PackageManager.java revision e83cefcef07f9ac025642c1ffec76b4c7ab39cf2
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 * Tweak the algorithm for best results. 634 * @param appInfo ApplicationInfo object of the package to install. 635 * Call utility method to obtain. 636 * @param packageURI URI identifying the package's APK file. 637 * @return {@link INSTALL_ON_INTERNAL_FLASH} if it is best to install package on internal 638 * storage, {@link INSTALL_ON_SDCARD} if it is best to install package on SD card, 639 * and {@link INSTALL_FAILED_INSUFFICIENT_STORAGE} if insufficient space to safely install 640 * the application. {@link INSTALL_PARSE_FAILED_NOT_APK} Is returned if any input 641 * parameter is <code>null</code>. 642 * This recommendation does take into account the package's own flags. 643 * @hide 644 */ 645 public abstract int recommendAppInstallLocation(ApplicationInfo appInfo, Uri packageURI); 646 647 /** 648 * Retrieve overall information about an application package that is 649 * installed on the system. 650 * 651 * <p>Throws {@link NameNotFoundException} if a package with the given 652 * name can not be found on the system. 653 * 654 * @param packageName The full name (i.e. com.google.apps.contacts) of the 655 * desired package. 656 657 * @param flags Additional option flags. Use any combination of 658 * {@link #GET_ACTIVITIES}, 659 * {@link #GET_GIDS}, 660 * {@link #GET_CONFIGURATIONS}, 661 * {@link #GET_INSTRUMENTATION}, 662 * {@link #GET_PERMISSIONS}, 663 * {@link #GET_PROVIDERS}, 664 * {@link #GET_RECEIVERS}, 665 * {@link #GET_SERVICES}, 666 * {@link #GET_SIGNATURES}, 667 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 668 * 669 * @return Returns a PackageInfo object containing information about the package. 670 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 671 * found in the list of installed applications, the package information is 672 * retrieved from the list of uninstalled applications(which includes 673 * installed applications as well as applications 674 * with data directory ie applications which had been 675 * deleted with DONT_DELTE_DATA flag set). 676 * 677 * @see #GET_ACTIVITIES 678 * @see #GET_GIDS 679 * @see #GET_CONFIGURATIONS 680 * @see #GET_INSTRUMENTATION 681 * @see #GET_PERMISSIONS 682 * @see #GET_PROVIDERS 683 * @see #GET_RECEIVERS 684 * @see #GET_SERVICES 685 * @see #GET_SIGNATURES 686 * @see #GET_UNINSTALLED_PACKAGES 687 * 688 */ 689 public abstract PackageInfo getPackageInfo(String packageName, int flags) 690 throws NameNotFoundException; 691 692 /** 693 * Return a "good" intent to launch a front-door activity in a package, 694 * for use for example to implement an "open" button when browsing through 695 * packages. The current implementation will look first for a main 696 * activity in the category {@link Intent#CATEGORY_INFO}, next for a 697 * main activity in the category {@link Intent#CATEGORY_LAUNCHER}, or return 698 * null if neither are found. 699 * 700 * <p>Throws {@link NameNotFoundException} if a package with the given 701 * name can not be found on the system. 702 * 703 * @param packageName The name of the package to inspect. 704 * 705 * @return Returns either a fully-qualified Intent that can be used to 706 * launch the main activity in the package, or null if the package does 707 * not contain such an activity. 708 */ 709 public abstract Intent getLaunchIntentForPackage(String packageName); 710 711 /** 712 * Return an array of all of the secondary group-ids that have been 713 * assigned to a package. 714 * 715 * <p>Throws {@link NameNotFoundException} if a package with the given 716 * name can not be found on the system. 717 * 718 * @param packageName The full name (i.e. com.google.apps.contacts) of the 719 * desired package. 720 * 721 * @return Returns an int array of the assigned gids, or null if there 722 * are none. 723 */ 724 public abstract int[] getPackageGids(String packageName) 725 throws NameNotFoundException; 726 727 /** 728 * Retrieve all of the information we know about a particular permission. 729 * 730 * <p>Throws {@link NameNotFoundException} if a permission with the given 731 * name can not be found on the system. 732 * 733 * @param name The fully qualified name (i.e. com.google.permission.LOGIN) 734 * of the permission you are interested in. 735 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 736 * retrieve any meta-data associated with the permission. 737 * 738 * @return Returns a {@link PermissionInfo} containing information about the 739 * permission. 740 */ 741 public abstract PermissionInfo getPermissionInfo(String name, int flags) 742 throws NameNotFoundException; 743 744 /** 745 * Query for all of the permissions associated with a particular group. 746 * 747 * <p>Throws {@link NameNotFoundException} if the given group does not 748 * exist. 749 * 750 * @param group The fully qualified name (i.e. com.google.permission.LOGIN) 751 * of the permission group you are interested in. Use null to 752 * find all of the permissions not associated with a group. 753 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 754 * retrieve any meta-data associated with the permissions. 755 * 756 * @return Returns a list of {@link PermissionInfo} containing information 757 * about all of the permissions in the given group. 758 */ 759 public abstract List<PermissionInfo> queryPermissionsByGroup(String group, 760 int flags) throws NameNotFoundException; 761 762 /** 763 * Retrieve all of the information we know about a particular group of 764 * permissions. 765 * 766 * <p>Throws {@link NameNotFoundException} if a permission group with the given 767 * name can not be found on the system. 768 * 769 * @param name The fully qualified name (i.e. com.google.permission_group.APPS) 770 * of the permission you are interested in. 771 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 772 * retrieve any meta-data associated with the permission group. 773 * 774 * @return Returns a {@link PermissionGroupInfo} containing information 775 * about the permission. 776 */ 777 public abstract PermissionGroupInfo getPermissionGroupInfo(String name, 778 int flags) throws NameNotFoundException; 779 780 /** 781 * Retrieve all of the known permission groups in the system. 782 * 783 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 784 * retrieve any meta-data associated with the permission group. 785 * 786 * @return Returns a list of {@link PermissionGroupInfo} containing 787 * information about all of the known permission groups. 788 */ 789 public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); 790 791 /** 792 * Retrieve all of the information we know about a particular 793 * package/application. 794 * 795 * <p>Throws {@link NameNotFoundException} if an application with the given 796 * package name can not be found on the system. 