PackageManager.java revision b56ae20b22fd7283df32072a431ab6d4965f3c1b
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 * Determines best place to install an application: either SD or internal FLASH. 626 * Tweak the algorithm for best results. 627 * @param appInfo ApplicationInfo object of the package to install. 628 * Call utility method to obtain. 629 * @param packageURI URI identifying the package's APK file. 630 * @return {@link INSTALL_ON_INTERNAL_FLASH} if it is best to install package on internal 631 * storage, {@link INSTALL_ON_SDCARD} if it is best to install package on SD card, 632 * and {@link INSTALL_FAILED_INSUFFICIENT_STORAGE} if insufficient space to safely install 633 * the application. {@link INSTALL_PARSE_FAILED_NOT_APK} Is returned if any input 634 * parameter is <code>null</code>. 635 * This recommendation does take into account the package's own flags. 636 * @hide 637 */ 638 public abstract int recommendAppInstallLocation(ApplicationInfo appInfo, Uri packageURI); 639 640 /** 641 * Retrieve overall information about an application package that is 642 * installed on the system. 643 * 644 * <p>Throws {@link NameNotFoundException} if a package with the given 645 * name can not be found on the system. 646 * 647 * @param packageName The full name (i.e. com.google.apps.contacts) of the 648 * desired package. 649 650 * @param flags Additional option flags. Use any combination of 651 * {@link #GET_ACTIVITIES}, 652 * {@link #GET_GIDS}, 653 * {@link #GET_CONFIGURATIONS}, 654 * {@link #GET_INSTRUMENTATION}, 655 * {@link #GET_PERMISSIONS}, 656 * {@link #GET_PROVIDERS}, 657 * {@link #GET_RECEIVERS}, 658 * {@link #GET_SERVICES}, 659 * {@link #GET_SIGNATURES}, 660 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 661 * 662 * @return Returns a PackageInfo object containing information about the package. 663 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 664 * found in the list of installed applications, the package information is 665 * retrieved from the list of uninstalled applications(which includes 666 * installed applications as well as applications 667 * with data directory ie applications which had been 668 * deleted with DONT_DELTE_DATA flag set). 669 * 670 * @see #GET_ACTIVITIES 671 * @see #GET_GIDS 672 * @see #GET_CONFIGURATIONS 673 * @see #GET_INSTRUMENTATION 674 * @see #GET_PERMISSIONS 675 * @see #GET_PROVIDERS 676 * @see #GET_RECEIVERS 677 * @see #GET_SERVICES 678 * @see #GET_SIGNATURES 679 * @see #GET_UNINSTALLED_PACKAGES 680 * 681 */ 682 public abstract PackageInfo getPackageInfo(String packageName, int flags) 683 throws NameNotFoundException; 684 685 /** 686 * Return a "good" intent to launch a front-door activity in a package, 687 * for use for example to implement an "open" button when browsing through 688 * packages. The current implementation will look first for a main 689 * activity in the category {@link Intent#CATEGORY_INFO}, next for a 690 * main activity in the category {@link Intent#CATEGORY_LAUNCHER}, or return 691 * null if neither are found. 692 * 693 * <p>Throws {@link NameNotFoundException} if a package with the given 694 * name can not be found on the system. 695 * 696 * @param packageName The name of the package to inspect. 697 * 698 * @return Returns either a fully-qualified Intent that can be used to 699 * launch the main activity in the package, or null if the package does 700 * not contain such an activity. 701 */ 702 public abstract Intent getLaunchIntentForPackage(String packageName); 703 704 /** 705 * Return an array of all of the secondary group-ids that have been 706 * assigned to a package. 707 * 708 * <p>Throws {@link NameNotFoundException} if a package with the given 709 * name can not be found on the system. 710 * 711 * @param packageName The full name (i.e. com.google.apps.contacts) of the 712 * desired package. 713 * 714 * @return Returns an int array of the assigned gids, or null if there 715 * are none. 716 */ 717 public abstract int[] getPackageGids(String packageName) 718 throws NameNotFoundException; 719 720 /** 721 * Retrieve all of the information we know about a particular permission. 722 * 723 * <p>Throws {@link NameNotFoundException} if a permission with the given 724 * name can not be found on the system. 725 * 726 * @param name The fully qualified name (i.e. com.google.permission.LOGIN) 727 * of the permission you are interested in. 728 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 729 * retrieve any meta-data associated with the permission. 730 * 731 * @return Returns a {@link PermissionInfo} containing information about the 732 * permission. 733 */ 734 public abstract PermissionInfo getPermissionInfo(String name, int flags) 735 throws NameNotFoundException; 736 737 /** 738 * Query for all of the permissions associated with a particular group. 739 * 740 * <p>Throws {@link NameNotFoundException} if the given group does not 741 * exist. 742 * 743 * @param group The fully qualified name (i.e. com.google.permission.LOGIN) 744 * of the permission group you are interested in. Use null to 745 * find all of the permissions not associated with a group. 746 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 747 * retrieve any meta-data associated with the permissions. 748 * 749 * @return Returns a list of {@link PermissionInfo} containing information 750 * about all of the permissions in the given group. 751 */ 752 public abstract List<PermissionInfo> queryPermissionsByGroup(String group, 753 int flags) throws NameNotFoundException; 754 755 /** 756 * Retrieve all of the information we know about a particular group of 757 * permissions. 758 * 759 * <p>Throws {@link NameNotFoundException} if a permission group with the given 760 * name can not be found on the system. 761 * 762 * @param name The fully qualified name (i.e. com.google.permission_group.APPS) 763 * of the permission you are interested in. 764 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 765 * retrieve any meta-data associated with the permission group. 766 * 767 * @return Returns a {@link PermissionGroupInfo} containing information 768 * about the permission. 769 */ 770 public abstract PermissionGroupInfo getPermissionGroupInfo(String name, 771 int flags) throws NameNotFoundException; 772 773 /** 774 * Retrieve all of the known permission groups in the system. 775 * 776 * @param flags Additional option flags. Use {@link #GET_META_DATA} to 777 * retrieve any meta-data associated with the permission group. 778 * 779 * @return Returns a list of {@link PermissionGroupInfo} containing 780 * information about all of the known permission groups. 781 */ 782 public abstract List<PermissionGroupInfo> getAllPermissionGroups(int flags); 783 784 /** 785 * Retrieve all of the information we know about a particular 786 * package/application. 787 * 788 * <p>Throws {@link NameNotFoundException} if an application with the given 789 * package name can not be found on the system. 