PackageManager.java revision bd3f527ea0fcca2be0f773e5d6832a80a884699f
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_EXTERNAL = 0x00000008; 262 263 /** 264 * Flag parameter for 265 * {@link #setComponentEnabledSetting(android.content.ComponentName, int, int)} to indicate 266 * that you don't want to kill the app containing the component. Be careful when you set this 267 * since changing component states can make the containing application's behavior unpredictable. 268 */ 269 public static final int DONT_KILL_APP = 0x00000001; 270 271 /** 272 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 273 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} on success. 274 * @hide 275 */ 276 public static final int INSTALL_SUCCEEDED = 1; 277 278 /** 279 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 280 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package is 281 * already installed. 282 * @hide 283 */ 284 public static final int INSTALL_FAILED_ALREADY_EXISTS = -1; 285 286 /** 287 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 288 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package archive 289 * file is invalid. 290 * @hide 291 */ 292 public static final int INSTALL_FAILED_INVALID_APK = -2; 293 294 /** 295 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 296 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the URI passed in 297 * is invalid. 298 * @hide 299 */ 300 public static final int INSTALL_FAILED_INVALID_URI = -3; 301 302 /** 303 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 304 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if the package manager 305 * service found that the device didn't have enough storage space to install the app. 306 * @hide 307 */ 308 public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE = -4; 309 310 /** 311 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 312 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if a 313 * package is already installed with the same name. 314 * @hide 315 */ 316 public static final int INSTALL_FAILED_DUPLICATE_PACKAGE = -5; 317 318 /** 319 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 320 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 321 * the requested shared user does not exist. 322 * @hide 323 */ 324 public static final int INSTALL_FAILED_NO_SHARED_USER = -6; 325 326 /** 327 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 328 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 329 * a previously installed package of the same name has a different signature 330 * than the new package (and the old package's data was not removed). 331 * @hide 332 */ 333 public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE = -7; 334 335 /** 336 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 337 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 338 * the new package is requested a shared user which is already installed on the 339 * device and does not have matching signature. 340 * @hide 341 */ 342 public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE = -8; 343 344 /** 345 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 346 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 347 * the new package uses a shared library that is not available. 348 * @hide 349 */ 350 public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY = -9; 351 352 /** 353 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 354 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 355 * the new package uses a shared library that is not available. 356 * @hide 357 */ 358 public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE = -10; 359 360 /** 361 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 362 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 363 * the new package failed while optimizing and validating its dex files, 364 * either because there was not enough storage or the validation failed. 365 * @hide 366 */ 367 public static final int INSTALL_FAILED_DEXOPT = -11; 368 369 /** 370 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 371 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 372 * the new package failed because the current SDK version is older than 373 * that required by the package. 374 * @hide 375 */ 376 public static final int INSTALL_FAILED_OLDER_SDK = -12; 377 378 /** 379 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 380 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 381 * the new package failed because it contains a content provider with the 382 * same authority as a provider already installed in the system. 383 * @hide 384 */ 385 public static final int INSTALL_FAILED_CONFLICTING_PROVIDER = -13; 386 387 /** 388 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 389 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 390 * the new package failed because the current SDK version is newer than 391 * that required by the package. 392 * @hide 393 */ 394 public static final int INSTALL_FAILED_NEWER_SDK = -14; 395 396 /** 397 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 398 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 399 * the new package failed because it has specified that it is a test-only 400 * package and the caller has not supplied the {@link #INSTALL_ALLOW_TEST} 401 * flag. 402 * @hide 403 */ 404 public static final int INSTALL_FAILED_TEST_ONLY = -15; 405 406 /** 407 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 408 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 409 * the package being installed contains native code, but none that is 410 * compatible with the the device's CPU_ABI. 411 * @hide 412 */ 413 public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE = -16; 414 415 /** 416 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 417 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 418 * the new package uses a feature that is not available. 419 * @hide 420 */ 421 public static final int INSTALL_FAILED_MISSING_FEATURE = -17; 422 423 // ------ Errors related to sdcard 424 /** 425 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 426 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 427 * a secure container mount point couldn't be accessed on external media. 428 * @hide 429 */ 430 public static final int INSTALL_FAILED_CONTAINER_ERROR = -18; 431 432 /** 433 * Installation return code: this is passed to the {@link IPackageInstallObserver} by 434 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} if 435 * the new package couldn't be installed in the specified install 436 * location. 437 * @hide 438 */ 439 public static final int INSTALL_FAILED_INVALID_INSTALL_LOCATION = -19; 440 441 /** 442 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 443 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 444 * if the parser was given a path that is not a file, or does not end with the expected 445 * '.apk' extension. 446 * @hide 447 */ 448 public static final int INSTALL_PARSE_FAILED_NOT_APK = -100; 449 450 /** 451 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 452 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 453 * if the parser was unable to retrieve the AndroidManifest.xml file. 454 * @hide 455 */ 456 public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST = -101; 457 458 /** 459 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 460 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 461 * if the parser encountered an unexpected exception. 462 * @hide 463 */ 464 public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION = -102; 465 466 /** 467 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 468 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 469 * if the parser did not find any certificates in the .apk. 470 * @hide 471 */ 472 public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES = -103; 473 474 /** 475 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 476 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 477 * if the parser found inconsistent certificates on the files in the .apk. 478 * @hide 479 */ 480 public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104; 481 482 /** 483 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 484 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 485 * if the parser encountered a CertificateEncodingException in one of the 486 * files in the .apk. 487 * @hide 488 */ 489 public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING = -105; 490 491 /** 492 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 493 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 494 * if the parser encountered a bad or missing package name in the manifest. 