PackageManager.java revision 470969346d7958f859d97d1a136b4ecc11e2a464
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.content.pm; 18 19import android.annotation.SdkConstant; 20import android.annotation.SdkConstant.SdkConstantType; 21import android.content.ComponentName; 22import android.content.Context; 23import android.content.Intent; 24import android.content.IntentFilter; 25import android.content.IntentSender; 26import android.content.res.Resources; 27import android.content.res.XmlResourceParser; 28import android.graphics.drawable.Drawable; 29import android.net.Uri; 30import android.os.Environment; 31import android.os.StatFs; 32import android.util.AndroidException; 33import android.util.DisplayMetrics; 34 35import java.io.File; 36import java.util.List; 37 38/** 39 * Class for retrieving various kinds of information related to the application 40 * packages that are currently installed on the device. 41 * 42 * You can find this class through {@link Context#getPackageManager}. 43 */ 44public abstract class PackageManager { 45 46 /** 47 * This exception is thrown when a given package, application, or component 48 * name can not be found. 49 */ 50 public static class NameNotFoundException extends AndroidException { 51 public NameNotFoundException() { 52 } 53 54 public NameNotFoundException(String name) { 55 super(name); 56 } 57 } 58 59 /** 60 * {@link PackageInfo} flag: return information about 61 * activities in the package in {@link PackageInfo#activities}. 62 */ 63 public static final int GET_ACTIVITIES = 0x00000001; 64 65 /** 66 * {@link PackageInfo} flag: return information about 67 * intent receivers in the package in 68 * {@link PackageInfo#receivers}. 69 */ 70 public static final int GET_RECEIVERS = 0x00000002; 71 72 /** 73 * {@link PackageInfo} flag: return information about 74 * services in the package in {@link PackageInfo#services}. 75 */ 76 public static final int GET_SERVICES = 0x00000004; 77 78 /** 79 * {@link PackageInfo} flag: return information about 80 * content providers in the package in 81 * {@link PackageInfo#providers}. 82 */ 83 public static final int GET_PROVIDERS = 0x00000008; 84 85 /** 86 * {@link PackageInfo} flag: return information about 87 * instrumentation in the package in 88 * {@link PackageInfo#instrumentation}. 89 */ 90 public static final int GET_INSTRUMENTATION = 0x00000010; 91 92 /** 93 * {@link PackageInfo} flag: return information about the 94 * intent filters supported by the activity. 95 */ 96 public static final int GET_INTENT_FILTERS = 0x00000020; 97 98 /** 99 * {@link PackageInfo} flag: return information about the 100 * signatures included in the package. 101 */ 102 public static final int GET_SIGNATURES = 0x00000040; 103 104 /** 105 * {@link ResolveInfo} flag: return the IntentFilter that 106 * was matched for a particular ResolveInfo in 107 * {@link ResolveInfo#filter}. 108 */ 109 public static final int GET_RESOLVED_FILTER = 0x00000040; 110 111 /** 112 * {@link ComponentInfo} flag: return the {@link ComponentInfo#metaData} 113 * data {@link android.os.Bundle}s that are associated with a component. 114 * This applies for any API returning a ComponentInfo subclass. 115 */ 116 public static final int GET_META_DATA = 0x00000080; 117 118 /** 119 * {@link PackageInfo} flag: return the 120 * {@link PackageInfo#gids group ids} that are associated with an 121 * application. 122 * This applies for any API returning an PackageInfo class, either 123 * directly or nested inside of another. 124 */ 125 public static final int GET_GIDS = 0x00000100; 126 127 /** 128 * {@link PackageInfo} flag: include disabled components in the returned info. 129 */ 130 public static final int GET_DISABLED_COMPONENTS = 0x00000200; 131 132 /** 133 * {@link ApplicationInfo} flag: return the 134 * {@link ApplicationInfo#sharedLibraryFiles paths to the shared libraries} 135 * that are associated with an application. 136 * This applies for any API returning an ApplicationInfo class, either 137 * directly or nested inside of another. 138 */ 139 public static final int GET_SHARED_LIBRARY_FILES = 0x00000400; 140 141 /** 142 * {@link ProviderInfo} flag: return the 143 * {@link ProviderInfo#uriPermissionPatterns URI permission patterns} 144 * that are associated with a content provider. 145 * This applies for any API returning an ProviderInfo class, either 146 * directly or nested inside of another. 147 */ 148 public static final int GET_URI_PERMISSION_PATTERNS = 0x00000800; 149 /** 150 * {@link PackageInfo} flag: return information about 151 * permissions in the package in 152 * {@link PackageInfo#permissions}. 153 */ 154 public static final int GET_PERMISSIONS = 0x00001000; 155 156 /** 157 * Flag parameter to retrieve all applications(even uninstalled ones) with data directories. 158 * This state could have resulted if applications have been deleted with flag 159 * DONT_DELETE_DATA 160 * with a possibility of being replaced or reinstalled in future 161 */ 162 public static final int GET_UNINSTALLED_PACKAGES = 0x00002000; 163 164 /** 165 * {@link PackageInfo} flag: return information about 166 * hardware preferences in 167 * {@link PackageInfo#configPreferences PackageInfo.configPreferences} and 168 * requested features in {@link PackageInfo#reqFeatures 169 * PackageInfo.reqFeatures}. 170 */ 171 public static final int GET_CONFIGURATIONS = 0x00004000; 172 173 /** 174 * Resolution and querying flag: if set, only filters that support the 175 * {@link android.content.Intent#CATEGORY_DEFAULT} will be considered for 176 * matching. This is a synonym for including the CATEGORY_DEFAULT in your 177 * supplied Intent. 178 */ 179 public static final int MATCH_DEFAULT_ONLY = 0x00010000; 180 181 /** 182 * Permission check result: this is returned by {@link #checkPermission} 183 * if the permission has been granted to the given package. 184 */ 185 public static final int PERMISSION_GRANTED = 0; 186 187 /** 188 * Permission check result: this is returned by {@link #checkPermission} 189 * if the permission has not been granted to the given package. 190 */ 191 public static final int PERMISSION_DENIED = -1; 192 193 /** 194 * Signature check result: this is returned by {@link #checkSignatures} 195 * if the two packages have a matching signature. 196 */ 197 public static final int SIGNATURE_MATCH = 0; 198 199 /** 200 * Signature check result: this is returned by {@link #checkSignatures} 201 * if neither of the two packages is signed. 202 */ 203 public static final int SIGNATURE_NEITHER_SIGNED = 1; 204 205 /** 206 * Signature check result: this is returned by {@link #checkSignatures} 207 * if the first package is not signed, but the second is. 208 */ 209 public static final int SIGNATURE_FIRST_NOT_SIGNED = -1; 210 211 /** 212 * Signature check result: this is returned by {@link #checkSignatures} 213 * if the second package is not signed, but the first is. 214 */ 215 public static final int SIGNATURE_SECOND_NOT_SIGNED = -2; 216 217 /** 218 * Signature check result: this is returned by {@link #checkSignatures} 219 * if both packages are signed but there is no matching signature. 220 */ 221 public static final int SIGNATURE_NO_MATCH = -3; 222 223 /** 224 * Signature check result: this is returned by {@link #checkSignatures} 225 * if either of the given package names are not valid. 226 */ 227 public static final int SIGNATURE_UNKNOWN_PACKAGE = -4; 228 229 public static final int COMPONENT_ENABLED_STATE_DEFAULT = 0; 230 public static final int COMPONENT_ENABLED_STATE_ENABLED = 1; 231 public static final int COMPONENT_ENABLED_STATE_DISABLED = 2; 232 233 /** 234 * Flag parameter for {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} to 235 * indicate that this package should be installed as forward locked, i.e. only the app itself 236 * should have access to it's code and non-resource assets. 237 * @hide 238 */ 239 public static final int INSTALL_FORWARD_LOCK = 0x00000001; 240 241 /** 242 * Flag parameter for {@link #installPackage} to indicate that you want to replace an already 243 * installed package, if one exists. 244 * @hide 245 */ 246 public static final int INSTALL_REPLACE_EXISTING = 0x00000002; 247 248 /** 249 * Flag parameter for {@link #installPackage} to indicate that you want to 250 * allow test packages (those that have set android:testOnly in their 251 * manifest) to be installed. 252 * @hide 253 */ 254 public static final int INSTALL_ALLOW_TEST = 0x00000004; 255 256 /** 257 * Flag parameter for {@link #installPackage} to indicate that this 258 * package has to be installed on the sdcard. 259 * @hide 260 */ 261 public static final int INSTALL_ON_SDCARD = 0x00000008; 262 263 /** 264 * Convenience flag parameter to indicate that this package has to be installed 265 * on internal flash. 266 * @hide 267 */ 268 public static final int INSTALL_ON_INTERNAL_FLASH = 0x00000000; 269 270 /** 271 * Flag parameter for 272 * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate 273 * that you don't want to kill the app containing the component. Be careful when you set this 274 * since changing component states can make the containing application's behavior unpredictable. 275 */ 276 public static final int DONT_KILL_APP = 0x00000001; 277 278 /** 279 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 280 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} on success. 281 * @hide 282 */ 283 public static final int INSTALL_SUCCEEDED = 1; 284 285 /** 286 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 287 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package is 288 * already installed. 289 * @hide 290 */ 291 public static final int INSTALL_FAILED_ALREADY_EXISTS = -1; 292 293 /** 294 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 295 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package archive 296 * file is invalid. 