797 * 798 * @param packageName The full name (i.e. com.google.apps.contacts) of an 799 * application. 800 * @param flags Additional option flags. Use any combination of 801 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 802 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 803 * 804 * @return {@link ApplicationInfo} Returns ApplicationInfo object containing 805 * information about the package. 806 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 807 * found in the list of installed applications, 808 * the application information is retrieved from the 809 * list of uninstalled applications(which includes 810 * installed applications as well as applications 811 * with data directory ie applications which had been 812 * deleted with DONT_DELTE_DATA flag set). 813 * 814 * @see #GET_META_DATA 815 * @see #GET_SHARED_LIBRARY_FILES 816 * @see #GET_UNINSTALLED_PACKAGES 817 */ 818 public abstract ApplicationInfo getApplicationInfo(String packageName, 819 int flags) throws NameNotFoundException; 820 821 /** 822 * Retrieve all of the information we know about a particular activity 823 * class. 824 * 825 * <p>Throws {@link NameNotFoundException} if an activity with the given 826 * class name can not be found on the system. 827 * 828 * @param className The full name (i.e. 829 * com.google.apps.contacts.ContactsList) of an Activity 830 * class. 831 * @param flags Additional option flags. Use any combination of 832 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 833 * to modify the data (in ApplicationInfo) returned. 834 * 835 * @return {@link ActivityInfo} containing information about the activity. 836 * 837 * @see #GET_INTENT_FILTERS 838 * @see #GET_META_DATA 839 * @see #GET_SHARED_LIBRARY_FILES 840 */ 841 public abstract ActivityInfo getActivityInfo(ComponentName className, 842 int flags) throws NameNotFoundException; 843 844 /** 845 * Retrieve all of the information we know about a particular receiver 846 * class. 847 * 848 * <p>Throws {@link NameNotFoundException} if a receiver with the given 849 * class name can not be found on the system. 850 * 851 * @param className The full name (i.e. 852 * com.google.apps.contacts.CalendarAlarm) of a Receiver 853 * class. 854 * @param flags Additional option flags. Use any combination of 855 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 856 * to modify the data returned. 857 * 858 * @return {@link ActivityInfo} containing information about the receiver. 859 * 860 * @see #GET_INTENT_FILTERS 861 * @see #GET_META_DATA 862 * @see #GET_SHARED_LIBRARY_FILES 863 */ 864 public abstract ActivityInfo getReceiverInfo(ComponentName className, 865 int flags) throws NameNotFoundException; 866 867 /** 868 * Retrieve all of the information we know about a particular service 869 * class. 870 * 871 * <p>Throws {@link NameNotFoundException} if a service with the given 872 * class name can not be found on the system. 873 * 874 * @param className The full name (i.e. 875 * com.google.apps.media.BackgroundPlayback) of a Service 876 * class. 877 * @param flags Additional option flags. Use any combination of 878 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 879 * to modify the data returned. 880 * 881 * @return ServiceInfo containing information about the service. 882 * 883 * @see #GET_META_DATA 884 * @see #GET_SHARED_LIBRARY_FILES 885 */ 886 public abstract ServiceInfo getServiceInfo(ComponentName className, 887 int flags) throws NameNotFoundException; 888 889 /** 890 * Return a List of all packages that are installed 891 * on the device. 892 * 893 * @param flags Additional option flags. Use any combination of 894 * {@link #GET_ACTIVITIES}, 895 * {@link #GET_GIDS}, 896 * {@link #GET_CONFIGURATIONS}, 897 * {@link #GET_INSTRUMENTATION}, 898 * {@link #GET_PERMISSIONS}, 899 * {@link #GET_PROVIDERS}, 900 * {@link #GET_RECEIVERS}, 901 * {@link #GET_SERVICES}, 902 * {@link #GET_SIGNATURES}, 903 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 904 * 905 * @return A List of PackageInfo objects, one for each package that is 906 * installed on the device. In the unlikely case of there being no 907 * installed packages, an empty list is returned. 908 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 909 * applications including those deleted with DONT_DELETE_DATA 910 * (partially installed apps with data directory) will be returned. 911 * 912 * @see #GET_ACTIVITIES 913 * @see #GET_GIDS 914 * @see #GET_CONFIGURATIONS 915 * @see #GET_INSTRUMENTATION 916 * @see #GET_PERMISSIONS 917 * @see #GET_PROVIDERS 918 * @see #GET_RECEIVERS 919 * @see #GET_SERVICES 920 * @see #GET_SIGNATURES 921 * @see #GET_UNINSTALLED_PACKAGES 922 * 923 */ 924 public abstract List<PackageInfo> getInstalledPackages(int flags); 925 926 /** 927 * Check whether a particular package has been granted a particular 928 * permission. 929 * 930 * @param permName The name of the permission you are checking for, 931 * @param pkgName The name of the package you are checking against. 932 * 933 * @return If the package has the permission, PERMISSION_GRANTED is 934 * returned. If it does not have the permission, PERMISSION_DENIED 935 * is returned. 936 * 937 * @see #PERMISSION_GRANTED 938 * @see #PERMISSION_DENIED 939 */ 940 public abstract int checkPermission(String permName, String pkgName); 941 942 /** 943 * Add a new dynamic permission to the system. For this to work, your 944 * package must have defined a permission tree through the 945 * {@link android.R.styleable#AndroidManifestPermissionTree 946 * <permission-tree>} tag in its manifest. A package can only add 947 * permissions to trees that were defined by either its own package or 948 * another with the same user id; a permission is in a tree if it 949 * matches the name of the permission tree + ".": for example, 950 * "com.foo.bar" is a member of the permission tree "com.foo". 951 * 952 * <p>It is good to make your permission tree name descriptive, because you 953 * are taking possession of that entire set of permission names. Thus, it 954 * must be under a domain you control, with a suffix that will not match 955 * any normal permissions that may be declared in any applications that 956 * are part of that domain. 957 * 958 * <p>New permissions must be added before 959 * any .apks are installed that use those permissions. Permissions you 960 * add through this method are remembered across reboots of the device. 961 * If the given permission already exists, the info you supply here 962 * will be used to update it. 963 * 964 * @param info Description of the permission to be added. 965 * 966 * @return Returns true if a new permission was created, false if an 967 * existing one was updated. 