Settings.java revision 44e4aaf13318be21913e9c4b0e70a922415e30e7
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 * @hide pending API council 890 */ 891 public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy"; 892 893 /** 894 * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep 895 * policy, which is to sleep shortly after the turning off 896 * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting. 897 * 898 * @hide pending API council 899 */ 900 public static final int WIFI_SLEEP_POLICY_DEFAULT = 0; 901 902 /** 903 * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when 904 * the device is on battery, and never go to sleep when the device is 905 * plugged in. 906 * 907 * @hide pending API council 908 */ 909 public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1; 910 911 /** 912 * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep. 913 * 914 * @hide pending API council 915 */ 916 public static final int WIFI_SLEEP_POLICY_NEVER = 2; 917 918 /** 919 * Whether to use static IP and other static network attributes. 920 * <p> 921 * Set to 1 for true and 0 for false. 922 */ 923 public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip"; 924 925 /** 926 * The static IP address. 927 * <p> 928 * Example: "192.168.1.51" 929 */ 930 public static final String WIFI_STATIC_IP = "wifi_static_ip"; 931 932 /** 933 * If using static IP, the gateway's IP address. 934 * <p> 935 * Example: "192.168.1.1" 936 */ 937 public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway"; 938 939 /** 940 * If using static IP, the net mask. 941 * <p> 942 * Example: "255.255.255.0" 943 */ 944 public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask"; 945 946 /** 947 * If using static IP, the primary DNS's IP address. 948 * <p> 949 * Example: "192.168.1.1" 950 */ 951 public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1"; 952 953 /** 954 * If using static IP, the secondary DNS's IP address. 955 * <p> 956 * Example: "192.168.1.2" 957 */ 958 public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2"; 959 960 /** 961 * The number of radio channels that are allowed in the local 962 * 802.11 regulatory domain. 963 * @hide 964 */ 965 public static final String WIFI_NUM_ALLOWED_CHANNELS = "wifi_num_allowed_channels"; 966 967 /** 968 * Determines whether remote devices may discover and/or connect to 969 * this device. 970 * <P>Type: INT</P> 971 * 2 -- discoverable and connectable 972 * 1 -- connectable but not discoverable 973 * 0 -- neither connectable nor discoverable 974 */ 975 public static final String BLUETOOTH_DISCOVERABILITY = 976 "bluetooth_discoverability"; 977 978 /** 979 * Bluetooth discoverability timeout. If this value is nonzero, then 980 * Bluetooth becomes discoverable for a certain number of seconds, 981 * after which is becomes simply connectable. The value is in seconds. 982 */ 983 public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT = 984 "bluetooth_discoverability_timeout"; 985 986 /** 987 * Whether autolock is enabled (0 = false, 1 = true) 988 */ 989 public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock"; 990 991 /** 992 * Whether lock pattern is visible as user enters (0 = false, 1 = true) 993 */ 994 public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern"; 995 996 /** 997 * Whether lock pattern will vibrate as user enters (0 = false, 1 = true) 998 */ 999 public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = 1000 "lock_pattern_tactile_feedback_enabled"; 1001 1002 1003 /** 1004 * A formatted string of the next alarm that is set, or the empty string 1005 * if there is no alarm set. 1006 */ 1007 public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted"; 1008 1009 /** 1010 * Scaling factor for fonts, float. 1011 */ 1012 public static final String FONT_SCALE = "font_scale"; 1013 1014 /** 1015 * Name of an application package to be debugged. 1016 */ 1017 public static final String DEBUG_APP = "debug_app"; 1018 1019 /** 1020 * If 1, when launching DEBUG_APP it will wait for the debugger before 1021 * starting user code. If 0, it will run normally. 1022 */ 1023 public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger"; 1024 1025 /** 1026 * Whether or not to dim the screen. 0=no 1=yes 1027 */ 1028 public static final String DIM_SCREEN = "dim_screen"; 1029 1030 /** 1031 * The timeout before the screen turns off. 1032 */ 1033 public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout"; 1034 1035 /** 1036 * The screen backlight brightness between 0 and 255. 1037 */ 1038 public static final String SCREEN_BRIGHTNESS = "screen_brightness"; 1039 1040 /** 1041 * Control whether the process CPU usage meter should be shown. 