297 * @hide 298 */ 299 public static final int INSTALL_FAILED_INVALID_APK = -2; 300 301 /** 302 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 303 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the URI passed in 304 * is invalid. 305 * @hide 306 */ 307 public static final int INSTALL_FAILED_INVALID_URI = -3; 308 309 /** 310 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 311 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package manager 312 * service found that the device didn't have enough storage space to install the app. 313 * @hide 314 */ 315 public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4; 316 317 /** 318 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 319 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if a 320 * package is already installed with the same name. 321 * @hide 322 */ 323 public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5; 324 325 /** 326 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 327 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 328 * the requested shared user does not exist. 329 * @hide 330 */ 331 public static final int INSTALL_FAILED_NO_SHARED_USER = -6; 332 333 /** 334 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 335 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 336 * a previously installed package of the same name has a different signature 337 * than the new package (and the old package's data was not removed). 338 * @hide 339 */ 340 public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7; 341 342 /** 343 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 344 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 345 * the new package is requested a shared user which is already installed on the 346 * device and does not have matching signature. 347 * @hide 348 */ 349 public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8; 350 351 /** 352 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 353 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 354 * the new package uses a shared library that is not available. 355 * @hide 356 */ 357 public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9; 358 359 /** 360 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 361 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 362 * the new package uses a shared library that is not available. 363 * @hide 364 */ 365 public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10; 366 367 /** 368 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 369 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 370 * the new package failed while optimizing and validating its dex files, 371 * either because there was not enough storage or the validation failed. 372 * @hide 373 */ 374 public static final int INSTALL_FAILED_DEXOPT = -11; 375 376 /** 377 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 378 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 379 * the new package failed because the current SDK version is older than 380 * that required by the package. 381 * @hide 382 */ 383 public static final int INSTALL_FAILED_OLDER_SDK = -12; 384 385 /** 386 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 387 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 388 * the new package failed because it contains a content provider with the 389 * same authority as a provider already installed in the system. 390 * @hide 391 */ 392 public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13; 393 394 /** 395 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 396 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 397 * the new package failed because the current SDK version is newer than 398 * that required by the package. 399 * @hide 400 */ 401 public static final int INSTALL_FAILED_NEWER_SDK = -14; 402 403 /** 404 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 405 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 406 * the new package failed because it has specified that it is a test-only 407 * package and the caller has not supplied the {@link #INSTALL_ALLOW_TEST} 408 * flag. 409 * @hide 410 */ 411 public static final int INSTALL_FAILED_TEST_ONLY = -15; 412 413 /** 414 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 415 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 416 * the package being installed contains native code, but none that is 417 * compatible with the the device's CPU_ABI. 418 * @hide 419 */ 420 public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE = -16; 421 422 /** 423 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 424 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 425 * the new package uses a feature that is not available. 426 * @hide 427 */ 428 public static final int INSTALL_FAILED_MISSING_FEATURE = -17; 429 430 // ------ Errors related to sdcard 431 /** 432 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 433 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 434 * a secure container mount point couldn't be accessed on external media. 435 * @hide 436 */ 437 public static final int INSTALL_FAILED_CONTAINER_ERROR = -18; 438 439 /** 440 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 441 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 442 * the new package couldn't be installed in the specified install 443 * location. 444 * @hide 445 */ 446 public static final int INSTALL_FAILED_INVALID_INSTALL_LOCATION = -19; 447 448 /** 449 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 450 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 451 * if the parser was given a path that is not a file, or does not end with the expected 452 * '.apk' extension. 453 * @hide 454 */ 455 public static final int INSTALL_PARSE_FAILED_NOT_APK = -100; 456 457 /** 458 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 459 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 460 * if the parser was unable to retrieve the AndroidManifest.xml file. 461 * @hide 462 */ 463 public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101; 464 465 /** 466 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 467 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 468 * if the parser encountered an unexpected exception. 469 * @hide 470 */ 471 public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102; 472 473 /** 474 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 475 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 476 * if the parser did not find any certificates in the .apk. 477 * @hide 478 */ 479 public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103; 480 481 /** 482 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 483 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 484 * if the parser found inconsistent certificates on the files in the .apk. 485 * @hide 486 */ 487 public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104; 488 489 /** 490 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 491 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 492 * if the parser encountered a CertificateEncodingException in one of the 493 * files in the .apk. 494 * @hide 495 */ 496 public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105; 497 498 /** 499 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 500 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 501 * if the parser encountered a bad or missing package name in the manifest. 502 * @hide 503 */ 504 public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106; 505 506 /** 507 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 508 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 509 * if the parser encountered a bad shared user id name in the manifest. 510 * @hide 511 */ 512 public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107; 513 514 /** 515 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 516 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 517 * if the parser encountered some structural problem in the manifest. 518 * @hide 519 */ 520 public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108; 521 522 /** 523 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 524 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 525 * if the parser did not find any actionable tags (instrumentation or application) 526 * in the manifest. 527 * @hide 528 */ 529 public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109; 530 531 /** 532 * Indicates the state of installation. Used by PackageManager to 533 * figure out incomplete installations. Say a package is being installed 534 * (the state is set to PKG_INSTALL_INCOMPLETE) and remains so till 535 * the package installation is successful or unsuccesful lin which case 536 * the PackageManager will no longer maintain state information associated 537 * with the package. If some exception(like device freeze or battery being 538 * pulled out) occurs during installation of a package, the PackageManager 539 * needs this information to clean up the previously failed installation. 540 */ 541 public static final int PKG_INSTALL_INCOMPLETE = 0; 542 public static final int PKG_INSTALL_COMPLETE = 1; 543 544 /** 545 * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the 546 * package's data directory. 547 * 548 * @hide 549 */ 550 public static final int DONT_DELETE_DATA = 0x00000001; 551 552 /** 553 * Feature for {@link #getSystemAvailableFeatures} and 554 * {@link #hasSystemFeature}: The device has a camera facing away 555 * from the screen. 556 */ 557 @SdkConstant(SdkConstantType.FEATURE) 558 public static final String FEATURE_CAMERA = "android.hardware.camera"; 559 560 /** 561 * Feature for {@link #getSystemAvailableFeatures} and 562 * {@link #hasSystemFeature}: The device's camera supports auto-focus. 