Settings.java revision f967afde2e172a7a2aa8cb08473ede676a836092
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.provider; 18 19import com.google.android.collect.Maps; 20 21import org.apache.commons.codec.binary.Base64; 22 23import android.annotation.SdkConstant; 24import android.annotation.SdkConstant.SdkConstantType; 25import android.content.ContentQueryMap; 26import android.content.ContentResolver; 27import android.content.ContentValues; 28import android.content.Context; 29import android.content.Intent; 30import android.content.pm.PackageManager; 31import android.content.pm.ResolveInfo; 32import android.content.res.Configuration; 33import android.content.res.Resources; 34import android.database.Cursor; 35import android.database.SQLException; 36import android.net.Uri; 37import android.os.*; 38import android.telephony.TelephonyManager; 39import android.text.TextUtils; 40import android.util.AndroidException; 41import android.util.Log; 42 43import java.net.URISyntaxException; 44import java.security.MessageDigest; 45import java.security.NoSuchAlgorithmException; 46import java.util.HashMap; 47import java.util.HashSet; 48 49 50/** 51 * The Settings provider contains global system-level device preferences. 52 */ 53public final class Settings { 54 55 // Intent actions for Settings 56 57 /** 58 * Activity Action: Show system settings. 59 * <p> 60 * Input: Nothing. 61 * <p> 62 * Output: nothing. 63 */ 64 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 65 public static final String ACTION_SETTINGS = "android.settings.SETTINGS"; 66 67 /** 68 * Activity Action: Show settings to allow configuration of APNs. 69 * <p> 70 * Input: Nothing. 71 * <p> 72 * Output: nothing. 73 */ 74 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 75 public static final String ACTION_APN_SETTINGS = "android.settings.APN_SETTINGS"; 76 77 /** 78 * Activity Action: Show settings to allow configuration of current location 79 * sources. 80 * <p> 81 * In some cases, a matching Activity may not exist, so ensure you 82 * safeguard against this. 83 * <p> 84 * Input: Nothing. 85 * <p> 86 * Output: Nothing. 87 */ 88 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 89 public static final String ACTION_LOCATION_SOURCE_SETTINGS = 90 "android.settings.LOCATION_SOURCE_SETTINGS"; 91 92 /** 93 * Activity Action: Show settings to allow configuration of wireless controls 94 * such as Wi-Fi, Bluetooth and Mobile networks. 95 * <p> 96 * In some cases, a matching Activity may not exist, so ensure you 97 * safeguard against this. 98 * <p> 99 * Input: Nothing. 100 * <p> 101 * Output: Nothing. 102 */ 103 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 104 public static final String ACTION_WIRELESS_SETTINGS = 105 "android.settings.WIRELESS_SETTINGS"; 106 107 /** 108 * Activity Action: Show settings to allow entering/exiting airplane mode. 109 * <p> 110 * In some cases, a matching Activity may not exist, so ensure you 111 * safeguard against this. 112 * <p> 113 * Input: Nothing. 114 * <p> 115 * Output: Nothing. 116 */ 117 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 118 public static final String ACTION_AIRPLANE_MODE_SETTINGS = 119 "android.settings.AIRPLANE_MODE_SETTINGS"; 120 121 /** 122 * Activity Action: Show settings to allow configuration of security and 123 * location privacy. 124 * <p> 125 * In some cases, a matching Activity may not exist, so ensure you 126 * safeguard against this. 127 * <p> 128 * Input: Nothing. 129 * <p> 130 * Output: Nothing. 131 */ 132 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 133 public static final String ACTION_SECURITY_SETTINGS = 134 "android.settings.SECURITY_SETTINGS"; 135 136 /** 137 * Activity Action: Show settings to allow configuration of Wi-Fi. 138 139 * <p> 140 * In some cases, a matching Activity may not exist, so ensure you 141 * safeguard against this. 142 * <p> 143 * Input: Nothing. 144 * <p> 145 * Output: Nothing. 146 147 */ 148 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 149 public static final String ACTION_WIFI_SETTINGS = 150 "android.settings.WIFI_SETTINGS"; 151 152 /** 153 * Activity Action: Show settings to allow configuration of a static IP 154 * address for Wi-Fi. 155 * <p> 156 * In some cases, a matching Activity may not exist, so ensure you safeguard 157 * against this. 158 * <p> 159 * Input: Nothing. 160 * <p> 161 * Output: Nothing. 162 */ 163 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 164 public static final String ACTION_WIFI_IP_SETTINGS = 165 "android.settings.WIFI_IP_SETTINGS"; 166 167 /** 168 * Activity Action: Show settings to allow configuration of Bluetooth. 169 * <p> 170 * In some cases, a matching Activity may not exist, so ensure you 171 * safeguard against this. 172 * <p> 173 * Input: Nothing. 174 * <p> 175 * Output: Nothing. 176 */ 177 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 178 public static final String ACTION_BLUETOOTH_SETTINGS = 179 "android.settings.BLUETOOTH_SETTINGS"; 180 181 /** 182 * Activity Action: Show settings to allow configuration of date and time. 183 * <p> 184 * In some cases, a matching Activity may not exist, so ensure you 185 * safeguard against this. 186 * <p> 187 * Input: Nothing. 188 * <p> 189 * Output: Nothing. 190 */ 191 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 192 public static final String ACTION_DATE_SETTINGS = 193 "android.settings.DATE_SETTINGS"; 194 195 /** 196 * Activity Action: Show settings to allow configuration of sound and volume. 197 * <p> 198 * In some cases, a matching Activity may not exist, so ensure you 199 * safeguard against this. 200 * <p> 201 * Input: Nothing. 202 * <p> 203 * Output: Nothing. 204 */ 205 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 206 public static final String ACTION_SOUND_SETTINGS = 207 "android.settings.SOUND_SETTINGS"; 208 209 /** 210 * Activity Action: Show settings to allow configuration of display. 211 * <p> 212 * In some cases, a matching Activity may not exist, so ensure you 213 * safeguard against this. 214 * <p> 215 * Input: Nothing. 216 * <p> 217 * Output: Nothing. 218 */ 219 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 220 public static final String ACTION_DISPLAY_SETTINGS = 221 "android.settings.DISPLAY_SETTINGS"; 222 223 /** 224 * Activity Action: Show settings to allow configuration of locale. 225 * <p> 226 * In some cases, a matching Activity may not exist, so ensure you 227 * safeguard against this. 228 * <p> 229 * Input: Nothing. 230 * <p> 231 * Output: Nothing. 232 */ 233 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 234 public static final String ACTION_LOCALE_SETTINGS = 235 "android.settings.LOCALE_SETTINGS"; 236 237 /** 238 * Activity Action: Show settings to configure input methods, in particular 239 * allowing the user to enable input methods. 240 * <p> 241 * In some cases, a matching Activity may not exist, so ensure you 242 * safeguard against this. 243 * <p> 244 * Input: Nothing. 245 * <p> 246 * Output: Nothing. 247 */ 248 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 249 public static final String ACTION_INPUT_METHOD_SETTINGS = 250 "android.settings.INPUT_METHOD_SETTINGS"; 251 252 /** 253 * Activity Action: Show settings to manage the user input dictionary. 254 * <p> 255 * In some cases, a matching Activity may not exist, so ensure you 256 * safeguard against this. 257 * <p> 258 * Input: Nothing. 259 * <p> 260 * Output: Nothing. 261 */ 262 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 263 public static final String ACTION_USER_DICTIONARY_SETTINGS = 264 "android.settings.USER_DICTIONARY_SETTINGS"; 265 266 /** 267 * Activity Action: Show settings to allow configuration of application-related settings. 268 * <p> 269 * In some cases, a matching Activity may not exist, so ensure you 270 * safeguard against this. 271 * <p> 272 * Input: Nothing. 273 * <p> 274 * Output: Nothing. 275 */ 276 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 277 public static final String ACTION_APPLICATION_SETTINGS = 278 "android.settings.APPLICATION_SETTINGS"; 279 280 /** 281 * Activity Action: Show settings to allow configuration of application 282 * development-related settings. 283 * <p> 284 * In some cases, a matching Activity may not exist, so ensure you safeguard 285 * against this. 286 * <p> 287 * Input: Nothing. 288 * <p> 289 * Output: Nothing. 290 */ 291 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 292 public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS = 293 "android.settings.APPLICATION_DEVELOPMENT_SETTINGS"; 294 295 /** 296 * Activity Action: Show settings to allow configuration of quick launch shortcuts. 297 * <p> 298 * In some cases, a matching Activity may not exist, so ensure you 299 * safeguard against this. 300 * <p> 301 * Input: Nothing. 302 * <p> 303 * Output: Nothing. 304 */ 305 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 306 public static final String ACTION_QUICK_LAUNCH_SETTINGS = 307 "android.settings.QUICK_LAUNCH_SETTINGS"; 308 309 /** 310 * Activity Action: Show settings to manage installed applications. 311 * <p> 312 * In some cases, a matching Activity may not exist, so ensure you 313 * safeguard against this. 314 * <p> 315 * Input: Nothing. 316 * <p> 317 * Output: Nothing. 318 */ 319 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 320 public static final String ACTION_MANAGE_APPLICATIONS_SETTINGS = 321 "android.settings.MANAGE_APPLICATIONS_SETTINGS"; 322 323 /** 324 * Activity Action: Show settings for system update functionality. 325 * <p> 326 * In some cases, a matching Activity may not exist, so ensure you 327 * safeguard against this. 328 * <p> 329 * Input: Nothing. 330 * <p> 331 * Output: Nothing. 332 * 333 * @hide 334 */ 335 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 336 public static final String ACTION_SYSTEM_UPDATE_SETTINGS = 337 "android.settings.SYSTEM_UPDATE_SETTINGS"; 338 339 /** 340 * Activity Action: Show settings to allow configuration of sync settings. 341 * <p> 342 * In some cases, a matching Activity may not exist, so ensure you 343 * safeguard against this. 344 * <p> 345 * Input: Nothing. 346 * <p> 347 * Output: Nothing. 348 */ 349 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 350 public static final String ACTION_SYNC_SETTINGS = 351 "android.settings.SYNC_SETTINGS"; 352 353 /** 354 * Activity Action: Show settings for selecting the network operator. 355 * <p> 356 * In some cases, a matching Activity may not exist, so ensure you 357 * safeguard against this. 358 * <p> 359 * Input: Nothing. 360 * <p> 361 * Output: Nothing. 362 */ 363 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 364 public static final String ACTION_NETWORK_OPERATOR_SETTINGS = 365 "android.settings.NETWORK_OPERATOR_SETTINGS"; 366 367 /** 368 * Activity Action: Show settings for selection of 2G/3G. 369 * <p> 370 * In some cases, a matching Activity may not exist, so ensure you 371 * safeguard against this. 372 * <p> 373 * Input: Nothing. 374 * <p> 375 * Output: Nothing. 376 */ 377 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 378 public static final String ACTION_DATA_ROAMING_SETTINGS = 379 "android.settings.DATA_ROAMING_SETTINGS"; 380 381 /** 382 * Activity Action: Show settings for internal storage. 383 * <p> 384 * In some cases, a matching Activity may not exist, so ensure you 385 * safeguard against this. 386 * <p> 387 * Input: Nothing. 388 * <p> 389 * Output: Nothing. 390 */ 391 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 392 public static final String ACTION_INTERNAL_STORAGE_SETTINGS = 393 "android.settings.INTERNAL_STORAGE_SETTINGS"; 394 /** 395 * Activity Action: Show settings for memory card storage. 396 * <p> 397 * In some cases, a matching Activity may not exist, so ensure you 398 * safeguard against this. 399 * <p> 400 * Input: Nothing. 401 * <p> 402 * Output: Nothing. 403 */ 404 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 405 public static final String ACTION_MEMORY_CARD_SETTINGS = 406 "android.settings.MEMORY_CARD_SETTINGS"; 407 408 // End of Intent actions for Settings 409 410 private static final String JID_RESOURCE_PREFIX = "android"; 411 412 public static final String AUTHORITY = "settings"; 413 414 private static final String TAG = "Settings"; 415 416 private static String sJidResource = null; 417 418 public static class SettingNotFoundException extends AndroidException { 419 public SettingNotFoundException(String msg) { 420 super(msg); 421 } 422 } 423 424 /** 425 * Common base for tables of name/value settings. 426 */ 427 public static class NameValueTable implements BaseColumns { 428 public static final String NAME = "name"; 429 public static final String VALUE = "value"; 430 431 protected static boolean putString(ContentResolver resolver, Uri uri, 432 String name, String value) { 433 // The database will take care of replacing duplicates. 434 try { 435 ContentValues values = new ContentValues(); 436 values.put(NAME, name); 437 values.put(VALUE, value); 438 resolver.insert(uri, values); 439 return true; 440 } catch (SQLException e) { 441 Log.e(TAG, "Can't set key " + name + " in " + uri, e); 442 return false; 443 } 444 } 445 446 public static Uri getUriFor(Uri uri, String name) { 447 return Uri.withAppendedPath(uri, name); 448 } 449 } 450 451 private static class NameValueCache { 452 private final String mVersionSystemProperty; 453 private final HashMap<String, String> mValues = Maps.newHashMap(); 454 private long mValuesVersion = 0; 455 private final Uri mUri; 456 457 NameValueCache(String versionSystemProperty, Uri uri) { 458 mVersionSystemProperty = versionSystemProperty; 459 mUri = uri; 460 } 461 462 String getString(ContentResolver cr, String name) { 463 long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0); 464 if (mValuesVersion != newValuesVersion) { 465 mValues.clear(); 466 mValuesVersion = newValuesVersion; 467 } 468 if (!mValues.containsKey(name)) { 469 String value = null; 470 Cursor c = null; 471 try { 472 c = cr.query(mUri, new String[] { Settings.NameValueTable.VALUE }, 473 Settings.NameValueTable.NAME + "=?", new String[]{name}, null); 474 if (c != null && c.moveToNext()) value = c.getString(0); 475 mValues.put(name, value); 476 } catch (SQLException e) { 477 // SQL error: return null, but don't cache it. 478 Log.e(TAG, "Can't get key " + name + " from " + mUri, e); 479 } finally { 480 if (c != null) c.close(); 481 } 482 return value; 483 } else { 484 return mValues.get(name); 485 } 486 } 487 } 488 489 /** 490 * System settings, containing miscellaneous system preferences. This 491 * table holds simple name/value pairs. There are convenience 492 * functions for accessing individual settings entries. 