790 * 791 * @param packageName The full name (i.e. com.google.apps.contacts) of an 792 * application. 793 * @param flags Additional option flags. Use any combination of 794 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 795 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 796 * 797 * @return {@link ApplicationInfo} Returns ApplicationInfo object containing 798 * information about the package. 799 * If flag GET_UNINSTALLED_PACKAGES is set and if the package is not 800 * found in the list of installed applications, 801 * the application information is retrieved from the 802 * list of uninstalled applications(which includes 803 * installed applications as well as applications 804 * with data directory ie applications which had been 805 * deleted with DONT_DELTE_DATA flag set). 806 * 807 * @see #GET_META_DATA 808 * @see #GET_SHARED_LIBRARY_FILES 809 * @see #GET_UNINSTALLED_PACKAGES 810 */ 811 public abstract ApplicationInfo getApplicationInfo(String packageName, 812 int flags) throws NameNotFoundException; 813 814 /** 815 * Retrieve all of the information we know about a particular activity 816 * class. 817 * 818 * <p>Throws {@link NameNotFoundException} if an activity with the given 819 * class name can not be found on the system. 820 * 821 * @param className The full name (i.e. 822 * com.google.apps.contacts.ContactsList) of an Activity 823 * class. 824 * @param flags Additional option flags. Use any combination of 825 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 826 * to modify the data (in ApplicationInfo) returned. 827 * 828 * @return {@link ActivityInfo} containing information about the activity. 829 * 830 * @see #GET_INTENT_FILTERS 831 * @see #GET_META_DATA 832 * @see #GET_SHARED_LIBRARY_FILES 833 */ 834 public abstract ActivityInfo getActivityInfo(ComponentName className, 835 int flags) throws NameNotFoundException; 836 837 /** 838 * Retrieve all of the information we know about a particular receiver 839 * class. 840 * 841 * <p>Throws {@link NameNotFoundException} if a receiver with the given 842 * class name can not be found on the system. 843 * 844 * @param className The full name (i.e. 845 * com.google.apps.contacts.CalendarAlarm) of a Receiver 846 * class. 847 * @param flags Additional option flags. Use any combination of 848 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 849 * to modify the data returned. 850 * 851 * @return {@link ActivityInfo} containing information about the receiver. 852 * 853 * @see #GET_INTENT_FILTERS 854 * @see #GET_META_DATA 855 * @see #GET_SHARED_LIBRARY_FILES 856 */ 857 public abstract ActivityInfo getReceiverInfo(ComponentName className, 858 int flags) throws NameNotFoundException; 859 860 /** 861 * Retrieve all of the information we know about a particular service 862 * class. 863 * 864 * <p>Throws {@link NameNotFoundException} if a service with the given 865 * class name can not be found on the system. 866 * 867 * @param className The full name (i.e. 868 * com.google.apps.media.BackgroundPlayback) of a Service 869 * class. 870 * @param flags Additional option flags. Use any combination of 871 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 872 * to modify the data returned. 873 * 874 * @return ServiceInfo containing information about the service. 875 * 876 * @see #GET_META_DATA 877 * @see #GET_SHARED_LIBRARY_FILES 878 */ 879 public abstract ServiceInfo getServiceInfo(ComponentName className, 880 int flags) throws NameNotFoundException; 881 882 /** 883 * Return a List of all packages that are installed 884 * on the device. 885 * 886 * @param flags Additional option flags. Use any combination of 887 * {@link #GET_ACTIVITIES}, 888 * {@link #GET_GIDS}, 889 * {@link #GET_CONFIGURATIONS}, 890 * {@link #GET_INSTRUMENTATION}, 891 * {@link #GET_PERMISSIONS}, 892 * {@link #GET_PROVIDERS}, 893 * {@link #GET_RECEIVERS}, 894 * {@link #GET_SERVICES}, 895 * {@link #GET_SIGNATURES}, 896 * {@link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 897 * 898 * @return A List of PackageInfo objects, one for each package that is 899 * installed on the device. In the unlikely case of there being no 900 * installed packages, an empty list is returned. 901 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 902 * applications including those deleted with DONT_DELETE_DATA 903 * (partially installed apps with data directory) will be returned. 904 * 905 * @see #GET_ACTIVITIES 906 * @see #GET_GIDS 907 * @see #GET_CONFIGURATIONS 908 * @see #GET_INSTRUMENTATION 909 * @see #GET_PERMISSIONS 910 * @see #GET_PROVIDERS 911 * @see #GET_RECEIVERS 912 * @see #GET_SERVICES 913 * @see #GET_SIGNATURES 914 * @see #GET_UNINSTALLED_PACKAGES 915 * 916 */ 917 public abstract List<PackageInfo> getInstalledPackages(int flags); 918 919 /** 920 * Check whether a particular package has been granted a particular 921 * permission. 922 * 923 * @param permName The name of the permission you are checking for, 924 * @param pkgName The name of the package you are checking against. 925 * 926 * @return If the package has the permission, PERMISSION_GRANTED is 927 * returned. If it does not have the permission, PERMISSION_DENIED 928 * is returned. 929 * 930 * @see #PERMISSION_GRANTED 931 * @see #PERMISSION_DENIED 932 */ 933 public abstract int checkPermission(String permName, String pkgName); 934 935 /** 936 * Add a new dynamic permission to the system. For this to work, your 937 * package must have defined a permission tree through the 938 * {@link android.R.styleable#AndroidManifestPermissionTree 939 * <permission-tree>} tag in its manifest. A package can only add 940 * permissions to trees that were defined by either its own package or 941 * another with the same user id; a permission is in a tree if it 942 * matches the name of the permission tree + ".": for example, 943 * "com.foo.bar" is a member of the permission tree "com.foo". 944 * 945 * <p>It is good to make your permission tree name descriptive, because you 946 * are taking possession of that entire set of permission names. Thus, it 947 * must be under a domain you control, with a suffix that will not match 948 * any normal permissions that may be declared in any applications that 949 * are part of that domain. 950 * 951 * <p>New permissions must be added before 952 * any .apks are installed that use those permissions. Permissions you 953 * add through this method are remembered across reboots of the device. 954 * If the given permission already exists, the info you supply here 955 * will be used to update it. 956 * 957 * @param info Description of the permission to be added. 958 * 959 * @return Returns true if a new permission was created, false if an 960 * existing one was updated. 961 * 962 * @throws SecurityException if you are not allowed to add the 963 * given permission name. 964 * 965 * @see #removePermission(String) 966 */ 967 public abstract boolean addPermission(PermissionInfo info); 968 969 /** 970 * Removes a permission that was previously added with 971 * {@link #addPermission(PermissionInfo)}. The same ownership rules apply 972 * -- you are only allowed to remove permissions that you are allowed 973 * to add. 974 * 975 * @param name The name of the permission to remove. 