495 * @hide 496 */ 497 public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME = -106; 498 499 /** 500 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 501 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 502 * if the parser encountered a bad shared user id name in the manifest. 503 * @hide 504 */ 505 public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID = -107; 506 507 /** 508 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 509 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 510 * if the parser encountered some structural problem in the manifest. 511 * @hide 512 */ 513 public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED = -108; 514 515 /** 516 * Installation parse return code: this is passed to the {@link IPackageInstallObserver} by 517 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 518 * if the parser did not find any actionable tags (instrumentation or application) 519 * in the manifest. 520 * @hide 521 */ 522 public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY = -109; 523 524 /** 525 * Installation failed return code: this is passed to the {@link IPackageInstallObserver} by 526 * {@link #installPackage(android.net.Uri, IPackageInstallObserver, int)} 527 * if the system failed to install the package because of system issues. 528 * @hide 529 */ 530 public static final int INSTALL_FAILED_INTERNAL_ERROR = -110; 531 532 /** 533 * Indicates the state of installation. Used by PackageManager to 534 * figure out incomplete installations. Say a package is being installed 535 * (the state is set to PKG_INSTALL_INCOMPLETE) and remains so till 536 * the package installation is successful or unsuccesful lin which case 537 * the PackageManager will no longer maintain state information associated 538 * with the package. If some exception(like device freeze or battery being 539 * pulled out) occurs during installation of a package, the PackageManager 540 * needs this information to clean up the previously failed installation. 541 */ 542 public static final int PKG_INSTALL_INCOMPLETE = 0; 543 public static final int PKG_INSTALL_COMPLETE = 1; 544 545 /** 546 * Flag parameter for {@link #deletePackage} to indicate that you don't want to delete the 547 * package's data directory. 548 * 549 * @hide 550 */ 551 public static final int DONT_DELETE_DATA = 0x00000001; 552 553 /** 554 * Feature for {@link #getSystemAvailableFeatures} and 555 * {@link #hasSystemFeature}: The device has a camera facing away 556 * from the screen. 557 */ 558 @SdkConstant(SdkConstantType.FEATURE) 559 public static final String FEATURE_CAMERA = "android.hardware.camera"; 560 561 /** 562 * Feature for {@link #getSystemAvailableFeatures} and 563 * {@link #hasSystemFeature}: The device's camera supports auto-focus. 564 */ 565 @SdkConstant(SdkConstantType.FEATURE) 566 public static final String FEATURE_CAMERA_AUTOFOCUS = "android.hardware.camera.autofocus"; 567 568 /** 569 * Feature for {@link #getSystemAvailableFeatures} and 570 * {@link #hasSystemFeature}: The device's camera supports flash. 571 */ 572 @SdkConstant(SdkConstantType.FEATURE) 573 public static final String FEATURE_CAMERA_FLASH = "android.hardware.camera.flash"; 574 575 /** 576 * Feature for {@link #getSystemAvailableFeatures} and 577 * {@link #hasSystemFeature}: The device includes a light sensor. 578 */ 579 @SdkConstant(SdkConstantType.FEATURE) 580 public static final String FEATURE_SENSOR_LIGHT = "android.hardware.sensor.light"; 581 582 /** 583 * Feature for {@link #getSystemAvailableFeatures} and 584 * {@link #hasSystemFeature}: The device includes a proximity sensor. 585 */ 586 @SdkConstant(SdkConstantType.FEATURE) 587 public static final String FEATURE_SENSOR_PROXIMITY = "android.hardware.sensor.proximity"; 588 589 /** 590 * Feature for {@link #getSystemAvailableFeatures} and 591 * {@link #hasSystemFeature}: The device has a telephony radio with data 592 * communication support. 593 */ 594 @SdkConstant(SdkConstantType.FEATURE) 595 public static final String FEATURE_TELEPHONY = "android.hardware.telephony"; 596 597 /** 598 * Feature for {@link #getSystemAvailableFeatures} and 599 * {@link #hasSystemFeature}: The device has a CDMA telephony stack. 600 */ 601 @SdkConstant(SdkConstantType.FEATURE) 602 public static final String FEATURE_TELEPHONY_CDMA = "android.hardware.telephony.cdma"; 603 604 /** 605 * Feature for {@link #getSystemAvailableFeatures} and 606 * {@link #hasSystemFeature}: The device has a GSM telephony stack. 607 */ 608 @SdkConstant(SdkConstantType.FEATURE) 609 public static final String FEATURE_TELEPHONY_GSM = "android.hardware.telephony.gsm"; 610 611 /** 612 * Feature for {@link #getSystemAvailableFeatures} and 613 * {@link #hasSystemFeature}: The device's touch screen supports multitouch. 614 */ 615 @SdkConstant(SdkConstantType.FEATURE) 616 public static final String FEATURE_TOUCHSCREEN_MULTITOUCH = "android.hardware.touchscreen.multitouch"; 617 618 /** 619 * Feature for {@link #getSystemAvailableFeatures} and 620 * {@link #hasSystemFeature}: The device supports live wallpapers. 621 */ 622 @SdkConstant(SdkConstantType.FEATURE) 623 public static final String FEATURE_LIVE_WALLPAPER = "android.software.live_wallpaper"; 624 625 /** 626 * Action to external storage service to clean out removed apps. 627 * @hide 628 */ 629 public static final String ACTION_CLEAN_EXTERNAL_STORAGE 630 = "android.content.pm.CLEAN_EXTERNAL_STORAGE"; 631 632 /** 633 * Retrieve overall information about an application package that is 634 * installed on the system. 635 * 636 * <p>Throws {@link NameNotFoundException} if a package with the given 637 * name can not be found on the system. 638 * 639 * @param packageName The full name (i.e. com.google.apps.contacts) of the 640 * desired package. 641 642 * @param flags Additional option flags. Use any combination of 643 * {@link #GET_ACTIVITIES}, 644 * {@link #GET_GIDS}, 645 * {@link #GET_CONFIGURATIONS}, 646 * {@link #GET_INSTRUMENTATION}, 647 * {@link #GET_PERMISSIONS}, 648 * {@link #GET_PROVIDERS}, 649 * {@link #GET_RECEIVERS}, 650 * {@link #GET_SERVICES}, 651 * {@link #GET_SIGNATURES}, 652 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 653 * 654 * @return Returns a PackageInfo object containing information about the package. 655 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 656 * found in the list of installed applications, the package information is 657 * retrieved from the list of uninstalled applications(which includes 658 * installed applications as well as applications 659 * with data directory ie applications which had been 660 * deleted with DONT_DELTE_DATA flag set). 661 * 662 * @see #GET_ACTIVITIES 663 * @see #GET_GIDS 664 * @see #GET_CONFIGURATIONS 665 * @see #GET_INSTRUMENTATION 666 * @see #GET_PERMISSIONS 667 * @see #GET_PROVIDERS 668 * @see #GET_RECEIVERS 669 * @see #GET_SERVICES 670 * @see #GET_SIGNATURES 671 * @see #GET_UNINSTALLED_PACKAGES 672 * 673 */ 674 public abstract PackageInfo getPackageInfo(String packageName, int flags) 675 throws NameNotFoundException; 676 677 /** 678 * Map from the current package names in use on the device to whatever 679 * the current canonical name of that package is. 680 * @param names Array of current names to be mapped. 681 * @return Returns an array of the same size as the original, containing 682 * the canonical name for each package. 683 */ 684 public abstract String[] currentToCanonicalPackageNames(String[] names); 685 686 /** 687 * Map from a packages canonical name to the current name in use on the device. 688 * @param names Array of new names to be mapped. 689 * @return Returns an array of the same size as the original, containing 690 * the current name for each package. 691 */ 692 public abstract String[] canonicalToCurrentPackageNames(String[] names); 693 694 /** 695 * Return a "good" intent to launch a front-door activity in a package, 696 * for use for example to implement an "open" button when browsing through 697 * packages. The current implementation will look first for a main 698 * activity in the category {@link Intent#CATEGORY_INFO}, next for a 699 * main activity in the category {@link Intent#CATEGORY_LAUNCHER}, or return 700 * null if neither are found. 701 * 702 * <p>Throws {@link NameNotFoundException} if a package with the given 703 * name can not be found on the system. 704 * 705 * @param packageName The name of the package to inspect. 706 * 707 * @return Returns either a fully-qualified Intent that can be used to 708 * launch the main activity in the package, or null if the package does 709 * not contain such an activity. 710 */ 711 public abstract Intent getLaunchIntentForPackage(String packageName); 712 713 /** 714 * Return an array of all of the secondary group-ids that have been 715 * assigned to a package. 