493 */ 494 public static final class System extends NameValueTable { 495 public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version"; 496 497 private static volatile NameValueCache mNameValueCache = null; 498 499 private static final HashSet<String> MOVED_TO_SECURE; 500 static { 501 MOVED_TO_SECURE = new HashSet<String>(30); 502 MOVED_TO_SECURE.add(Secure.ADB_ENABLED); 503 MOVED_TO_SECURE.add(Secure.ANDROID_ID); 504 MOVED_TO_SECURE.add(Secure.BLUETOOTH_ON); 505 MOVED_TO_SECURE.add(Secure.DATA_ROAMING); 506 MOVED_TO_SECURE.add(Secure.DEVICE_PROVISIONED); 507 MOVED_TO_SECURE.add(Secure.HTTP_PROXY); 508 MOVED_TO_SECURE.add(Secure.INSTALL_NON_MARKET_APPS); 509 MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED); 510 MOVED_TO_SECURE.add(Secure.LOGGING_ID); 511 MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED); 512 MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE); 513 MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL); 514 MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME); 515 MOVED_TO_SECURE.add(Secure.USB_MASS_STORAGE_ENABLED); 516 MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL); 517 MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON); 518 MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY); 519 MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT); 520 MOVED_TO_SECURE.add(Secure.WIFI_ON); 521 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE); 522 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT); 523 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS); 524 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED); 525 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS); 526 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT); 527 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS); 528 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON); 529 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT); 530 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS); 531 MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS); 532 } 533 534 /** 535 * Look up a name in the database. 536 * @param resolver to access the database with 537 * @param name to look up in the table 538 * @return the corresponding value, or null if not present 539 */ 540 public synchronized static String getString(ContentResolver resolver, String name) { 541 if (MOVED_TO_SECURE.contains(name)) { 542 Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System" 543 + " to android.provider.Settings.Secure, returning read-only value."); 544 return Secure.getString(resolver, name); 545 } 546 if (mNameValueCache == null) { 547 mNameValueCache = new NameValueCache(SYS_PROP_SETTING_VERSION, CONTENT_URI); 548 } 549 return mNameValueCache.getString(resolver, name); 550 } 551 552 /** 553 * Store a name/value pair into the database. 554 * @param resolver to access the database with 555 * @param name to store 556 * @param value to associate with the name 557 * @return true if the value was set, false on database errors 558 */ 559 public static boolean putString(ContentResolver resolver, String name, String value) { 560 if (MOVED_TO_SECURE.contains(name)) { 561 Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System" 562 + " to android.provider.Settings.Secure, value is unchanged."); 563 return false; 564 } 565 return putString(resolver, CONTENT_URI, name, value); 566 } 567 568 /** 569 * Construct the content URI for a particular name/value pair, 570 * useful for monitoring changes with a ContentObserver. 571 * @param name to look up in the table 572 * @return the corresponding content URI, or null if not present 573 */ 574 public static Uri getUriFor(String name) { 575 if (MOVED_TO_SECURE.contains(name)) { 576 Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System" 577 + " to android.provider.Settings.Secure, returning Secure URI."); 578 return Secure.getUriFor(Secure.CONTENT_URI, name); 579 } 580 return getUriFor(CONTENT_URI, name); 581 } 582 583 /** 584 * Convenience function for retrieving a single system settings value 585 * as an integer. Note that internally setting values are always 586 * stored as strings; this function converts the string to an integer 587 * for you. The default value will be returned if the setting is 588 * not defined or not an integer. 589 * 590 * @param cr The ContentResolver to access. 591 * @param name The name of the setting to retrieve. 592 * @param def Value to return if the setting is not defined. 593 * 594 * @return The setting's current value, or 'def' if it is not defined 595 * or not a valid integer. 596 */ 597 public static int getInt(ContentResolver cr, String name, int def) { 598 String v = getString(cr, name); 599 try { 600 return v != null ? Integer.parseInt(v) : def; 601 } catch (NumberFormatException e) { 602 return def; 603 } 604 } 605 606 /** 607 * Convenience function for retrieving a single system settings value 608 * as an integer. Note that internally setting values are always 609 * stored as strings; this function converts the string to an integer 610 * for you. 611 * <p> 612 * This version does not take a default value. If the setting has not 613 * been set, or the string value is not a number, 614 * it throws {@link SettingNotFoundException}. 615 * 616 * @param cr The ContentResolver to access. 617 * @param name The name of the setting to retrieve. 618 * 619 * @throws SettingNotFoundException Thrown if a setting by the given 620 * name can't be found or the setting value is not an integer. 621 * 622 * @return The setting's current value. 623 */ 624 public static int getInt(ContentResolver cr, String name) 625 throws SettingNotFoundException { 626 String v = getString(cr, name); 627 try { 628 return Integer.parseInt(v); 629 } catch (NumberFormatException e) { 630 throw new SettingNotFoundException(name); 631 } 632 } 633 634 /** 635 * Convenience function for updating a single settings value as an 636 * integer. This will either create a new entry in the table if the 637 * given name does not exist, or modify the value of the existing row 638 * with that name. Note that internally setting values are always 639 * stored as strings, so this function converts the given value to a 640 * string before storing it. 641 * 642 * @param cr The ContentResolver to access. 643 * @param name The name of the setting to modify. 644 * @param value The new value for the setting. 645 * @return true if the value was set, false on database errors 646 */ 647 public static boolean putInt(ContentResolver cr, String name, int value) { 648 return putString(cr, name, Integer.toString(value)); 649 } 650 651 /** 652 * Convenience function for retrieving a single system settings value 653 * as a {@code long}. Note that internally setting values are always 654 * stored as strings; this function converts the string to a {@code long} 655 * for you. The default value will be returned if the setting is 656 * not defined or not a {@code long}. 657 * 658 * @param cr The ContentResolver to access. 659 * @param name The name of the setting to retrieve. 660 * @param def Value to return if the setting is not defined. 661 * 662 * @return The setting's current value, or 'def' if it is not defined 663 * or not a valid {@code long}. 664 */ 665 public static long getLong(ContentResolver cr, String name, long def) { 666 String valString = getString(cr, name); 667 long value; 668 try { 669 value = valString != null ? Long.parseLong(valString) : def; 670 } catch (NumberFormatException e) { 671 value = def; 672 } 673 return value; 674 } 675 676 /** 677 * Convenience function for retrieving a single system settings value 678 * as a {@code long}. Note that internally setting values are always 679 * stored as strings; this function converts the string to a {@code long} 680 * for you. 681 * <p> 682 * This version does not take a default value. If the setting has not 683 * been set, or the string value is not a number, 684 * it throws {@link SettingNotFoundException}. 685 * 686 * @param cr The ContentResolver to access. 687 * @param name The name of the setting to retrieve. 688 * 689 * @return The setting's current value. 690 * @throws SettingNotFoundException Thrown if a setting by the given 691 * name can't be found or the setting value is not an integer. 692 */ 693 public static long getLong(ContentResolver cr, String name) 694 throws SettingNotFoundException { 695 String valString = getString(cr, name); 696 try { 697 return Long.parseLong(valString); 698 } catch (NumberFormatException e) { 699 throw new SettingNotFoundException(name); 700 } 701 } 702 703 /** 704 * Convenience function for updating a single settings value as a long 705 * integer. This will either create a new entry in the table if the 706 * given name does not exist, or modify the value of the existing row 707 * with that name. Note that internally setting values are always 708 * stored as strings, so this function converts the given value to a 709 * string before storing it. 710 * 711 * @param cr The ContentResolver to access. 712 * @param name The name of the setting to modify. 713 * @param value The new value for the setting. 714 * @return true if the value was set, false on database errors 715 */ 716 public static boolean putLong(ContentResolver cr, String name, long value) { 717 return putString(cr, name, Long.toString(value)); 718 } 719 720 /** 721 * Convenience function for retrieving a single system settings value 722 * as a floating point number. Note that internally setting values are 723 * always stored as strings; this function converts the string to an 724 * float for you. The default value will be returned if the setting 725 * is not defined or not a valid float. 726 * 727 * @param cr The ContentResolver to access. 728 * @param name The name of the setting to retrieve. 729 * @param def Value to return if the setting is not defined. 730 * 731 * @return The setting's current value, or 'def' if it is not defined 732 * or not a valid float. 733 */ 734 public static float getFloat(ContentResolver cr, String name, float def) { 735 String v = getString(cr, name); 736 try { 737 return v != null ? Float.parseFloat(v) : def; 738 } catch (NumberFormatException e) { 739 return def; 740 } 741 } 742 743 /** 744 * Convenience function for retrieving a single system settings value 745 * as a float. Note that internally setting values are always 746 * stored as strings; this function converts the string to a float 747 * for you. 748 * <p> 749 * This version does not take a default value. If the setting has not 750 * been set, or the string value is not a number, 751 * it throws {@link SettingNotFoundException}. 752 * 753 * @param cr The ContentResolver to access. 754 * @param name The name of the setting to retrieve. 755 * 756 * @throws SettingNotFoundException Thrown if a setting by the given 757 * name can't be found or the setting value is not a float. 758 * 759 * @return The setting's current value. 760 */ 761 public static float getFloat(ContentResolver cr, String name) 762 throws SettingNotFoundException { 763 String v = getString(cr, name); 764 try { 765 return Float.parseFloat(v); 766 } catch (NumberFormatException e) { 767 throw new SettingNotFoundException(name); 768 } 769 } 770 771 /** 772 * Convenience function for updating a single settings value as a 773 * floating point number. This will either create a new entry in the 774 * table if the given name does not exist, or modify the value of the 775 * existing row with that name. Note that internally setting values 776 * are always stored as strings, so this function converts the given 777 * value to a string before storing it. 778 * 779 * @param cr The ContentResolver to access. 780 * @param name The name of the setting to modify. 781 * @param value The new value for the setting. 782 * @return true if the value was set, false on database errors 783 */ 784 public static boolean putFloat(ContentResolver cr, String name, float value) { 785 return putString(cr, name, Float.toString(value)); 786 } 787 788 /** 789 * Convenience function to read all of the current 790 * configuration-related settings into a 791 * {@link Configuration} object. 792 * 793 * @param cr The ContentResolver to access. 794 * @param outConfig Where to place the configuration settings. 795 */ 796 public static void getConfiguration(ContentResolver cr, Configuration outConfig) { 797 outConfig.fontScale = Settings.System.getFloat( 798 cr, FONT_SCALE, outConfig.fontScale); 799 if (outConfig.fontScale < 0) { 800 outConfig.fontScale = 1; 801 } 802 } 803 804 /** 805 * Convenience function to write a batch of configuration-related 806 * settings from a {@link Configuration} object. 807 * 808 * @param cr The ContentResolver to access. 809 * @param config The settings to write. 810 * @return true if the values were set, false on database errors 811 */ 812 public static boolean putConfiguration(ContentResolver cr, Configuration config) { 813 return Settings.System.putFloat(cr, FONT_SCALE, config.fontScale); 814 } 815 816 public static boolean getShowGTalkServiceStatus(ContentResolver cr) { 817 return getInt(cr, SHOW_GTALK_SERVICE_STATUS, 0) != 0; 818 } 819 820 public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) { 821 putInt(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0); 822 } 823 824 /** 825 * The content:// style URL for this table 826 */ 827 public static final Uri CONTENT_URI = 828 Uri.parse("content://" + AUTHORITY + "/system"); 829 830 /** 831 * Whether we keep the device on while the device is plugged in. 832 * Supported values are: 833 * <ul> 834 * <li>{@code 0} to never stay on while plugged in</li> 835 * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li> 836 * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li> 837 * </ul> 838 * These values can be OR-ed together. 839 */ 840 public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in"; 841 842 /** 843 * What happens when the user presses the end call button if they're not 844 * on a call.