1042 */ 1043 public static final String SHOW_PROCESSES = "show_processes"; 1044 1045 /** 1046 * If 1, the activity manager will aggressively finish activities and 1047 * processes as soon as they are no longer needed. If 0, the normal 1048 * extended lifetime is used. 1049 */ 1050 public static final String ALWAYS_FINISH_ACTIVITIES = 1051 "always_finish_activities"; 1052 1053 1054 /** 1055 * Ringer mode. This is used internally, changing this value will not 1056 * change the ringer mode. See AudioManager. 1057 */ 1058 public static final String MODE_RINGER = "mode_ringer"; 1059 1060 /** 1061 * Determines which streams are affected by ringer mode changes. The 1062 * stream type's bit should be set to 1 if it should be muted when going 1063 * into an inaudible ringer mode. 1064 */ 1065 public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected"; 1066 1067 /** 1068 * Determines which streams are affected by mute. The 1069 * stream type's bit should be set to 1 if it should be muted when a mute request 1070 * is received. 1071 */ 1072 public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected"; 1073 1074 /** 1075 * Whether vibrate is on for different events. This is used internally, 1076 * changing this value will not change the vibrate. See AudioManager. 1077 */ 1078 public static final String VIBRATE_ON = "vibrate_on"; 1079 1080 /** 1081 * Ringer volume. This is used internally, changing this value will not 1082 * change the volume. See AudioManager. 1083 */ 1084 public static final String VOLUME_RING = "volume_ring"; 1085 1086 /** 1087 * System/notifications volume. This is used internally, changing this 1088 * value will not change the volume. See AudioManager. 1089 */ 1090 public static final String VOLUME_SYSTEM = "volume_system"; 1091 1092 /** 1093 * Voice call volume. This is used internally, changing this value will 1094 * not change the volume. See AudioManager. 1095 */ 1096 public static final String VOLUME_VOICE = "volume_voice"; 1097 1098 /** 1099 * Music/media/gaming volume. This is used internally, changing this 1100 * value will not change the volume. See AudioManager. 1101 */ 1102 public static final String VOLUME_MUSIC = "volume_music"; 1103 1104 /** 1105 * Alarm volume. This is used internally, changing this 1106 * value will not change the volume. See AudioManager. 1107 */ 1108 public static final String VOLUME_ALARM = "volume_alarm"; 1109 1110 /** 1111 * Notification volume. This is used internally, changing this 1112 * value will not change the volume. See AudioManager. 1113 */ 1114 public static final String VOLUME_NOTIFICATION = "volume_notification"; 1115 1116 /** 1117 * Whether the notifications should use the ring volume (value of 1) or 1118 * a separate notification volume (value of 0). In most cases, users 1119 * will have this enabled so the notification and ringer volumes will be 1120 * the same. However, power users can disable this and use the separate 1121 * notification volume control. 1122 * <p> 1123 * Note: This is a one-off setting that will be removed in the future 1124 * when there is profile support. For this reason, it is kept hidden 1125 * from the public APIs. 1126 * 1127 * @hide 1128 */ 1129 public static final String NOTIFICATIONS_USE_RING_VOLUME = 1130 "notifications_use_ring_volume"; 1131 1132 /** 1133 * The mapping of stream type (integer) to its setting. 1134 */ 1135 public static final String[] VOLUME_SETTINGS = { 1136 VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC, 1137 VOLUME_ALARM, VOLUME_NOTIFICATION 1138 }; 1139 1140 /** 1141 * Appended to various volume related settings to record the previous 1142 * values before they the settings were affected by a silent/vibrate 1143 * ringer mode change. 1144 */ 1145 public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible"; 1146 1147 /** 1148 * Persistent store for the system-wide default ringtone URI. 1149 * <p> 1150 * If you need to play the default ringtone at any given time, it is recommended 1151 * you give {@link #DEFAULT_RINGTONE_URI} to the media player. It will resolve 1152 * to the set default ringtone at the time of playing. 1153 * 1154 * @see #DEFAULT_RINGTONE_URI 1155 */ 1156 public static final String RINGTONE = "ringtone"; 1157 1158 /** 1159 * A {@link Uri} that will point to the current default ringtone at any 1160 * given time. 1161 * <p> 1162 * If the current default ringtone is in the DRM provider and the caller 1163 * does not have permission, the exception will be a 1164 * FileNotFoundException. 