716 * 717 * <p>Throws {@link NameNotFoundException} if a package with the given 718 * name can not be found on the system. 719 * 720 * @param packageName The full name (i.e. com.google.apps.contacts) of the 721 * desired package. 722 * 723 * @return Returns an int array of the assigned gids, or null if there 724 * are none. 725 */ 726 public abstract int[] getPackageGids(String packageName) 727 throws NameNotFoundException; 728 729 /** 730 * Retrieve all of the information we know about a particular permission. 731 * 732 * <p>Throws {@link NameNotFoundException} if a permission with the given 733 * name can not be found on the system. 734 * 735 * @param name The fully qualified name (i.e. com.google.permission.LOGIN) 736 * of the permission you are interested in. 737 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 738 * retrieve any meta-data associated with the permission. 739 * 740 * @return Returns a {@link PermissionInfo} containing information about the 741 * permission. 742 */ 743 public abstract PermissionInfo getPermissionInfo(String name, int flags) 744 throws NameNotFoundException; 745 746 /** 747 * Query for all of the permissions associated with a particular group. 748 * 749 * <p>Throws {@link NameNotFoundException} if the given group does not 750 * exist. 751 * 752 * @param group The fully qualified name (i.e. com.google.permission.LOGIN) 753 * of the permission group you are interested in. Use null to 754 * find all of the permissions not associated with a group. 755 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 756 * retrieve any meta-data associated with the permissions. 757 * 758 * @return Returns a list of {@link PermissionInfo} containing information 759 * about all of the permissions in the given group. 760 */ 761 public abstract List<PermissionInfo> queryPermissionsByGroup(String group, 762 int flags) throws NameNotFoundException; 763 764 /** 765 * Retrieve all of the information we know about a particular group of 766 * permissions. 767 * 768 * <p>Throws {@link NameNotFoundException} if a permission group with the given 769 * name can not be found on the system. 770 * 771 * @param name The fully qualified name (i.e. com.google.permission_group.APPS) 772 * of the permission you are interested in. 773 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 774 * retrieve any meta-data associated with the permission group. 775 * 776 * @return Returns a {@link PermissionGroupInfo} containing information 777 * about the permission. 778 */ 779 public abstract PermissionGroupInfo getPermissionGroupInfo(String name, 780 int flags) throws NameNotFoundException; 781 782 /** 783 * Retrieve all of the known permission groups in the system. 784 * 785 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 786 * retrieve any meta-data associated with the permission group. 787 * 788 * @return Returns a list of {@link PermissionGroupInfo} containing 789 * information about all of the known permission groups. 790 */ 791 public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); 792 793 /** 794 * Retrieve all of the information we know about a particular 795 * package/application. 796 * 797 * <p>Throws {@link NameNotFoundException} if an application with the given 798 * package name can not be found on the system. 799 * 800 * @param packageName The full name (i.e. com.google.apps.contacts) of an 801 * application. 802 * @param flags Additional option flags. Use any combination of 803 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 804 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 805 * 806 * @return {@link ApplicationInfo} Returns ApplicationInfo object containing 807 * information about the package. 808 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 809 * found in the list of installed applications, 810 * the application information is retrieved from the 811 * list of uninstalled applications(which includes 812 * installed applications as well as applications 813 * with data directory ie applications which had been 814 * deleted with DONT_DELTE_DATA flag set). 815 * 816 * @see #GET_META_DATA 817 * @see #GET_SHARED_LIBRARY_FILES 818 * @see #GET_UNINSTALLED_PACKAGES 819 */ 820 public abstract ApplicationInfo getApplicationInfo(String packageName, 821 int flags) throws NameNotFoundException; 822 823 /** 824 * Retrieve all of the information we know about a particular activity 825 * class. 826 * 827 * <p>Throws {@link NameNotFoundException} if an activity with the given 828 * class name can not be found on the system. 829 * 830 * @param className The full name (i.e. 831 * com.google.apps.contacts.ContactsList) of an Activity 832 * class. 833 * @param flags Additional option flags. Use any combination of 834 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 835 * to modify the data (in ApplicationInfo) returned. 836 * 837 * @return {@link ActivityInfo} containing information about the activity. 838 * 839 * @see #GET_INTENT_FILTERS 840 * @see #GET_META_DATA 841 * @see #GET_SHARED_LIBRARY_FILES 842 */ 843 public abstract ActivityInfo getActivityInfo(ComponentName className, 844 int flags) throws NameNotFoundException; 845 846 /** 847 * Retrieve all of the information we know about a particular receiver 848 * class. 849 * 850 * <p>Throws {@link NameNotFoundException} if a receiver with the given 851 * class name can not be found on the system. 852 * 853 * @param className The full name (i.e. 854 * com.google.apps.contacts.CalendarAlarm) of a Receiver 855 * class. 856 * @param flags Additional option flags. Use any combination of 857 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 858 * to modify the data returned. 859 * 860 * @return {@link ActivityInfo} containing information about the receiver. 861 * 862 * @see #GET_INTENT_FILTERS 863 * @see #GET_META_DATA 864 * @see #GET_SHARED_LIBRARY_FILES 865 */ 866 public abstract ActivityInfo getReceiverInfo(ComponentName className, 867 int flags) throws NameNotFoundException; 868 869 /** 870 * Retrieve all of the information we know about a particular service 871 * class. 872 * 873 * <p>Throws {@link NameNotFoundException} if a service with the given 874 * class name can not be found on the system. 875 * 876 * @param className The full name (i.e. 877 * com.google.apps.media.BackgroundPlayback) of a Service 878 * class. 879 * @param flags Additional option flags. Use any combination of 880 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 881 * to modify the data returned. 882 * 883 * @return ServiceInfo containing information about the service. 884 * 885 * @see #GET_META_DATA 886 * @see #GET_SHARED_LIBRARY_FILES 887 */ 888 public abstract ServiceInfo getServiceInfo(ComponentName className, 889 int flags) throws NameNotFoundException; 890 891 /** 892 * Return a List of all packages that are installed 893 * on the device. 894 * 895 * @param flags Additional option flags. Use any combination of 896 * {@link #GET_ACTIVITIES}, 897 * {@link #GET_GIDS}, 898 * {@link #GET_CONFIGURATIONS}, 899 * {@link #GET_INSTRUMENTATION}, 900 * {@link #GET_PERMISSIONS}, 901 * {@link #GET_PROVIDERS}, 902 * {@link #GET_RECEIVERS}, 903 * {@link #GET_SERVICES}, 904 * {@link #GET_SIGNATURES}, 905 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 906 * 907 * @return A List of PackageInfo objects, one for each package that is 908 * installed on the device. In the unlikely case of there being no 909 * installed packages, an empty list is returned. 910 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 911 * applications including those deleted with DONT_DELETE_DATA 912 * (partially installed apps with data directory) will be returned. 913 * 914 * @see #GET_ACTIVITIES 915 * @see #GET_GIDS 916 * @see #GET_CONFIGURATIONS 917 * @see #GET_INSTRUMENTATION 918 * @see #GET_PERMISSIONS 919 * @see #GET_PROVIDERS 920 * @see #GET_RECEIVERS 921 * @see #GET_SERVICES 922 * @see #GET_SIGNATURES 923 * @see #GET_UNINSTALLED_PACKAGES 924 * 925 */ 926 public abstract List<PackageInfo> getInstalledPackages(int flags); 927 928 /** 929 * Check whether a particular package has been granted a particular 930 * permission. 931 * 932 * @param permName The name of the permission you are checking for, 933 * @param pkgName The name of the package you are checking against. 934 * 935 * @return If the package has the permission, PERMISSION_GRANTED is 936 * returned. If it does not have the permission, PERMISSION_DENIED 937 * is returned. 