968 * 969 * @throws SecurityException if you are not allowed to add the 970 * given permission name. 971 * 972 * @see #removePermission(String) 973 */ 974 public abstract boolean addPermission(PermissionInfo info); 975 976 /** 977 * Removes a permission that was previously added with 978 * {@link #addPermission(PermissionInfo)}. The same ownership rules apply 979 * -- you are only allowed to remove permissions that you are allowed 980 * to add. 981 * 982 * @param name The name of the permission to remove. 983 * 984 * @throws SecurityException if you are not allowed to remove the 985 * given permission name. 986 * 987 * @see #addPermission(PermissionInfo) 988 */ 989 public abstract void removePermission(String name); 990 991 /** 992 * Compare the signatures of two packages to determine if the same 993 * signature appears in both of them. If they do contain the same 994 * signature, then they are allowed special privileges when working 995 * with each other: they can share the same user-id, run instrumentation 996 * against each other, etc. 997 * 998 * @param pkg1 First package name whose signature will be compared. 999 * @param pkg2 Second package name whose signature will be compared. 1000 * @return Returns an integer indicating whether there is a matching 1001 * signature: the value is >= 0 if there is a match (or neither package 1002 * is signed), or < 0 if there is not a match. The match result can be 1003 * further distinguished with the success (>= 0) constants 1004 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 1005 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 1006 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1007 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1008 * 1009 * @see #checkSignatures(int, int) 1010 * @see #SIGNATURE_MATCH 1011 * @see #SIGNATURE_NEITHER_SIGNED 1012 * @see #SIGNATURE_FIRST_NOT_SIGNED 1013 * @see #SIGNATURE_SECOND_NOT_SIGNED 1014 * @see #SIGNATURE_NO_MATCH 1015 * @see #SIGNATURE_UNKNOWN_PACKAGE 1016 */ 1017 public abstract int checkSignatures(String pkg1, String pkg2); 1018 1019 /** 1020 * Like {@link #checkSignatures(String, String)}, but takes UIDs of 1021 * the two packages to be checked. This can be useful, for example, 1022 * when doing the check in an IPC, where the UID is the only identity 1023 * available. It is functionally identical to determining the package 1024 * associated with the UIDs and checking their signatures. 1025 * 1026 * @param uid1 First UID whose signature will be compared. 1027 * @param uid2 Second UID whose signature will be compared. 1028 * @return Returns an integer indicating whether there is a matching 1029 * signature: the value is >= 0 if there is a match (or neither package 1030 * is signed), or < 0 if there is not a match. The match result can be 1031 * further distinguished with the success (>= 0) constants 1032 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 1033 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 1034 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1035 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1036 * 1037 * @see #checkSignatures(int, int) 1038 * @see #SIGNATURE_MATCH 1039 * @see #SIGNATURE_NEITHER_SIGNED 1040 * @see #SIGNATURE_FIRST_NOT_SIGNED 1041 * @see #SIGNATURE_SECOND_NOT_SIGNED 1042 * @see #SIGNATURE_NO_MATCH 1043 * @see #SIGNATURE_UNKNOWN_PACKAGE 1044 */ 1045 public abstract int checkSignatures(int uid1, int uid2); 1046 1047 /** 1048 * Retrieve the names of all packages that are associated with a particular 1049 * user id. In most cases, this will be a single package name, the package 1050 * that has been assigned that user id. Where there are multiple packages 1051 * sharing the same user id through the "sharedUserId" mechanism, all 1052 * packages with that id will be returned. 1053 * 1054 * @param uid The user id for which you would like to retrieve the 1055 * associated packages. 1056 * 1057 * @return Returns an array of one or more packages assigned to the user 1058 * id, or null if there are no known packages with the given id. 1059 */ 1060 public abstract String[] getPackagesForUid(int uid); 1061 1062 /** 1063 * Retrieve the official name associated with a user id. This name is 1064 * guaranteed to never change, though it is possibly for the underlying 1065 * user id to be changed. That is, if you are storing information about 1066 * user ids in persistent storage, you should use the string returned 1067 * by this function instead of the raw user-id. 1068 * 1069 * @param uid The user id for which you would like to retrieve a name. 1070 * @return Returns a unique name for the given user id, or null if the 1071 * user id is not currently assigned. 1072 */ 1073 public abstract String getNameForUid(int uid); 1074 1075 /** 1076 * Return the user id associated with a shared user name. Multiple 1077 * applications can specify a shared user name in their manifest and thus 1078 * end up using a common uid. This might be used for new applications 1079 * that use an existing shared user name and need to know the uid of the 1080 * shared user. 1081 * 1082 * @param sharedUserName The shared user name whose uid is to be retrieved. 1083 * @return Returns the uid associated with the shared user, or NameNotFoundException 1084 * if the shared user name is not being used by any installed packages 1085 * @hide 1086 */ 1087 public abstract int getUidForSharedUser(String sharedUserName) 1088 throws NameNotFoundException; 1089 1090 /** 1091 * Return a List of all application packages that are installed on the 1092 * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all 1093 * applications including those deleted with DONT_DELETE_DATA(partially 1094 * installed apps with data directory) will be returned. 1095 * 1096 * @param flags Additional option flags. Use any combination of 1097 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 1098 * {link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 1099 * 1100 * @return A List of ApplicationInfo objects, one for each application that 1101 * is installed on the device. In the unlikely case of there being 1102 * no installed applications, an empty list is returned. 1103 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 1104 * applications including those deleted with DONT_DELETE_DATA 1105 * (partially installed apps with data directory) will be returned. 1106 * 1107 * @see #GET_META_DATA 1108 * @see #GET_SHARED_LIBRARY_FILES 1109 * @see #GET_UNINSTALLED_PACKAGES 1110 */ 1111 public abstract List<ApplicationInfo> getInstalledApplications(int flags); 1112 1113 /** 1114 * Get a list of shared libraries that are available on the 1115 * system. 1116 * 1117 * @return An array of shared library names that are 1118 * available on the system, or null if none are installed. 1119 * 1120 */ 1121 public abstract String[] getSystemSharedLibraryNames(); 1122 1123 /** 1124 * Get a list of features that are available on the 1125 * system. 1126 * 1127 * @return An array of FeatureInfo classes describing the features 1128 * that are available on the system, or null if there are none(!!). 