976 * 977 * @throws SecurityException if you are not allowed to remove the 978 * given permission name. 979 * 980 * @see #addPermission(PermissionInfo) 981 */ 982 public abstract void removePermission(String name); 983 984 /** 985 * Compare the signatures of two packages to determine if the same 986 * signature appears in both of them. If they do contain the same 987 * signature, then they are allowed special privileges when working 988 * with each other: they can share the same user-id, run instrumentation 989 * against each other, etc. 990 * 991 * @param pkg1 First package name whose signature will be compared. 992 * @param pkg2 Second package name whose signature will be compared. 993 * @return Returns an integer indicating whether there is a matching 994 * signature: the value is >= 0 if there is a match (or neither package 995 * is signed), or < 0 if there is not a match. The match result can be 996 * further distinguished with the success (>= 0) constants 997 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 998 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 999 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1000 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1001 * 1002 * @see #checkSignatures(int, int) 1003 * @see #SIGNATURE_MATCH 1004 * @see #SIGNATURE_NEITHER_SIGNED 1005 * @see #SIGNATURE_FIRST_NOT_SIGNED 1006 * @see #SIGNATURE_SECOND_NOT_SIGNED 1007 * @see #SIGNATURE_NO_MATCH 1008 * @see #SIGNATURE_UNKNOWN_PACKAGE 1009 */ 1010 public abstract int checkSignatures(String pkg1, String pkg2); 1011 1012 /** 1013 * Like {@link #checkSignatures(String, String)}, but takes UIDs of 1014 * the two packages to be checked. This can be useful, for example, 1015 * when doing the check in an IPC, where the UID is the only identity 1016 * available. It is functionally identical to determining the package 1017 * associated with the UIDs and checking their signatures. 1018 * 1019 * @param uid1 First UID whose signature will be compared. 1020 * @param uid2 Second UID whose signature will be compared. 1021 * @return Returns an integer indicating whether there is a matching 1022 * signature: the value is >= 0 if there is a match (or neither package 1023 * is signed), or < 0 if there is not a match. The match result can be 1024 * further distinguished with the success (>= 0) constants 1025 * {@link #SIGNATURE_MATCH}, {@link #SIGNATURE_NEITHER_SIGNED}; or 1026 * failure (< 0) constants {@link #SIGNATURE_FIRST_NOT_SIGNED}, 1027 * {@link #SIGNATURE_SECOND_NOT_SIGNED}, {@link #SIGNATURE_NO_MATCH}, 1028 * or {@link #SIGNATURE_UNKNOWN_PACKAGE}. 1029 * 1030 * @see #checkSignatures(int, int) 1031 * @see #SIGNATURE_MATCH 1032 * @see #SIGNATURE_NEITHER_SIGNED 1033 * @see #SIGNATURE_FIRST_NOT_SIGNED 1034 * @see #SIGNATURE_SECOND_NOT_SIGNED 1035 * @see #SIGNATURE_NO_MATCH 1036 * @see #SIGNATURE_UNKNOWN_PACKAGE 1037 */ 1038 public abstract int checkSignatures(int uid1, int uid2); 1039 1040 /** 1041 * Retrieve the names of all packages that are associated with a particular 1042 * user id. In most cases, this will be a single package name, the package 1043 * that has been assigned that user id. Where there are multiple packages 1044 * sharing the same user id through the "sharedUserId" mechanism, all 1045 * packages with that id will be returned. 1046 * 1047 * @param uid The user id for which you would like to retrieve the 1048 * associated packages. 1049 * 1050 * @return Returns an array of one or more packages assigned to the user 1051 * id, or null if there are no known packages with the given id. 1052 */ 1053 public abstract String[] getPackagesForUid(int uid); 1054 1055 /** 1056 * Retrieve the official name associated with a user id. This name is 1057 * guaranteed to never change, though it is possibly for the underlying 1058 * user id to be changed. That is, if you are storing information about 1059 * user ids in persistent storage, you should use the string returned 1060 * by this function instead of the raw user-id. 1061 * 1062 * @param uid The user id for which you would like to retrieve a name. 1063 * @return Returns a unique name for the given user id, or null if the 1064 * user id is not currently assigned. 1065 */ 1066 public abstract String getNameForUid(int uid); 1067 1068 /** 1069 * Return the user id associated with a shared user name. Multiple 1070 * applications can specify a shared user name in their manifest and thus 1071 * end up using a common uid. This might be used for new applications 1072 * that use an existing shared user name and need to know the uid of the 1073 * shared user. 1074 * 1075 * @param sharedUserName The shared user name whose uid is to be retrieved. 1076 * @return Returns the uid associated with the shared user, or NameNotFoundException 1077 * if the shared user name is not being used by any installed packages 1078 * @hide 1079 */ 1080 public abstract int getUidForSharedUser(String sharedUserName) 1081 throws NameNotFoundException; 1082 1083 /** 1084 * Return a List of all application packages that are installed on the 1085 * device. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all 1086 * applications including those deleted with DONT_DELETE_DATA(partially 1087 * installed apps with data directory) will be returned. 1088 * 1089 * @param flags Additional option flags. Use any combination of 1090 * {@link #GET_META_DATA}, {@link #GET_SHARED_LIBRARY_FILES}, 1091 * {link #GET_UNINSTALLED_PACKAGES} to modify the data returned. 1092 * 1093 * @return A List of ApplicationInfo objects, one for each application that 1094 * is installed on the device. In the unlikely case of there being 1095 * no installed applications, an empty list is returned. 1096 * If flag GET_UNINSTALLED_PACKAGES is set, a list of all 1097 * applications including those deleted with DONT_DELETE_DATA 1098 * (partially installed apps with data directory) will be returned. 1099 * 1100 * @see #GET_META_DATA 1101 * @see #GET_SHARED_LIBRARY_FILES 1102 * @see #GET_UNINSTALLED_PACKAGES 1103 */ 1104 public abstract List<ApplicationInfo> getInstalledApplications(int flags); 1105 1106 /** 1107 * Get a list of shared libraries that are available on the 1108 * system. 1109 * 1110 * @return An array of shared library names that are 1111 * available on the system, or null if none are installed. 1112 * 1113 */ 1114 public abstract String[] getSystemSharedLibraryNames(); 1115 1116 /** 1117 * Get a list of features that are available on the 1118 * system. 1119 * 1120 * @return An array of FeatureInfo classes describing the features 1121 * that are available on the system, or null if there are none(!!). 1122 */ 1123 public abstract FeatureInfo[] getSystemAvailableFeatures(); 1124 1125 /** 1126 * Check whether the given feature name is one of the available 1127 * features as returned by {@link #getSystemAvailableFeatures()}. 