938 * 939 * @see #PERMISSION_GRANTED 940 * @see #PERMISSION_DENIED 941 */ 942 public abstract int checkPermission(String permName, String pkgName); 943 944 /** 945 * Add a new dynamic permission to the system. For this to work, your 946 * package must have defined a permission tree through the 947 * {@link android.R.styleable#AndroidManifestPermissionTree 948 * <permission-tree>} tag in its manifest. A package can only add 949 * permissions to trees that were defined by either its own package or 950 * another with the same user id; a permission is in a tree if it 951 * matches the name of the permission tree + ".": for example, 952 * "com.foo.bar" is a member of the permission tree "com.foo". 953 * 954 * <p>It is good to make your permission tree name descriptive, because you 955 * are taking possession of that entire set of permission names. Thus, it 956 * must be under a domain you control, with a suffix that will not match 957 * any normal permissions that may be declared in any applications that 958 * are part of that domain. 959 * 960 * <p>New permissions must be added before 961 * any .apks are installed that use those permissions. Permissions you 962 * add through this method are remembered across reboots of the device. 963 * If the given permission already exists, the info you supply here 964 * will be used to update it. 965 * 966 * @param info Description of the permission to be added. 967 * 968 * @return Returns true if a new permission was created, false if an 969 * existing one was updated. 970 * 971 * @throws SecurityException if you are not allowed to add the 972 * given permission name. 973 * 974 * @see #removePermission(String) 975 */ 976 public abstract boolean addPermission(PermissionInfo info); 977 978 /** 979 * Removes a permission that was previously added with 980 * {@link #addPermission(PermissionInfo)}. The same ownership rules apply 981 * -- you are only allowed to remove permissions that you are allowed 982 * to add. 983 * 984 * @param name The name of the permission to remove. 985 * 986 * @throws SecurityException if you are not allowed to remove the 987 * given permission name. 988 * 989 * @see #addPermission(PermissionInfo) 990 */ 991 public abstract void removePermission(String name); 992 993 /** 994 * Compare the signatures of two packages to determine if the same 995 * signature appears in both of them. If they do contain the same 996 * signature, then they are allowed special privileges when working 997 * with each other: they can share the same user-id, run instrumentation 998 * against each other, etc. 999 * 1000 * @param pkg1 First package name whose signature will be compared. 1001 * @param pkg2 Second package name whose signature will be compared. 1002 * @return Returns an integer indicating whether there is a matching 1003 * signature: the value is >= 0 if there is a match (or neither package 1004 * is signed), or < 0 if there is not a match. The match result can be 1005 * further distinguished with the success (>= 0) constants 1006 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 1007 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 1008 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1009 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1010 * 1011 * @see #checkSignatures(int, int) 1012 * @see #SIGNATURE_MATCH 1013 * @see #SIGNATURE_NEITHER_SIGNED 1014 * @see #SIGNATURE_FIRST_NOT_SIGNED 1015 * @see #SIGNATURE_SECOND_NOT_SIGNED 1016 * @see #SIGNATURE_NO_MATCH 1017 * @see #SIGNATURE_UNKNOWN_PACKAGE 1018 */ 1019 public abstract int checkSignatures(String pkg1, String pkg2); 1020 1021 /** 1022 * Like {@link #checkSignatures(String, String)}, but takes UIDs of 1023 * the two packages to be checked. This can be useful, for example, 1024 * when doing the check in an IPC, where the UID is the only identity 1025 * available. It is functionally identical to determining the package 1026 * associated with the UIDs and checking their signatures. 1027 * 1028 * @param uid1 First UID whose signature will be compared. 1029 * @param uid2 Second UID whose signature will be compared. 1030 * @return Returns an integer indicating whether there is a matching 1031 * signature: the value is >= 0 if there is a match (or neither package 1032 * is signed), or < 0 if there is not a match. The match result can be 1033 * further distinguished with the success (>= 0) constants 1034 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 1035 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 1036 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1037 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1038 * 1039 * @see #checkSignatures(int, int) 1040 * @see #SIGNATURE_MATCH 1041 * @see #SIGNATURE_NEITHER_SIGNED 1042 * @see #SIGNATURE_FIRST_NOT_SIGNED 1043 * @see #SIGNATURE_SECOND_NOT_SIGNED 1044 * @see #SIGNATURE_NO_MATCH 1045 * @see #SIGNATURE_UNKNOWN_PACKAGE 1046 */ 1047 public abstract int checkSignatures(int uid1, int uid2); 1048 1049 /** 1050 * Retrieve the names of all packages that are associated with a particular 1051 * user id. In most cases, this will be a single package name, the package 1052 * that has been assigned that user id. Where there are multiple packages 1053 * sharing the same user id through the "sharedUserId" mechanism, all 1054 * packages with that id will be returned. 1055 * 1056 * @param uid The user id for which you would like to retrieve the 1057 * associated packages. 1058 * 1059 * @return Returns an array of one or more packages assigned to the user 1060 * id, or null if there are no known packages with the given id. 1061 */ 1062 public abstract String[] getPackagesForUid(int uid); 1063 1064 /** 1065 * Retrieve the official name associated with a user id. This name is 1066 * guaranteed to never change, though it is possibly for the underlying 1067 * user id to be changed. That is, if you are storing information about 1068 * user ids in persistent storage, you should use the string returned 1069 * by this function instead of the raw user-id. 1070 * 1071 * @param uid The user id for which you would like to retrieve a name. 1072 * @return Returns a unique name for the given user id, or null if the 1073 * user id is not currently assigned. 1074 */ 1075 public abstract String getNameForUid(int uid); 1076 1077 /** 1078 * Return the user id associated with a shared user name. Multiple 1079 * applications can specify a shared user name in their manifest and thus 1080 * end up using a common uid. This might be used for new applications 1081 * that use an existing shared user name and need to know the uid of the 1082 * shared user. 1083 * 1084 * @param sharedUserName The shared user name whose uid is to be retrieved. 1085 * @return Returns the uid associated with the shared user, or NameNotFoundException 1086 * if the shared user name is not being used by any installed packages 1087 * @hide 1088 */ 1089 public abstract int getUidForSharedUser(String sharedUserName) 1090 throws NameNotFoundException; 1091 1092 /** 1093 * Return a List of all application packages that are installed on the 1094 * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all 1095 * applications including those deleted with DONT_DELETE_DATA(partially 1096 * installed apps with data directory) will be returned. 1097 * 1098 * @param flags Additional option flags. Use any combination of 1099 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 1100 * {link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 1101 * 1102 * @return A List of ApplicationInfo objects, one for each application that 1103 * is installed on the device. In the unlikely case of there being 1104 * no installed applications, an empty list is returned. 1105 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 1106 * applications including those deleted with DONT_DELETE_DATA 1107 * (partially installed apps with data directory) will be returned. 1108 * 1109 * @see #GET_META_DATA 1110 * @see #GET_SHARED_LIBRARY_FILES 1111 * @see #GET_UNINSTALLED_PACKAGES 1112 */ 1113 public abstract List<ApplicationInfo> getInstalledApplications(int flags); 1114 1115 /** 1116 * Get a list of shared libraries that are available on the 1117 * system. 1118 * 1119 * @return An array of shared library names that are 1120 * available on the system, or null if none are installed. 1121 * 1122 */ 1123 public abstract String[] getSystemSharedLibraryNames(); 1124 1125 /** 1126 * Get a list of features that are available on the 1127 * system. 1128 * 1129 * @return An array of FeatureInfo classes describing the features 1130 * that are available on the system, or null if there are none(!!). 1131 */ 1132 public abstract FeatureInfo[] getSystemAvailableFeatures(); 1133 1134 /** 1135 * Check whether the given feature name is one of the available 1136 * features as returned by {@link #getSystemAvailableFeatures()}. 