<br/> 845 * <b>Values:</b><br/> 846 * 0 - The end button does nothing.<br/> 847 * 1 - The end button goes to the home screen.<br/> 848 * 2 - The end button puts the device to sleep and locks the keyguard.<br/> 849 * 3 - The end button goes to the home screen. If the user is already on the 850 * home screen, it puts the device to sleep. 851 */ 852 public static final String END_BUTTON_BEHAVIOR = "end_button_behavior"; 853 854 /** 855 * Whether Airplane Mode is on. 856 */ 857 public static final String AIRPLANE_MODE_ON = "airplane_mode_on"; 858 859 /** 860 * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio. 861 */ 862 public static final String RADIO_BLUETOOTH = "bluetooth"; 863 864 /** 865 * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio. 866 */ 867 public static final String RADIO_WIFI = "wifi"; 868 869 /** 870 * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio. 871 */ 872 public static final String RADIO_CELL = "cell"; 873 874 /** 875 * A comma separated list of radios that need to be disabled when airplane mode 876 * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are 877 * included in the comma separated list. 878 */ 879 public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios"; 880 881 /** 882 * The policy for deciding when Wi-Fi should go to sleep (which will in 883 * turn switch to using the mobile data as an Internet connection). 884 * <p> 885 * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT}, 886 * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or 887 * {@link #WIFI_SLEEP_POLICY_NEVER}. 888 */ 889 public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy"; 890 891 /** 892 * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep 893 * policy, which is to sleep shortly after the turning off 894 * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting. 895 */ 896 public static final int WIFI_SLEEP_POLICY_DEFAULT = 0; 897 898 /** 899 * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when 900 * the device is on battery, and never go to sleep when the device is 901 * plugged in. 902 */ 903 public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1; 904 905 /** 906 * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep. 907 */ 908 public static final int WIFI_SLEEP_POLICY_NEVER = 2; 909 910 /** 911 * Whether to use static IP and other static network attributes. 912 * <p> 913 * Set to 1 for true and 0 for false. 914 */ 915 public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip"; 916 917 /** 918 * The static IP address. 919 * <p> 920 * Example: "192.168.1.51" 921 */ 922 public static final String WIFI_STATIC_IP = "wifi_static_ip"; 923 924 /** 925 * If using static IP, the gateway's IP address. 926 * <p> 927 * Example: "192.168.1.1" 928 */ 929 public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway"; 930 931 /** 932 * If using static IP, the net mask. 933 * <p> 934 * Example: "255.255.255.0" 935 */ 936 public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask"; 937 938 /** 939 * If using static IP, the primary DNS's IP address. 940 * <p> 941 * Example: "192.168.1.1" 942 */ 943 public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1"; 944 945 /** 946 * If using static IP, the secondary DNS's IP address. 947 * <p> 948 * Example: "192.168.1.2" 949 */ 950 public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2"; 951 952 /** 953 * The number of radio channels that are allowed in the local 954 * 802.11 regulatory domain. 955 * @hide 956 */ 957 public static final String WIFI_NUM_ALLOWED_CHANNELS = "wifi_num_allowed_channels"; 958 959 /** 960 * Determines whether remote devices may discover and/or connect to 961 * this device. 962 * <P>Type: INT</P> 963 * 2 -- discoverable and connectable 964 * 1 -- connectable but not discoverable 965 * 0 -- neither connectable nor discoverable 966 */ 967 public static final String BLUETOOTH_DISCOVERABILITY = 968 "bluetooth_discoverability"; 969 970 /** 971 * Bluetooth discoverability timeout. If this value is nonzero, then 972 * Bluetooth becomes discoverable for a certain number of seconds, 973 * after which is becomes simply connectable. The value is in seconds. 974 */ 975 public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT = 976 "bluetooth_discoverability_timeout"; 977 978 /** 979 * Whether autolock is enabled (0 = false, 1 = true) 980 */ 981 public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock"; 982 983 /** 984 * Whether lock pattern is visible as user enters (0 = false, 1 = true) 985 */ 986 public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern"; 987 988 /** 989 * Whether lock pattern will vibrate as user enters (0 = false, 1 = true) 990 */ 991 public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = 992 "lock_pattern_tactile_feedback_enabled"; 993 994 995 /** 996 * A formatted string of the next alarm that is set, or the empty string 997 * if there is no alarm set. 998 */ 999 public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted"; 1000 1001 /** 1002 * Scaling factor for fonts, float. 1003 */ 1004 public static final String FONT_SCALE = "font_scale"; 1005 1006 /** 1007 * Name of an application package to be debugged. 1008 */ 1009 public static final String DEBUG_APP = "debug_app"; 1010 1011 /** 1012 * If 1, when launching DEBUG_APP it will wait for the debugger before 1013 * starting user code. If 0, it will run normally. 1014 */ 1015 public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger"; 1016 1017 /** 1018 * Whether or not to dim the screen. 0=no 1=yes 1019 */ 1020 public static final String DIM_SCREEN = "dim_screen"; 1021 1022 /** 1023 * The timeout before the screen turns off. 1024 */ 1025 public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout"; 1026 1027 /** 1028 * The screen backlight brightness between 0 and 255. 1029 */ 1030 public static final String SCREEN_BRIGHTNESS = "screen_brightness"; 1031 1032 /** 1033 * Control whether the process CPU usage meter should be shown. 1034 */ 1035 public static final String SHOW_PROCESSES = "show_processes"; 1036 1037 /** 1038 * If 1, the activity manager will aggressively finish activities and 1039 * processes as soon as they are no longer needed. If 0, the normal 1040 * extended lifetime is used. 1041 */ 1042 public static final String ALWAYS_FINISH_ACTIVITIES = 1043 "always_finish_activities"; 1044 1045 1046 /** 1047 * Ringer mode. This is used internally, changing this value will not 1048 * change the ringer mode. See AudioManager. 1049 */ 1050 public static final String MODE_RINGER = "mode_ringer"; 1051 1052 /** 1053 * Determines which streams are affected by ringer mode changes. The 1054 * stream type's bit should be set to 1 if it should be muted when going 1055 * into an inaudible ringer mode. 1056 */ 1057 public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected"; 1058 1059 /** 1060 * Determines which streams are affected by mute. The 1061 * stream type's bit should be set to 1 if it should be muted when a mute request 1062 * is received. 1063 */ 1064 public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected"; 1065 1066 /** 1067 * Whether vibrate is on for different events. This is used internally, 1068 * changing this value will not change the vibrate. See AudioManager. 1069 */ 1070 public static final String VIBRATE_ON = "vibrate_on"; 1071 1072 /** 1073 * Ringer volume. This is used internally, changing this value will not 1074 * change the volume. See AudioManager. 1075 */ 1076 public static final String VOLUME_RING = "volume_ring"; 1077 1078 /** 1079 * System/notifications volume. This is used internally, changing this 1080 * value will not change the volume. See AudioManager. 1081 */ 1082 public static final String VOLUME_SYSTEM = "volume_system"; 1083 1084 /** 1085 * Voice call volume. This is used internally, changing this value will 1086 * not change the volume. See AudioManager. 1087 */ 1088 public static final String VOLUME_VOICE = "volume_voice"; 1089 1090 /** 1091 * Music/media/gaming volume. This is used internally, changing this 1092 * value will not change the volume. See AudioManager. 1093 */ 1094 public static final String VOLUME_MUSIC = "volume_music"; 1095 1096 /** 1097 * Alarm volume. This is used internally, changing this 1098 * value will not change the volume. See AudioManager. 1099 */ 1100 public static final String VOLUME_ALARM = "volume_alarm"; 1101 1102 /** 1103 * Notification volume. This is used internally, changing this 1104 * value will not change the volume. See AudioManager. 1105 */ 1106 public static final String VOLUME_NOTIFICATION = "volume_notification"; 1107 1108 /** 1109 * Whether the notifications should use the ring volume (value of 1) or 1110 * a separate notification volume (value of 0). In most cases, users 1111 * will have this enabled so the notification and ringer volumes will be 1112 * the same. However, power users can disable this and use the separate 1113 * notification volume control. 1114 * <p> 1115 * Note: This is a one-off setting that will be removed in the future 1116 * when there is profile support. For this reason, it is kept hidden 1117 * from the public APIs. 1118 * 1119 * @hide 1120 */ 1121 public static final String NOTIFICATIONS_USE_RING_VOLUME = 1122 "notifications_use_ring_volume"; 1123 1124 /** 1125 * The mapping of stream type (integer) to its setting. 1126 */ 1127 public static final String[] VOLUME_SETTINGS = { 1128 VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC, 1129 VOLUME_ALARM, VOLUME_NOTIFICATION 1130 }; 1131 1132 /** 1133 * Appended to various volume related settings to record the previous 1134 * values before they the settings were affected by a silent/vibrate 1135 * ringer mode change. 1136 */ 1137 public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible"; 1138 1139 /** 1140 * Persistent store for the system-wide default ringtone URI. 1141 * <p> 1142 * If you need to play the default ringtone at any given time, it is recommended 1143 * you give {@link #DEFAULT_RINGTONE_URI} to the media player. It will resolve 1144 * to the set default ringtone at the time of playing. 1145 * 1146 * @see #DEFAULT_RINGTONE_URI 1147 */ 1148 public static final String RINGTONE = "ringtone"; 1149 1150 /** 1151 * A {@link Uri} that will point to the current default ringtone at any 1152 * given time. 1153 * <p> 1154 * If the current default ringtone is in the DRM provider and the caller 1155 * does not have permission, the exception will be a 1156 * FileNotFoundException. 1157 */ 1158 public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE); 1159 1160 /** 1161 * Persistent store for the system-wide default notification sound. 1162 * 1163 * @see #RINGTONE 1164 * @see #DEFAULT_NOTIFICATION_URI 1165 */ 1166 public static final String NOTIFICATION_SOUND = "notification_sound"; 1167 1168 /** 1169 * A {@link Uri} that will point to the current default notification 1170 * sound at any given time. 1171 * 1172 * @see #DEFAULT_RINGTONE_URI 1173 */ 1174 public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND); 1175 1176 /** 1177 * Persistent store for the system-wide default alarm alert. 1178 * 1179 * @see #RINGTONE 1180 * @see #DEFAULT_ALARM_ALERT_URI 1181 */ 1182 public static final String ALARM_ALERT = "alarm_alert"; 1183 1184 /** 1185 * A {@link Uri} that will point to the current default alarm alert at 1186 * any given time. 1187 * 1188 * @see #DEFAULT_ALARM_ALERT_URI 1189 */ 1190 public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT); 1191 1192 /** 1193 * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off 1194 */ 1195 public static final String TEXT_AUTO_REPLACE = "auto_replace"; 1196 1197 /** 1198 * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off 1199 */ 1200 public static final String TEXT_AUTO_CAPS = "auto_caps"; 1201 1202 /** 1203 * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This 1204 * feature converts two spaces to a "." and space. 1205 */ 1206 public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate"; 1207 1208 /** 1209 * Setting to showing password characters in text editors. 1 = On, 0 = Off 1210 */ 1211 public static final String TEXT_SHOW_PASSWORD = "show_password"; 1212 1213 public static final String SHOW_GTALK_SERVICE_STATUS = 1214 "SHOW_GTALK_SERVICE_STATUS"; 1215 1216 /** 1217 * Name of activity to use for wallpaper on the home screen. 1218 */ 1219 public static final String WALLPAPER_ACTIVITY = "wallpaper_activity"; 1220 1221 /** 1222 * Value to specify if the user prefers the date, time and time zone 1223 * to be automatically fetched from the network (NITZ). 1=yes, 0=no 1224 */ 1225 public static final String AUTO_TIME = "auto_time"; 1226 1227 /** 1228 * Display times as 12 or 24 hours 1229 * 12 1230 * 24 1231 */ 1232 public static final String TIME_12_24 = "time_12_24"; 1233 1234 /** 1235 * Date format string 1236 * mm/dd/yyyy 1237 * dd/mm/yyyy 1238 * yyyy/mm/dd 1239 */ 1240 public static final String DATE_FORMAT = "date_format"; 1241 1242 /** 1243 * Whether the setup wizard has been run before (on first boot), or if 1244 * it still needs to be run. 1245 * 1246 * nonzero = it has been run in the past 1247 * 0 = it has not been run in the past 1248 */ 1249 public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run"; 1250 1251 /** 1252 * Scaling factor for normal window animations. Setting to 0 will disable window 1253 * animations. 1254 */ 1255 public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale"; 1256 1257 /** 1258 * Scaling factor for activity transition animations. Setting to 0 will disable window 1259 * animations. 1260 */ 1261 public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale"; 1262 1263 /** 1264 * Scaling factor for normal window animations. Setting to 0 will disable window 1265 * animations. 1266 * @hide 1267 */ 1268 public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations"; 1269 1270 /** 1271 * Control whether the accelerometer will be used to change screen 1272 * orientation. If 0, it will not be used unless explicitly requested 1273 * by the application; if 1, it will be used by default unless explicitly 1274 * disabled by the application. 