563 */ 564 @SdkConstant(SdkConstantType.FEATURE) 565 public static final String FEATURE_CAMERA_AUTOFOCUS = "android.hardware.camera.autofocus"; 566 567 /** 568 * Feature for {@link #getSystemAvailableFeatures} and 569 * {@link #hasSystemFeature}: The device's camera supports flash. 570 */ 571 @SdkConstant(SdkConstantType.FEATURE) 572 public static final String FEATURE_CAMERA_FLASH = "android.hardware.camera.flash"; 573 574 /** 575 * Feature for {@link #getSystemAvailableFeatures} and 576 * {@link #hasSystemFeature}: The device includes a light sensor. 577 */ 578 @SdkConstant(SdkConstantType.FEATURE) 579 public static final String FEATURE_SENSOR_LIGHT = "android.hardware.sensor.light"; 580 581 /** 582 * Feature for {@link #getSystemAvailableFeatures} and 583 * {@link #hasSystemFeature}: The device includes a proximity sensor. 584 */ 585 @SdkConstant(SdkConstantType.FEATURE) 586 public static final String FEATURE_SENSOR_PROXIMITY = "android.hardware.sensor.proximity"; 587 588 /** 589 * Feature for {@link #getSystemAvailableFeatures} and 590 * {@link #hasSystemFeature}: The device has a telephony radio with data 591 * communication support. 592 */ 593 @SdkConstant(SdkConstantType.FEATURE) 594 public static final String FEATURE_TELEPHONY = "android.hardware.telephony"; 595 596 /** 597 * Feature for {@link #getSystemAvailableFeatures} and 598 * {@link #hasSystemFeature}: The device has a CDMA telephony stack. 599 */ 600 @SdkConstant(SdkConstantType.FEATURE) 601 public static final String FEATURE_TELEPHONY_CDMA = "android.hardware.telephony.cdma"; 602 603 /** 604 * Feature for {@link #getSystemAvailableFeatures} and 605 * {@link #hasSystemFeature}: The device has a GSM telephony stack. 606 */ 607 @SdkConstant(SdkConstantType.FEATURE) 608 public static final String FEATURE_TELEPHONY_GSM = "android.hardware.telephony.gsm"; 609 610 /** 611 * Feature for {@link #getSystemAvailableFeatures} and 612 * {@link #hasSystemFeature}: The device's touch screen supports multitouch. 613 */ 614 @SdkConstant(SdkConstantType.FEATURE) 615 public static final String FEATURE_TOUCHSCREEN_MULTITOUCH = "android.hardware.touchscreen.multitouch"; 616 617 /** 618 * Feature for {@link #getSystemAvailableFeatures} and 619 * {@link #hasSystemFeature}: The device supports live wallpapers. 620 */ 621 @SdkConstant(SdkConstantType.FEATURE) 622 public static final String FEATURE_LIVE_WALLPAPER = "android.software.live_wallpaper"; 623 624 /** 625 * Action to external storage service to clean out removed apps. 626 * @hide 627 */ 628 public static final String ACTION_CLEAN_EXTERNAL_STORAGE 629 = "android.content.pm.CLEAN_EXTERNAL_STORAGE"; 630 631 /** 632 * Determines best place to install an application: either SD or internal FLASH. 633 * If applications explicitly set installLocation in their manifest, that 634 * preference takes precedence. If not a recommended location is returned 635 * based on current available storage on internal flash or sdcard. 636 * @param pkgInfo PackageParser.Package of the package that is to be installed. 637 * Call utility method to obtain. 638 * @return {@link INSTALL_ON_INTERNAL_FLASH} if it is best to install package on internal 639 * storage, {@link INSTALL_ON_SDCARD} if it is best to install package on SD card, 640 * and {@link INSTALL_FAILED_INSUFFICIENT_STORAGE} if insufficient space to safely install 641 * the application. {@link INSTALL_PARSE_FAILED_NOT_APK} Is returned if any input 642 * parameter is <code>null</code>. 643 * This recommendation does take into account the package's own flags. 644 * @hide 645 */ 646 public abstract int recommendAppInstallLocation(PackageParser.Package pkg); 647 648 /** 649 * Retrieve overall information about an application package that is 650 * installed on the system. 651 * 652 * <p>Throws {@link NameNotFoundException} if a package with the given 653 * name can not be found on the system. 654 * 655 * @param packageName The full name (i.e. com.google.apps.contacts) of the 656 * desired package. 657 658 * @param flags Additional option flags. Use any combination of 659 * {@link #GET_ACTIVITIES}, 660 * {@link #GET_GIDS}, 661 * {@link #GET_CONFIGURATIONS}, 662 * {@link #GET_INSTRUMENTATION}, 663 * {@link #GET_PERMISSIONS}, 664 * {@link #GET_PROVIDERS}, 665 * {@link #GET_RECEIVERS}, 666 * {@link #GET_SERVICES}, 667 * {@link #GET_SIGNATURES}, 668 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 669 * 670 * @return Returns a PackageInfo object containing information about the package. 671 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 672 * found in the list of installed applications, the package information is 673 * retrieved from the list of uninstalled applications(which includes 674 * installed applications as well as applications 675 * with data directory ie applications which had been 676 * deleted with DONT_DELTE_DATA flag set). 677 * 678 * @see #GET_ACTIVITIES 679 * @see #GET_GIDS 680 * @see #GET_CONFIGURATIONS 681 * @see #GET_INSTRUMENTATION 682 * @see #GET_PERMISSIONS 683 * @see #GET_PROVIDERS 684 * @see #GET_RECEIVERS 685 * @see #GET_SERVICES 686 * @see #GET_SIGNATURES 687 * @see #GET_UNINSTALLED_PACKAGES 688 * 689 */ 690 public abstract PackageInfo getPackageInfo(String packageName, int flags) 691 throws NameNotFoundException; 692 693 /** 694 * Map from the current package names in use on the device to whatever 695 * the current canonical name of that package is. 696 * @param names Array of current names to be mapped. 697 * @return Returns an array of the same size as the original, containing 698 * the canonical name for each package. 699 */ 700 public abstract String[] currentToCanonicalPackageNames(String[] names); 701 702 /** 703 * Map from a packages canonical name to the current name in use on the device. 704 * @param names Array of new names to be mapped. 705 * @return Returns an array of the same size as the original, containing 706 * the current name for each package. 707 */ 708 public abstract String[] canonicalToCurrentPackageNames(String[] names); 709 710 /** 711 * Return a "good" intent to launch a front-door activity in a package, 712 * for use for example to implement an "open" button when browsing through 713 * packages. The current implementation will look first for a main 714 * activity in the category {@link Intent#CATEGORY_INFO}, next for a 715 * main activity in the category {@link Intent#CATEGORY_LAUNCHER}, or return 716 * null if neither are found. 717 * 718 * <p>Throws {@link NameNotFoundException} if a package with the given 719 * name can not be found on the system. 720 * 721 * @param packageName The name of the package to inspect. 722 * 723 * @return Returns either a fully-qualified Intent that can be used to 724 * launch the main activity in the package, or null if the package does 725 * not contain such an activity. 726 */ 727 public abstract Intent getLaunchIntentForPackage(String packageName); 728 729 /** 730 * Return an array of all of the secondary group-ids that have been 731 * assigned to a package. 732 * 733 * <p>Throws {@link NameNotFoundException} if a package with the given 734 * name can not be found on the system. 735 * 736 * @param packageName The full name (i.e. com.google.apps.contacts) of the 737 * desired package. 738 * 739 * @return Returns an int array of the assigned gids, or null if there 740 * are none. 741 */ 742 public abstract int[] getPackageGids(String packageName) 743 throws NameNotFoundException; 744 745 /** 746 * Retrieve all of the information we know about a particular permission. 747 * 748 * <p>Throws {@link NameNotFoundException} if a permission with the given 749 * name can not be found on the system. 750 * 751 * @param name The fully qualified name (i.e. com.google.permission.LOGIN) 752 * of the permission you are interested in. 753 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 754 * retrieve any meta-data associated with the permission. 755 * 756 * @return Returns a {@link PermissionInfo} containing information about the 757 * permission. 758 */ 759 public abstract PermissionInfo getPermissionInfo(String name, int flags) 760 throws NameNotFoundException; 761 762 /** 763 * Query for all of the permissions associated with a particular group. 764 * 765 * <p>Throws {@link NameNotFoundException} if the given group does not 766 * exist. 767 * 768 * @param group The fully qualified name (i.e. com.google.permission.LOGIN) 769 * of the permission group you are interested in. Use null to 770 * find all of the permissions not associated with a group. 771 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 772 * retrieve any meta-data associated with the permissions. 773 * 774 * @return Returns a list of {@link PermissionInfo} containing information 775 * about all of the permissions in the given group. 776 */ 777 public abstract List<PermissionInfo> queryPermissionsByGroup(String group, 778 int flags) throws NameNotFoundException; 779 780 /** 781 * Retrieve all of the information we know about a particular group of 782 * permissions. 783 * 784 * <p>Throws {@link NameNotFoundException} if a permission group with the given 785 * name can not be found on the system. 786 * 787 * @param name The fully qualified name (i.e. com.google.permission_group.APPS) 788 * of the permission you are interested in. 789 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 790 * retrieve any meta-data associated with the permission group. 791 * 792 * @return Returns a {@link PermissionGroupInfo} containing information 793 * about the permission. 794 */ 795 public abstract PermissionGroupInfo getPermissionGroupInfo(String name, 796 int flags) throws NameNotFoundException; 797 798 /** 799 * Retrieve all of the known permission groups in the system. 800 * 801 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 802 * retrieve any meta-data associated with the permission group. 