1137 * 1138 * @return Returns true if the devices supports the feature, else 1139 * false. 1140 */ 1141 public abstract boolean hasSystemFeature(String name); 1142 1143 /** 1144 * Determine the best action to perform for a given Intent. This is how 1145 * {@link Intent#resolveActivity} finds an activity if a class has not 1146 * been explicitly specified. 1147 * 1148 * @param intent An intent containing all of the desired specification 1149 * (action, data, type, category, and/or component). 1150 * @param flags Additional option flags. The most important is 1151 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1152 * those activities that support the CATEGORY_DEFAULT. 1153 * 1154 * @return Returns a ResolveInfo containing the final activity intent that 1155 * was determined to be the best action. Returns null if no 1156 * matching activity was found. If multiple matching activities are 1157 * found and there is no default set, returns a ResolveInfo 1158 * containing something else, such as the activity resolver. 1159 * 1160 * @see #MATCH_DEFAULT_ONLY 1161 * @see #GET_INTENT_FILTERS 1162 * @see #GET_RESOLVED_FILTER 1163 */ 1164 public abstract ResolveInfo resolveActivity(Intent intent, int flags); 1165 1166 /** 1167 * Retrieve all activities that can be performed for the given intent. 1168 * 1169 * @param intent The desired intent as per resolveActivity(). 1170 * @param flags Additional option flags. The most important is 1171 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1172 * those activities that support the CATEGORY_DEFAULT. 1173 * 1174 * @return A List<ResolveInfo> containing one entry for each matching 1175 * Activity. These are ordered from best to worst match -- that 1176 * is, the first item in the list is what is returned by 1177 * resolveActivity(). If there are no matching activities, an empty 1178 * list is returned. 1179 * 1180 * @see #MATCH_DEFAULT_ONLY 1181 * @see #GET_INTENT_FILTERS 1182 * @see #GET_RESOLVED_FILTER 1183 */ 1184 public abstract List<ResolveInfo> queryIntentActivities(Intent intent, 1185 int flags); 1186 1187 /** 1188 * Retrieve a set of activities that should be presented to the user as 1189 * similar options. This is like {@link #queryIntentActivities}, except it 1190 * also allows you to supply a list of more explicit Intents that you would 1191 * like to resolve to particular options, and takes care of returning the 1192 * final ResolveInfo list in a reasonable order, with no duplicates, based 1193 * on those inputs. 1194 * 1195 * @param caller The class name of the activity that is making the 1196 * request. This activity will never appear in the output 1197 * list. Can be null. 1198 * @param specifics An array of Intents that should be resolved to the 1199 * first specific results. Can be null. 1200 * @param intent The desired intent as per resolveActivity(). 1201 * @param flags Additional option flags. The most important is 1202 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1203 * those activities that support the CATEGORY_DEFAULT. 1204 * 1205 * @return A List<ResolveInfo> containing one entry for each matching 1206 * Activity. These are ordered first by all of the intents resolved 1207 * in <var>specifics</var> and then any additional activities that 1208 * can handle <var>intent</var> but did not get included by one of 1209 * the <var>specifics</var> intents. If there are no matching 1210 * activities, an empty list is returned. 1211 * 1212 * @see #MATCH_DEFAULT_ONLY 1213 * @see #GET_INTENT_FILTERS 1214 * @see #GET_RESOLVED_FILTER 1215 */ 1216 public abstract List<ResolveInfo> queryIntentActivityOptions( 1217 ComponentName caller, Intent[] specifics, Intent intent, int flags); 1218 1219 /** 1220 * Retrieve all receivers that can handle a broadcast of the given intent. 1221 * 1222 * @param intent The desired intent as per resolveActivity(). 1223 * @param flags Additional option flags. The most important is 1224 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1225 * those activities that support the CATEGORY_DEFAULT. 1226 * 1227 * @return A List<ResolveInfo> containing one entry for each matching 1228 * Receiver. These are ordered from first to last in priority. If 1229 * there are no matching receivers, an empty list is returned. 1230 * 1231 * @see #MATCH_DEFAULT_ONLY 1232 * @see #GET_INTENT_FILTERS 1233 * @see #GET_RESOLVED_FILTER 1234 */ 1235 public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, 1236 int flags); 1237 1238 /** 1239 * Determine the best service to handle for a given Intent. 1240 * 1241 * @param intent An intent containing all of the desired specification 1242 * (action, data, type, category, and/or component). 1243 * @param flags Additional option flags. 1244 * 1245 * @return Returns a ResolveInfo containing the final service intent that 1246 * was determined to be the best action. Returns null if no 1247 * matching service was found. 1248 * 1249 * @see #GET_INTENT_FILTERS 1250 * @see #GET_RESOLVED_FILTER 1251 */ 1252 public abstract ResolveInfo resolveService(Intent intent, int flags); 1253 1254 /** 1255 * Retrieve all services that can match the given intent. 1256 * 1257 * @param intent The desired intent as per resolveService(). 1258 * @param flags Additional option flags. 1259 * 1260 * @return A List<ResolveInfo> containing one entry for each matching 1261 * ServiceInfo. These are ordered from best to worst match -- that 1262 * is, the first item in the list is what is returned by 1263 * resolveService(). If there are no matching services, an empty 1264 * list is returned. 1265 * 1266 * @see #GET_INTENT_FILTERS 1267 * @see #GET_RESOLVED_FILTER 1268 */ 1269 public abstract List<ResolveInfo> queryIntentServices(Intent intent, 1270 int flags); 1271 1272 /** 1273 * Find a single content provider by its base path name. 1274 * 1275 * @param name The name of the provider to find. 1276 * @param flags Additional option flags. Currently should always be 0. 1277 * 1278 * @return ContentProviderInfo Information about the provider, if found, 1279 * else null. 1280 */ 1281 public abstract ProviderInfo resolveContentProvider(String name, 1282 int flags); 1283 1284 /** 1285 * Retrieve content provider information. 1286 * 1287 * <p><em>Note: unlike most other methods, an empty result set is indicated 1288 * by a null return instead of an empty list.</em> 1289 * 1290 * @param processName If non-null, limits the returned providers to only 1291 * those that are hosted by the given process. If null, 1292 * all content providers are returned. 1293 * @param uid If <var>processName</var> is non-null, this is the required 1294 * uid owning the requested content providers. 1295 * @param flags Additional option flags. Currently should always be 0. 1296 * 1297 * @return A List<ContentProviderInfo> containing one entry for each 1298 * content provider either patching <var>processName</var> or, if 1299 * <var>processName</var> is null, all known content providers. 1300 * <em>If there are no matching providers, null is returned.</em> 1301 */ 1302 public abstract List<ProviderInfo> queryContentProviders( 1303 String processName, int uid, int flags); 1304 1305 /** 1306 * Retrieve all of the information we know about a particular 1307 * instrumentation class. 1308 * 1309 * <p>Throws {@link NameNotFoundException} if instrumentation with the 1310 * given class name can not be found on the system. 1311 * 1312 * @param className The full name (i.e. 1313 * com.google.apps.contacts.InstrumentList) of an 1314 * Instrumentation class. 1315 * @param flags Additional option flags. Currently should always be 0. 1316 * 1317 * @return InstrumentationInfo containing information about the 1318 * instrumentation. 1319 */ 1320 public abstract InstrumentationInfo getInstrumentationInfo( 1321 ComponentName className, int flags) throws NameNotFoundException; 1322 1323 /** 1324 * Retrieve information about available instrumentation code. May be used 1325 * to retrieve either all instrumentation code, or only the code targeting 1326 * a particular package. 1327 * 1328 * @param targetPackage If null, all instrumentation is returned; only the 1329 * instrumentation targeting this package name is 1330 * returned. 1331 * @param flags Additional option flags. Currently should always be 0. 1332 * 1333 * @return A List<InstrumentationInfo> containing one entry for each 1334 * matching available Instrumentation. Returns an empty list if 1335 * there is no instrumentation available for the given package. 