1128 * 1129 * @return Returns true if the devices supports the feature, else 1130 * false. 1131 */ 1132 public abstract boolean hasSystemFeature(String name); 1133 1134 /** 1135 * Determine the best action to perform for a given Intent. This is how 1136 * {@link Intent#resolveActivity} finds an activity if a class has not 1137 * been explicitly specified. 1138 * 1139 * @param intent An intent containing all of the desired specification 1140 * (action, data, type, category, and/or component). 1141 * @param flags Additional option flags. The most important is 1142 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1143 * those activities that support the CATEGORY_DEFAULT. 1144 * 1145 * @return Returns a ResolveInfo containing the final activity intent that 1146 * was determined to be the best action. Returns null if no 1147 * matching activity was found. 1148 * 1149 * @see #MATCH_DEFAULT_ONLY 1150 * @see #GET_INTENT_FILTERS 1151 * @see #GET_RESOLVED_FILTER 1152 */ 1153 public abstract ResolveInfo resolveActivity(Intent intent, int flags); 1154 1155 /** 1156 * Retrieve all activities that can be performed for the given intent. 1157 * 1158 * @param intent The desired intent as per resolveActivity(). 1159 * @param flags Additional option flags. The most important is 1160 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1161 * those activities that support the CATEGORY_DEFAULT. 1162 * 1163 * @return A List<ResolveInfo> containing one entry for each matching 1164 * Activity. These are ordered from best to worst match -- that 1165 * is, the first item in the list is what is returned by 1166 * resolveActivity(). If there are no matching activities, an empty 1167 * list is returned. 1168 * 1169 * @see #MATCH_DEFAULT_ONLY 1170 * @see #GET_INTENT_FILTERS 1171 * @see #GET_RESOLVED_FILTER 1172 */ 1173 public abstract List<ResolveInfo> queryIntentActivities(Intent intent, 1174 int flags); 1175 1176 /** 1177 * Retrieve a set of activities that should be presented to the user as 1178 * similar options. This is like {@link #queryIntentActivities}, except it 1179 * also allows you to supply a list of more explicit Intents that you would 1180 * like to resolve to particular options, and takes care of returning the 1181 * final ResolveInfo list in a reasonable order, with no duplicates, based 1182 * on those inputs. 1183 * 1184 * @param caller The class name of the activity that is making the 1185 * request. This activity will never appear in the output 1186 * list. Can be null. 1187 * @param specifics An array of Intents that should be resolved to the 1188 * first specific results. Can be null. 1189 * @param intent The desired intent as per resolveActivity(). 1190 * @param flags Additional option flags. The most important is 1191 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1192 * those activities that support the CATEGORY_DEFAULT. 1193 * 1194 * @return A List<ResolveInfo> containing one entry for each matching 1195 * Activity. These are ordered first by all of the intents resolved 1196 * in <var>specifics</var> and then any additional activities that 1197 * can handle <var>intent</var> but did not get included by one of 1198 * the <var>specifics</var> intents. If there are no matching 1199 * activities, an empty list is returned. 1200 * 1201 * @see #MATCH_DEFAULT_ONLY 1202 * @see #GET_INTENT_FILTERS 1203 * @see #GET_RESOLVED_FILTER 1204 */ 1205 public abstract List<ResolveInfo> queryIntentActivityOptions( 1206 ComponentName caller, Intent[] specifics, Intent intent, int flags); 1207 1208 /** 1209 * Retrieve all receivers that can handle a broadcast of the given intent. 1210 * 1211 * @param intent The desired intent as per resolveActivity(). 1212 * @param flags Additional option flags. The most important is 1213 * MATCH_DEFAULT_ONLY, to limit the resolution to only 1214 * those activities that support the CATEGORY_DEFAULT. 1215 * 1216 * @return A List<ResolveInfo> containing one entry for each matching 1217 * Receiver. These are ordered from first to last in priority. If 1218 * there are no matching receivers, an empty list is returned. 1219 * 1220 * @see #MATCH_DEFAULT_ONLY 1221 * @see #GET_INTENT_FILTERS 1222 * @see #GET_RESOLVED_FILTER 1223 */ 1224 public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, 1225 int flags); 1226 1227 /** 1228 * Determine the best service to handle for a given Intent. 1229 * 1230 * @param intent An intent containing all of the desired specification 1231 * (action, data, type, category, and/or component). 1232 * @param flags Additional option flags. 1233 * 1234 * @return Returns a ResolveInfo containing the final service intent that 1235 * was determined to be the best action. Returns null if no 1236 * matching service was found. 1237 * 1238 * @see #GET_INTENT_FILTERS 1239 * @see #GET_RESOLVED_FILTER 1240 */ 1241 public abstract ResolveInfo resolveService(Intent intent, int flags); 1242 1243 /** 1244 * Retrieve all services that can match the given intent. 1245 * 1246 * @param intent The desired intent as per resolveService(). 1247 * @param flags Additional option flags. 1248 * 1249 * @return A List<ResolveInfo> containing one entry for each matching 1250 * ServiceInfo. These are ordered from best to worst match -- that 1251 * is, the first item in the list is what is returned by 1252 * resolveService(). If there are no matching services, an empty 1253 * list is returned. 1254 * 1255 * @see #GET_INTENT_FILTERS 1256 * @see #GET_RESOLVED_FILTER 1257 */ 1258 public abstract List<ResolveInfo> queryIntentServices(Intent intent, 1259 int flags); 1260 1261 /** 1262 * Find a single content provider by its base path name. 1263 * 1264 * @param name The name of the provider to find. 1265 * @param flags Additional option flags. Currently should always be 0. 1266 * 1267 * @return ContentProviderInfo Information about the provider, if found, 1268 * else null. 1269 */ 1270 public abstract ProviderInfo resolveContentProvider(String name, 1271 int flags); 1272 1273 /** 1274 * Retrieve content provider information. 1275 * 1276 * <p><em>Note: unlike most other methods, an empty result set is indicated 1277 * by a null return instead of an empty list.</em> 1278 * 1279 * @param processName If non-null, limits the returned providers to only 1280 * those that are hosted by the given process. If null, 1281 * all content providers are returned. 1282 * @param uid If <var>processName</var> is non-null, this is the required 1283 * uid owning the requested content providers. 1284 * @param flags Additional option flags. Currently should always be 0. 1285 * 1286 * @return A List<ContentProviderInfo> containing one entry for each 1287 * content provider either patching <var>processName</var> or, if 1288 * <var>processName</var> is null, all known content providers. 1289 * <em>If there are no matching providers, null is returned.