1129 */ 1130 public abstract FeatureInfo[] getSystemAvailableFeatures(); 1131 1132 /** 1133 * Check whether the given feature name is one of the available 1134 * features as returned by {@link #getSystemAvailableFeatures()}. 1135 * 1136 * @return Returns true if the devices supports the feature, else 1137 * false. 1138 */ 1139 public abstract boolean hasSystemFeature(String name); 1140 1141 /** 1142 * Determine the best action to perform for a given Intent. This is how 1143 * {@link Intent#resolveActivity} finds an activity if a class has not 1144 * been explicitly specified. 1145 * 1146 * @param intent An intent containing all of the desired specification 1147 * (action, data, type, category, and/or component). 1148 * @param flags Additional option flags. The most important is 1149 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1150 * those activities that support the CATEGORY_DEFAULT. 1151 * 1152 * @return Returns a ResolveInfo containing the final activity intent that 1153 * was determined to be the best action. Returns null if no 1154 * matching activity was found. 1155 * 1156 * @see #MATCH_DEFAULT_ONLY 1157 * @see #GET_INTENT_FILTERS 1158 * @see #GET_RESOLVED_FILTER 1159 */ 1160 public abstract ResolveInfo resolveActivity(Intent intent, int flags); 1161 1162 /** 1163 * Retrieve all activities that can be performed for the given intent. 1164 * 1165 * @param intent The desired intent as per resolveActivity(). 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 A List<ResolveInfo> containing one entry for each matching 1171 * Activity. These are ordered from best to worst match -- that 1172 * is, the first item in the list is what is returned by 1173 * resolveActivity(). If there are no matching activities, an empty 1174 * list is returned. 1175 * 1176 * @see #MATCH_DEFAULT_ONLY 1177 * @see #GET_INTENT_FILTERS 1178 * @see #GET_RESOLVED_FILTER 1179 */ 1180 public abstract List<ResolveInfo> queryIntentActivities(Intent intent, 1181 int flags); 1182 1183 /** 1184 * Retrieve a set of activities that should be presented to the user as 1185 * similar options. This is like {@link #queryIntentActivities}, except it 1186 * also allows you to supply a list of more explicit Intents that you would 1187 * like to resolve to particular options, and takes care of returning the 1188 * final ResolveInfo list in a reasonable order, with no duplicates, based 1189 * on those inputs. 1190 * 1191 * @param caller The class name of the activity that is making the 1192 * request. This activity will never appear in the output 1193 * list. Can be null. 1194 * @param specifics An array of Intents that should be resolved to the 1195 * first specific results. Can be null. 1196 * @param intent The desired intent as per resolveActivity(). 1197 * @param flags Additional option flags. The most important is 1198 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1199 * those activities that support the CATEGORY_DEFAULT. 1200 * 1201 * @return A List<ResolveInfo> containing one entry for each matching 1202 * Activity. These are ordered first by all of the intents resolved 1203 * in <var>specifics</var> and then any additional activities that 1204 * can handle <var>intent</var> but did not get included by one of 1205 * the <var>specifics</var> intents. If there are no matching 1206 * activities, an empty list is returned. 1207 * 1208 * @see #MATCH_DEFAULT_ONLY 1209 * @see #GET_INTENT_FILTERS 1210 * @see #GET_RESOLVED_FILTER 1211 */ 1212 public abstract List<ResolveInfo> queryIntentActivityOptions( 1213 ComponentName caller, Intent[] specifics, Intent intent, int flags); 1214 1215 /** 1216 * Retrieve all receivers that can handle a broadcast of the given intent. 1217 * 1218 * @param intent The desired intent as per resolveActivity(). 1219 * @param flags Additional option flags. The most important is 1220 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1221 * those activities that support the CATEGORY_DEFAULT. 1222 * 1223 * @return A List<ResolveInfo> containing one entry for each matching 1224 * Receiver. These are ordered from first to last in priority. If 1225 * there are no matching receivers, an empty list is returned. 1226 * 1227 * @see #MATCH_DEFAULT_ONLY 1228 * @see #GET_INTENT_FILTERS 1229 * @see #GET_RESOLVED_FILTER 1230 */ 1231 public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, 1232 int flags); 1233 1234 /** 1235 * Determine the best service to handle for a given Intent. 1236 * 1237 * @param intent An intent containing all of the desired specification 1238 * (action, data, type, category, and/or component). 1239 * @param flags Additional option flags. 1240 * 1241 * @return Returns a ResolveInfo containing the final service intent that 1242 * was determined to be the best action. Returns null if no 1243 * matching service was found. 1244 * 1245 * @see #GET_INTENT_FILTERS 1246 * @see #GET_RESOLVED_FILTER 1247 */ 1248 public abstract ResolveInfo resolveService(Intent intent, int flags); 1249 1250 /** 1251 * Retrieve all services that can match the given intent. 1252 * 1253 * @param intent The desired intent as per resolveService(). 1254 * @param flags Additional option flags. 1255 * 1256 * @return A List<ResolveInfo> containing one entry for each matching 1257 * ServiceInfo. These are ordered from best to worst match -- that 1258 * is, the first item in the list is what is returned by 1259 * resolveService(). If there are no matching services, an empty 1260 * list is returned. 1261 * 1262 * @see #GET_INTENT_FILTERS 1263 * @see #GET_RESOLVED_FILTER 1264 */ 1265 public abstract List<ResolveInfo> queryIntentServices(Intent intent, 1266 int flags); 1267 1268 /** 1269 * Find a single content provider by its base path name. 1270 * 1271 * @param name The name of the provider to find. 1272 * @param flags Additional option flags. Currently should always be 0. 1273 * 1274 * @return ContentProviderInfo Information about the provider, if found, 1275 * else null. 1276 */ 1277 public abstract ProviderInfo resolveContentProvider(String name, 1278 int flags); 1279 1280 /** 1281 * Retrieve content provider information. 1282 * 1283 * <p><em>Note: unlike most other methods, an empty result set is indicated 1284 * by a null return instead of an empty list.</em> 1285 * 1286 * @param processName If non-null, limits the returned providers to only 1287 * those that are hosted by the given process. If null, 1288 * all content providers are returned. 1289 * @param uid If <var>processName</var> is non-null, this is the required 1290 * uid owning the requested content providers. 1291 * @param flags Additional option flags. Currently should always be 0. 1292 * 1293 * @return A List<ContentProviderInfo> containing one entry for each 1294 * content provider either patching <var>processName</var> or, if 1295 * <var>processName</var> is null, all known content providers. 