1336 */ 1337 public abstract List<InstrumentationInfo> queryInstrumentation( 1338 String targetPackage, int flags); 1339 1340 /** 1341 * Retrieve an image from a package. This is a low-level API used by 1342 * the various package manager info structures (such as 1343 * {@link ComponentInfo} to implement retrieval of their associated 1344 * icon. 1345 * 1346 * @param packageName The name of the package that this icon is coming from. 1347 * Can not be null. 1348 * @param resid The resource identifier of the desired image. Can not be 0. 1349 * @param appInfo Overall information about <var>packageName</var>. This 1350 * may be null, in which case the application information will be retrieved 1351 * for you if needed; if you already have this information around, it can 1352 * be much more efficient to supply it here. 1353 * 1354 * @return Returns a Drawable holding the requested image. Returns null if 1355 * an image could not be found for any reason. 1356 */ 1357 public abstract Drawable getDrawable(String packageName, int resid, 1358 ApplicationInfo appInfo); 1359 1360 /** 1361 * Retrieve the icon associated with an activity. Given the full name of 1362 * an activity, retrieves the information about it and calls 1363 * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. 1364 * If the activity can not be found, NameNotFoundException is thrown. 1365 * 1366 * @param activityName Name of the activity whose icon is to be retrieved. 1367 * 1368 * @return Returns the image of the icon, or the default activity icon if 1369 * it could not be found. Does not return null. 1370 * @throws NameNotFoundException Thrown if the resources for the given 1371 * activity could not be loaded. 1372 * 1373 * @see #getActivityIcon(Intent) 1374 */ 1375 public abstract Drawable getActivityIcon(ComponentName activityName) 1376 throws NameNotFoundException; 1377 1378 /** 1379 * Retrieve the icon associated with an Intent. If intent.getClassName() is 1380 * set, this simply returns the result of 1381 * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's 1382 * component and returns the icon associated with the resolved component. 1383 * If intent.getClassName() can not be found or the Intent can not be resolved 1384 * to a component, NameNotFoundException is thrown. 1385 * 1386 * @param intent The intent for which you would like to retrieve an icon. 1387 * 1388 * @return Returns the image of the icon, or the default activity icon if 1389 * it could not be found. Does not return null. 1390 * @throws NameNotFoundException Thrown if the resources for application 1391 * matching the given intent could not be loaded. 1392 * 1393 * @see #getActivityIcon(ComponentName) 1394 */ 1395 public abstract Drawable getActivityIcon(Intent intent) 1396 throws NameNotFoundException; 1397 1398 /** 1399 * Return the generic icon for an activity that is used when no specific 1400 * icon is defined. 1401 * 1402 * @return Drawable Image of the icon. 1403 */ 1404 public abstract Drawable getDefaultActivityIcon(); 1405 1406 /** 1407 * Retrieve the icon associated with an application. If it has not defined 1408 * an icon, the default app icon is returned. Does not return null. 1409 * 1410 * @param info Information about application being queried. 1411 * 1412 * @return Returns the image of the icon, or the default application icon 1413 * if it could not be found. 1414 * 1415 * @see #getApplicationIcon(String) 1416 */ 1417 public abstract Drawable getApplicationIcon(ApplicationInfo info); 1418 1419 /** 1420 * Retrieve the icon associated with an application. Given the name of the 1421 * application's package, retrieves the information about it and calls 1422 * getApplicationIcon() to return its icon. If the application can not be 1423 * found, NameNotFoundException is thrown. 1424 * 1425 * @param packageName Name of the package whose application icon is to be 1426 * retrieved. 1427 * 1428 * @return Returns the image of the icon, or the default application icon 1429 * if it could not be found. Does not return null. 1430 * @throws NameNotFoundException Thrown if the resources for the given 1431 * application could not be loaded. 1432 * 1433 * @see #getApplicationIcon(ApplicationInfo) 1434 */ 1435 public abstract Drawable getApplicationIcon(String packageName) 1436 throws NameNotFoundException; 1437 1438 /** 1439 * Retrieve text from a package. This is a low-level API used by 1440 * the various package manager info structures (such as 1441 * {@link ComponentInfo} to implement retrieval of their associated 1442 * labels and other text. 1443 * 1444 * @param packageName The name of the package that this text is coming from. 1445 * Can not be null. 1446 * @param resid The resource identifier of the desired text. Can not be 0. 1447 * @param appInfo Overall information about <var>packageName</var>. This 1448 * may be null, in which case the application information will be retrieved 1449 * for you if needed; if you already have this information around, it can 1450 * be much more efficient to supply it here. 1451 * 1452 * @return Returns a CharSequence holding the requested text. Returns null 1453 * if the text could not be found for any reason. 1454 */ 1455 public abstract CharSequence getText(String packageName, int resid, 1456 ApplicationInfo appInfo); 1457 1458 /** 1459 * Retrieve an XML file from a package. This is a low-level API used to 1460 * retrieve XML meta data. 1461 * 1462 * @param packageName The name of the package that this xml is coming from. 1463 * Can not be null. 1464 * @param resid The resource identifier of the desired xml. Can not be 0. 1465 * @param appInfo Overall information about <var>packageName</var>. This 1466 * may be null, in which case the application information will be retrieved 1467 * for you if needed; if you already have this information around, it can 1468 * be much more efficient to supply it here. 1469 * 1470 * @return Returns an XmlPullParser allowing you to parse out the XML 1471 * data. Returns null if the xml resource could not be found for any 1472 * reason. 1473 */ 1474 public abstract XmlResourceParser getXml(String packageName, int resid, 1475 ApplicationInfo appInfo); 1476 1477 /** 1478 * Return the label to use for this application. 1479 * 1480 * @return Returns the label associated with this application, or null if 1481 * it could not be found for any reason. 1482 * @param info The application to get the label of 1483 */ 1484 public abstract CharSequence getApplicationLabel(ApplicationInfo info); 1485 1486 /** 1487 * Retrieve the resources associated with an activity. Given the full 1488 * name of an activity, retrieves the information about it and calls 1489 * getResources() to return its application's resources. If the activity 1490 * can not be found, NameNotFoundException is thrown. 1491 * 1492 * @param activityName Name of the activity whose resources are to be 1493 * retrieved. 1494 * 1495 * @return Returns the application's Resources. 1496 * @throws NameNotFoundException Thrown if the resources for the given 1497 * application could not be loaded. 1498 * 1499 * @see #getResourcesForApplication(ApplicationInfo) 1500 */ 1501 public abstract Resources getResourcesForActivity(ComponentName activityName) 1502 throws NameNotFoundException; 1503 1504 /** 1505 * Retrieve the resources for an application. Throws NameNotFoundException 1506 * if the package is no longer installed. 1507 * 1508 * @param app Information about the desired application. 1509 * 1510 * @return Returns the application's Resources. 1511 * @throws NameNotFoundException Thrown if the resources for the given 1512 * application could not be loaded (most likely because it was uninstalled). 1513 */ 1514 public abstract Resources getResourcesForApplication(ApplicationInfo app) 1515 throws NameNotFoundException; 1516 1517 /** 1518 * Retrieve the resources associated with an application. Given the full 1519 * package name of an application, retrieves the information about it and 1520 * calls getResources() to return its application's resources. If the 1521 * appPackageName can not be found, NameNotFoundException is thrown. 1522 * 1523 * @param appPackageName Package name of the application whose resources 1524 * are to be retrieved. 1525 * 1526 * @return Returns the application's Resources. 1527 * @throws NameNotFoundException Thrown if the resources for the given 1528 * application could not be loaded. 1529 * 1530 * @see #getResourcesForApplication(ApplicationInfo) 1531 */ 1532 public abstract Resources getResourcesForApplication(String appPackageName) 1533 throws NameNotFoundException; 1534 1535 /** 1536 * Retrieve overall information about an application package defined 1537 * in a package archive file 1538 * 1539 * @param archiveFilePath The path to the archive file 1540 * @param flags Additional option flags. Use any combination of 1541 * {@link #GET_ACTIVITIES}, 1542 * {@link #GET_GIDS}, 1543 * {@link #GET_CONFIGURATIONS}, 1544 * {@link #GET_INSTRUMENTATION}, 1545 * {@link #GET_PERMISSIONS}, 1546 * {@link #GET_PROVIDERS}, 1547 * {@link #GET_RECEIVERS}, 1548 * {@link #GET_SERVICES}, 1549 * {@link #GET_SIGNATURES}, to modify the data returned. 