1275 */ 1276 public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation"; 1277 1278 /** 1279 * Whether the audible DTMF tones are played by the dialer when dialing. The value is 1280 * boolean (1 or 0). 1281 */ 1282 public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone"; 1283 1284 /** 1285 * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is 1286 * boolean (1 or 0). 1287 */ 1288 public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled"; 1289 1290 /** 1291 * Whether the haptic feedback (long presses, ...) are enabled. The value is 1292 * boolean (1 or 0). 1293 */ 1294 public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled"; 1295 1296 // Settings moved to Settings.Secure 1297 1298 /** 1299 * @deprecated Use {@link android.provider.Settings.Secure#ADB_ENABLED} 1300 * instead 1301 */ 1302 @Deprecated 1303 public static final String ADB_ENABLED = Secure.ADB_ENABLED; 1304 1305 /** 1306 * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead 1307 */ 1308 @Deprecated 1309 public static final String ANDROID_ID = Secure.ANDROID_ID; 1310 1311 /** 1312 * @deprecated Use {@link android.provider.Settings.Secure#BLUETOOTH_ON} instead 1313 */ 1314 @Deprecated 1315 public static final String BLUETOOTH_ON = Secure.BLUETOOTH_ON; 1316 1317 /** 1318 * @deprecated Use {@link android.provider.Settings.Secure#DATA_ROAMING} instead 1319 */ 1320 @Deprecated 1321 public static final String DATA_ROAMING = Secure.DATA_ROAMING; 1322 1323 /** 1324 * @deprecated Use {@link android.provider.Settings.Secure#DEVICE_PROVISIONED} instead 1325 */ 1326 @Deprecated 1327 public static final String DEVICE_PROVISIONED = Secure.DEVICE_PROVISIONED; 1328 1329 /** 1330 * @deprecated Use {@link android.provider.Settings.Secure#HTTP_PROXY} instead 1331 */ 1332 @Deprecated 1333 public static final String HTTP_PROXY = Secure.HTTP_PROXY; 1334 1335 /** 1336 * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead 1337 */ 1338 @Deprecated 1339 public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS; 1340 1341 /** 1342 * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED} 1343 * instead 1344 */ 1345 @Deprecated 1346 public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED; 1347 1348 /** 1349 * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead 1350 */ 1351 @Deprecated 1352 public static final String LOGGING_ID = Secure.LOGGING_ID; 1353 1354 /** 1355 * @deprecated Use {@link android.provider.Settings.Secure#NETWORK_PREFERENCE} instead 1356 */ 1357 @Deprecated 1358 public static final String NETWORK_PREFERENCE = Secure.NETWORK_PREFERENCE; 1359 1360 /** 1361 * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED} 1362 * instead 1363 */ 1364 @Deprecated 1365 public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED; 1366 1367 /** 1368 * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE} 1369 * instead 1370 */ 1371 @Deprecated 1372 public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE; 1373 1374 /** 1375 * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL} 1376 * instead 1377 */ 1378 @Deprecated 1379 public static final String PARENTAL_CONTROL_REDIRECT_URL = 1380 Secure.PARENTAL_CONTROL_REDIRECT_URL; 1381 1382 /** 1383 * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead 1384 */ 1385 @Deprecated 1386 public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME; 1387 1388 /** 1389 * @deprecated Use {@link android.provider.Settings.Secure#USB_MASS_STORAGE_ENABLED} instead 1390 */ 1391 @Deprecated 1392 public static final String USB_MASS_STORAGE_ENABLED = Secure.USB_MASS_STORAGE_ENABLED; 1393 1394 /** 1395 * @deprecated Use {@link android.provider.Settings.Secure#USE_GOOGLE_MAIL} instead 1396 */ 1397 @Deprecated 1398 public static final String USE_GOOGLE_MAIL = Secure.USE_GOOGLE_MAIL; 1399 1400// /** 1401// * @deprecated Use {@link android.provider.Settings.Secure#WIFI_MAX_DHCP_RETRY_COUNT} 1402// * instead 1403// */ 1404 @Deprecated 1405 public static final String WIFI_MAX_DHCP_RETRY_COUNT = Secure.WIFI_MAX_DHCP_RETRY_COUNT; 1406 1407// /** 1408// * @deprecated Use 1409// * {@link android.provider.Settings.Secure#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} 1410// * instead 1411// */ 1412 @Deprecated 1413 public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS = 1414 Secure.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS; 1415 1416 /** 1417 * @deprecated Use 1418 * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead 1419 */ 1420 @Deprecated 1421 public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON = 1422 Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON; 1423 1424 /** 1425 * @deprecated Use 1426 * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead 1427 */ 1428 @Deprecated 1429 public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY = 1430 Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY; 1431 1432 /** 1433 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_NUM_OPEN_NETWORKS_KEPT} 1434 * instead 1435 */ 1436 @Deprecated 1437 public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Secure.WIFI_NUM_OPEN_NETWORKS_KEPT; 1438 1439 /** 1440 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_ON} instead 1441 */ 1442 @Deprecated 1443 public static final String WIFI_ON = Secure.WIFI_ON; 1444 1445 /** 1446 * @deprecated Use 1447 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE} 1448 * instead 1449 */ 1450 @Deprecated 1451 public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE = 1452 Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE; 1453 1454 /** 1455 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead 1456 */ 1457 @Deprecated 1458 public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT; 1459 1460 /** 1461 * @deprecated Use 1462 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead 1463 */ 1464 @Deprecated 1465 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS = 1466 Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS; 1467 1468 /** 1469 * @deprecated Use 1470 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead 1471 */ 1472 @Deprecated 1473 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED = 1474 Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED; 1475 1476 /** 1477 * @deprecated Use 1478 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS} 1479 * instead 1480 */ 1481 @Deprecated 1482 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS = 1483 Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS; 1484 1485 /** 1486 * @deprecated Use 1487 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead 1488 */ 1489 @Deprecated 1490 public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT = 1491 Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT; 1492 1493 /** 1494 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS} 1495 * instead 1496 */ 1497 @Deprecated 1498 public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS; 1499 1500 /** 1501 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ON} instead 1502 */ 1503 @Deprecated 1504 public static final String WIFI_WATCHDOG_ON = Secure.WIFI_WATCHDOG_ON; 1505 1506 /** 1507 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead 1508 */ 1509 @Deprecated 1510 public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT; 1511 1512 /** 1513 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS} 1514 * instead 1515 */ 1516 @Deprecated 1517 public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS; 1518 1519 /** 1520 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS} 1521 * instead 1522 */ 1523 @Deprecated 1524 public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = 1525 Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS; 1526 } 1527 1528 /** 1529 * Secure system settings, containing system preferences that applications 1530 * can read but are not allowed to write. These are for preferences that 1531 * the user must explicitly modify through the system UI or specialized 1532 * APIs for those values, not modified directly by applications. 1533 */ 1534 public static final class Secure extends NameValueTable { 1535 public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version"; 1536 1537 private static volatile NameValueCache mNameValueCache = null; 1538 1539 /** 1540 * Look up a name in the database. 1541 * @param resolver to access the database with 1542 * @param name to look up in the table 1543 * @return the corresponding value, or null if not present 1544 */ 1545 public synchronized static String getString(ContentResolver resolver, String name) { 1546 if (mNameValueCache == null) { 1547 mNameValueCache = new NameValueCache(SYS_PROP_SETTING_VERSION, CONTENT_URI); 1548 } 1549 return mNameValueCache.getString(resolver, name); 1550 } 1551 1552 /** 1553 * Store a name/value pair into the database. 1554 * @param resolver to access the database with 1555 * @param name to store 1556 * @param value to associate with the name 1557 * @return true if the value was set, false on database errors 1558 */ 1559 public static boolean putString(ContentResolver resolver, 1560 String name, String value) { 1561 return putString(resolver, CONTENT_URI, name, value); 1562 } 1563 1564 /** 1565 * Construct the content URI for a particular name/value pair, 1566 * useful for monitoring changes with a ContentObserver. 1567 * @param name to look up in the table 1568 * @return the corresponding content URI, or null if not present 1569 */ 1570 public static Uri getUriFor(String name) { 1571 return getUriFor(CONTENT_URI, name); 1572 } 1573 1574 /** 1575 * Convenience function for retrieving a single secure settings value 1576 * as an integer. Note that internally setting values are always 1577 * stored as strings; this function converts the string to an integer 1578 * for you. The default value will be returned if the setting is 1579 * not defined or not an integer. 1580 * 1581 * @param cr The ContentResolver to access. 1582 * @param name The name of the setting to retrieve. 1583 * @param def Value to return if the setting is not defined. 1584 * 1585 * @return The setting's current value, or 'def' if it is not defined 1586 * or not a valid integer. 1587 */ 1588 public static int getInt(ContentResolver cr, String name, int def) { 1589 String v = getString(cr, name); 1590 try { 1591 return v != null ? Integer.parseInt(v) : def; 1592 } catch (NumberFormatException e) { 1593 return def; 1594 } 1595 } 1596 1597 /** 1598 * Convenience function for retrieving a single secure settings value 1599 * as an integer. Note that internally setting values are always 1600 * stored as strings; this function converts the string to an integer 1601 * for you. 1602 * <p> 1603 * This version does not take a default value. If the setting has not 1604 * been set, or the string value is not a number, 1605 * it throws {@link SettingNotFoundException}. 1606 * 1607 * @param cr The ContentResolver to access. 1608 * @param name The name of the setting to retrieve. 1609 * 1610 * @throws SettingNotFoundException Thrown if a setting by the given 1611 * name can't be found or the setting value is not an integer. 1612 * 1613 * @return The setting's current value. 1614 */ 1615 public static int getInt(ContentResolver cr, String name) 1616 throws SettingNotFoundException { 1617 String v = getString(cr, name); 1618 try { 1619 return Integer.parseInt(v); 1620 } catch (NumberFormatException e) { 1621 throw new SettingNotFoundException(name); 1622 } 1623 } 1624 1625 /** 1626 * Convenience function for updating a single settings value as an 1627 * integer. This will either create a new entry in the table if the 1628 * given name does not exist, or modify the value of the existing row 1629 * with that name. Note that internally setting values are always 1630 * stored as strings, so this function converts the given value to a 1631 * string before storing it. 1632 * 1633 * @param cr The ContentResolver to access. 1634 * @param name The name of the setting to modify. 1635 * @param value The new value for the setting. 1636 * @return true if the value was set, false on database errors 1637 */ 1638 public static boolean putInt(ContentResolver cr, String name, int value) { 1639 return putString(cr, name, Integer.toString(value)); 1640 } 1641 1642 /** 1643 * Convenience function for retrieving a single secure settings value 1644 * as a {@code long}. Note that internally setting values are always 1645 * stored as strings; this function converts the string to a {@code long} 1646 * for you. The default value will be returned if the setting is 1647 * not defined or not a {@code long}. 1648 * 1649 * @param cr The ContentResolver to access. 1650 * @param name The name of the setting to retrieve. 1651 * @param def Value to return if the setting is not defined. 1652 * 1653 * @return The setting's current value, or 'def' if it is not defined 1654 * or not a valid {@code long}. 1655 */ 1656 public static long getLong(ContentResolver cr, String name, long def) { 1657 String valString = getString(cr, name); 1658 long value; 1659 try { 1660 value = valString != null ? Long.parseLong(valString) : def; 1661 } catch (NumberFormatException e) { 1662 value = def; 1663 } 1664 return value; 1665 } 1666 1667 /** 1668 * Convenience function for retrieving a single secure settings value 1669 * as a {@code long}. Note that internally setting values are always 1670 * stored as strings; this function converts the string to a {@code long} 1671 * for you. 1672 * <p> 1673 * This version does not take a default value. If the setting has not 1674 * been set, or the string value is not a number, 1675 * it throws {@link SettingNotFoundException}. 1676 * 1677 * @param cr The ContentResolver to access. 1678 * @param name The name of the setting to retrieve. 1679 * 1680 * @return The setting's current value. 1681 * @throws SettingNotFoundException Thrown if a setting by the given 1682 * name can't be found or the setting value is not an integer. 1683 */ 1684 public static long getLong(ContentResolver cr, String name) 1685 throws SettingNotFoundException { 1686 String valString = getString(cr, name); 1687 try { 1688 return Long.parseLong(valString); 1689 } catch (NumberFormatException e) { 1690 throw new SettingNotFoundException(name); 1691 } 1692 } 1693 1694 /** 1695 * Convenience function for updating a secure settings value as a long 1696 * integer. This will either create a new entry in the table if the 1697 * given name does not exist, or modify the value of the existing row 1698 * with that name. Note that internally setting values are always 1699 * stored as strings, so this function converts the given value to a 1700 * string before storing it. 1701 * 1702 * @param cr The ContentResolver to access. 