803 * 804 * @return Returns a list of {@link PermissionGroupInfo} containing 805 * information about all of the known permission groups. 806 */ 807 public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); 808 809 /** 810 * Retrieve all of the information we know about a particular 811 * package/application. 812 * 813 * <p>Throws {@link NameNotFoundException} if an application with the given 814 * package name can not be found on the system. 815 * 816 * @param packageName The full name (i.e. com.google.apps.contacts) of an 817 * application. 818 * @param flags Additional option flags. Use any combination of 819 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 820 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 821 * 822 * @return {@link ApplicationInfo} Returns ApplicationInfo object containing 823 * information about the package. 824 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 825 * found in the list of installed applications, 826 * the application information is retrieved from the 827 * list of uninstalled applications(which includes 828 * installed applications as well as applications 829 * with data directory ie applications which had been 830 * deleted with DONT_DELTE_DATA flag set). 831 * 832 * @see #GET_META_DATA 833 * @see #GET_SHARED_LIBRARY_FILES 834 * @see #GET_UNINSTALLED_PACKAGES 835 */ 836 public abstract ApplicationInfo getApplicationInfo(String packageName, 837 int flags) throws NameNotFoundException; 838 839 /** 840 * Retrieve all of the information we know about a particular activity 841 * class. 842 * 843 * <p>Throws {@link NameNotFoundException} if an activity with the given 844 * class name can not be found on the system. 845 * 846 * @param className The full name (i.e. 847 * com.google.apps.contacts.ContactsList) of an Activity 848 * class. 849 * @param flags Additional option flags. Use any combination of 850 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 851 * to modify the data (in ApplicationInfo) returned. 852 * 853 * @return {@link ActivityInfo} containing information about the activity. 854 * 855 * @see #GET_INTENT_FILTERS 856 * @see #GET_META_DATA 857 * @see #GET_SHARED_LIBRARY_FILES 858 */ 859 public abstract ActivityInfo getActivityInfo(ComponentName className, 860 int flags) throws NameNotFoundException; 861 862 /** 863 * Retrieve all of the information we know about a particular receiver 864 * class. 865 * 866 * <p>Throws {@link NameNotFoundException} if a receiver with the given 867 * class name can not be found on the system. 868 * 869 * @param className The full name (i.e. 870 * com.google.apps.contacts.CalendarAlarm) of a Receiver 871 * class. 872 * @param flags Additional option flags. Use any combination of 873 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 874 * to modify the data returned. 875 * 876 * @return {@link ActivityInfo} containing information about the receiver. 877 * 878 * @see #GET_INTENT_FILTERS 879 * @see #GET_META_DATA 880 * @see #GET_SHARED_LIBRARY_FILES 881 */ 882 public abstract ActivityInfo getReceiverInfo(ComponentName className, 883 int flags) throws NameNotFoundException; 884 885 /** 886 * Retrieve all of the information we know about a particular service 887 * class. 888 * 889 * <p>Throws {@link NameNotFoundException} if a service with the given 890 * class name can not be found on the system. 891 * 892 * @param className The full name (i.e. 893 * com.google.apps.media.BackgroundPlayback) of a Service 894 * class. 895 * @param flags Additional option flags. Use any combination of 896 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 897 * to modify the data returned. 898 * 899 * @return ServiceInfo containing information about the service. 900 * 901 * @see #GET_META_DATA 902 * @see #GET_SHARED_LIBRARY_FILES 903 */ 904 public abstract ServiceInfo getServiceInfo(ComponentName className, 905 int flags) throws NameNotFoundException; 906 907 /** 908 * Return a List of all packages that are installed 909 * on the device. 910 * 911 * @param flags Additional option flags. Use any combination of 912 * {@link #GET_ACTIVITIES}, 913 * {@link #GET_GIDS}, 914 * {@link #GET_CONFIGURATIONS}, 915 * {@link #GET_INSTRUMENTATION}, 916 * {@link #GET_PERMISSIONS}, 917 * {@link #GET_PROVIDERS}, 918 * {@link #GET_RECEIVERS}, 919 * {@link #GET_SERVICES}, 920 * {@link #GET_SIGNATURES}, 921 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 922 * 923 * @return A List of PackageInfo objects, one for each package that is 924 * installed on the device. In the unlikely case of there being no 925 * installed packages, an empty list is returned. 926 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 927 * applications including those deleted with DONT_DELETE_DATA 928 * (partially installed apps with data directory) will be returned. 929 * 930 * @see #GET_ACTIVITIES 931 * @see #GET_GIDS 932 * @see #GET_CONFIGURATIONS 933 * @see #GET_INSTRUMENTATION 934 * @see #GET_PERMISSIONS 935 * @see #GET_PROVIDERS 936 * @see #GET_RECEIVERS 937 * @see #GET_SERVICES 938 * @see #GET_SIGNATURES 939 * @see #GET_UNINSTALLED_PACKAGES 940 * 941 */ 942 public abstract List<PackageInfo> getInstalledPackages(int flags); 943 944 /** 945 * Check whether a particular package has been granted a particular 946 * permission. 947 * 948 * @param permName The name of the permission you are checking for, 949 * @param pkgName The name of the package you are checking against. 950 * 951 * @return If the package has the permission, PERMISSION_GRANTED is 952 * returned. If it does not have the permission, PERMISSION_DENIED 953 * is returned. 954 * 955 * @see #PERMISSION_GRANTED 956 * @see #PERMISSION_DENIED 957 */ 958 public abstract int checkPermission(String permName, String pkgName); 959 960 /** 961 * Add a new dynamic permission to the system. For this to work, your 962 * package must have defined a permission tree through the 963 * {@link android.R.styleable#AndroidManifestPermissionTree 964 * <permission-tree>} tag in its manifest. A package can only add 965 * permissions to trees that were defined by either its own package or 966 * another with the same user id; a permission is in a tree if it 967 * matches the name of the permission tree + ".": for example, 968 * "com.foo.bar" is a member of the permission tree "com.foo". 969 * 970 * <p>It is good to make your permission tree name descriptive, because you 971 * are taking possession of that entire set of permission names. Thus, it 972 * must be under a domain you control, with a suffix that will not match 973 * any normal permissions that may be declared in any applications that 974 * are part of that domain. 975 * 976 * <p>New permissions must be added before 977 * any .apks are installed that use those permissions. Permissions you 978 * add through this method are remembered across reboots of the device. 979 * If the given permission already exists, the info you supply here 980 * will be used to update it. 981 * 982 * @param info Description of the permission to be added. 983 * 984 * @return Returns true if a new permission was created, false if an 985 * existing one was updated. 986 * 987 * @throws SecurityException if you are not allowed to add the 988 * given permission name. 989 * 990 * @see #removePermission(String) 991 */ 992 public abstract boolean addPermission(PermissionInfo info); 993 994 /** 995 * Removes a permission that was previously added with 996 * {@link #addPermission(PermissionInfo)}. The same ownership rules apply 997 * -- you are only allowed to remove permissions that you are allowed 998 * to add. 999 * 1000 * @param name The name of the permission to remove. 1001 * 1002 * @throws SecurityException if you are not allowed to remove the 1003 * given permission name. 1004 * 1005 * @see #addPermission(PermissionInfo) 1006 */ 1007 public abstract void removePermission(String name); 1008 1009 /** 1010 * Compare the signatures of two packages to determine if the same 1011 * signature appears in both of them. If they do contain the same 1012 * signature, then they are allowed special privileges when working 1013 * with each other: they can share the same user-id, run instrumentation 1014 * against each other, etc. 1015 * 1016 * @param pkg1 First package name whose signature will be compared. 1017 * @param pkg2 Second package name whose signature will be compared. 1018 * @return Returns an integer indicating whether there is a matching 1019 * signature: the value is >= 0 if there is a match (or neither package 1020 * is signed), or < 0 if there is not a match. The match result can be 1021 * further distinguished with the success (>= 0) constants 1022 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 1023 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 1024 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1025 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1026 * 1027 * @see #checkSignatures(int, int) 1028 * @see #SIGNATURE_MATCH 1029 * @see #SIGNATURE_NEITHER_SIGNED 1030 * @see #SIGNATURE_FIRST_NOT_SIGNED 1031 * @see #SIGNATURE_SECOND_NOT_SIGNED 1032 * @see #SIGNATURE_NO_MATCH 1033 * @see #SIGNATURE_UNKNOWN_PACKAGE 1034 */ 1035 public abstract int checkSignatures(String pkg1, String pkg2); 1036 1037 /** 1038 * Like {@link #checkSignatures(String, String)}, but takes UIDs of 1039 * the two packages to be checked. This can be useful, for example, 1040 * when doing the check in an IPC, where the UID is the only identity 1041 * available. It is functionally identical to determining the package 1042 * associated with the UIDs and checking their signatures. 1043 * 1044 * @param uid1 First UID whose signature will be compared. 1045 * @param uid2 Second UID whose signature will be compared. 