</em> 1290 */ 1291 public abstract List<ProviderInfo> queryContentProviders( 1292 String processName, int uid, int flags); 1293 1294 /** 1295 * Retrieve all of the information we know about a particular 1296 * instrumentation class. 1297 * 1298 * <p>Throws {@link NameNotFoundException} if instrumentation with the 1299 * given class name can not be found on the system. 1300 * 1301 * @param className The full name (i.e. 1302 * com.google.apps.contacts.InstrumentList) of an 1303 * Instrumentation class. 1304 * @param flags Additional option flags. Currently should always be 0. 1305 * 1306 * @return InstrumentationInfo containing information about the 1307 * instrumentation. 1308 */ 1309 public abstract InstrumentationInfo getInstrumentationInfo( 1310 ComponentName className, int flags) throws NameNotFoundException; 1311 1312 /** 1313 * Retrieve information about available instrumentation code. May be used 1314 * to retrieve either all instrumentation code, or only the code targeting 1315 * a particular package. 1316 * 1317 * @param targetPackage If null, all instrumentation is returned; only the 1318 * instrumentation targeting this package name is 1319 * returned. 1320 * @param flags Additional option flags. Currently should always be 0. 1321 * 1322 * @return A List<InstrumentationInfo> containing one entry for each 1323 * matching available Instrumentation. Returns an empty list if 1324 * there is no instrumentation available for the given package. 1325 */ 1326 public abstract List<InstrumentationInfo> queryInstrumentation( 1327 String targetPackage, int flags); 1328 1329 /** 1330 * Retrieve an image from a package. This is a low-level API used by 1331 * the various package manager info structures (such as 1332 * {@link ComponentInfo} to implement retrieval of their associated 1333 * icon. 1334 * 1335 * @param packageName The name of the package that this icon is coming from. 1336 * Can not be null. 1337 * @param resid The resource identifier of the desired image. Can not be 0. 1338 * @param appInfo Overall information about <var>packageName</var>. This 1339 * may be null, in which case the application information will be retrieved 1340 * for you if needed; if you already have this information around, it can 1341 * be much more efficient to supply it here. 1342 * 1343 * @return Returns a Drawable holding the requested image. Returns null if 1344 * an image could not be found for any reason. 1345 */ 1346 public abstract Drawable getDrawable(String packageName, int resid, 1347 ApplicationInfo appInfo); 1348 1349 /** 1350 * Retrieve the icon associated with an activity. Given the full name of 1351 * an activity, retrieves the information about it and calls 1352 * {@link ComponentInfo#loadIcon ComponentInfo.loadIcon()} to return its icon. 1353 * If the activity can not be found, NameNotFoundException is thrown. 1354 * 1355 * @param activityName Name of the activity whose icon is to be retrieved. 1356 * 1357 * @return Returns the image of the icon, or the default activity icon if 1358 * it could not be found. Does not return null. 1359 * @throws NameNotFoundException Thrown if the resources for the given 1360 * activity could not be loaded. 1361 * 1362 * @see #getActivityIcon(Intent) 1363 */ 1364 public abstract Drawable getActivityIcon(ComponentName activityName) 1365 throws NameNotFoundException; 1366 1367 /** 1368 * Retrieve the icon associated with an Intent. If intent.getClassName() is 1369 * set, this simply returns the result of 1370 * getActivityIcon(intent.getClassName()). Otherwise it resolves the intent's 1371 * component and returns the icon associated with the resolved component. 1372 * If intent.getClassName() can not be found or the Intent can not be resolved 1373 * to a component, NameNotFoundException is thrown. 1374 * 1375 * @param intent The intent for which you would like to retrieve an icon. 1376 * 1377 * @return Returns the image of the icon, or the default activity icon if 1378 * it could not be found. Does not return null. 1379 * @throws NameNotFoundException Thrown if the resources for application 1380 * matching the given intent could not be loaded. 1381 * 1382 * @see #getActivityIcon(ComponentName) 1383 */ 1384 public abstract Drawable getActivityIcon(Intent intent) 1385 throws NameNotFoundException; 1386 1387 /** 1388 * Return the generic icon for an activity that is used when no specific 1389 * icon is defined. 1390 * 1391 * @return Drawable Image of the icon. 1392 */ 1393 public abstract Drawable getDefaultActivityIcon(); 1394 1395 /** 1396 * Retrieve the icon associated with an application. If it has not defined 1397 * an icon, the default app icon is returned. Does not return null. 1398 * 1399 * @param info Information about application being queried. 1400 * 1401 * @return Returns the image of the icon, or the default application icon 1402 * if it could not be found. 1403 * 1404 * @see #getApplicationIcon(String) 1405 */ 1406 public abstract Drawable getApplicationIcon(ApplicationInfo info); 1407 1408 /** 1409 * Retrieve the icon associated with an application. Given the name of the 1410 * application's package, retrieves the information about it and calls 1411 * getApplicationIcon() to return its icon. If the application can not be 1412 * found, NameNotFoundException is thrown. 1413 * 1414 * @param packageName Name of the package whose application icon is to be 1415 * retrieved. 1416 * 1417 * @return Returns the image of the icon, or the default application icon 1418 * if it could not be found. Does not return null. 1419 * @throws NameNotFoundException Thrown if the resources for the given 1420 * application could not be loaded. 1421 * 1422 * @see #getApplicationIcon(ApplicationInfo) 1423 */ 1424 public abstract Drawable getApplicationIcon(String packageName) 1425 throws NameNotFoundException; 1426 1427 /** 1428 * Retrieve text from a package. This is a low-level API used by 1429 * the various package manager info structures (such as 1430 * {@link ComponentInfo} to implement retrieval of their associated 1431 * labels and other text. 1432 * 1433 * @param packageName The name of the package that this text is coming from. 1434 * Can not be null. 1435 * @param resid The resource identifier of the desired text. Can not be 0. 1436 * @param appInfo Overall information about <var>packageName</var>. This 1437 * may be null, in which case the application information will be retrieved 1438 * for you if needed; if you already have this information around, it can 1439 * be much more efficient to supply it here. 1440 * 1441 * @return Returns a CharSequence holding the requested text. Returns null 1442 * if the text could not be found for any reason. 1443 */ 1444 public abstract CharSequence getText(String packageName, int resid, 1445 ApplicationInfo appInfo); 1446 1447 /** 1448 * Retrieve an XML file from a package. This is a low-level API used to 1449 * retrieve XML meta data. 1450 * 1451 * @param packageName The name of the package that this xml is coming from. 1452 * Can not be null. 1453 * @param resid The resource identifier of the desired xml. Can not be 0. 