1165 */ 1166 public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE); 1167 1168 /** 1169 * Persistent store for the system-wide default notification sound. 1170 * 1171 * @see #RINGTONE 1172 * @see #DEFAULT_NOTIFICATION_URI 1173 */ 1174 public static final String NOTIFICATION_SOUND = "notification_sound"; 1175 1176 /** 1177 * A {@link Uri} that will point to the current default notification 1178 * sound at any given time. 1179 * 1180 * @see #DEFAULT_RINGTONE_URI 1181 */ 1182 public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND); 1183 1184 /** 1185 * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off 1186 */ 1187 public static final String TEXT_AUTO_REPLACE = "auto_replace"; 1188 1189 /** 1190 * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off 1191 */ 1192 public static final String TEXT_AUTO_CAPS = "auto_caps"; 1193 1194 /** 1195 * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This 1196 * feature converts two spaces to a "." and space. 1197 */ 1198 public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate"; 1199 1200 /** 1201 * Setting to showing password characters in text editors. 1 = On, 0 = Off 1202 */ 1203 public static final String TEXT_SHOW_PASSWORD = "show_password"; 1204 1205 public static final String SHOW_GTALK_SERVICE_STATUS = 1206 "SHOW_GTALK_SERVICE_STATUS"; 1207 1208 /** 1209 * Name of activity to use for wallpaper on the home screen. 1210 */ 1211 public static final String WALLPAPER_ACTIVITY = "wallpaper_activity"; 1212 1213 /** 1214 * Value to specify if the user prefers the date, time and time zone 1215 * to be automatically fetched from the network (NITZ). 1=yes, 0=no 1216 */ 1217 public static final String AUTO_TIME = "auto_time"; 1218 1219 /** 1220 * Display times as 12 or 24 hours 1221 * 12 1222 * 24 1223 */ 1224 public static final String TIME_12_24 = "time_12_24"; 1225 1226 /** 1227 * Date format string 1228 * mm/dd/yyyy 1229 * dd/mm/yyyy 1230 * yyyy/mm/dd 1231 */ 1232 public static final String DATE_FORMAT = "date_format"; 1233 1234 /** 1235 * Whether the setup wizard has been run before (on first boot), or if 1236 * it still needs to be run. 1237 * 1238 * nonzero = it has been run in the past 1239 * 0 = it has not been run in the past 1240 */ 1241 public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run"; 1242 1243 /** 1244 * Scaling factor for normal window animations. Setting to 0 will disable window 1245 * animations. 1246 */ 1247 public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale"; 1248 1249 /** 1250 * Scaling factor for activity transition animations. Setting to 0 will disable window 1251 * animations. 1252 */ 1253 public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale"; 1254 1255 /** 1256 * Scaling factor for normal window animations. Setting to 0 will disable window 1257 * animations. 1258 * @hide 1259 */ 1260 public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations"; 1261 1262 /** 1263 * Control whether the accelerometer will be used to change screen 1264 * orientation. If 0, it will not be used unless explicitly requested 1265 * by the application; if 1, it will be used by default unless explicitly 1266 * disabled by the application. 1267 */ 1268 public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation"; 1269 1270 /** 1271 * Whether the audible DTMF tones are played by the dialer when dialing. The value is 1272 * boolean (1 or 0). 1273 */ 1274 public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone"; 1275 1276 /** 1277 * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is 1278 * boolean (1 or 0). 1279 */ 1280 public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled"; 1281 1282 /** 1283 * Whether the haptic feedback (long presses, ...) are enabled. The value is 1284 * boolean (1 or 0). 1285 */ 1286 public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled"; 1287 1288 // Settings moved to Settings.Secure 1289 1290 /** 1291 * @deprecated Use {@link android.provider.Settings.Secure#ADB_ENABLED} 1292 * instead 1293 */ 1294 @Deprecated 1295 public static final String ADB_ENABLED = Secure.ADB_ENABLED; 1296 1297 /** 1298 * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead 1299 */ 1300 @Deprecated 1301 public static final String ANDROID_ID = Secure.ANDROID_ID; 1302 1303 /** 1304 * @deprecated Use {@link android.provider.Settings.Secure#BLUETOOTH_ON} instead 1305 */ 1306 @Deprecated 1307 public static final String BLUETOOTH_ON = Secure.BLUETOOTH_ON; 1308 1309 /** 1310 * @deprecated Use {@link android.provider.Settings.Secure#DATA_ROAMING} instead 1311 */ 1312 @Deprecated 1313 public static final String DATA_ROAMING = Secure.DATA_ROAMING; 1314 1315 /** 1316 * @deprecated