1703 * @param name The name of the setting to modify. 1704 * @param value The new value for the setting. 1705 * @return true if the value was set, false on database errors 1706 */ 1707 public static boolean putLong(ContentResolver cr, String name, long value) { 1708 return putString(cr, name, Long.toString(value)); 1709 } 1710 1711 /** 1712 * Convenience function for retrieving a single secure settings value 1713 * as a floating point number. Note that internally setting values are 1714 * always stored as strings; this function converts the string to an 1715 * float for you. The default value will be returned if the setting 1716 * is not defined or not a valid float. 1717 * 1718 * @param cr The ContentResolver to access. 1719 * @param name The name of the setting to retrieve. 1720 * @param def Value to return if the setting is not defined. 1721 * 1722 * @return The setting's current value, or 'def' if it is not defined 1723 * or not a valid float. 1724 */ 1725 public static float getFloat(ContentResolver cr, String name, float def) { 1726 String v = getString(cr, name); 1727 try { 1728 return v != null ? Float.parseFloat(v) : def; 1729 } catch (NumberFormatException e) { 1730 return def; 1731 } 1732 } 1733 1734 /** 1735 * Convenience function for retrieving a single secure settings value 1736 * as a float. Note that internally setting values are always 1737 * stored as strings; this function converts the string to a float 1738 * for you. 1739 * <p> 1740 * This version does not take a default value. If the setting has not 1741 * been set, or the string value is not a number, 1742 * it throws {@link SettingNotFoundException}. 1743 * 1744 * @param cr The ContentResolver to access. 1745 * @param name The name of the setting to retrieve. 1746 * 1747 * @throws SettingNotFoundException Thrown if a setting by the given 1748 * name can't be found or the setting value is not a float. 1749 * 1750 * @return The setting's current value. 1751 */ 1752 public static float getFloat(ContentResolver cr, String name) 1753 throws SettingNotFoundException { 1754 String v = getString(cr, name); 1755 try { 1756 return Float.parseFloat(v); 1757 } catch (NumberFormatException e) { 1758 throw new SettingNotFoundException(name); 1759 } 1760 } 1761 1762 /** 1763 * Convenience function for updating a single settings value as a 1764 * floating point number. This will either create a new entry in the 1765 * table if the given name does not exist, or modify the value of the 1766 * existing row with that name. Note that internally setting values 1767 * are always stored as strings, so this function converts the given 1768 * value to a string before storing it. 1769 * 1770 * @param cr The ContentResolver to access. 1771 * @param name The name of the setting to modify. 1772 * @param value The new value for the setting. 1773 * @return true if the value was set, false on database errors 1774 */ 1775 public static boolean putFloat(ContentResolver cr, String name, float value) { 1776 return putString(cr, name, Float.toString(value)); 1777 } 1778 1779 /** 1780 * The content:// style URL for this table 1781 */ 1782 public static final Uri CONTENT_URI = 1783 Uri.parse("content://" + AUTHORITY + "/secure"); 1784 1785 /** 1786 * Whether ADB is enabled. 1787 */ 1788 public static final String ADB_ENABLED = "adb_enabled"; 1789 1790 /** 1791 * Setting to allow mock locations and location provider status to be injected into the 1792 * LocationManager service for testing purposes during application development. These 1793 * locations and status values override actual location and status information generated 1794 * by network, gps, or other location providers. 1795 */ 1796 public static final String ALLOW_MOCK_LOCATION = "mock_location"; 1797 1798 /** 1799 * The Android ID (a unique 64-bit value) as a hex string. 1800 * Identical to that obtained by calling 1801 * GoogleLoginService.getAndroidId(); it is also placed here 1802 * so you can get it without binding to a service. 1803 */ 1804 public static final String ANDROID_ID = "android_id"; 1805 1806 /** 1807 * Whether bluetooth is enabled/disabled 1808 * 0=disabled. 1=enabled. 1809 */ 1810 public static final String BLUETOOTH_ON = "bluetooth_on"; 1811 1812 /** 1813 * Get the key that retrieves a bluetooth headset's priority. 1814 * @hide 1815 */ 1816 public static final String getBluetoothHeadsetPriorityKey(String address) { 1817 return ("bluetooth_headset_priority_" + address.toUpperCase()); 1818 } 1819 1820 /** 1821 * Get the key that retrieves a bluetooth a2dp sink's priority. 1822 * @hide 1823 */ 1824 public static final String getBluetoothA2dpSinkPriorityKey(String address) { 1825 return ("bluetooth_a2dp_sink_priority_" + address.toUpperCase()); 1826 } 1827 1828 /** 1829 * Whether or not data roaming is enabled. (0 = false, 1 = true) 1830 */ 1831 public static final String DATA_ROAMING = "data_roaming"; 1832 1833 /** 1834 * Setting to record the input method used by default, holding the ID 1835 * of the desired method. 1836 */ 1837 public static final String DEFAULT_INPUT_METHOD = "default_input_method"; 1838 1839 /** 1840 * Whether the device has been provisioned (0 = false, 1 = true) 1841 */ 1842 public static final String DEVICE_PROVISIONED = "device_provisioned"; 1843 1844 /** 1845 * List of input methods that are currently enabled. This is a string 1846 * containing the IDs of all enabled input methods, each ID separated 1847 * by ':'. 1848 */ 1849 public static final String ENABLED_INPUT_METHODS = "enabled_input_methods"; 1850 1851 /** 1852 * Host name and port for a user-selected proxy. 1853 */ 1854 public static final String HTTP_PROXY = "http_proxy"; 1855 1856 /** 1857 * Whether the package installer should allow installation of apps downloaded from 1858 * sources other than the Android Market (vending machine). 1859 * 1860 * 1 = allow installing from other sources 1861 * 0 = only allow installing from the Android Market 1862 */ 1863 public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps"; 1864 1865 /** 1866 * Comma-separated list of location providers that activities may access. 1867 */ 1868 public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed"; 1869 1870 /** 1871 * The Logging ID (a unique 64-bit value) as a hex string. 1872 * Used as a pseudonymous identifier for logging. 1873 * @deprecated This identifier is poorly initialized and has 1874 * many collisions. It should not be used. 1875 */ 1876 @Deprecated 1877 public static final String LOGGING_ID = "logging_id"; 1878 1879 /** 1880 * The Logging ID (a unique 64-bit value) as a hex string. 1881 * Used as a pseudonymous identifier for logging. 1882 * @hide 1883 */ 1884 public static final String LOGGING_ID2 = "logging_id2"; 1885 1886 /** 1887 * User preference for which network(s) should be used. Only the 1888 * connectivity service should touch this. 1889 */ 1890 public static final String NETWORK_PREFERENCE = "network_preference"; 1891 1892 /** 1893 */ 1894 public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled"; 1895 1896 /** 1897 */ 1898 public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update"; 1899 1900 /** 1901 */ 1902 public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url"; 1903 1904 /** 1905 * Settings classname to launch when Settings is clicked from All 1906 * Applications. Needed because of user testing between the old 1907 * and new Settings apps. 1908 */ 1909 // TODO: 881807 1910 public static final String SETTINGS_CLASSNAME = "settings_classname"; 1911 1912 /** 1913 * USB Mass Storage Enabled 1914 */ 1915 public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled"; 1916 1917 /** 1918 * If this setting is set (to anything), then all references 1919 * to Gmail on the device must change to Google Mail. 1920 */ 1921 public static final String USE_GOOGLE_MAIL = "use_google_mail"; 1922 1923 /** 1924 * Whether to notify the user of open networks. 1925 * <p> 1926 * If not connected and the scan results have an open network, we will 1927 * put this notification up. If we attempt to connect to a network or 1928 * the open network(s) disappear, we remove the notification. When we 1929 * show the notification, we will not show it again for 1930 * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time. 1931 */ 1932 public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON = 1933 "wifi_networks_available_notification_on"; 1934 1935 /** 1936 * Delay (in seconds) before repeating the Wi-Fi networks available notification. 1937 * Connecting to a network will reset the timer. 1938 */ 1939 public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY = 1940 "wifi_networks_available_repeat_delay"; 1941 1942 /** 1943 * The number of radio channels that are allowed in the local 1944 * 802.11 regulatory domain. 1945 * @hide 1946 */ 1947 public static final String WIFI_NUM_ALLOWED_CHANNELS = "wifi_num_allowed_channels"; 1948 1949 /** 1950 * When the number of open networks exceeds this number, the 1951 * least-recently-used excess networks will be removed. 1952 */ 1953 public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept"; 1954 1955 /** 1956 * Whether the Wi-Fi should be on. Only the Wi-Fi service should touch this. 1957 */ 1958 public static final String WIFI_ON = "wifi_on"; 1959 1960 /** 1961 * The acceptable packet loss percentage (range 0 - 100) before trying 1962 * another AP on the same network. 1963 */ 1964 public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE = 1965 "wifi_watchdog_acceptable_packet_loss_percentage"; 1966 1967 /** 1968 * The number of access points required for a network in order for the 1969 * watchdog to monitor it. 1970 */ 1971 public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count"; 1972 1973 /** 1974 * The delay between background checks. 1975 */ 1976 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS = 1977 "wifi_watchdog_background_check_delay_ms"; 1978 1979 /** 1980 * Whether the Wi-Fi watchdog is enabled for background checking even 1981 * after it thinks the user has connected to a good access point. 1982 */ 1983 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED = 1984 "wifi_watchdog_background_check_enabled"; 1985 1986 /** 1987 * The timeout for a background ping 1988 */ 1989 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS = 1990 "wifi_watchdog_background_check_timeout_ms"; 1991 1992 /** 1993 * The number of initial pings to perform that *may* be ignored if they 1994 * fail. Again, if these fail, they will *not* be used in packet loss 1995 * calculation. For example, one network always seemed to time out for 1996 * the first couple pings, so this is set to 3 by default. 1997 */ 1998 public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT = 1999 "wifi_watchdog_initial_ignored_ping_count"; 2000 2001 /** 2002 * The maximum number of access points (per network) to attempt to test. 2003 * If this number is reached, the watchdog will no longer monitor the 2004 * initial connection state for the network. This is a safeguard for 2005 * networks containing multiple APs whose DNS does not respond to pings. 2006 */ 2007 public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks"; 2008 2009 /** 2010 * Whether the Wi-Fi watchdog is enabled. 2011 */ 2012 public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on"; 2013 2014 /** 2015 * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled. 2016 */ 2017 public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list"; 2018 2019 /** 2020 * The number of pings to test if an access point is a good connection. 2021 */ 2022 public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count"; 2023 2024 /** 2025 * The delay between pings. 2026 */ 2027 public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms"; 2028 2029 /** 2030 * The timeout per ping. 2031 */ 2032 public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms"; 2033 2034 /** 2035 * The maximum number of times we will retry a connection to an access 2036 * point for which we have failed in acquiring an IP address from DHCP. 2037 * A value of N means that we will make N+1 connection attempts in all. 2038 */ 2039 public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count"; 2040 2041 /** 2042 * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile 2043 * data connectivity to be established after a disconnect from Wi-Fi. 2044 */ 2045 public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS = 2046 "wifi_mobile_data_transition_wakelock_timeout_ms"; 2047 2048 /** 2049 * Whether background data usage is allowed by the user. See 2050 * ConnectivityManager for more info. 2051 */ 2052 public static final String BACKGROUND_DATA = "background_data"; 2053 2054 /** 2055 * The CDMA roaming mode 0 = Home Networks, CDMA default 2056 * 1 = Roaming on Affiliated networks 2057 * 2 = Roaming on any networks 2058 * @hide 2059 */ 2060 public static final String CDMA_ROAMING_MODE = "roaming_settings"; 2061 2062 /** 2063 * The CDMA subscription mode 0 = RUIM/SIM (default) 2064 * 1 = NV 2065 * @hide 2066 */ 2067 public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode"; 2068 2069 /** 2070 * represents current active phone class 2071 * 1 = GSM-Phone, 0 = CDMA-Phone 2072 * @hide 2073 */ 2074 public static final String CURRENT_ACTIVE_PHONE = "current_active_phone"; 2075 2076 /** 2077 * The preferred network mode 7 = Global, CDMA default 2078 * 4 = CDMA only 2079 * 3 = GSM/UMTS only 2080 * @hide 2081 */ 2082 public static final String PREFERRED_NETWORK_MODE = 2083 "preferred_network_mode"; 2084 2085 /** 2086 * CDMA Cell Broadcast SMS 2087 * 0 = CDMA Cell Broadcast SMS disabled 2088 * 1 = CDMA Cell Broadcast SMS enabled 2089 * @hide 2090 */ 2091 public static final String CDMA_CELL_BROADCAST_SMS = 2092 "cdma_cell_broadcast_sms"; 2093 2094 /** 2095 * The cdma subscription 0 = Subscription from RUIM, when available 2096 * 1 = Subscription from NV 2097 * @hide 2098 */ 2099 public static final String PREFERRED_CDMA_SUBSCRIPTION = 2100 "preferred_cdma_subscription"; 2101 2102 /** 2103 * Whether the enhanced voice privacy mode is enabled. 