1454 * @param appInfo Overall information about <var>packageName</var>. This 1455 * may be null, in which case the application information will be retrieved 1456 * for you if needed; if you already have this information around, it can 1457 * be much more efficient to supply it here. 1458 * 1459 * @return Returns an XmlPullParser allowing you to parse out the XML 1460 * data. Returns null if the xml resource could not be found for any 1461 * reason. 1462 */ 1463 public abstract XmlResourceParser getXml(String packageName, int resid, 1464 ApplicationInfo appInfo); 1465 1466 /** 1467 * Return the label to use for this application. 1468 * 1469 * @return Returns the label associated with this application, or null if 1470 * it could not be found for any reason. 1471 * @param info The application to get the label of 1472 */ 1473 public abstract CharSequence getApplicationLabel(ApplicationInfo info); 1474 1475 /** 1476 * Retrieve the resources associated with an activity. Given the full 1477 * name of an activity, retrieves the information about it and calls 1478 * getResources() to return its application's resources. If the activity 1479 * can not be found, NameNotFoundException is thrown. 1480 * 1481 * @param activityName Name of the activity whose resources are to be 1482 * retrieved. 1483 * 1484 * @return Returns the application's Resources. 1485 * @throws NameNotFoundException Thrown if the resources for the given 1486 * application could not be loaded. 1487 * 1488 * @see #getResourcesForApplication(ApplicationInfo) 1489 */ 1490 public abstract Resources getResourcesForActivity(ComponentName activityName) 1491 throws NameNotFoundException; 1492 1493 /** 1494 * Retrieve the resources for an application. Throws NameNotFoundException 1495 * if the package is no longer installed. 1496 * 1497 * @param app Information about the desired application. 1498 * 1499 * @return Returns the application's Resources. 1500 * @throws NameNotFoundException Thrown if the resources for the given 1501 * application could not be loaded (most likely because it was uninstalled). 1502 */ 1503 public abstract Resources getResourcesForApplication(ApplicationInfo app) 1504 throws NameNotFoundException; 1505 1506 /** 1507 * Retrieve the resources associated with an application. Given the full 1508 * package name of an application, retrieves the information about it and 1509 * calls getResources() to return its application's resources. If the 1510 * appPackageName can not be found, NameNotFoundException is thrown. 1511 * 1512 * @param appPackageName Package name of the application whose resources 1513 * are to be retrieved. 1514 * 1515 * @return Returns the application's Resources. 1516 * @throws NameNotFoundException Thrown if the resources for the given 1517 * application could not be loaded. 1518 * 1519 * @see #getResourcesForApplication(ApplicationInfo) 1520 */ 1521 public abstract Resources getResourcesForApplication(String appPackageName) 1522 throws NameNotFoundException; 1523 1524 /** 1525 * Retrieve overall information about an application package defined 1526 * in a package archive file 1527 * 1528 * @param archiveFilePath The path to the archive file 1529 * @param flags Additional option flags. Use any combination of 1530 * {@link #GET_ACTIVITIES}, 1531 * {@link #GET_GIDS}, 1532 * {@link #GET_CONFIGURATIONS}, 1533 * {@link #GET_INSTRUMENTATION}, 1534 * {@link #GET_PERMISSIONS}, 1535 * {@link #GET_PROVIDERS}, 1536 * {@link #GET_RECEIVERS}, 1537 * {@link #GET_SERVICES}, 1538 * {@link #GET_SIGNATURES}, to modify the data returned. 1539 * 1540 * @return Returns the information about the package. Returns 1541 * null if the package could not be successfully parsed. 1542 * 1543 * @see #GET_ACTIVITIES 1544 * @see #GET_GIDS 1545 * @see #GET_CONFIGURATIONS 1546 * @see #GET_INSTRUMENTATION 1547 * @see #GET_PERMISSIONS 1548 * @see #GET_PROVIDERS 1549 * @see #GET_RECEIVERS 1550 * @see #GET_SERVICES 1551 * @see #GET_SIGNATURES 1552 * 1553 */ 1554 public PackageInfo getPackageArchiveInfo(String archiveFilePath, int flags) { 1555 PackageParser packageParser = new PackageParser(archiveFilePath); 1556 DisplayMetrics metrics = new DisplayMetrics(); 1557 metrics.setToDefaults(); 1558 final File sourceFile = new File(archiveFilePath); 1559 PackageParser.Package pkg = packageParser.parsePackage( 1560 sourceFile, archiveFilePath, metrics, 0); 1561 if (pkg == null) { 1562 return null; 1563 } 1564 return PackageParser.generatePackageInfo(pkg, null, flags); 1565 } 1566 1567 /** 1568 * @hide 1569 * 1570 * Install a package. Since this may take a little while, the result will 1571 * be posted back to the given observer. An installation will fail if the calling context 1572 * lacks the {@link android.Manifest.permission#INSTALL_PACKAGES} permission, if the 1573 * package named in the package file's manifest is already installed, or if there's no space 1574 * available on the device. 1575 * 1576 * @param packageURI The location of the package file to install. This can be a 'file:' or a 1577 * 'content:' URI. 1578 * @param observer An observer callback to get notified when the package installation is 1579 * complete. {@link IPackageInstallObserver#packageInstalled(String, int)} will be 1580 * called when that happens. observer may be null to indicate that no callback is desired. 1581 * @param flags - possible values: {@link #INSTALL_FORWARD_LOCK}, 1582 * {@link #INSTALL_REPLACE_EXISTING}, {@link #INSTALL_ALLOW_TEST}. 1583 * @param installerPackageName Optional package name of the application that is performing the 1584 * installation. This identifies which market the package came from. 1585 */ 1586 public abstract void installPackage( 1587 Uri packageURI, IPackageInstallObserver observer, int flags, 1588 String installerPackageName); 1589 1590 /** 1591 * Attempts to delete a package. Since this may take a little while, the result will 1592 * be posted back to the given observer. A deletion will fail if the calling context 1593 * lacks the {@link android.Manifest.permission#DELETE_PACKAGES} permission, if the 1594 * named package cannot be found, or if the named package is a "system package". 1595 * (TODO: include pointer to documentation on "system packages") 1596 * 1597 * @param packageName The name of the package to delete 1598 * @param observer An observer callback to get notified when the package deletion is 1599 * complete. {@link android.content.pm.IPackageDeleteObserver#packageDeleted(boolean)} will be 1600 * called when that happens. observer may be null to indicate that no callback is desired. 1601 * @param flags - possible values: {@link #DONT_DELETE_DATA} 1602 * 1603 * @hide 1604 */ 1605 public abstract void deletePackage( 1606 String packageName, IPackageDeleteObserver observer, int flags); 1607 1608 /** 1609 * Retrieve the package name of the application that installed a package. This identifies 1610 * which market the package came from. 1611 * 1612 * @param packageName The name of the package to query 1613 */ 1614 public abstract String getInstallerPackageName(String packageName); 1615 1616 /** 1617 * Attempts to clear the user data directory of an application. 