1046 * @return Returns an integer indicating whether there is a matching 1047 * signature: the value is >= 0 if there is a match (or neither package 1048 * is signed), or < 0 if there is not a match. The match result can be 1049 * further distinguished with the success (>= 0) constants 1050 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 1051 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 1052 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1053 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1054 * 1055 * @see #checkSignatures(int, int) 1056 * @see #SIGNATURE_MATCH 1057 * @see #SIGNATURE_NEITHER_SIGNED 1058 * @see #SIGNATURE_FIRST_NOT_SIGNED 1059 * @see #SIGNATURE_SECOND_NOT_SIGNED 1060 * @see #SIGNATURE_NO_MATCH 1061 * @see #SIGNATURE_UNKNOWN_PACKAGE 1062 */ 1063 public abstract int checkSignatures(int uid1, int uid2); 1064 1065 /** 1066 * Retrieve the names of all packages that are associated with a particular 1067 * user id. In most cases, this will be a single package name, the package 1068 * that has been assigned that user id. Where there are multiple packages 1069 * sharing the same user id through the "sharedUserId" mechanism, all 1070 * packages with that id will be returned. 1071 * 1072 * @param uid The user id for which you would like to retrieve the 1073 * associated packages. 1074 * 1075 * @return Returns an array of one or more packages assigned to the user 1076 * id, or null if there are no known packages with the given id. 1077 */ 1078 public abstract String[] getPackagesForUid(int uid); 1079 1080 /** 1081 * Retrieve the official name associated with a user id. This name is 1082 * guaranteed to never change, though it is possibly for the underlying 1083 * user id to be changed. That is, if you are storing information about 1084 * user ids in persistent storage, you should use the string returned 1085 * by this function instead of the raw user-id. 1086 * 1087 * @param uid The user id for which you would like to retrieve a name. 1088 * @return Returns a unique name for the given user id, or null if the 1089 * user id is not currently assigned. 1090 */ 1091 public abstract String getNameForUid(int uid); 1092 1093 /** 1094 * Return the user id associated with a shared user name. Multiple 1095 * applications can specify a shared user name in their manifest and thus 1096 * end up using a common uid. This might be used for new applications 1097 * that use an existing shared user name and need to know the uid of the 1098 * shared user. 1099 * 1100 * @param sharedUserName The shared user name whose uid is to be retrieved. 1101 * @return Returns the uid associated with the shared user, or NameNotFoundException 1102 * if the shared user name is not being used by any installed packages 1103 * @hide 1104 */ 1105 public abstract int getUidForSharedUser(String sharedUserName) 1106 throws NameNotFoundException; 1107 1108 /** 1109 * Return a List of all application packages that are installed on the 1110 * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all 1111 * applications including those deleted with DONT_DELETE_DATA(partially 1112 * installed apps with data directory) will be returned. 1113 * 1114 * @param flags Additional option flags. Use any combination of 1115 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 1116 * {link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 1117 * 1118 * @return A List of ApplicationInfo objects, one for each application that 1119 * is installed on the device. In the unlikely case of there being 1120 * no installed applications, an empty list is returned. 1121 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 1122 * applications including those deleted with DONT_DELETE_DATA 1123 * (partially installed apps with data directory) will be returned. 1124 * 1125 * @see #GET_META_DATA 1126 * @see #GET_SHARED_LIBRARY_FILES 1127 * @see #GET_UNINSTALLED_PACKAGES 1128 */ 1129 public abstract List<ApplicationInfo> getInstalledApplications(int flags); 1130 1131 /** 1132 * Get a list of shared libraries that are available on the 1133 * system. 1134 * 1135 * @return An array of shared library names that are 1136 * available on the system, or null if none are installed. 1137 * 1138 */ 1139 public abstract String[] getSystemSharedLibraryNames(); 1140 1141 /** 1142 * Get a list of features that are available on the 1143 * system. 1144 * 1145 * @return An array of FeatureInfo classes describing the features 1146 * that are available on the system, or null if there are none(!!). 1147 */ 1148 public abstract FeatureInfo[] getSystemAvailableFeatures(); 1149 1150 /** 1151 * Check whether the given feature name is one of the available 1152 * features as returned by {@link #getSystemAvailableFeatures()}. 1153 * 1154 * @return Returns true if the devices supports the feature, else 1155 * false. 1156 */ 1157 public abstract boolean hasSystemFeature(String name); 1158 1159 /** 1160 * Determine the best action to perform for a given Intent. This is how 1161 * {@link Intent#resolveActivity} finds an activity if a class has not 1162 * been explicitly specified. 1163 * 1164 * @param intent An intent containing all of the desired specification 1165 * (action, data, type, category, and/or component). 1166 * @param flags Additional option flags. The most important is 1167 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1168 * those activities that support the CATEGORY_DEFAULT. 1169 * 1170 * @return Returns a ResolveInfo containing the final activity intent that 1171 * was determined to be the best action. Returns null if no 1172 * matching activity was found. 1173 * 1174 * @see #MATCH_DEFAULT_ONLY 1175 * @see #GET_INTENT_FILTERS 1176 * @see #GET_RESOLVED_FILTER 1177 */ 1178 public abstract ResolveInfo resolveActivity(Intent intent, int flags); 1179 1180 /** 1181 * Retrieve all activities that can be performed for the given intent. 1182 * 1183 * @param intent The desired intent as per resolveActivity(). 1184 * @param flags Additional option flags. The most important is 1185 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1186 * those activities that support the CATEGORY_DEFAULT. 1187 * 1188 * @return A List<ResolveInfo> containing one entry for each matching 1189 * Activity. These are ordered from best to worst match -- that 1190 * is, the first item in the list is what is returned by 1191 * resolveActivity(). If there are no matching activities, an empty 1192 * list is returned. 1193 * 1194 * @see #MATCH_DEFAULT_ONLY 1195 * @see #GET_INTENT_FILTERS 1196 * @see #GET_RESOLVED_FILTER 1197 */ 1198 public abstract List<ResolveInfo> queryIntentActivities(Intent intent, 1199 int flags); 1200 1201 /** 1202 * Retrieve a set of activities that should be presented to the user as 1203 * similar options. This is like {@link #queryIntentActivities}, except it 1204 * also allows you to supply a list of more explicit Intents that you would 1205 * like to resolve to particular options, and takes care of returning the 1206 * final ResolveInfo list in a reasonable order, with no duplicates, based 1207 * on those inputs. 1208 * 1209 * @param caller The class name of the activity that is making the 1210 * request. This activity will never appear in the output 1211 * list. Can be null. 1212 * @param specifics An array of Intents that should be resolved to the 1213 * first specific results. Can be null. 1214 * @param intent The desired intent as per resolveActivity(). 1215 * @param flags Additional option flags. The most important is 1216 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1217 * those activities that support the CATEGORY_DEFAULT. 1218 * 1219 * @return A List<ResolveInfo> containing one entry for each matching 1220 * Activity. These are ordered first by all of the intents resolved 1221 * in <var>specifics</var> and then any additional activities that 1222 * can handle <var>intent</var> but did not get included by one of 1223 * the <var>specifics</var> intents. If there are no matching 1224 * activities, an empty list is returned. 1225 * 1226 * @see #MATCH_DEFAULT_ONLY 1227 * @see #GET_INTENT_FILTERS 1228 * @see #GET_RESOLVED_FILTER 1229 */ 1230 public abstract List<ResolveInfo> queryIntentActivityOptions( 1231 ComponentName caller, Intent[] specifics, Intent intent, int flags); 1232 1233 /** 1234 * Retrieve all receivers that can handle a broadcast of the given intent. 1235 * 1236 * @param intent The desired intent as per resolveActivity(). 1237 * @param flags Additional option flags. The most important is 1238 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1239 * those activities that support the CATEGORY_DEFAULT. 1240 * 1241 * @return A List<ResolveInfo> containing one entry for each matching 1242 * Receiver. These are ordered from first to last in priority. If 1243 * there are no matching receivers, an empty list is returned. 1244 * 1245 * @see #MATCH_DEFAULT_ONLY 1246 * @see #GET_INTENT_FILTERS 1247 * @see #GET_RESOLVED_FILTER 1248 */ 1249 public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, 1250 int flags); 1251 1252 /** 1253 * Determine the best service to handle for a given Intent. 1254 * 1255 * @param intent An intent containing all of the desired specification 1256 * (action, data, type, category, and/or component). 1257 * @param flags Additional option flags. 1258 * 1259 * @return Returns a ResolveInfo containing the final service intent that 1260 * was determined to be the best action. Returns null if no 1261 * matching service was found. 1262 * 1263 * @see #GET_INTENT_FILTERS 1264 * @see #GET_RESOLVED_FILTER 1265 */ 1266 public abstract ResolveInfo resolveService(Intent intent, int flags); 1267 1268 /** 1269 * Retrieve all services that can match the given intent. 1270 * 1271 * @param intent The desired intent as per resolveService(). 1272 * @param flags Additional option flags. 