2104 * 0 = normal voice privacy 2105 * 1 = enhanced voice privacy 2106 * @hide 2107 */ 2108 public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled"; 2109 2110 /** 2111 * Whether the TTY mode mode is enabled. 2112 * 0 = disabled 2113 * 1 = enabled 2114 * @hide 2115 */ 2116 public static final String TTY_MODE_ENABLED = "tty_mode_enabled"; 2117 2118 /** 2119 * Helper method for determining if a location provider is enabled. 2120 * @param cr the content resolver to use 2121 * @param provider the location provider to query 2122 * @return true if the provider is enabled 2123 * 2124 * @hide 2125 */ 2126 public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) { 2127 String allowedProviders = Settings.Secure.getString(cr, LOCATION_PROVIDERS_ALLOWED); 2128 if (allowedProviders != null) { 2129 return (allowedProviders.equals(provider) || 2130 allowedProviders.contains("," + provider + ",") || 2131 allowedProviders.startsWith(provider + ",") || 2132 allowedProviders.endsWith("," + provider)); 2133 } 2134 return false; 2135 } 2136 2137 /** 2138 * Thread-safe method for enabling or disabling a single location provider. 2139 * @param cr the content resolver to use 2140 * @param provider the location provider to enable or disable 2141 * @param enabled true if the provider should be enabled 2142 * 2143 * @hide 2144 */ 2145 public static final void setLocationProviderEnabled(ContentResolver cr, 2146 String provider, boolean enabled) { 2147 // to ensure thread safety, we write the provider name with a '+' or '-' 2148 // and let the SettingsProvider handle it rather than reading and modifying 2149 // the list of enabled providers. 2150 if (enabled) { 2151 provider = "+" + provider; 2152 } else { 2153 provider = "-" + provider; 2154 } 2155 putString(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider); 2156 } 2157 } 2158 2159 /** 2160 * Gservices settings, containing the network names for Google's 2161 * various services. This table holds simple name/addr pairs. 2162 * Addresses can be accessed through the getString() method. 2163 * 2164 * TODO: This should move to partner/google/... somewhere. 2165 * 2166 * @hide 2167 */ 2168 public static final class Gservices extends NameValueTable { 2169 public static final String SYS_PROP_SETTING_VERSION = "sys.settings_gservices_version"; 2170 2171 /** 2172 * Intent action broadcast when the Gservices table is updated by the server. 2173 * This is broadcast once after settings change (so many values may have been updated). 2174 */ 2175 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2176 public static final String CHANGED_ACTION = 2177 "com.google.gservices.intent.action.GSERVICES_CHANGED"; 2178 2179 private static volatile NameValueCache mNameValueCache = null; 2180 private static final Object mNameValueCacheLock = new Object(); 2181 2182 /** 2183 * Look up a name in the database. 2184 * @param resolver to access the database with 2185 * @param name to look up in the table 2186 * @return the corresponding value, or null if not present 2187 */ 2188 public static String getString(ContentResolver resolver, String name) { 2189 synchronized (mNameValueCacheLock) { 2190 if (mNameValueCache == null) { 2191 mNameValueCache = new NameValueCache(SYS_PROP_SETTING_VERSION, CONTENT_URI); 2192 } 2193 return mNameValueCache.getString(resolver, name); 2194 } 2195 } 2196 2197 /** 2198 * Store a name/value pair into the database. 2199 * @param resolver to access the database with 2200 * @param name to store 2201 * @param value to associate with the name 2202 * @return true if the value was set, false on database errors 2203 */ 2204 public static boolean putString(ContentResolver resolver, 2205 String name, String value) { 2206 return putString(resolver, CONTENT_URI, name, value); 2207 } 2208 2209 /** 2210 * Look up the value for name in the database, convert it to an int using Integer.parseInt 2211 * and return it. If it is null or if a NumberFormatException is caught during the 2212 * conversion then return defValue. 2213 */ 2214 public static int getInt(ContentResolver resolver, String name, int defValue) { 2215 String valString = getString(resolver, name); 2216 int value; 2217 try { 2218 value = valString != null ? Integer.parseInt(valString) : defValue; 2219 } catch (NumberFormatException e) { 2220 value = defValue; 2221 } 2222 return value; 2223 } 2224 2225 /** 2226 * Look up the value for name in the database, convert it to a long using Long.parseLong 2227 * and return it. If it is null or if a NumberFormatException is caught during the 2228 * conversion then return defValue. 2229 */ 2230 public static long getLong(ContentResolver resolver, String name, long defValue) { 2231 String valString = getString(resolver, name); 2232 long value; 2233 try { 2234 value = valString != null ? Long.parseLong(valString) : defValue; 2235 } catch (NumberFormatException e) { 2236 value = defValue; 2237 } 2238 return value; 2239 } 2240 2241 /** 2242 * Construct the content URI for a particular name/value pair, 2243 * useful for monitoring changes with a ContentObserver. 2244 * @param name to look up in the table 2245 * @return the corresponding content URI, or null if not present 2246 */ 2247 public static Uri getUriFor(String name) { 2248 return getUriFor(CONTENT_URI, name); 2249 } 2250 2251 /** 2252 * The content:// style URL for this table 2253 */ 2254 public static final Uri CONTENT_URI = 2255 Uri.parse("content://" + AUTHORITY + "/gservices"); 2256 2257 /** 2258 * MMS - URL to use for HTTP "x-wap-profile" header 2259 */ 2260 public static final String MMS_X_WAP_PROFILE_URL 2261 = "mms_x_wap_profile_url"; 2262 2263 /** 2264 * YouTube - the flag to indicate whether to use proxy 2265 */ 2266 public static final String YOUTUBE_USE_PROXY 2267 = "youtube_use_proxy"; 2268 2269 /** 2270 * MMS - maximum message size in bytes for a MMS message. 2271 */ 2272 public static final String MMS_MAXIMUM_MESSAGE_SIZE 2273 = "mms_maximum_message_size"; 2274 2275 /** 2276 * Event tags from the kernel event log to upload during checkin. 2277 */ 2278 public static final String CHECKIN_EVENTS = "checkin_events"; 2279 2280 /** 2281 * Event tags for list of services to upload during checkin. 2282 */ 2283 public static final String CHECKIN_DUMPSYS_LIST = "checkin_dumpsys_list"; 2284 2285 /** 2286 * The interval (in seconds) between periodic checkin attempts. 2287 */ 2288 public static final String CHECKIN_INTERVAL = "checkin_interval"; 2289 2290 /** 2291 * Boolean indicating if the market app should force market only checkins on 2292 * install/uninstall. Any non-0 value is considered true. 2293 */ 2294 public static final String MARKET_FORCE_CHECKIN = "market_force_checkin"; 2295 2296 /** 2297 * How frequently (in seconds) to check the memory status of the 2298 * device. 2299 */ 2300 public static final String MEMCHECK_INTERVAL = "memcheck_interval"; 2301 2302 /** 2303 * Max frequency (in seconds) to log memory check stats, in realtime 2304 * seconds. This allows for throttling of logs when the device is 2305 * running for large amounts of time. 2306 */ 2307 public static final String MEMCHECK_LOG_REALTIME_INTERVAL = 2308 "memcheck_log_realtime_interval"; 2309 2310 /** 2311 * Boolean indicating whether rebooting due to system memory checks 2312 * is enabled. 2313 */ 2314 public static final String MEMCHECK_SYSTEM_ENABLED = "memcheck_system_enabled"; 2315 2316 /** 2317 * How many bytes the system process must be below to avoid scheduling 2318 * a soft reboot. This reboot will happen when it is next determined 2319 * to be a good time. 2320 */ 2321 public static final String MEMCHECK_SYSTEM_SOFT_THRESHOLD = "memcheck_system_soft"; 2322 2323 /** 2324 * How many bytes the system process must be below to avoid scheduling 2325 * a hard reboot. This reboot will happen immediately. 2326 */ 2327 public static final String MEMCHECK_SYSTEM_HARD_THRESHOLD = "memcheck_system_hard"; 2328 2329 /** 2330 * How many bytes the phone process must be below to avoid scheduling 2331 * a soft restart. This restart will happen when it is next determined 2332 * to be a good time. 2333 */ 2334 public static final String MEMCHECK_PHONE_SOFT_THRESHOLD = "memcheck_phone_soft"; 2335 2336 /** 2337 * How many bytes the phone process must be below to avoid scheduling 2338 * a hard restart. This restart will happen immediately. 2339 */ 2340 public static final String MEMCHECK_PHONE_HARD_THRESHOLD = "memcheck_phone_hard"; 2341 2342 /** 2343 * Boolean indicating whether restarting the phone process due to 2344 * memory checks is enabled. 2345 */ 2346 public static final String MEMCHECK_PHONE_ENABLED = "memcheck_phone_enabled"; 2347 2348 /** 2349 * First time during the day it is okay to kill processes 2350 * or reboot the device due to low memory situations. This number is 2351 * in seconds since midnight. 2352 */ 2353 public static final String MEMCHECK_EXEC_START_TIME = "memcheck_exec_start_time"; 2354 2355 /** 2356 * Last time during the day it is okay to kill processes 2357 * or reboot the device due to low memory situations. This number is 2358 * in seconds since midnight. 2359 */ 2360 public static final String MEMCHECK_EXEC_END_TIME = "memcheck_exec_end_time"; 2361 2362 /** 2363 * How long the screen must have been off in order to kill processes 2364 * or reboot. This number is in seconds. A value of -1 means to 2365 * entirely disregard whether the screen is on. 2366 */ 2367 public static final String MEMCHECK_MIN_SCREEN_OFF = "memcheck_min_screen_off"; 2368 2369 /** 2370 * How much time there must be until the next alarm in order to kill processes 2371 * or reboot. This number is in seconds. Note: this value must be 2372 * smaller than {@link #MEMCHECK_RECHECK_INTERVAL} or else it will 2373 * always see an alarm scheduled within its time. 2374 */ 2375 public static final String MEMCHECK_MIN_ALARM = "memcheck_min_alarm"; 2376 2377 /** 2378 * How frequently to check whether it is a good time to restart things, 2379 * if the device is in a bad state. This number is in seconds. Note: 2380 * this value must be larger than {@link #MEMCHECK_MIN_ALARM} or else 2381 * the alarm to schedule the recheck will always appear within the 2382 * minimum "do not execute now" time. 2383 */ 2384 public static final String MEMCHECK_RECHECK_INTERVAL = "memcheck_recheck_interval"; 2385 2386 /** 2387 * How frequently (in DAYS) to reboot the device. If 0, no reboots 2388 * will occur. 2389 */ 2390 public static final String REBOOT_INTERVAL = "reboot_interval"; 2391 2392 /** 2393 * First time during the day it is okay to force a reboot of the 2394 * device (if REBOOT_INTERVAL is set). This number is 2395 * in seconds since midnight. 2396 */ 2397 public static final String REBOOT_START_TIME = "reboot_start_time"; 2398 2399 /** 2400 * The window of time (in seconds) after each REBOOT_INTERVAL in which 2401 * a reboot can be executed. If 0, a reboot will always be executed at 2402 * exactly the given time. Otherwise, it will only be executed if 2403 * the device is idle within the window. 2404 */ 2405 public static final String REBOOT_WINDOW = "reboot_window"; 2406 2407 /** 2408 * The minimum version of the server that is required in order for the device to accept 2409 * the server's recommendations about the initial sync settings to use. When this is unset, 2410 * blank or can't be interpreted as an integer then we will not ask the server for a 2411 * recommendation. 2412 */ 2413 public static final String GMAIL_CONFIG_INFO_MIN_SERVER_VERSION = 2414 "gmail_config_info_min_server_version"; 2415 2416 /** 2417 * Controls whether Gmail offers a preview button for images. 2418 */ 2419 public static final String GMAIL_DISALLOW_IMAGE_PREVIEWS = "gmail_disallow_image_previews"; 2420 2421 /** 2422 * The maximal size in bytes allowed for attachments when composing messages in Gmail 2423 */ 2424 public static final String GMAIL_MAX_ATTACHMENT_SIZE = "gmail_max_attachment_size_bytes"; 2425 2426 /** 2427 * The timeout in milliseconds that Gmail uses when opening a connection and reading 2428 * from it. A missing value or a value of -1 instructs Gmail to use the defaults provided 2429 * by GoogleHttpClient. 2430 */ 2431 public static final String GMAIL_TIMEOUT_MS = "gmail_timeout_ms"; 2432 2433 /** 2434 * Controls whether Gmail will request an expedited sync when a message is sent. Value must 2435 * be an integer where non-zero means true. Defaults to 1. 2436 */ 2437 public static final String GMAIL_SEND_IMMEDIATELY = "gmail_send_immediately"; 2438 2439 /** 2440 * Controls whether gmail buffers server responses. Possible values are "memory", for a 2441 * memory-based buffer, or "file", for a temp-file-based buffer. All other values 2442 * (including not set) disable buffering. 2443 */ 2444 public static final String GMAIL_BUFFER_SERVER_RESPONSE = "gmail_buffer_server_response"; 2445 2446 /** 2447 * Controls whether Gmail will discard uphill operations that repeatedly fail. Value must be 2448 * an integer where non-zero means true. Defaults to 1. 2449 */ 2450 public static final String GMAIL_DISCARD_ERROR_UPHILL_OP = "gmail_discard_error_uphill_op"; 2451 2452 /** 2453 * Hostname of the GTalk server. 2454 */ 2455 public static final String GTALK_SERVICE_HOSTNAME = "gtalk_hostname"; 2456 2457 /** 2458 * Secure port of the GTalk server. 2459 */ 2460 public static final String GTALK_SERVICE_SECURE_PORT = "gtalk_secure_port"; 2461 2462 /** 2463 * The server configurable RMQ acking interval 2464 */ 2465 public static final String GTALK_SERVICE_RMQ_ACK_INTERVAL = "gtalk_rmq_ack_interval"; 2466 2467 /** 2468 * The minimum reconnect delay for short network outages or when the network is suspended 2469 * due to phone use. 2470 */ 2471 public static final String GTALK_SERVICE_MIN_RECONNECT_DELAY_SHORT = 2472 "gtalk_min_reconnect_delay_short"; 2473 2474 /** 2475 * The reconnect variant range for short network outages or when the network is suspended 2476 * due to phone use. A random number between 0 and this constant is computed and 2477 * added to {@link #GTALK_SERVICE_MIN_RECONNECT_DELAY_SHORT} to form the initial reconnect 2478 * delay. 