1618 * Since this may take a little while, the result will 1619 * be posted back to the given observer. A deletion will fail if the 1620 * named package cannot be found, or if the named package is a "system package". 1621 * 1622 * @param packageName The name of the package 1623 * @param observer An observer callback to get notified when the operation is finished 1624 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1625 * will be called when that happens. observer may be null to indicate that 1626 * no callback is desired. 1627 * 1628 * @hide 1629 */ 1630 public abstract void clearApplicationUserData(String packageName, 1631 IPackageDataObserver observer); 1632 /** 1633 * Attempts to delete the cache files associated with an application. 1634 * Since this may take a little while, the result will 1635 * be posted back to the given observer. A deletion will fail if the calling context 1636 * lacks the {@link android.Manifest.permission#DELETE_CACHE_FILES} permission, if the 1637 * named package cannot be found, or if the named package is a "system package". 1638 * 1639 * @param packageName The name of the package to delete 1640 * @param observer An observer callback to get notified when the cache file deletion 1641 * is complete. 1642 * {@link android.content.pm.IPackageDataObserver#onRemoveCompleted(String, boolean)} 1643 * will be called when that happens. observer may be null to indicate that 1644 * no callback is desired. 1645 * 1646 * @hide 1647 */ 1648 public abstract void deleteApplicationCacheFiles(String packageName, 1649 IPackageDataObserver observer); 1650 1651 /** 1652 * Free storage by deleting LRU sorted list of cache files across 1653 * all applications. If the currently available free storage 1654 * on the device is greater than or equal to the requested 1655 * free storage, no cache files are cleared. If the currently 1656 * available storage on the device is less than the requested 1657 * free storage, some or all of the cache files across 1658 * all applications are deleted (based on last accessed time) 1659 * to increase the free storage space on the device to 1660 * the requested value. There is no guarantee that clearing all 1661 * the cache files from all applications will clear up 1662 * enough storage to achieve the desired value. 1663 * @param freeStorageSize The number of bytes of storage to be 1664 * freed by the system. Say if freeStorageSize is XX, 1665 * and the current free storage is YY, 1666 * if XX is less than YY, just return. if not free XX-YY number 1667 * of bytes if possible. 1668 * @param observer call back used to notify when 1669 * the operation is completed 1670 * 1671 * @hide 1672 */ 1673 public abstract void freeStorageAndNotify(long freeStorageSize, IPackageDataObserver observer); 1674 1675 /** 1676 * Free storage by deleting LRU sorted list of cache files across 1677 * all applications. If the currently available free storage 1678 * on the device is greater than or equal to the requested 1679 * free storage, no cache files are cleared. If the currently 1680 * available storage on the device is less than the requested 1681 * free storage, some or all of the cache files across 1682 * all applications are deleted (based on last accessed time) 1683 * to increase the free storage space on the device to 1684 * the requested value. There is no guarantee that clearing all 1685 * the cache files from all applications will clear up 1686 * enough storage to achieve the desired value. 1687 * @param freeStorageSize The number of bytes of storage to be 1688 * freed by the system. Say if freeStorageSize is XX, 1689 * and the current free storage is YY, 1690 * if XX is less than YY, just return. if not free XX-YY number 1691 * of bytes if possible. 1692 * @param pi IntentSender call back used to 1693 * notify when the operation is completed.May be null 1694 * to indicate that no call back is desired. 1695 * 1696 * @hide 1697 */ 1698 public abstract void freeStorage(long freeStorageSize, IntentSender pi); 1699 1700 /** 1701 * Retrieve the size information for a package. 1702 * Since this may take a little while, the result will 1703 * be posted back to the given observer. The calling context 1704 * should have the {@link android.Manifest.permission#GET_PACKAGE_SIZE} permission. 1705 * 1706 * @param packageName The name of the package whose size information is to be retrieved 1707 * @param observer An observer callback to get notified when the operation 1708 * is complete. 1709 * {@link android.content.pm.IPackageStatsObserver#onGetStatsCompleted(PackageStats, boolean)} 1710 * The observer's callback is invoked with a PackageStats object(containing the 1711 * code, data and cache sizes of the package) and a boolean value representing 1712 * the status of the operation. observer may be null to indicate that 1713 * no callback is desired. 1714 * 1715 * @hide 1716 */ 1717 public abstract void getPackageSizeInfo(String packageName, 1718 IPackageStatsObserver observer); 1719 1720 /** 1721 * @deprecated This function no longer does anything; it was an old 1722 * approach to managing preferred activities, which has been superceeded 1723 * (and conflicts with) the modern activity-based preferences. 1724 */ 1725 @Deprecated 1726 public abstract void addPackageToPreferred(String packageName); 1727 1728 /** 1729 * @deprecated This function no longer does anything; it was an old 1730 * approach to managing preferred activities, which has been superceeded 1731 * (and conflicts with) the modern activity-based preferences. 1732 */ 1733 @Deprecated 1734 public abstract void removePackageFromPreferred(String packageName); 1735 1736 /** 1737 * Retrieve the list of all currently configured preferred packages. The 1738 * first package on the list is the most preferred, the last is the 1739 * least preferred. 1740 * 1741 * @param flags Additional option flags. Use any combination of 1742 * {@link #GET_ACTIVITIES}, 1743 * {@link #GET_GIDS}, 1744 * {@link #GET_CONFIGURATIONS}, 1745 * {@link #GET_INSTRUMENTATION}, 1746 * {@link #GET_PERMISSIONS}, 1747 * {@link #GET_PROVIDERS}, 1748 * {@link #GET_RECEIVERS}, 1749 * {@link #GET_SERVICES}, 1750 * {@link #GET_SIGNATURES}, to modify the data returned. 1751 * 1752 * @return Returns a list of PackageInfo objects describing each 1753 * preferred application, in order of preference. 1754 * 1755 * @see #GET_ACTIVITIES 1756 * @see #GET_GIDS 1757 * @see #GET_CONFIGURATIONS 1758 * @see #GET_INSTRUMENTATION 1759 * @see #GET_PERMISSIONS 1760 * @see #GET_PROVIDERS 1761 * @see #GET_RECEIVERS 1762 * @see #GET_SERVICES 1763 * @see #GET_SIGNATURES 1764 */ 1765 public abstract List<PackageInfo> getPreferredPackages(int flags); 1766 1767 /** 1768 * Add a new preferred activity mapping to the system. This will be used 1769 * to automatically select the given activity component when 1770 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1771 * multiple matching activities and also matches the given filter. 