1273 * 1274 * @return A List<ResolveInfo> containing one entry for each matching 1275 * ServiceInfo. These are ordered from best to worst match -- that 1276 * is, the first item in the list is what is returned by 1277 * resolveService(). If there are no matching services, an empty 1278 * list is returned. 1279 * 1280 * @see #GET_INTENT_FILTERS 1281 * @see #GET_RESOLVED_FILTER 1282 */ 1283 public abstract List<ResolveInfo> queryIntentServices(Intent intent, 1284 int flags); 1285 1286 /** 1287 * Find a single content provider by its base path name. 1288 * 1289 * @param name The name of the provider to find. 1290 * @param flags Additional option flags. Currently should always be 0. 1291 * 1292 * @return ContentProviderInfo Information about the provider, if found, 1293 * else null. 1294 */ 1295 public abstract ProviderInfo resolveContentProvider(String name, 1296 int flags); 1297 1298 /** 1299 * Retrieve content provider information. 1300 * 1301 * <p><em>Note: unlike most other methods, an empty result set is indicated 1302 * by a null return instead of an empty list.</em> 1303 * 1304 * @param processName If non-null, limits the returned providers to only 1305 * those that are hosted by the given process. If null, 1306 * all content providers are returned. 1307 * @param uid If <var>processName</var> is non-null, this is the required 1308 * uid owning the requested content providers. 1309 * @param flags Additional option flags. Currently should always be 0. 1310 * 1311 * @return A List<ContentProviderInfo> containing one entry for each 1312 * content provider either patching <var>processName</var> or, if 1313 * <var>processName</var> is null, all known content providers. 1314 * <em>If there are no matching providers, null is returned.</em> 1315 */ 1316 public abstract List<ProviderInfo> queryContentProviders( 1317 String processName, int uid, int flags); 1318 1319 /** 1320 * Retrieve all of the information we know about a particular 1321 * instrumentation class. 1322 * 1323 * <p>Throws {@link NameNotFoundException} if instrumentation with the 1324 * given class name can not be found on the system. 1325 * 1326 * @param className The full name (i.e. 1327 * com.google.apps.contacts.InstrumentList) of an 1328 * Instrumentation class. 1329 * @param flags Additional option flags. Currently should always be 0. 1330 * 1331 * @return InstrumentationInfo containing information about the 1332 * instrumentation. 1333 */ 1334 public abstract InstrumentationInfo getInstrumentationInfo( 1335 ComponentName className, int flags) throws NameNotFoundException; 1336 1337 /** 1338 * Retrieve information about available instrumentation code. May be used 1339 * to retrieve either all instrumentation code, or only the code targeting 1340 * a particular package. 1341 * 1342 * @param targetPackage If null, all instrumentation is returned; only the 1343 * instrumentation targeting this package name is 1344 * returned. 1345 * @param flags Additional option flags. Currently should always be 0. 1346 * 1347 * @return A List<InstrumentationInfo> containing one entry for each 1348 * matching available Instrumentation. Returns an empty list if 1349 * there is no instrumentation available for the given package. 1350 */ 1351 public abstract List<InstrumentationInfo> queryInstrumentation( 1352 String targetPackage, int flags); 1353 1354 /** 1355 * Retrieve an image from a package. This is a low-level API used by 1356 * the various package manager info structures (such as 1357 * {@link ComponentInfo} to implement retrieval of their associated 1358 * icon. 1359 * 1360 * @param packageName The name of the package that this icon is coming from. 1361 * Can not be null. 1362 * @param resid The resource identifier of the desired image. Can not be 0. 1363 * @param appInfo Overall information about <var>packageName</var>. This 1364 * may be null, in which case the application information will be retrieved 1365 * for you if needed; if you already have this information around, it can 1366 * be much more efficient to supply it here. 1367 * 1368 * @return Returns a Drawable holding the requested image. Returns null if 1369 * an image could not be found for any reason. 1370 */ 1371 public abstract Drawable getDrawable(String packageName, int resid, 1372 ApplicationInfo appInfo); 1373 1374 /** 1375 * Retrieve the icon associated with an activity. Given the full name of 1376 * an activity, retrieves the information about it and calls 1377 * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. 1378 * If the activity can not be found, NameNotFoundException is thrown. 1379 * 1380 * @param activityName Name of the activity whose icon is to be retrieved. 1381 * 1382 * @return Returns the image of the icon, or the default activity icon if 1383 * it could not be found. Does not return null. 1384 * @throws NameNotFoundException Thrown if the resources for the given 1385 * activity could not be loaded. 1386 * 1387 * @see #getActivityIcon(Intent) 1388 */ 1389 public abstract Drawable getActivityIcon(ComponentName activityName) 1390 throws NameNotFoundException; 1391 1392 /** 1393 * Retrieve the icon associated with an Intent. If intent.getClassName() is 1394 * set, this simply returns the result of 1395 * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's 1396 * component and returns the icon associated with the resolved component. 1397 * If intent.getClassName() can not be found or the Intent can not be resolved 1398 * to a component, NameNotFoundException is thrown. 1399 * 1400 * @param intent The intent for which you would like to retrieve an icon. 1401 * 1402 * @return Returns the image of the icon, or the default activity icon if 1403 * it could not be found. Does not return null. 1404 * @throws NameNotFoundException Thrown if the resources for application 1405 * matching the given intent could not be loaded. 1406 * 1407 * @see #getActivityIcon(ComponentName) 1408 */ 1409 public abstract Drawable getActivityIcon(Intent intent) 1410 throws NameNotFoundException; 1411 1412 /** 1413 * Return the generic icon for an activity that is used when no specific 1414 * icon is defined. 1415 * 1416 * @return Drawable Image of the icon. 1417 */ 1418 public abstract Drawable getDefaultActivityIcon(); 1419 1420 /** 1421 * Retrieve the icon associated with an application. If it has not defined 1422 * an icon, the default app icon is returned. Does not return null. 1423 * 1424 * @param info Information about application being queried. 1425 * 1426 * @return Returns the image of the icon, or the default application icon 1427 * if it could not be found. 1428 * 1429 * @see #getApplicationIcon(String) 1430 */ 1431 public abstract Drawable getApplicationIcon(ApplicationInfo info); 1432 1433 /** 1434 * Retrieve the icon associated with an application. Given the name of the 1435 * application's package, retrieves the information about it and calls 1436 * getApplicationIcon() to return its icon. If the application can not be 1437 * found, NameNotFoundException is thrown. 1438 * 1439 * @param packageName Name of the package whose application icon is to be 1440 * retrieved. 1441 * 1442 * @return Returns the image of the icon, or the default application icon 1443 * if it could not be found. Does not return null. 1444 * @throws NameNotFoundException Thrown if the resources for the given 1445 * application could not be loaded. 1446 * 1447 * @see #getApplicationIcon(ApplicationInfo) 1448 */ 1449 public abstract Drawable getApplicationIcon(String packageName) 1450 throws NameNotFoundException; 1451 1452 /** 1453 * Retrieve text from a package. This is a low-level API used by 1454 * the various package manager info structures (such as 1455 * {@link ComponentInfo} to implement retrieval of their associated 1456 * labels and other text. 1457 * 1458 * @param packageName The name of the package that this text is coming from. 1459 * Can not be null. 1460 * @param resid The resource identifier of the desired text. Can not be 0. 1461 * @param appInfo Overall information about <var>packageName</var>. This 1462 * may be null, in which case the application information will be retrieved 1463 * for you if needed; if you already have this information around, it can 1464 * be much more efficient to supply it here. 1465 * 1466 * @return Returns a CharSequence holding the requested text. Returns null 1467 * if the text could not be found for any reason. 1468 */ 1469 public abstract CharSequence getText(String packageName, int resid, 1470 ApplicationInfo appInfo); 1471 1472 /** 1473 * Retrieve an XML file from a package. This is a low-level API used to 1474 * retrieve XML meta data. 1475 * 1476 * @param packageName The name of the package that this xml is coming from. 1477 * Can not be null. 1478 * @param resid The resource identifier of the desired xml. Can not be 0. 1479 * @param appInfo Overall information about <var>packageName</var>. This 1480 * may be null, in which case the application information will be retrieved 1481 * for you if needed; if you already have this information around, it can 1482 * be much more efficient to supply it here. 1483 * 1484 * @return Returns an XmlPullParser allowing you to parse out the XML 1485 * data. Returns null if the xml resource could not be found for any 1486 * reason. 1487 */ 1488 public abstract XmlResourceParser getXml(String packageName, int resid, 1489 ApplicationInfo appInfo); 1490 1491 /** 1492 * Return the label to use for this application. 1493 * 1494 * @return Returns the label associated with this application, or null if 1495 * it could not be found for any reason. 1496 * @param info The application to get the label of 1497 */ 1498 public abstract CharSequence getApplicationLabel(ApplicationInfo info); 1499 1500 /** 1501 * Retrieve the resources associated with an activity. Given the full 1502 * name of an activity, retrieves the information about it and calls 1503 * getResources() to return its application's resources. If the activity 1504 * can not be found, NameNotFoundException is thrown. 