2479 */ 2480 public static final String GTALK_SERVICE_RECONNECT_VARIANT_SHORT = 2481 "gtalk_reconnect_variant_short"; 2482 2483 /** 2484 * The minimum reconnect delay for long network outages 2485 */ 2486 public static final String GTALK_SERVICE_MIN_RECONNECT_DELAY_LONG = 2487 "gtalk_min_reconnect_delay_long"; 2488 2489 /** 2490 * The reconnect variant range for long network outages. A random number between 0 and this 2491 * constant is computed and added to {@link #GTALK_SERVICE_MIN_RECONNECT_DELAY_LONG} to 2492 * form the initial reconnect delay. 2493 */ 2494 public static final String GTALK_SERVICE_RECONNECT_VARIANT_LONG = 2495 "gtalk_reconnect_variant_long"; 2496 2497 /** 2498 * The maximum reconnect delay time, in milliseconds. 2499 */ 2500 public static final String GTALK_SERVICE_MAX_RECONNECT_DELAY = 2501 "gtalk_max_reconnect_delay"; 2502 2503 /** 2504 * The network downtime that is considered "short" for the above calculations, 2505 * in milliseconds. 2506 */ 2507 public static final String GTALK_SERVICE_SHORT_NETWORK_DOWNTIME = 2508 "gtalk_short_network_downtime"; 2509 2510 /** 2511 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2512 * will reset the heartbeat timer. The away heartbeat should be used when the user is 2513 * logged into the GTalk app, but not actively using it. 2514 */ 2515 public static final String GTALK_SERVICE_AWAY_HEARTBEAT_INTERVAL_MS = 2516 "gtalk_heartbeat_ping_interval_ms"; // keep the string backward compatible 2517 2518 /** 2519 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2520 * will reset the heartbeat timer. The active heartbeat should be used when the user is 2521 * actively using the GTalk app. 2522 */ 2523 public static final String GTALK_SERVICE_ACTIVE_HEARTBEAT_INTERVAL_MS = 2524 "gtalk_active_heartbeat_ping_interval_ms"; 2525 2526 /** 2527 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2528 * will reset the heartbeat timer. The sync heartbeat should be used when the user isn't 2529 * logged into the GTalk app, but auto-sync is enabled. 2530 */ 2531 public static final String GTALK_SERVICE_SYNC_HEARTBEAT_INTERVAL_MS = 2532 "gtalk_sync_heartbeat_ping_interval_ms"; 2533 2534 /** 2535 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2536 * will reset the heartbeat timer. The no sync heartbeat should be used when the user isn't 2537 * logged into the GTalk app, and auto-sync is not enabled. 2538 */ 2539 public static final String GTALK_SERVICE_NOSYNC_HEARTBEAT_INTERVAL_MS = 2540 "gtalk_nosync_heartbeat_ping_interval_ms"; 2541 2542 /** 2543 * How long we wait to receive a heartbeat ping acknowledgement (or another packet) 2544 * from the GTalk server, before deeming the connection dead. 2545 */ 2546 public static final String GTALK_SERVICE_HEARTBEAT_ACK_TIMEOUT_MS = 2547 "gtalk_heartbeat_ack_timeout_ms"; 2548 2549 /** 2550 * How long after screen is turned off before we consider the user to be idle. 2551 */ 2552 public static final String GTALK_SERVICE_IDLE_TIMEOUT_MS = 2553 "gtalk_idle_timeout_ms"; 2554 2555 /** 2556 * By default, GTalkService will always connect to the server regardless of the auto-sync 2557 * setting. However, if this parameter is true, then GTalkService will only connect 2558 * if auto-sync is enabled. Using the GTalk app will trigger the connection too. 2559 */ 2560 public static final String GTALK_SERVICE_CONNECT_ON_AUTO_SYNC = 2561 "gtalk_connect_on_auto_sync"; 2562 2563 /** 2564 * GTalkService holds a wakelock while broadcasting the intent for data message received. 2565 * It then automatically release the wakelock after a timeout. This setting controls what 2566 * the timeout should be. 2567 */ 2568 public static final String GTALK_DATA_MESSAGE_WAKELOCK_MS = 2569 "gtalk_data_message_wakelock_ms"; 2570 2571 /** 2572 * The socket read timeout used to control how long ssl handshake wait for reads before 2573 * timing out. This is needed so the ssl handshake doesn't hang for a long time in some 2574 * circumstances. 2575 */ 2576 public static final String GTALK_SSL_HANDSHAKE_TIMEOUT_MS = 2577 "gtalk_ssl_handshake_timeout_ms"; 2578 2579 /** 2580 * Compress the gtalk stream. 2581 */ 2582 public static final String GTALK_COMPRESS = "gtalk_compress"; 2583 2584 /** 2585 * Enable use of ssl session caching. 2586 * 'db' - save each session in a (per process) database 2587 * 'file' - save each session in a (per process) file 2588 * not set or any other value - normal java in-memory caching 2589 */ 2590 public static final String SSL_SESSION_CACHE = "ssl_session_cache"; 2591 2592 /** 2593 * How many bytes long a message has to be, in order to be gzipped. 2594 */ 2595 public static final String SYNC_MIN_GZIP_BYTES = 2596 "sync_min_gzip_bytes"; 2597 2598 /** 2599 * The hash value of the current provisioning settings 2600 */ 2601 public static final String PROVISIONING_DIGEST = "digest"; 2602 2603 /** 2604 * Provisioning keys to block from server update 2605 */ 2606 public static final String PROVISIONING_OVERRIDE = "override"; 2607 2608 /** 2609 * "Generic" service name for authentication requests. 2610 */ 2611 public static final String GOOGLE_LOGIN_GENERIC_AUTH_SERVICE 2612 = "google_login_generic_auth_service"; 2613 2614 /** 2615 * Frequency in milliseconds at which we should sync the locally installed Vending Machine 2616 * content with the server. 2617 */ 2618 public static final String VENDING_SYNC_FREQUENCY_MS = "vending_sync_frequency_ms"; 2619 2620 /** 2621 * Support URL that is opened in a browser when user clicks on 'Help and Info' in Vending 2622 * Machine. 2623 */ 2624 public static final String VENDING_SUPPORT_URL = "vending_support_url"; 2625 2626 /** 2627 * Indicates if Vending Machine requires a SIM to be in the phone to allow a purchase. 2628 * 2629 * true = SIM is required 2630 * false = SIM is not required 2631 */ 2632 public static final String VENDING_REQUIRE_SIM_FOR_PURCHASE = 2633 "vending_require_sim_for_purchase"; 2634 2635 /** 2636 * The current version id of the Vending Machine terms of service. 2637 */ 2638 public static final String VENDING_TOS_VERSION = "vending_tos_version"; 2639 2640 /** 2641 * URL that points to the terms of service for Vending Machine. 2642 */ 2643 public static final String VENDING_TOS_URL = "vending_tos_url"; 2644 2645 /** 2646 * Whether to use sierraqa instead of sierra tokens for the purchase flow in 2647 * Vending Machine. 2648 * 2649 * true = use sierraqa 2650 * false = use sierra (default) 2651 */ 2652 public static final String VENDING_USE_CHECKOUT_QA_SERVICE = 2653 "vending_use_checkout_qa_service"; 2654 2655 /** 2656 * Default value to use for all/free/priced filter in Market. 2657 * Valid values: ALL, FREE, PAID (case insensitive) 2658 */ 2659 public static final String VENDING_DEFAULT_FILTER = "vending_default_filter"; 2660 /** 2661 * Ranking type value to use for the first category tab (currently popular) 2662 */ 2663 public static final String VENDING_TAB_1_RANKING_TYPE = "vending_tab_1_ranking_type"; 2664 2665 /** 2666 * Title string to use for first category tab. 2667 */ 2668 public static final String VENDING_TAB_1_TITLE = "vending_tab_1_title"; 2669 2670 /** 2671 * Ranking type value to use for the second category tab (currently newest) 2672 */ 2673 public static final String VENDING_TAB_2_RANKING_TYPE = "vending_tab_2_ranking_type"; 2674 2675 /** 2676 * Title string to use for second category tab. 2677 */ 2678 public static final String VENDING_TAB_2_TITLE = "vending_tab_2_title"; 2679 2680 /** 2681 * URL that points to the legal terms of service to display in Settings. 2682 * <p> 2683 * This should be a https URL. For a pretty user-friendly URL, use 2684 * {@link #SETTINGS_TOS_PRETTY_URL}. 2685 */ 2686 public static final String SETTINGS_TOS_URL = "settings_tos_url"; 2687 2688 /** 2689 * URL that points to the legal terms of service to display in Settings. 2690 * <p> 2691 * This should be a pretty http URL. For the URL the device will access 2692 * via Settings, use {@link #SETTINGS_TOS_URL}. 2693 */ 2694 public static final String SETTINGS_TOS_PRETTY_URL = "settings_tos_pretty_url"; 2695 2696 /** 2697 * URL that points to the contributors to display in Settings. 2698 * <p> 2699 * This should be a https URL. For a pretty user-friendly URL, use 2700 * {@link #SETTINGS_CONTRIBUTORS_PRETTY_URL}. 2701 */ 2702 public static final String SETTINGS_CONTRIBUTORS_URL = "settings_contributors_url"; 2703 2704 /** 2705 * URL that points to the contributors to display in Settings. 2706 * <p> 2707 * This should be a pretty http URL. For the URL the device will access 2708 * via Settings, use {@link #SETTINGS_CONTRIBUTORS_URL}. 2709 */ 2710 public static final String SETTINGS_CONTRIBUTORS_PRETTY_URL = 2711 "settings_contributors_pretty_url"; 2712 2713 /** 2714 * URL that points to the Terms Of Service for the device. 2715 * <p> 2716 * This should be a pretty http URL. 2717 */ 2718 public static final String SETUP_GOOGLE_TOS_URL = "setup_google_tos_url"; 2719 2720 /** 2721 * URL that points to the Android privacy policy for the device. 2722 * <p> 2723 * This should be a pretty http URL. 2724 */ 2725 public static final String SETUP_ANDROID_PRIVACY_URL = "setup_android_privacy_url"; 2726 2727 /** 2728 * URL that points to the Google privacy policy for the device. 2729 * <p> 2730 * This should be a pretty http URL. 2731 */ 2732 public static final String SETUP_GOOGLE_PRIVACY_URL = "setup_google_privacy_url"; 2733 2734 /** 2735 * Request an MSISDN token for various Google services. 2736 */ 2737 public static final String USE_MSISDN_TOKEN = "use_msisdn_token"; 2738 2739 /** 2740 * RSA public key used to encrypt passwords stored in the database. 2741 */ 2742 public static final String GLS_PUBLIC_KEY = "google_login_public_key"; 2743 2744 /** 2745 * Only check parental control status if this is set to "true". 2746 */ 2747 public static final String PARENTAL_CONTROL_CHECK_ENABLED = 2748 "parental_control_check_enabled"; 2749 2750 /** 2751 * The list of applications we need to block if parental control is 2752 * enabled. 2753 */ 2754 public static final String PARENTAL_CONTROL_APPS_LIST = 2755 "parental_control_apps_list"; 2756 2757 /** 2758 * Duration in which parental control status is valid. 2759 */ 2760 public static final String PARENTAL_CONTROL_TIMEOUT_IN_MS = 2761 "parental_control_timeout_in_ms"; 2762 2763 /** 2764 * When parental control is off, we expect to get this string from the 2765 * litmus url. 2766 */ 2767 public static final String PARENTAL_CONTROL_EXPECTED_RESPONSE = 2768 "parental_control_expected_response"; 2769 2770 /** 2771 * When the litmus url returns a 302, declare parental control to be on 2772 * only if the redirect url matches this regular expression. 2773 */ 2774 public static final String PARENTAL_CONTROL_REDIRECT_REGEX = 2775 "parental_control_redirect_regex"; 2776 2777 /** 2778 * Threshold for the amount of change in disk free space required to report the amount of 2779 * free space. Used to prevent spamming the logs when the disk free space isn't changing 2780 * frequently. 2781 */ 2782 public static final String DISK_FREE_CHANGE_REPORTING_THRESHOLD = 2783 "disk_free_change_reporting_threshold"; 2784 2785 /** 2786 * Prefix for new Google services published by the checkin 2787 * server. 2788 */ 2789 public static final String GOOGLE_SERVICES_PREFIX 2790 = "google_services:"; 2791 2792 /** 2793 * The maximum reconnect delay for short network outages or when the network is suspended 2794 * due to phone use. 2795 */ 2796 public static final String SYNC_MAX_RETRY_DELAY_IN_SECONDS = 2797 "sync_max_retry_delay_in_seconds"; 2798 2799 /** 2800 * Minimum percentage of free storage on the device that is used to determine if 2801 * the device is running low on storage. 2802 * Say this value is set to 10, the device is considered running low on storage 2803 * if 90% or more of the device storage is filled up. 2804 */ 2805 public static final String SYS_STORAGE_THRESHOLD_PERCENTAGE = 2806 "sys_storage_threshold_percentage"; 2807 2808 /** 2809 * The interval in minutes after which the amount of free storage left on the 2810 * device is logged to the event log 2811 */ 2812 public static final String SYS_FREE_STORAGE_LOG_INTERVAL = 2813 "sys_free_storage_log_interval"; 2814 2815 /** 2816 * The interval in milliseconds at which to check the number of SMS sent 2817 * out without asking for use permit, to limit the un-authorized SMS 2818 * usage. 2819 */ 2820 public static final String SMS_OUTGOING_CEHCK_INTERVAL_MS = 2821 "sms_outgoing_check_interval_ms"; 2822 2823 /** 2824 * The number of outgoing SMS sent without asking for user permit 2825 * (of {@link #SMS_OUTGOING_CEHCK_INTERVAL_MS} 2826 */ 2827 public static final String SMS_OUTGOING_CEHCK_MAX_COUNT = 2828 "sms_outgoing_check_max_count"; 2829 2830 /** 2831 * The interval in milliseconds at which to check packet counts on the 2832 * mobile data interface when screen is on, to detect possible data 2833 * connection problems. 2834 */ 2835 public static final String PDP_WATCHDOG_POLL_INTERVAL_MS = 2836 "pdp_watchdog_poll_interval_ms"; 2837 2838 /** 2839 * The interval in milliseconds at which to check packet counts on the 2840 * mobile data interface when screen is off, to detect possible data 2841 * connection problems. 2842 */ 2843 public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS = 2844 "pdp_watchdog_long_poll_interval_ms"; 2845 2846 /** 2847 * The interval in milliseconds at which to check packet counts on the 2848 * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} 2849 * outgoing packets has been reached without incoming packets. 2850 */ 2851 public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS = 2852 "pdp_watchdog_error_poll_interval_ms"; 2853 2854 /** 2855 * The number of outgoing packets sent without seeing an incoming packet 2856 * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT} 2857 * device is logged to the event log 2858 */ 2859 public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT = 2860 "pdp_watchdog_trigger_packet_count"; 2861 2862 /** 2863 * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS}) 2864 * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before 2865 * attempting data connection recovery. 