1772 * 1773 * @param filter The set of intents under which this activity will be 1774 * made preferred. 1775 * @param match The IntentFilter match category that this preference 1776 * applies to. 1777 * @param set The set of activities that the user was picking from when 1778 * this preference was made. 1779 * @param activity The component name of the activity that is to be 1780 * preferred. 1781 */ 1782 public abstract void addPreferredActivity(IntentFilter filter, int match, 1783 ComponentName[] set, ComponentName activity); 1784 1785 /** 1786 * Replaces an existing preferred activity mapping to the system, and if that were not present 1787 * adds a new preferred activity. This will be used 1788 * to automatically select the given activity component when 1789 * {@link Context#startActivity(Intent) Context.startActivity()} finds 1790 * multiple matching activities and also matches the given filter. 1791 * 1792 * @param filter The set of intents under which this activity will be 1793 * made preferred. 1794 * @param match The IntentFilter match category that this preference 1795 * applies to. 1796 * @param set The set of activities that the user was picking from when 1797 * this preference was made. 1798 * @param activity The component name of the activity that is to be 1799 * preferred. 1800 * @hide 1801 */ 1802 public abstract void replacePreferredActivity(IntentFilter filter, int match, 1803 ComponentName[] set, ComponentName activity); 1804 1805 /** 1806 * Remove all preferred activity mappings, previously added with 1807 * {@link #addPreferredActivity}, from the 1808 * system whose activities are implemented in the given package name. 1809 * 1810 * @param packageName The name of the package whose preferred activity 1811 * mappings are to be removed. 1812 */ 1813 public abstract void clearPackagePreferredActivities(String packageName); 1814 1815 /** 1816 * Retrieve all preferred activities, previously added with 1817 * {@link #addPreferredActivity}, that are 1818 * currently registered with the system. 1819 * 1820 * @param outFilters A list in which to place the filters of all of the 1821 * preferred activities, or null for none. 1822 * @param outActivities A list in which to place the component names of 1823 * all of the preferred activities, or null for none. 1824 * @param packageName An option package in which you would like to limit 1825 * the list. If null, all activities will be returned; if non-null, only 1826 * those activities in the given package are returned. 1827 * 1828 * @return Returns the total number of registered preferred activities 1829 * (the number of distinct IntentFilter records, not the number of unique 1830 * activity components) that were found. 1831 */ 1832 public abstract int getPreferredActivities(List<IntentFilter> outFilters, 1833 List<ComponentName> outActivities, String packageName); 1834 1835 /** 1836 * Set the enabled setting for a package component (activity, receiver, service, provider). 1837 * This setting will override any enabled state which may have been set by the component in its 1838 * manifest. 1839 * 1840 * @param componentName The component to enable 1841 * @param newState The new enabled state for the component. The legal values for this state 1842 * are: 1843 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1844 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1845 * and 1846 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1847 * The last one removes the setting, thereby restoring the component's state to 1848 * whatever was set in it's manifest (or enabled, by default). 1849 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1850 */ 1851 public abstract void setComponentEnabledSetting(ComponentName componentName, 1852 int newState, int flags); 1853 1854 1855 /** 1856 * Return the the enabled setting for a package component (activity, 1857 * receiver, service, provider). This returns the last value set by 1858 * {@link #setComponentEnabledSetting(ComponentName, int, int)}; in most 1859 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1860 * the value originally specified in the manifest has not been modified. 1861 * 1862 * @param componentName The component to retrieve. 1863 * @return Returns the current enabled state for the component. May 1864 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1865 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1866 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1867 * component's enabled state is based on the original information in 1868 * the manifest as found in {@link ComponentInfo}. 1869 */ 1870 public abstract int getComponentEnabledSetting(ComponentName componentName); 1871 1872 /** 1873 * Set the enabled setting for an application 1874 * This setting will override any enabled state which may have been set by the application in 1875 * its manifest. It also overrides the enabled state set in the manifest for any of the 1876 * application's components. It does not override any enabled state set by 1877 * {@link #setComponentEnabledSetting} for any of the application's components. 1878 * 1879 * @param packageName The package name of the application to enable 1880 * @param newState The new enabled state for the component. The legal values for this state 1881 * are: 1882 * {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1883 * {@link #COMPONENT_ENABLED_STATE_DISABLED} 1884 * and 1885 * {@link #COMPONENT_ENABLED_STATE_DEFAULT} 1886 * The last one removes the setting, thereby restoring the applications's state to 1887 * whatever was set in its manifest (or enabled, by default). 1888 * @param flags Optional behavior flags: {@link #DONT_KILL_APP} or 0. 1889 */ 1890 public abstract void setApplicationEnabledSetting(String packageName, 1891 int newState, int flags); 1892 1893 /** 1894 * Return the the enabled setting for an application. This returns 1895 * the last value set by 1896 * {@link #setApplicationEnabledSetting(String, int, int)}; in most 1897 * cases this value will be {@link #COMPONENT_ENABLED_STATE_DEFAULT} since 1898 * the value originally specified in the manifest has not been modified. 1899 * 1900 * @param packageName The component to retrieve. 1901 * @return Returns the current enabled state for the component. May 1902 * be one of {@link #COMPONENT_ENABLED_STATE_ENABLED}, 1903 * {@link #COMPONENT_ENABLED_STATE_DISABLED}, or 1904 * {@link #COMPONENT_ENABLED_STATE_DEFAULT}. The last one means the 1905 * application's enabled state is based on the original information in 1906 * the manifest as found in {@link ComponentInfo}. 1907 */ 1908 public abstract int getApplicationEnabledSetting(String packageName); 1909 1910 /** 1911 * Return whether the device has been booted into safe mode. 1912 */ 1913 public abstract boolean isSafeMode(); 1914} 1915