1550 * 1551 * @return Returns the information about the package. Returns 1552 * null if the package could not be successfully parsed. 1553 * 1554 * @see #GET_ACTIVITIES 1555 * @see #GET_GIDS 1556 * @see #GET_CONFIGURATIONS 1557 * @see #GET_INSTRUMENTATION 1558 * @see #GET_PERMISSIONS 1559 * @see #GET_PROVIDERS 1560 * @see #GET_RECEIVERS 1561 * @see #GET_SERVICES 1562 * @see #GET_SIGNATURES 1563 * 1564 */ 1565 public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { 1566 PackageParser packageParser = new PackageParser(archiveFilePath); 1567 DisplayMetrics metrics = new DisplayMetrics(); 1568 metrics.setToDefaults(); 1569 final File sourceFile = new File(archiveFilePath); 1570 PackageParser.Package pkg = packageParser.parsePackage( 1571 sourceFile, archiveFilePath, metrics, 0); 1572 if (pkg == null) { 1573 return null; 1574 } 1575 return PackageParser.generatePackageInfo(pkg, null, flags); 1576 } 1577 1578 /** 1579 * @hide 1580 * 1581 * Install a package. Since this may take a little while, the result will 1582 * be posted back to the given observer. An installation will fail if the calling context 1583 * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the 1584 * package named in the package file's manifest is already installed, or if there's no space 1585 * available on the device. 1586 * 1587 * @param packageURI The location of the package file to install. This can be a 'file:' or a 1588 * 'content:' URI. 1589 * @param observer An observer callback to get notified when the package installation is 1590 * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be 1591 * called when that happens. observer may be null to indicate that no callback is desired. 1592 * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK}, 1593 * {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}. 1594 * @param installerPackageName Optional package name of the application that is performing the 1595 * installation. This identifies which market the package came from. 1596 */ 1597 public abstract void installPackage( 1598 Uri packageURI, IPackageInstallObserver observer, int flags, 1599 String installerPackageName); 1600 1601 /** 1602 * Attempts to delete a package. Since this may take a little while, the result will 1603 * be posted back to the given observer. A deletion will fail if the calling context 1604 * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the 1605 * named package cannot be found, or if the named package is a "system package". 1606 * (TODO: include pointer to documentation on "system packages") 1607 * 1608 * @param packageName The name of the package to delete 1609 * @param observer An observer callback to get notified when the package deletion is 1610 * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be 1611 * called when that happens. observer may be null to indicate that no callback is desired. 1612 * @param flags - possible values: {@link #DONT_DELETE_DATA} 1613 * 1614 * @hide 1615 */ 1616 public abstract void deletePackage( 1617 String packageName, IPackageDeleteObserver observer, int flags); 1618 1619 /** 1620 * Retrieve the package name of the application that installed a package. This identifies 1621 * which market the package came from. 1622 * 1623 * @param packageName The name of the package to query 1624 */ 1625 public abstract String getInstallerPackageName(String packageName); 1626 1627 /** 1628 * Attempts to clear the user data directory of an application. 1629 * Since this may take a little while, the result will 1630 * be posted back to the given observer. A deletion will fail if the 1631 * named package cannot be found, or if the named package is a "system package". 1632 * 1633 * @param packageName The name of the package 1634 * @param observer An observer callback to get notified when the operation is finished 1635 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1636 * will be called when that happens. observer may be null to indicate that 1637 * no callback is desired. 1638 * 1639 * @hide 1640 */ 1641 public abstract void clearApplicationUserData(String packageName, 1642 IPackageDataObserver observer); 1643 /** 1644 * Attempts to delete the cache files associated with an application. 1645 * Since this may take a little while, the result will 1646 * be posted back to the given observer. A deletion will fail if the calling context 1647 * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the 1648 * named package cannot be found, or if the named package is a "system package". 1649 * 1650 * @param packageName The name of the package to delete 1651 * @param observer An observer callback to get notified when the cache file deletion 1652 * is complete. 1653 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1654 * will be called when that happens. observer may be null to indicate that 1655 * no callback is desired. 1656 * 1657 * @hide 1658 */ 1659 public abstract void deleteApplicationCacheFiles(String packageName, 1660 IPackageDataObserver observer); 1661 1662 /** 1663 * Free storage by deleting LRU sorted list of cache files across 1664 * all applications. If the currently available free storage 1665 * on the device is greater than or equal to the requested 1666 * free storage, no cache files are cleared. If the currently 1667 * available storage on the device is less than the requested 1668 * free storage, some or all of the cache files across 1669 * all applications are deleted (based on last accessed time) 1670 * to increase the free storage space on the device to 1671 * the requested value. There is no guarantee that clearing all 1672 * the cache files from all applications will clear up 1673 * enough storage to achieve the desired value. 1674 * @param freeStorageSize The number of bytes of storage to be 1675 * freed by the system. Say if freeStorageSize is XX, 1676 * and the current free storage is YY, 1677 * if XX is less than YY, just return. if not free XX-YY number 1678 * of bytes if possible. 1679 * @param observer call back used to notify when 1680 * the operation is completed 1681 * 1682 * @hide 1683 */ 1684 public abstract void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer); 1685 1686 /** 1687 * Free storage by deleting LRU sorted list of cache files across 1688 * all applications. If the currently available free storage 1689 * on the device is greater than or equal to the requested 1690 * free storage, no cache files are cleared. If the currently 1691 * available storage on the device is less than the requested 1692 * free storage, some or all of the cache files across 1693 * all applications are deleted (based on last accessed time) 1694 * to increase the free storage space on the device to 1695 * the requested value. There is no guarantee that clearing all 1696 * the cache files from all applications will clear up 1697 * enough storage to achieve the desired value. 1698 * @param freeStorageSize The number of bytes of storage to be 1699 * freed by the system. Say if freeStorageSize is XX, 1700 * and the current free storage is YY, 1701 * if XX is less than YY, just return. if not free XX-YY number 1702 * of bytes if possible. 1703 * @param pi IntentSender call back used to 1704 * notify when the operation is completed.May be null 1705 * to indicate that no call back is desired. 1706 * 1707 * @hide 1708 */ 1709 public abstract void freeStorage(long freeStorageSize, IntentSender pi); 1710 1711 /** 1712 * Retrieve the size information for a package. 1713 * Since this may take a little while, the result will 1714 * be posted back to the given observer. The calling context 1715 * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. 1716 * 1717 * @param packageName The name of the package whose size information is to be retrieved 1718 * @param observer An observer callback to get notified when the operation 1719 * is complete. 1720 * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} 1721 * The observer's callback is invoked with a PackageStats object(containing the 1722 * code, data and cache sizes of the package) and a boolean value representing 1723 * the status of the operation. observer may be null to indicate that 1724 * no callback is desired. 1725 * 1726 * @hide 1727 */ 1728 public abstract void getPackageSizeInfo(String packageName, 1729 IPackageStatsObserver observer); 1730 1731 /** 1732 * @deprecated This function no longer does anything; it was an old 1733 * approach to managing preferred activities, which has been superceeded 1734 * (and conflicts with) the modern activity-based preferences. 