1505 * 1506 * @param activityName Name of the activity whose resources are to be 1507 * retrieved. 1508 * 1509 * @return Returns the application's Resources. 1510 * @throws NameNotFoundException Thrown if the resources for the given 1511 * application could not be loaded. 1512 * 1513 * @see #getResourcesForApplication(ApplicationInfo) 1514 */ 1515 public abstract Resources getResourcesForActivity(ComponentName activityName) 1516 throws NameNotFoundException; 1517 1518 /** 1519 * Retrieve the resources for an application. Throws NameNotFoundException 1520 * if the package is no longer installed. 1521 * 1522 * @param app Information about the desired application. 1523 * 1524 * @return Returns the application's Resources. 1525 * @throws NameNotFoundException Thrown if the resources for the given 1526 * application could not be loaded (most likely because it was uninstalled). 1527 */ 1528 public abstract Resources getResourcesForApplication(ApplicationInfo app) 1529 throws NameNotFoundException; 1530 1531 /** 1532 * Retrieve the resources associated with an application. Given the full 1533 * package name of an application, retrieves the information about it and 1534 * calls getResources() to return its application's resources. If the 1535 * appPackageName can not be found, NameNotFoundException is thrown. 1536 * 1537 * @param appPackageName Package name of the application whose resources 1538 * are to be retrieved. 1539 * 1540 * @return Returns the application's Resources. 1541 * @throws NameNotFoundException Thrown if the resources for the given 1542 * application could not be loaded. 1543 * 1544 * @see #getResourcesForApplication(ApplicationInfo) 1545 */ 1546 public abstract Resources getResourcesForApplication(String appPackageName) 1547 throws NameNotFoundException; 1548 1549 /** 1550 * Retrieve overall information about an application package defined 1551 * in a package archive file 1552 * 1553 * @param archiveFilePath The path to the archive file 1554 * @param flags Additional option flags. Use any combination of 1555 * {@link #GET_ACTIVITIES}, 1556 * {@link #GET_GIDS}, 1557 * {@link #GET_CONFIGURATIONS}, 1558 * {@link #GET_INSTRUMENTATION}, 1559 * {@link #GET_PERMISSIONS}, 1560 * {@link #GET_PROVIDERS}, 1561 * {@link #GET_RECEIVERS}, 1562 * {@link #GET_SERVICES}, 1563 * {@link #GET_SIGNATURES}, to modify the data returned. 1564 * 1565 * @return Returns the information about the package. Returns 1566 * null if the package could not be successfully parsed. 1567 * 1568 * @see #GET_ACTIVITIES 1569 * @see #GET_GIDS 1570 * @see #GET_CONFIGURATIONS 1571 * @see #GET_INSTRUMENTATION 1572 * @see #GET_PERMISSIONS 1573 * @see #GET_PROVIDERS 1574 * @see #GET_RECEIVERS 1575 * @see #GET_SERVICES 1576 * @see #GET_SIGNATURES 1577 * 1578 */ 1579 public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { 1580 PackageParser packageParser = new PackageParser(archiveFilePath); 1581 DisplayMetrics metrics = new DisplayMetrics(); 1582 metrics.setToDefaults(); 1583 final File sourceFile = new File(archiveFilePath); 1584 PackageParser.Package pkg = packageParser.parsePackage( 1585 sourceFile, archiveFilePath, metrics, 0); 1586 if (pkg == null) { 1587 return null; 1588 } 1589 return PackageParser.generatePackageInfo(pkg, null, flags); 1590 } 1591 1592 /** 1593 * @hide 1594 * 1595 * Install a package. Since this may take a little while, the result will 1596 * be posted back to the given observer. An installation will fail if the calling context 1597 * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the 1598 * package named in the package file's manifest is already installed, or if there's no space 1599 * available on the device. 1600 * 1601 * @param packageURI The location of the package file to install. This can be a 'file:' or a 1602 * 'content:' URI. 1603 * @param observer An observer callback to get notified when the package installation is 1604 * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be 1605 * called when that happens. observer may be null to indicate that no callback is desired. 1606 * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK}, 1607 * {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}. 1608 * @param installerPackageName Optional package name of the application that is performing the 1609 * installation. This identifies which market the package came from. 1610 */ 1611 public abstract void installPackage( 1612 Uri packageURI, IPackageInstallObserver observer, int flags, 1613 String installerPackageName); 1614 1615 /** 1616 * Attempts to delete a package. Since this may take a little while, the result will 1617 * be posted back to the given observer. A deletion will fail if the calling context 1618 * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the 1619 * named package cannot be found, or if the named package is a "system package". 1620 * (TODO: include pointer to documentation on "system packages") 1621 * 1622 * @param packageName The name of the package to delete 1623 * @param observer An observer callback to get notified when the package deletion is 1624 * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be 1625 * called when that happens. observer may be null to indicate that no callback is desired. 1626 * @param flags - possible values: {@link #DONT_DELETE_DATA} 1627 * 1628 * @hide 1629 */ 1630 public abstract void deletePackage( 1631 String packageName, IPackageDeleteObserver observer, int flags); 1632 1633 /** 1634 * Retrieve the package name of the application that installed a package. This identifies 1635 * which market the package came from. 1636 * 1637 * @param packageName The name of the package to query 1638 */ 1639 public abstract String getInstallerPackageName(String packageName); 1640 1641 /** 1642 * Attempts to clear the user data directory of an application. 1643 * Since this may take a little while, the result will 1644 * be posted back to the given observer. A deletion will fail if the 1645 * named package cannot be found, or if the named package is a "system package". 1646 * 1647 * @param packageName The name of the package 1648 * @param observer An observer callback to get notified when the operation is finished 1649 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1650 * will be called when that happens. observer may be null to indicate that 1651 * no callback is desired. 1652 * 1653 * @hide 1654 */ 1655 public abstract void clearApplicationUserData(String packageName, 1656 IPackageDataObserver observer); 1657 /** 1658 * Attempts to delete the cache files associated with an application. 1659 * Since this may take a little while, the result will 1660 * be posted back to the given observer. A deletion will fail if the calling context 1661 * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the 1662 * named package cannot be found, or if the named package is a "system package". 1663 * 1664 * @param packageName The name of the package to delete 1665 * @param observer An observer callback to get notified when the cache file deletion 1666 * is complete. 1667 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1668 * will be called when that happens. observer may be null to indicate that 1669 * no callback is desired. 1670 * 1671 * @hide 1672 */ 1673 public abstract void deleteApplicationCacheFiles(String packageName, 1674 IPackageDataObserver observer); 1675 1676 /** 1677 * Free storage by deleting LRU sorted list of cache files across 1678 * all applications. If the currently available free storage 1679 * on the device is greater than or equal to the requested 1680 * free storage, no cache files are cleared. If the currently 1681 * available storage on the device is less than the requested 1682 * free storage, some or all of the cache files across 1683 * all applications are deleted (based on last accessed time) 1684 * to increase the free storage space on the device to 1685 * the requested value. There is no guarantee that clearing all 1686 * the cache files from all applications will clear up 1687 * enough storage to achieve the desired value. 1688 * @param freeStorageSize The number of bytes of storage to be 1689 * freed by the system. Say if freeStorageSize is XX, 1690 * and the current free storage is YY, 1691 * if XX is less than YY, just return. if not free XX-YY number 1692 * of bytes if possible. 1693 * @param observer call back used to notify when 1694 * the operation is completed 1695 * 1696 * @hide 1697 */ 1698 public abstract void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer); 1699 1700 /** 1701 * Free storage by deleting LRU sorted list of cache files across 1702 * all applications. If the currently available free storage 1703 * on the device is greater than or equal to the requested 1704 * free storage, no cache files are cleared. If the currently 1705 * available storage on the device is less than the requested 1706 * free storage, some or all of the cache files across 1707 * all applications are deleted (based on last accessed time) 1708 * to increase the free storage space on the device to 1709 * the requested value. There is no guarantee that clearing all 1710 * the cache files from all applications will clear up 1711 * enough storage to achieve the desired value. 1712 * @param freeStorageSize The number of bytes of storage to be 1713 * freed by the system. Say if freeStorageSize is XX, 1714 * and the current free storage is YY, 1715 * if XX is less than YY, just return. if not free XX-YY number 1716 * of bytes if possible. 1717 * @param pi IntentSender call back used to 1718 * notify when the operation is completed.May be null 1719 * to indicate that no call back is desired. 