1296 * <em>If there are no matching providers, null is returned.</em> 1297 */ 1298 public abstract List<ProviderInfo> queryContentProviders( 1299 String processName, int uid, int flags); 1300 1301 /** 1302 * Retrieve all of the information we know about a particular 1303 * instrumentation class. 1304 * 1305 * <p>Throws {@link NameNotFoundException} if instrumentation with the 1306 * given class name can not be found on the system. 1307 * 1308 * @param className The full name (i.e. 1309 * com.google.apps.contacts.InstrumentList) of an 1310 * Instrumentation class. 1311 * @param flags Additional option flags. Currently should always be 0. 1312 * 1313 * @return InstrumentationInfo containing information about the 1314 * instrumentation. 1315 */ 1316 public abstract InstrumentationInfo getInstrumentationInfo( 1317 ComponentName className, int flags) throws NameNotFoundException; 1318 1319 /** 1320 * Retrieve information about available instrumentation code. May be used 1321 * to retrieve either all instrumentation code, or only the code targeting 1322 * a particular package. 1323 * 1324 * @param targetPackage If null, all instrumentation is returned; only the 1325 * instrumentation targeting this package name is 1326 * returned. 1327 * @param flags Additional option flags. Currently should always be 0. 1328 * 1329 * @return A List<InstrumentationInfo> containing one entry for each 1330 * matching available Instrumentation. Returns an empty list if 1331 * there is no instrumentation available for the given package. 1332 */ 1333 public abstract List<InstrumentationInfo> queryInstrumentation( 1334 String targetPackage, int flags); 1335 1336 /** 1337 * Retrieve an image from a package. This is a low-level API used by 1338 * the various package manager info structures (such as 1339 * {@link ComponentInfo} to implement retrieval of their associated 1340 * icon. 1341 * 1342 * @param packageName The name of the package that this icon is coming from. 1343 * Can not be null. 1344 * @param resid The resource identifier of the desired image. Can not be 0. 1345 * @param appInfo Overall information about <var>packageName</var>. This 1346 * may be null, in which case the application information will be retrieved 1347 * for you if needed; if you already have this information around, it can 1348 * be much more efficient to supply it here. 1349 * 1350 * @return Returns a Drawable holding the requested image. Returns null if 1351 * an image could not be found for any reason. 1352 */ 1353 public abstract Drawable getDrawable(String packageName, int resid, 1354 ApplicationInfo appInfo); 1355 1356 /** 1357 * Retrieve the icon associated with an activity. Given the full name of 1358 * an activity, retrieves the information about it and calls 1359 * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. 1360 * If the activity can not be found, NameNotFoundException is thrown. 1361 * 1362 * @param activityName Name of the activity whose icon is to be retrieved. 1363 * 1364 * @return Returns the image of the icon, or the default activity icon if 1365 * it could not be found. Does not return null. 1366 * @throws NameNotFoundException Thrown if the resources for the given 1367 * activity could not be loaded. 1368 * 1369 * @see #getActivityIcon(Intent) 1370 */ 1371 public abstract Drawable getActivityIcon(ComponentName activityName) 1372 throws NameNotFoundException; 1373 1374 /** 1375 * Retrieve the icon associated with an Intent. If intent.getClassName() is 1376 * set, this simply returns the result of 1377 * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's 1378 * component and returns the icon associated with the resolved component. 1379 * If intent.getClassName() can not be found or the Intent can not be resolved 1380 * to a component, NameNotFoundException is thrown. 1381 * 1382 * @param intent The intent for which you would like to retrieve an icon. 1383 * 1384 * @return Returns the image of the icon, or the default activity icon if 1385 * it could not be found. Does not return null. 1386 * @throws NameNotFoundException Thrown if the resources for application 1387 * matching the given intent could not be loaded. 1388 * 1389 * @see #getActivityIcon(ComponentName) 1390 */ 1391 public abstract Drawable getActivityIcon(Intent intent) 1392 throws NameNotFoundException; 1393 1394 /** 1395 * Return the generic icon for an activity that is used when no specific 1396 * icon is defined. 1397 * 1398 * @return Drawable Image of the icon. 1399 */ 1400 public abstract Drawable getDefaultActivityIcon(); 1401 1402 /** 1403 * Retrieve the icon associated with an application. If it has not defined 1404 * an icon, the default app icon is returned. Does not return null. 1405 * 1406 * @param info Information about application being queried. 1407 * 1408 * @return Returns the image of the icon, or the default application icon 1409 * if it could not be found. 1410 * 1411 * @see #getApplicationIcon(String) 1412 */ 1413 public abstract Drawable getApplicationIcon(ApplicationInfo info); 1414 1415 /** 1416 * Retrieve the icon associated with an application. Given the name of the 1417 * application's package, retrieves the information about it and calls 1418 * getApplicationIcon() to return its icon. If the application can not be 1419 * found, NameNotFoundException is thrown. 1420 * 1421 * @param packageName Name of the package whose application icon is to be 1422 * retrieved. 1423 * 1424 * @return Returns the image of the icon, or the default application icon 1425 * if it could not be found. Does not return null. 1426 * @throws NameNotFoundException Thrown if the resources for the given 1427 * application could not be loaded. 1428 * 1429 * @see #getApplicationIcon(ApplicationInfo) 1430 */ 1431 public abstract Drawable getApplicationIcon(String packageName) 1432 throws NameNotFoundException; 1433 1434 /** 1435 * Retrieve text from a package. This is a low-level API used by 1436 * the various package manager info structures (such as 1437 * {@link ComponentInfo} to implement retrieval of their associated 1438 * labels and other text. 1439 * 1440 * @param packageName The name of the package that this text is coming from. 1441 * Can not be null. 1442 * @param resid The resource identifier of the desired text. Can not be 0. 1443 * @param appInfo Overall information about <var>packageName</var>. This 1444 * may be null, in which case the application information will be retrieved 1445 * for you if needed; if you already have this information around, it can 1446 * be much more efficient to supply it here. 1447 * 1448 * @return Returns a CharSequence holding the requested text. Returns null 1449 * if the text could not be found for any reason. 