1735 */ 1736 @Deprecated 1737 public abstract void addPackageToPreferred(String packageName); 1738 1739 /** 1740 * @deprecated This function no longer does anything; it was an old 1741 * approach to managing preferred activities, which has been superceeded 1742 * (and conflicts with) the modern activity-based preferences. 1743 */ 1744 @Deprecated 1745 public abstract void removePackageFromPreferred(String packageName); 1746 1747 /** 1748 * Retrieve the list of all currently configured preferred packages. The 1749 * first package on the list is the most preferred, the last is the 1750 * least preferred. 1751 * 1752 * @param flags Additional option flags. Use any combination of 1753 * {@link #GET_ACTIVITIES}, 1754 * {@link #GET_GIDS}, 1755 * {@link #GET_CONFIGURATIONS}, 1756 * {@link #GET_INSTRUMENTATION}, 1757 * {@link #GET_PERMISSIONS}, 1758 * {@link #GET_PROVIDERS}, 1759 * {@link #GET_RECEIVERS}, 1760 * {@link #GET_SERVICES}, 1761 * {@link #GET_SIGNATURES}, to modify the data returned. 1762 * 1763 * @return Returns a list of PackageInfo objects describing each 1764 * preferred application, in order of preference. 1765 * 1766 * @see #GET_ACTIVITIES 1767 * @see #GET_GIDS 1768 * @see #GET_CONFIGURATIONS 1769 * @see #GET_INSTRUMENTATION 1770 * @see #GET_PERMISSIONS 1771 * @see #GET_PROVIDERS 1772 * @see #GET_RECEIVERS 1773 * @see #GET_SERVICES 1774 * @see #GET_SIGNATURES 1775 */ 1776 public abstract List<PackageInfo> getPreferredPackages(int flags); 1777 1778 /** 1779 * Add a new preferred activity mapping to the system. This will be used 1780 * to automatically select the given activity component when 1781 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1782 * multiple matching activities and also matches the given filter. 1783 * 1784 * @param filter The set of intents under which this activity will be 1785 * made preferred. 1786 * @param match The IntentFilter match category that this preference 1787 * applies to. 1788 * @param set The set of activities that the user was picking from when 1789 * this preference was made. 1790 * @param activity The component name of the activity that is to be 1791 * preferred. 1792 */ 1793 public abstract void addPreferredActivity(IntentFilter filter, int match, 1794 ComponentName[] set, ComponentName activity); 1795 1796 /** 1797 * Replaces an existing preferred activity mapping to the system, and if that were not present 1798 * adds a new preferred activity. This will be used 1799 * to automatically select the given activity component when 1800 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1801 * multiple matching activities and also matches the given filter. 1802 * 1803 * @param filter The set of intents under which this activity will be 1804 * made preferred. 1805 * @param match The IntentFilter match category that this preference 1806 * applies to. 1807 * @param set The set of activities that the user was picking from when 1808 * this preference was made. 1809 * @param activity The component name of the activity that is to be 1810 * preferred. 1811 * @hide 1812 */ 1813 public abstract void replacePreferredActivity(IntentFilter filter, int match, 1814 ComponentName[] set, ComponentName activity); 1815 1816 /** 1817 * Remove all preferred activity mappings, previously added with 1818 * {@link #addPreferredActivity}, from the 1819 * system whose activities are implemented in the given package name. 1820 * 1821 * @param packageName The name of the package whose preferred activity 1822 * mappings are to be removed. 1823 */ 1824 public abstract void clearPackagePreferredActivities(String packageName); 1825 1826 /** 1827 * Retrieve all preferred activities, previously added with 1828 * {@link #addPreferredActivity}, that are 1829 * currently registered with the system. 1830 * 1831 * @param outFilters A list in which to place the filters of all of the 1832 * preferred activities, or null for none. 1833 * @param outActivities A list in which to place the component names of 1834 * all of the preferred activities, or null for none. 1835 * @param packageName An option package in which you would like to limit 1836 * the list. If null, all activities will be returned; if non-null, only 1837 * those activities in the given package are returned. 1838 * 1839 * @return Returns the total number of registered preferred activities 1840 * (the number of distinct IntentFilter records, not the number of unique 1841 * activity components) that were found. 1842 */ 1843 public abstract int getPreferredActivities(List<IntentFilter> outFilters, 1844 List<ComponentName> outActivities, String packageName); 1845 1846 /** 1847 * Set the enabled setting for a package component (activity, receiver, service, provider). 1848 * This setting will override any enabled state which may have been set by the component in its 1849 * manifest. 1850 * 1851 * @param componentName The component to enable 1852 * @param newState The new enabled state for the component. The legal values for this state 1853 * are: 1854 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1855 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1856 * and 1857 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1858 * The last one removes the setting, thereby restoring the component's state to 1859 * whatever was set in it's manifest (or enabled, by default). 1860 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1861 */ 1862 public abstract void setComponentEnabledSetting(ComponentName componentName, 1863 int newState, int flags); 1864 1865 1866 /** 1867 * Return the the enabled setting for a package component (activity, 1868 * receiver, service, provider). This returns the last value set by 1869 * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most 1870 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1871 * the value originally specified in the manifest has not been modified. 1872 * 1873 * @param componentName The component to retrieve. 1874 * @return Returns the current enabled state for the component. May 1875 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1876 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1877 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1878 * component's enabled state is based on the original information in 1879 * the manifest as found in {@link ComponentInfo}. 1880 */ 1881 public abstract int getComponentEnabledSetting(ComponentName componentName); 1882 1883 /** 1884 * Set the enabled setting for an application 1885 * This setting will override any enabled state which may have been set by the application in 1886 * its manifest. It also overrides the enabled state set in the manifest for any of the 1887 * application's components. It does not override any enabled state set by 1888 * {@link #setComponentEnabledSetting} for any of the application's components. 1889 * 1890 * @param packageName The package name of the application to enable 1891 * @param newState The new enabled state for the component. The legal values for this state 1892 * are: 1893 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1894 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1895 * and 1896 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1897 * The last one removes the setting, thereby restoring the applications's state to 1898 * whatever was set in its manifest (or enabled, by default). 1899 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1900 */ 1901 public abstract void setApplicationEnabledSetting(String packageName, 1902 int newState, int flags); 1903 1904 /** 1905 * Return the the enabled setting for an application. This returns 1906 * the last value set by 1907 * {@link #setApplicationEnabledSetting(String, int, int)}; in most 1908 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1909 * the value originally specified in the manifest has not been modified. 1910 * 1911 * @param packageName The component to retrieve. 1912 * @return Returns the current enabled state for the component. May 1913 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1914 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1915 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1916 * application's enabled state is based on the original information in 1917 * the manifest as found in {@link ComponentInfo}. 1918 */ 1919 public abstract int getApplicationEnabledSetting(String packageName); 1920 1921 /** 1922 * Return whether the device has been booted into safe mode. 1923 */ 1924 public abstract boolean isSafeMode(); 1925} 1926