1720 * 1721 * @hide 1722 */ 1723 public abstract void freeStorage(long freeStorageSize, IntentSender pi); 1724 1725 /** 1726 * Retrieve the size information for a package. 1727 * Since this may take a little while, the result will 1728 * be posted back to the given observer. The calling context 1729 * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. 1730 * 1731 * @param packageName The name of the package whose size information is to be retrieved 1732 * @param observer An observer callback to get notified when the operation 1733 * is complete. 1734 * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} 1735 * The observer's callback is invoked with a PackageStats object(containing the 1736 * code, data and cache sizes of the package) and a boolean value representing 1737 * the status of the operation. observer may be null to indicate that 1738 * no callback is desired. 1739 * 1740 * @hide 1741 */ 1742 public abstract void getPackageSizeInfo(String packageName, 1743 IPackageStatsObserver observer); 1744 1745 /** 1746 * @deprecated This function no longer does anything; it was an old 1747 * approach to managing preferred activities, which has been superceeded 1748 * (and conflicts with) the modern activity-based preferences. 1749 */ 1750 @Deprecated 1751 public abstract void addPackageToPreferred(String packageName); 1752 1753 /** 1754 * @deprecated This function no longer does anything; it was an old 1755 * approach to managing preferred activities, which has been superceeded 1756 * (and conflicts with) the modern activity-based preferences. 1757 */ 1758 @Deprecated 1759 public abstract void removePackageFromPreferred(String packageName); 1760 1761 /** 1762 * Retrieve the list of all currently configured preferred packages. The 1763 * first package on the list is the most preferred, the last is the 1764 * least preferred. 1765 * 1766 * @param flags Additional option flags. Use any combination of 1767 * {@link #GET_ACTIVITIES}, 1768 * {@link #GET_GIDS}, 1769 * {@link #GET_CONFIGURATIONS}, 1770 * {@link #GET_INSTRUMENTATION}, 1771 * {@link #GET_PERMISSIONS}, 1772 * {@link #GET_PROVIDERS}, 1773 * {@link #GET_RECEIVERS}, 1774 * {@link #GET_SERVICES}, 1775 * {@link #GET_SIGNATURES}, to modify the data returned. 1776 * 1777 * @return Returns a list of PackageInfo objects describing each 1778 * preferred application, in order of preference. 1779 * 1780 * @see #GET_ACTIVITIES 1781 * @see #GET_GIDS 1782 * @see #GET_CONFIGURATIONS 1783 * @see #GET_INSTRUMENTATION 1784 * @see #GET_PERMISSIONS 1785 * @see #GET_PROVIDERS 1786 * @see #GET_RECEIVERS 1787 * @see #GET_SERVICES 1788 * @see #GET_SIGNATURES 1789 */ 1790 public abstract List<PackageInfo> getPreferredPackages(int flags); 1791 1792 /** 1793 * Add a new preferred activity mapping to the system. This will be used 1794 * to automatically select the given activity component when 1795 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1796 * multiple matching activities and also matches the given filter. 1797 * 1798 * @param filter The set of intents under which this activity will be 1799 * made preferred. 1800 * @param match The IntentFilter match category that this preference 1801 * applies to. 1802 * @param set The set of activities that the user was picking from when 1803 * this preference was made. 1804 * @param activity The component name of the activity that is to be 1805 * preferred. 1806 */ 1807 public abstract void addPreferredActivity(IntentFilter filter, int match, 1808 ComponentName[] set, ComponentName activity); 1809 1810 /** 1811 * Replaces an existing preferred activity mapping to the system, and if that were not present 1812 * adds a new preferred activity. This will be used 1813 * to automatically select the given activity component when 1814 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1815 * multiple matching activities and also matches the given filter. 1816 * 1817 * @param filter The set of intents under which this activity will be 1818 * made preferred. 1819 * @param match The IntentFilter match category that this preference 1820 * applies to. 1821 * @param set The set of activities that the user was picking from when 1822 * this preference was made. 1823 * @param activity The component name of the activity that is to be 1824 * preferred. 1825 * @hide 1826 */ 1827 public abstract void replacePreferredActivity(IntentFilter filter, int match, 1828 ComponentName[] set, ComponentName activity); 1829 1830 /** 1831 * Remove all preferred activity mappings, previously added with 1832 * {@link #addPreferredActivity}, from the 1833 * system whose activities are implemented in the given package name. 1834 * 1835 * @param packageName The name of the package whose preferred activity 1836 * mappings are to be removed. 1837 */ 1838 public abstract void clearPackagePreferredActivities(String packageName); 1839 1840 /** 1841 * Retrieve all preferred activities, previously added with 1842 * {@link #addPreferredActivity}, that are 1843 * currently registered with the system. 1844 * 1845 * @param outFilters A list in which to place the filters of all of the 1846 * preferred activities, or null for none. 1847 * @param outActivities A list in which to place the component names of 1848 * all of the preferred activities, or null for none. 1849 * @param packageName An option package in which you would like to limit 1850 * the list. If null, all activities will be returned; if non-null, only 1851 * those activities in the given package are returned. 1852 * 1853 * @return Returns the total number of registered preferred activities 1854 * (the number of distinct IntentFilter records, not the number of unique 1855 * activity components) that were found. 1856 */ 1857 public abstract int getPreferredActivities(List<IntentFilter> outFilters, 1858 List<ComponentName> outActivities, String packageName); 1859 1860 /** 1861 * Set the enabled setting for a package component (activity, receiver, service, provider). 1862 * This setting will override any enabled state which may have been set by the component in its 1863 * manifest. 1864 * 1865 * @param componentName The component to enable 1866 * @param newState The new enabled state for the component. The legal values for this state 1867 * are: 1868 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1869 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1870 * and 1871 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1872 * The last one removes the setting, thereby restoring the component's state to 1873 * whatever was set in it's manifest (or enabled, by default). 1874 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1875 */ 1876 public abstract void setComponentEnabledSetting(ComponentName componentName, 1877 int newState, int flags); 1878 1879 1880 /** 1881 * Return the the enabled setting for a package component (activity, 1882 * receiver, service, provider). This returns the last value set by 1883 * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most 1884 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1885 * the value originally specified in the manifest has not been modified. 1886 * 1887 * @param componentName The component to retrieve. 1888 * @return Returns the current enabled state for the component. May 1889 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1890 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1891 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1892 * component's enabled state is based on the original information in 1893 * the manifest as found in {@link ComponentInfo}. 1894 */ 1895 public abstract int getComponentEnabledSetting(ComponentName componentName); 1896 1897 /** 1898 * Set the enabled setting for an application 1899 * This setting will override any enabled state which may have been set by the application in 1900 * its manifest. It also overrides the enabled state set in the manifest for any of the 1901 * application's components. It does not override any enabled state set by 1902 * {@link #setComponentEnabledSetting} for any of the application's components. 1903 * 1904 * @param packageName The package name of the application to enable 1905 * @param newState The new enabled state for the component. The legal values for this state 1906 * are: 1907 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1908 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1909 * and 1910 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1911 * The last one removes the setting, thereby restoring the applications's state to 1912 * whatever was set in its manifest (or enabled, by default). 1913 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1914 */ 1915 public abstract void setApplicationEnabledSetting(String packageName, 1916 int newState, int flags); 1917 1918 /** 1919 * Return the the enabled setting for an application. This returns 1920 * the last value set by 1921 * {@link #setApplicationEnabledSetting(String, int, int)}; in most 1922 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1923 * the value originally specified in the manifest has not been modified. 1924 * 1925 * @param packageName The component to retrieve. 1926 * @return Returns the current enabled state for the component. May 1927 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1928 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1929 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1930 * application's enabled state is based on the original information in 1931 * the manifest as found in {@link ComponentInfo}. 1932 */ 1933 public abstract int getApplicationEnabledSetting(String packageName); 1934 1935 /** 1936 * Return whether the device has been booted into safe mode. 1937 */ 1938 public abstract boolean isSafeMode(); 1939} 1940