1450 */ 1451 public abstract CharSequence getText(String packageName, int resid, 1452 ApplicationInfo appInfo); 1453 1454 /** 1455 * Retrieve an XML file from a package. This is a low-level API used to 1456 * retrieve XML meta data. 1457 * 1458 * @param packageName The name of the package that this xml is coming from. 1459 * Can not be null. 1460 * @param resid The resource identifier of the desired xml. 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 an XmlPullParser allowing you to parse out the XML 1467 * data. Returns null if the xml resource could not be found for any 1468 * reason. 1469 */ 1470 public abstract XmlResourceParser getXml(String packageName, int resid, 1471 ApplicationInfo appInfo); 1472 1473 /** 1474 * Return the label to use for this application. 1475 * 1476 * @return Returns the label associated with this application, or null if 1477 * it could not be found for any reason. 1478 * @param info The application to get the label of 1479 */ 1480 public abstract CharSequence getApplicationLabel(ApplicationInfo info); 1481 1482 /** 1483 * Retrieve the resources associated with an activity. Given the full 1484 * name of an activity, retrieves the information about it and calls 1485 * getResources() to return its application's resources. If the activity 1486 * can not be found, NameNotFoundException is thrown. 1487 * 1488 * @param activityName Name of the activity whose resources are to be 1489 * retrieved. 1490 * 1491 * @return Returns the application's Resources. 1492 * @throws NameNotFoundException Thrown if the resources for the given 1493 * application could not be loaded. 1494 * 1495 * @see #getResourcesForApplication(ApplicationInfo) 1496 */ 1497 public abstract Resources getResourcesForActivity(ComponentName activityName) 1498 throws NameNotFoundException; 1499 1500 /** 1501 * Retrieve the resources for an application. Throws NameNotFoundException 1502 * if the package is no longer installed. 1503 * 1504 * @param app Information about the desired application. 1505 * 1506 * @return Returns the application's Resources. 1507 * @throws NameNotFoundException Thrown if the resources for the given 1508 * application could not be loaded (most likely because it was uninstalled). 1509 */ 1510 public abstract Resources getResourcesForApplication(ApplicationInfo app) 1511 throws NameNotFoundException; 1512 1513 /** 1514 * Retrieve the resources associated with an application. Given the full 1515 * package name of an application, retrieves the information about it and 1516 * calls getResources() to return its application's resources. If the 1517 * appPackageName can not be found, NameNotFoundException is thrown. 1518 * 1519 * @param appPackageName Package name of the application whose resources 1520 * are to be retrieved. 1521 * 1522 * @return Returns the application's Resources. 1523 * @throws NameNotFoundException Thrown if the resources for the given 1524 * application could not be loaded. 1525 * 1526 * @see #getResourcesForApplication(ApplicationInfo) 1527 */ 1528 public abstract Resources getResourcesForApplication(String appPackageName) 1529 throws NameNotFoundException; 1530 1531 /** 1532 * Retrieve overall information about an application package defined 1533 * in a package archive file 1534 * 1535 * @param archiveFilePath The path to the archive file 1536 * @param flags Additional option flags. Use any combination of 1537 * {@link #GET_ACTIVITIES}, 1538 * {@link #GET_GIDS}, 1539 * {@link #GET_CONFIGURATIONS}, 1540 * {@link #GET_INSTRUMENTATION}, 1541 * {@link #GET_PERMISSIONS}, 1542 * {@link #GET_PROVIDERS}, 1543 * {@link #GET_RECEIVERS}, 1544 * {@link #GET_SERVICES}, 1545 * {@link #GET_SIGNATURES}, to modify the data returned. 1546 * 1547 * @return Returns the information about the package. Returns 1548 * null if the package could not be successfully parsed. 1549 * 1550 * @see #GET_ACTIVITIES 1551 * @see #GET_GIDS 1552 * @see #GET_CONFIGURATIONS 1553 * @see #GET_INSTRUMENTATION 1554 * @see #GET_PERMISSIONS 1555 * @see #GET_PROVIDERS 1556 * @see #GET_RECEIVERS 1557 * @see #GET_SERVICES 1558 * @see #GET_SIGNATURES 1559 * 1560 */ 1561 public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { 1562 PackageParser packageParser = new PackageParser(archiveFilePath); 1563 DisplayMetrics metrics = new DisplayMetrics(); 1564 metrics.setToDefaults(); 1565 final File sourceFile = new File(archiveFilePath); 1566 PackageParser.Package pkg = packageParser.parsePackage( 1567 sourceFile, archiveFilePath, metrics, 0); 1568 if (pkg == null) { 1569 return null; 1570 } 1571 return PackageParser.generatePackageInfo(pkg, null, flags); 1572 } 1573 1574 /** 1575 * @hide 1576 * 1577 * Install a package. Since this may take a little while, the result will 1578 * be posted back to the given observer. An installation will fail if the calling context 1579 * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the 1580 * package named in the package file's manifest is already installed, or if there's no space 1581 * available on the device. 1582 * 1583 * @param packageURI The location of the package file to install. This can be a 'file:' or a 1584 * 'content:' URI. 1585 * @param observer An observer callback to get notified when the package installation is 1586 * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be 1587 * called when that happens. observer may be null to indicate that no callback is desired. 1588 * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK}, 1589 * {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}. 1590 * @param installerPackageName Optional package name of the application that is performing the 1591 * installation. This identifies which market the package came from. 1592 */ 1593 public abstract void installPackage( 1594 Uri packageURI, IPackageInstallObserver observer, int flags, 1595 String installerPackageName); 1596 1597 /** 1598 * Attempts to delete a package. Since this may take a little while, the result will 1599 * be posted back to the given observer. A deletion will fail if the calling context 1600 * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the 1601 * named package cannot be found, or if the named package is a "system package". 1602 * (TODO: include pointer to documentation on "system packages") 1603 * 1604 * @param packageName The name of the package to delete 1605 * @param observer An observer callback to get notified when the package deletion is 1606 * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be 1607 * called when that happens. observer may be null to indicate that no callback is desired. 1608 * @param flags - possible values: {@link #DONT_DELETE_DATA} 1609 * 1610 * @hide 1611 */ 1612 public abstract void deletePackage( 1613 String packageName, IPackageDeleteObserver observer, int flags); 1614 1615 /** 1616 * Retrieve the package name of the application that installed a package. This identifies 1617 * which market the package came from. 1618 * 1619 * @param packageName The name of the package to query 1620 */ 1621 public abstract String getInstallerPackageName(String packageName); 1622 1623 /** 1624 * Attempts to clear the user data directory of an application. 