2866 */ 2867 public static final String PDP_WATCHDOG_ERROR_POLL_COUNT = 2868 "pdp_watchdog_error_poll_count"; 2869 2870 /** 2871 * The number of failed PDP reset attempts before moving to something more 2872 * drastic: re-registering to the network. 2873 */ 2874 public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT = 2875 "pdp_watchdog_max_pdp_reset_fail_count"; 2876 2877 /** 2878 * Address to ping as a last sanity check before attempting any recovery. 2879 * Unset or set to "0.0.0.0" to skip this check. 2880 */ 2881 public static final String PDP_WATCHDOG_PING_ADDRESS = "pdp_watchdog_ping_address"; 2882 2883 /** 2884 * The "-w deadline" parameter for the ping, ie, the max time in 2885 * seconds to spend pinging. 2886 */ 2887 public static final String PDP_WATCHDOG_PING_DEADLINE = "pdp_watchdog_ping_deadline"; 2888 2889 /** 2890 * The interval in milliseconds at which to check gprs registration 2891 * after the first registration mismatch of gprs and voice service, 2892 * to detect possible data network registration problems. 2893 * 2894 */ 2895 public static final String GPRS_REGISTER_CHECK_PERIOD_MS = 2896 "gprs_register_check_period_ms"; 2897 2898 /** 2899 * The interval in milliseconds after which Wi-Fi is considered idle. 2900 * When idle, it is possible for the device to be switched from Wi-Fi to 2901 * the mobile data network. 2902 */ 2903 public static final String WIFI_IDLE_MS = "wifi_idle_ms"; 2904 2905 /** 2906 * Screen timeout in milliseconds corresponding to the 2907 * PowerManager's POKE_LOCK_SHORT_TIMEOUT flag (i.e. the fastest 2908 * possible screen timeout behavior.) 2909 */ 2910 public static final String SHORT_KEYLIGHT_DELAY_MS = 2911 "short_keylight_delay_ms"; 2912 2913 /** 2914 * URL that points to the voice search servers. To be factored out of this class. 2915 */ 2916 public static final String VOICE_SEARCH_URL = "voice_search_url"; 2917 2918 /** 2919 * Speech encoding used with voice search on 3G networks. To be factored out of this class. 2920 */ 2921 public static final String VOICE_SEARCH_ENCODING_THREE_G = "voice_search_encoding_three_g"; 2922 2923 /** 2924 * Speech encoding used with voice search on WIFI networks. To be factored out of this class. 2925 */ 2926 public static final String VOICE_SEARCH_ENCODING_WIFI = "voice_search_encoding_wifi"; 2927 2928 /** 2929 * Whether to use automatic gain control in voice search (0 = disable, 1 = enable). 2930 * To be factored out of this class. 2931 */ 2932 public static final String VOICE_SEARCH_ENABLE_AGC = "voice_search_enable_agc"; 2933 2934 /** 2935 * Whether to use noise suppression in voice search (0 = disable, 1 = enable). 2936 * To be factored out of this class. 2937 */ 2938 public static final String VOICE_SEARCH_ENABLE_NS = "voice_search_enable_ns"; 2939 2940 /** 2941 * Whether to use the IIR filter in voice search (0 = disable, 1 = enable). 2942 * To be factored out of this class. 2943 */ 2944 public static final String VOICE_SEARCH_ENABLE_IIR = "voice_search_enable_iir"; 2945 2946 /** 2947 * List of test suites (local disk filename) for the automatic instrumentation test runner. 2948 * The file format is similar to automated_suites.xml, see AutoTesterService. 2949 * If this setting is missing or empty, the automatic test runner will not start. 2950 */ 2951 public static final String AUTOTEST_SUITES_FILE = "autotest_suites_file"; 2952 2953 /** 2954 * Interval between synchronous checkins forced by the automatic test runner. 2955 * If you set this to a value smaller than CHECKIN_INTERVAL, then the test runner's 2956 * frequent checkins will prevent asynchronous background checkins from interfering 2957 * with any performance measurements. 2958 */ 2959 public static final String AUTOTEST_CHECKIN_SECONDS = "autotest_checkin_seconds"; 2960 2961 /** 2962 * Interval between reboots forced by the automatic test runner. 2963 */ 2964 public static final String AUTOTEST_REBOOT_SECONDS = "autotest_reboot_seconds"; 2965 2966 2967 /** 2968 * Threshold values for the duration and level of a discharge cycle, under 2969 * which we log discharge cycle info. 2970 */ 2971 public static final String BATTERY_DISCHARGE_DURATION_THRESHOLD = 2972 "battery_discharge_duration_threshold"; 2973 public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold"; 2974 2975 /** 2976 * An email address that anr bugreports should be sent to. 2977 */ 2978 public static final String ANR_BUGREPORT_RECIPIENT = "anr_bugreport_recipient"; 2979 2980 /** 2981 * @deprecated 2982 * @hide 2983 */ 2984 @Deprecated // Obviated by NameValueCache: just fetch the value directly. 2985 public static class QueryMap extends ContentQueryMap { 2986 2987 public QueryMap(ContentResolver contentResolver, Cursor cursor, boolean keepUpdated, 2988 Handler handlerForUpdateNotifications) { 2989 super(cursor, NAME, keepUpdated, handlerForUpdateNotifications); 2990 } 2991 2992 public QueryMap(ContentResolver contentResolver, boolean keepUpdated, 2993 Handler handlerForUpdateNotifications) { 2994 this(contentResolver, 2995 contentResolver.query(CONTENT_URI, null, null, null, null), 2996 keepUpdated, handlerForUpdateNotifications); 2997 } 2998 2999 public String getString(String name) { 3000 ContentValues cv = getValues(name); 3001 if (cv == null) return null; 3002 return cv.getAsString(VALUE); 3003 } 3004 } 3005 3006 } 3007 3008 /** 3009 * User-defined bookmarks and shortcuts. The target of each bookmark is an 3010 * Intent URL, allowing it to be either a web page or a particular 3011 * application activity. 3012 * 3013 * @hide 3014 */ 3015 public static final class Bookmarks implements BaseColumns 3016 { 3017 private static final String TAG = "Bookmarks"; 3018 3019 /** 3020 * The content:// style URL for this table 3021 */ 3022 public static final Uri CONTENT_URI = 3023 Uri.parse("content://" + AUTHORITY + "/bookmarks"); 3024 3025 /** 3026 * The row ID. 3027 * <p>Type: INTEGER</p> 3028 */ 3029 public static final String ID = "_id"; 3030 3031 /** 3032 * Descriptive name of the bookmark that can be displayed to the user. 3033 * If this is empty, the title should be resolved at display time (use 3034 * {@link #getTitle(Context, Cursor)} any time you want to display the 3035 * title of a bookmark.) 3036 * <P> 3037 * Type: TEXT 3038 * </P> 3039 */ 3040 public static final String TITLE = "title"; 3041 3042 /** 3043 * Arbitrary string (displayed to the user) that allows bookmarks to be 3044 * organized into categories. There are some special names for 3045 * standard folders, which all start with '@'. The label displayed for 3046 * the folder changes with the locale (via {@link #getLabelForFolder}) but 3047 * the folder name does not change so you can consistently query for 3048 * the folder regardless of the current locale. 3049 * 3050 * <P>Type: TEXT</P> 3051 * 3052 */ 3053 public static final String FOLDER = "folder"; 3054 3055 /** 3056 * The Intent URL of the bookmark, describing what it points to. This 3057 * value is given to {@link android.content.Intent#getIntent} to create 3058 * an Intent that can be launched. 3059 * <P>Type: TEXT</P> 3060 */ 3061 public static final String INTENT = "intent"; 3062 3063 /** 3064 * Optional shortcut character associated with this bookmark. 3065 * <P>Type: INTEGER</P> 3066 */ 3067 public static final String SHORTCUT = "shortcut"; 3068 3069 /** 3070 * The order in which the bookmark should be displayed 3071 * <P>Type: INTEGER</P> 3072 */ 3073 public static final String ORDERING = "ordering"; 3074 3075 private static final String[] sIntentProjection = { INTENT }; 3076 private static final String[] sShortcutProjection = { ID, SHORTCUT }; 3077 private static final String sShortcutSelection = SHORTCUT + "=?"; 3078 3079 /** 3080 * Convenience function to retrieve the bookmarked Intent for a 3081 * particular shortcut key. 3082 * 3083 * @param cr The ContentResolver to query. 3084 * @param shortcut The shortcut key. 3085 * 3086 * @return Intent The bookmarked URL, or null if there is no bookmark 3087 * matching the given shortcut. 3088 */ 3089 public static Intent getIntentForShortcut(ContentResolver cr, char shortcut) 3090 { 3091 Intent intent = null; 3092 3093 Cursor c = cr.query(CONTENT_URI, 3094 sIntentProjection, sShortcutSelection, 3095 new String[] { String.valueOf((int) shortcut) }, ORDERING); 3096 // Keep trying until we find a valid shortcut 3097 try { 3098 while (intent == null && c.moveToNext()) { 3099 try { 3100 String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT)); 3101 intent = Intent.getIntent(intentURI); 3102 } catch (java.net.URISyntaxException e) { 3103 // The stored URL is bad... ignore it. 3104 } catch (IllegalArgumentException e) { 3105 // Column not found 3106 Log.e(TAG, "Intent column not found", e); 3107 } 3108 } 3109 } finally { 3110 if (c != null) c.close(); 3111 } 3112 3113 return intent; 3114 } 3115 3116 /** 3117 * Add a new bookmark to the system. 3118 * 3119 * @param cr The ContentResolver to query. 3120 * @param intent The desired target of the bookmark. 3121 * @param title Bookmark title that is shown to the user; null if none 3122 * or it should be resolved to the intent's title. 3123 * @param folder Folder in which to place the bookmark; null if none. 3124 * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If 3125 * this is non-zero and there is an existing bookmark entry 3126 * with this same shortcut, then that existing shortcut is 3127 * cleared (the bookmark is not removed). 3128 * @return The unique content URL for the new bookmark entry. 3129 */ 3130 public static Uri add(ContentResolver cr, 3131 Intent intent, 3132 String title, 3133 String folder, 3134 char shortcut, 3135 int ordering) 3136 { 3137 // If a shortcut is supplied, and it is already defined for 3138 // another bookmark, then remove the old definition. 3139 if (shortcut != 0) { 3140 Cursor c = cr.query(CONTENT_URI, 3141 sShortcutProjection, sShortcutSelection, 3142 new String[] { String.valueOf((int) shortcut) }, null); 3143 try { 3144 if (c.moveToFirst()) { 3145 while (c.getCount() > 0) { 3146 if (!c.deleteRow()) { 3147 Log.w(TAG, "Could not delete existing shortcut row"); 3148 } 3149 } 3150 } 3151 } finally { 3152 if (c != null) c.close(); 3153 } 3154 } 3155 3156 ContentValues values = new ContentValues(); 3157 if (title != null) values.put(TITLE, title); 3158 if (folder != null) values.put(FOLDER, folder); 3159 values.put(INTENT, intent.toURI()); 3160 if (shortcut != 0) values.put(SHORTCUT, (int) shortcut); 3161 values.put(ORDERING, ordering); 3162 return cr.insert(CONTENT_URI, values); 3163 } 3164 3165 /** 3166 * Return the folder name as it should be displayed to the user. This 3167 * takes care of localizing special folders. 3168 * 3169 * @param r Resources object for current locale; only need access to 3170 * system resources. 3171 * @param folder The value found in the {@link #FOLDER} column. 3172 * 3173 * @return CharSequence The label for this folder that should be shown 3174 * to the user. 3175 */ 3176 public static CharSequence getLabelForFolder(Resources r, String folder) { 3177 return folder; 3178 } 3179 3180 /** 3181 * Return the title as it should be displayed to the user. This takes 3182 * care of localizing bookmarks that point to activities. 3183 * 3184 * @param context A context. 3185 * @param cursor A cursor pointing to the row whose title should be 3186 * returned. The cursor must contain at least the {@link #TITLE} 3187 * and {@link #INTENT} columns. 3188 * @return A title that is localized and can be displayed to the user, 3189 * or the empty string if one could not be found. 3190 */ 3191 public static CharSequence getTitle(Context context, Cursor cursor) { 3192 int titleColumn = cursor.getColumnIndex(TITLE); 3193 int intentColumn = cursor.getColumnIndex(INTENT); 3194 if (titleColumn == -1 || intentColumn == -1) { 3195 throw new IllegalArgumentException( 3196 "The cursor must contain the TITLE and INTENT columns."); 3197 } 3198 3199 String title = cursor.getString(titleColumn); 3200 if (!TextUtils.isEmpty(title)) { 3201 return title; 3202 } 3203 3204 String intentUri = cursor.getString(intentColumn); 3205 if (TextUtils.isEmpty(intentUri)) { 3206 return ""; 3207 } 3208 3209 Intent intent; 3210 try { 3211 intent = Intent.getIntent(intentUri); 3212 } catch (URISyntaxException e) { 3213 return ""; 3214 } 3215 3216 PackageManager packageManager = context.getPackageManager(); 3217 ResolveInfo info = packageManager.resolveActivity(intent, 0); 3218 return info != null ? info.loadLabel(packageManager) : ""; 3219 } 3220 } 3221 3222 /** 3223 * Returns the GTalk JID resource associated with this device. 3224 * 3225 * @return String the JID resource of the device. It uses the device IMEI in the computation 3226 * of the JID resource. If IMEI is not ready (i.e. telephony module not ready), we'll return 3227 * an empty string. 3228 * @hide 3229 */ 3230 // TODO: we shouldn't not have a permenant Jid resource, as that's an easy target for 3231 // spams. We should change it once a while, like when we resubscribe to the subscription feeds 3232 // server. 3233 // (also, should this live in GTalkService?) 3234 public static synchronized String getJidResource() { 3235 if (sJidResource != null) { 3236 return sJidResource; 3237 } 3238 3239 MessageDigest digest; 3240 try { 3241 digest = MessageDigest.getInstance("SHA-1"); 3242 } catch (NoSuchAlgorithmException e) { 3243 throw new RuntimeException("this should never happen"); 3244 } 3245 3246 String deviceId = TelephonyManager.getDefault().getDeviceId(); 3247 if (TextUtils.isEmpty(deviceId)) { 3248 return ""; 3249 } 3250 3251 byte[] hashedDeviceId = digest.digest(deviceId.getBytes()); 3252 String id = new String(Base64.encodeBase64(hashedDeviceId), 0, 12); 3253 id = id.replaceAll("/", "_"); 3254 sJidResource = JID_RESOURCE_PREFIX + id; 3255 return sJidResource; 3256 } 3257 3258 /** 3259 * Returns the device ID that we should use when connecting to the mobile gtalk server. 3260 * This is a string like "android-0x1242", where the hex string is the Android ID obtained 3261 * from the GoogleLoginService. 3262 * 3263 * @param androidId The Android ID for this device. 3264 * @return The device ID that should be used when connecting to the mobile gtalk server. 3265 * @hide 3266 */ 3267 public static String getGTalkDeviceId(long androidId) { 3268 return "android-" + Long.toHexString(androidId); 3269 } 3270} 3271 3272