 * The last one removes the setting, thereby restoring the applications's state to 1710 * whatever was set in its manifest (or enabled, by default). 1711 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1712 */ 1713 public abstract void setApplicationEnabledSetting(String packageName, 1714 int newState, int flags); 1715 1716 /** 1717 * Return the the enabled setting for an application. This returns 1718 * the last value set by 1719 * {@link #setApplicationEnabledSetting(String, int, int)}; in most 1720 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1721 * the value originally specified in the manifest has not been modified. 1722 * 1723 * @param packageName The component to retrieve. 1724 * @return Returns the current enabled state for the component. May 1725 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1726 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1727 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1728 * application's enabled state is based on the original information in 1729 * the manifest as found in {@link ComponentInfo}. 1730 */ 1731 public abstract int getApplicationEnabledSetting(String packageName); 1732 1733 /** 1734 * Return whether the device has been booted into safe mode. 1735 */ 1736 public abstract boolean isSafeMode(); 1737} 1738