1625 * Since this may take a little while, the result will 1626 * be posted back to the given observer. A deletion will fail if the 1627 * named package cannot be found, or if the named package is a "system package". 1628 * 1629 * @param packageName The name of the package 1630 * @param observer An observer callback to get notified when the operation is finished 1631 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1632 * will be called when that happens. observer may be null to indicate that 1633 * no callback is desired. 1634 * 1635 * @hide 1636 */ 1637 public abstract void clearApplicationUserData(String packageName, 1638 IPackageDataObserver observer); 1639 /** 1640 * Attempts to delete the cache files associated with an application. 1641 * Since this may take a little while, the result will 1642 * be posted back to the given observer. A deletion will fail if the calling context 1643 * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the 1644 * named package cannot be found, or if the named package is a "system package". 1645 * 1646 * @param packageName The name of the package to delete 1647 * @param observer An observer callback to get notified when the cache file deletion 1648 * is complete. 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 deleteApplicationCacheFiles(String packageName, 1656 IPackageDataObserver observer); 1657 1658 /** 1659 * Free storage by deleting LRU sorted list of cache files across 1660 * all applications. If the currently available free storage 1661 * on the device is greater than or equal to the requested 1662 * free storage, no cache files are cleared. If the currently 1663 * available storage on the device is less than the requested 1664 * free storage, some or all of the cache files across 1665 * all applications are deleted (based on last accessed time) 1666 * to increase the free storage space on the device to 1667 * the requested value. There is no guarantee that clearing all 1668 * the cache files from all applications will clear up 1669 * enough storage to achieve the desired value. 1670 * @param freeStorageSize The number of bytes of storage to be 1671 * freed by the system. Say if freeStorageSize is XX, 1672 * and the current free storage is YY, 1673 * if XX is less than YY, just return. if not free XX-YY number 1674 * of bytes if possible. 1675 * @param observer call back used to notify when 1676 * the operation is completed 1677 * 1678 * @hide 1679 */ 1680 public abstract void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer); 1681 1682 /** 1683 * Free storage by deleting LRU sorted list of cache files across 1684 * all applications. If the currently available free storage 1685 * on the device is greater than or equal to the requested 1686 * free storage, no cache files are cleared. If the currently 1687 * available storage on the device is less than the requested 1688 * free storage, some or all of the cache files across 1689 * all applications are deleted (based on last accessed time) 1690 * to increase the free storage space on the device to 1691 * the requested value. There is no guarantee that clearing all 1692 * the cache files from all applications will clear up 1693 * enough storage to achieve the desired value. 1694 * @param freeStorageSize The number of bytes of storage to be 1695 * freed by the system. Say if freeStorageSize is XX, 1696 * and the current free storage is YY, 1697 * if XX is less than YY, just return. if not free XX-YY number 1698 * of bytes if possible. 1699 * @param pi IntentSender call back used to 1700 * notify when the operation is completed.May be null 1701 * to indicate that no call back is desired. 1702 * 1703 * @hide 1704 */ 1705 public abstract void freeStorage(long freeStorageSize, IntentSender pi); 1706 1707 /** 1708 * Retrieve the size information for a package. 1709 * Since this may take a little while, the result will 1710 * be posted back to the given observer. The calling context 1711 * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. 1712 * 1713 * @param packageName The name of the package whose size information is to be retrieved 1714 * @param observer An observer callback to get notified when the operation 1715 * is complete. 1716 * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} 1717 * The observer's callback is invoked with a PackageStats object(containing the 1718 * code, data and cache sizes of the package) and a boolean value representing 1719 * the status of the operation. observer may be null to indicate that 1720 * no callback is desired. 1721 * 1722 * @hide 1723 */ 1724 public abstract void getPackageSizeInfo(String packageName, 1725 IPackageStatsObserver observer); 1726 1727 /** 1728 * @deprecated This function no longer does anything; it was an old 1729 * approach to managing preferred activities, which has been superceeded 1730 * (and conflicts with) the modern activity-based preferences. 1731 */ 1732 @Deprecated 1733 public abstract void addPackageToPreferred(String packageName); 1734 1735 /** 1736 * @deprecated This function no longer does anything; it was an old 1737 * approach to managing preferred activities, which has been superceeded 1738 * (and conflicts with) the modern activity-based preferences. 1739 */ 1740 @Deprecated 1741 public abstract void removePackageFromPreferred(String packageName); 1742 1743 /** 1744 * Retrieve the list of all currently configured preferred packages. The 1745 * first package on the list is the most preferred, the last is the 1746 * least preferred. 1747 * 1748 * @param flags Additional option flags. Use any combination of 1749 * {@link #GET_ACTIVITIES}, 1750 * {@link #GET_GIDS}, 1751 * {@link #GET_CONFIGURATIONS}, 1752 * {@link #GET_INSTRUMENTATION}, 1753 * {@link #GET_PERMISSIONS}, 1754 * {@link #GET_PROVIDERS}, 1755 * {@link #GET_RECEIVERS}, 1756 * {@link #GET_SERVICES}, 1757 * {@link #GET_SIGNATURES}, to modify the data returned. 1758 * 1759 * @return Returns a list of PackageInfo objects describing each 1760 * preferred application, in order of preference. 1761 * 1762 * @see #GET_ACTIVITIES 1763 * @see #GET_GIDS 1764 * @see #GET_CONFIGURATIONS 1765 * @see #GET_INSTRUMENTATION 1766 * @see #GET_PERMISSIONS 1767 * @see #GET_PROVIDERS 1768 * @see #GET_RECEIVERS 1769 * @see #GET_SERVICES 1770 * @see #GET_SIGNATURES 1771 */ 1772 public abstract List<PackageInfo> getPreferredPackages(int flags); 1773 1774 /** 1775 * Add a new preferred activity mapping to the system. This will be used 1776 * to automatically select the given activity component when 1777 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1778 * multiple matching activities and also matches the given filter. 1779 * 1780 * @param filter The set of intents under which this activity will be 1781 * made preferred. 1782 * @param match The IntentFilter match category that this preference 1783 * applies to. 1784 * @param set The set of activities that the user was picking from when 1785 * this preference was made. 1786 * @param activity The component name of the activity that is to be 1787 * preferred. 1788 */ 1789 public abstract void addPreferredActivity(IntentFilter filter, int match, 1790 ComponentName[] set, ComponentName activity); 1791 1792 /** 1793 * Replaces an existing preferred activity mapping to the system, and if that were not present 1794 * adds a new preferred activity. This will be used 1795 * to automatically select the given activity component when 1796 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1797 * multiple matching activities and also matches the given filter. 1798 * 1799 * @param filter The set of intents under which this activity will be 1800 * made preferred. 1801 * @param match The IntentFilter match category that this preference 1802 * applies to. 1803 * @param set The set of activities that the user was picking from when 1804 * this preference was made. 1805 * @param activity The component name of the activity that is to be 1806 * preferred. 1807 * @hide 1808 */ 1809 public abstract void replacePreferredActivity(IntentFilter filter, int match, 1810 ComponentName[] set, ComponentName activity); 1811 1812 /** 1813 * Remove all preferred activity mappings, previously added with 1814 * {@link #addPreferredActivity}, from the 1815 * system whose activities are implemented in the given package name. 1816 * 1817 * @param packageName The name of the package whose preferred activity 1818 * mappings are to be removed. 1819 */ 1820 public abstract void clearPackagePreferredActivities(String packageName); 1821 1822 /** 1823 * Retrieve all preferred activities, previously added with 1824 * {@link #addPreferredActivity}, that are 1825 * currently registered with the system. 1826 * 1827 * @param outFilters A list in which to place the filters of all of the 1828 * preferred activities, or null for none. 1829 * @param outActivities A list in which to place the component names of 1830 * all of the preferred activities, or null for none. 1831 * @param packageName An option package in which you would like to limit 1832 * the list. If null, all activities will be returned; if non-null, only 1833 * those activities in the given package are returned. 1834 * 1835 * @return Returns the total number of registered preferred activities 1836 * (the number of distinct IntentFilter records, not the number of unique 1837 * activity components) that were found. 1838 */ 1839 public abstract int getPreferredActivities(List<IntentFilter> outFilters, 1840 List<ComponentName> outActivities, String packageName); 1841 1842 /** 1843 * Set the enabled setting for a package component (activity, receiver, service, provider). 1844 * This setting will override any enabled state which may have been set by the component in its 1845 * manifest. 1846 * 1847 * @param componentName The component to enable 1848 * @param newState The new enabled state for the component. The legal values for this state 1849 * are: 1850 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1851 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1852 * and 1853 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1854 * The last one removes the setting, thereby restoring the component's state to 1855 * whatever was set in it's manifest (or enabled, by default). 1856 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1857 */ 1858 public abstract void setComponentEnabledSetting(ComponentName componentName, 1859 int newState, int flags); 1860 1861 1862 /** 1863 * Return the the enabled setting for a package component (activity, 1864 * receiver, service, provider). This returns the last value set by 1865 * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most 1866 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1867 * the value originally specified in the manifest has not been modified. 1868 * 1869 * @param componentName The component to retrieve. 1870 * @return Returns the current enabled state for the component. May 1871 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1872 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1873 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1874 * component's enabled state is based on the original information in 1875 * the manifest as found in {@link ComponentInfo}. 1876 */ 1877 public abstract int getComponentEnabledSetting(ComponentName componentName); 1878 1879 /** 1880 * Set the enabled setting for an application 1881 * This setting will override any enabled state which may have been set by the application in 1882 * its manifest. It also overrides the enabled state set in the manifest for any of the 1883 * application's components. It does not override any enabled state set by 1884 * {@link #setComponentEnabledSetting} for any of the application's components. 1885 * 1886 * @param packageName The package name of the application to enable 1887 * @param newState The new enabled state for the component. The legal values for this state 1888 * are: 1889 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1890 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1891 * and 1892 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1893 * The last one removes the setting, thereby restoring the applications's state to 1894 * whatever was set in its manifest (or enabled, by default). 1895 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1896 */ 1897 public abstract void setApplicationEnabledSetting(String packageName, 1898 int newState, int flags); 1899 1900 /** 1901 * Return the the enabled setting for an application. This returns 1902 * the last value set by 1903 * {@link #setApplicationEnabledSetting(String, int, int)}; in most 1904 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1905 * the value originally specified in the manifest has not been modified. 1906 * 1907 * @param packageName The component to retrieve. 1908 * @return Returns the current enabled state for the component. May 1909 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1910 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1911 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1912 * application's enabled state is based on the original information in 1913 * the manifest as found in {@link ComponentInfo}. 1914 */ 1915 public abstract int getApplicationEnabledSetting(String packageName); 1916 1917 /** 1918 * Return whether the device has been booted into safe mode. 1919 */ 1920 public abstract boolean isSafeMode(); 1921} 1922