Use {@link android.provider.Settings.Secure#DEVICE_PROVISIONED} instead 1317 */ 1318 @Deprecated 1319 public static final String DEVICE_PROVISIONED = Secure.DEVICE_PROVISIONED; 1320 1321 /** 1322 * @deprecated Use {@link android.provider.Settings.Secure#HTTP_PROXY} instead 1323 */ 1324 @Deprecated 1325 public static final String HTTP_PROXY = Secure.HTTP_PROXY; 1326 1327 /** 1328 * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead 1329 */ 1330 @Deprecated 1331 public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS; 1332 1333 /** 1334 * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED} 1335 * instead 1336 */ 1337 @Deprecated 1338 public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED; 1339 1340 /** 1341 * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead 1342 */ 1343 @Deprecated 1344 public static final String LOGGING_ID = Secure.LOGGING_ID; 1345 1346 /** 1347 * @deprecated Use {@link android.provider.Settings.Secure#NETWORK_PREFERENCE} instead 1348 */ 1349 @Deprecated 1350 public static final String NETWORK_PREFERENCE = Secure.NETWORK_PREFERENCE; 1351 1352 /** 1353 * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED} 1354 * instead 1355 */ 1356 @Deprecated 1357 public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED; 1358 1359 /** 1360 * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE} 1361 * instead 1362 */ 1363 @Deprecated 1364 public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE; 1365 1366 /** 1367 * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL} 1368 * instead 1369 */ 1370 @Deprecated 1371 public static final String PARENTAL_CONTROL_REDIRECT_URL = 1372 Secure.PARENTAL_CONTROL_REDIRECT_URL; 1373 1374 /** 1375 * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead 1376 */ 1377 @Deprecated 1378 public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME; 1379 1380 /** 1381 * @deprecated Use {@link android.provider.Settings.Secure#USB_MASS_STORAGE_ENABLED} instead 1382 */ 1383 @Deprecated 1384 public static final String USB_MASS_STORAGE_ENABLED = Secure.USB_MASS_STORAGE_ENABLED; 1385 1386 /** 1387 * @deprecated Use {@link android.provider.Settings.Secure#USE_GOOGLE_MAIL} instead 1388 */ 1389 @Deprecated 1390 public static final String USE_GOOGLE_MAIL = Secure.USE_GOOGLE_MAIL; 1391 1392// /** 1393// * @deprecated Use {@link android.provider.Settings.Secure#WIFI_MAX_DHCP_RETRY_COUNT} 1394// * instead 1395// */ 1396 @Deprecated 1397 public static final String WIFI_MAX_DHCP_RETRY_COUNT = Secure.WIFI_MAX_DHCP_RETRY_COUNT; 1398 1399// /** 1400// * @deprecated Use 1401// * {@link android.provider.Settings.Secure#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} 1402// * instead 1403// */ 1404 @Deprecated 1405 public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS = 1406 Secure.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS; 1407 1408 /** 1409 * @deprecated Use 1410 * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead 1411 */ 1412 @Deprecated 1413 public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON = 1414 Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON; 1415 1416 /** 1417 * @deprecated Use 1418 * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead 1419 */ 1420 @Deprecated 1421 public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY = 1422 Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY; 1423 1424 /** 1425 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_NUM_OPEN_NETWORKS_KEPT} 1426 * instead 1427 */ 1428 @Deprecated 1429 public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Secure.WIFI_NUM_OPEN_NETWORKS_KEPT; 1430 1431 /** 1432 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_ON} instead 1433 */ 1434 @Deprecated 1435 public static final String WIFI_ON = Secure.WIFI_ON; 1436 1437 /** 1438 * @deprecated Use 1439 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE} 1440 * instead 1441 */ 1442 @Deprecated 1443 public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE = 1444 Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE; 1445 1446 /** 1447 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead 1448 */ 1449 @Deprecated 1450 public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT; 1451 1452 /** 1453 * @deprecated Use 1454 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead 1455 */ 1456 @Deprecated 1457 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS = 1458 Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS; 1459 1460 /** 1461 * @deprecated Use 1462 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead 1463 */ 1464 @Deprecated 1465 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED = 1466 Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED; 1467 1468 /** 1469 * @deprecated Use 1470 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS} 1471 * instead 1472 */ 1473 @Deprecated 1474 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS = 1475 Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS; 1476 1477 /** 1478 * @deprecated Use 1479 * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead 1480 */ 1481 @Deprecated 1482 public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT = 1483 Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT; 1484 1485 /** 1486 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS} 1487 * instead 1488 */ 1489 @Deprecated 1490 public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS; 1491 1492 /** 1493 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ON} instead 1494 */ 1495 @Deprecated 1496 public static final String WIFI_WATCHDOG_ON = Secure.WIFI_WATCHDOG_ON; 1497 1498 /** 1499 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead 1500 */ 1501 @Deprecated 1502 public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT; 1503 1504 /** 1505 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS} 1506 * instead 1507 */ 1508 @Deprecated 1509 public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS; 1510 1511 /** 1512 * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS} 1513 * instead 1514 */ 1515 @Deprecated 1516 public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = 1517 Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS; 1518 } 1519 1520 /** 1521 * Secure system settings, containing system preferences that applications 1522 * can read but are not allowed to write. These are for preferences that 1523 * the user must explicitly modify through the system UI or specialized 1524 * APIs for those values, not modified directly by applications. 1525 */ 1526 public static final class Secure extends NameValueTable { 1527 public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version"; 1528 1529 private static volatile NameValueCache mNameValueCache = null; 1530 1531 /** 1532 * Look up a name in the database. 1533 * @param resolver to access the database with 1534 * @param name to look up in the table 1535 * @return the corresponding value, or null if not present 1536 */ 1537 public synchronized static String getString(ContentResolver resolver, String name) { 1538 if (mNameValueCache == null) { 1539 mNameValueCache = new NameValueCache(SYS_PROP_SETTING_VERSION, CONTENT_URI); 1540 } 1541 return mNameValueCache.getString(resolver, name); 1542 } 1543 1544 /** 1545 * Store a name/value pair into the database. 1546 * @param resolver to access the database with 1547 * @param name to store 1548 * @param value to associate with the name 1549 * @return true if the value was set, false on database errors 1550 */ 1551 public static boolean putString(ContentResolver resolver, 1552 String name, String value) { 1553 return putString(resolver, CONTENT_URI, name, value); 1554 } 1555 1556 /** 1557 * Construct the content URI for a particular name/value pair, 1558 * useful for monitoring changes with a ContentObserver. 1559 * @param name to look up in the table 1560 * @return the corresponding content URI, or null if not present 1561 */ 1562 public static Uri getUriFor(String name) { 1563 return getUriFor(CONTENT_URI, name); 1564 } 1565 1566 /** 1567 * Convenience function for retrieving a single secure settings value 1568 * as an integer. Note that internally setting values are always 1569 * stored as strings; this function converts the string to an integer 1570 * for you. The default value will be returned if the setting is 1571 * not defined or not an integer. 1572 * 1573 * @param cr The ContentResolver to access. 1574 * @param name The name of the setting to retrieve. 1575 * @param def Value to return if the setting is not defined. 1576 * 1577 * @return The setting's current value, or 'def' if it is not defined 1578 * or not a valid integer. 1579 */ 1580 public static int getInt(ContentResolver cr, String name, int def) { 1581 String v = getString(cr, name); 1582 try { 1583 return v != null ? Integer.parseInt(v) : def; 1584 } catch (NumberFormatException e) { 1585 return def; 1586 } 1587 } 1588 1589 /** 1590 * Convenience function for retrieving a single secure settings value 1591 * as an integer. Note that internally setting values are always 1592 * stored as strings; this function converts the string to an integer 1593 * for you. 1594 * <p> 1595 * This version does not take a default value. If the setting has not 1596 * been set, or the string value is not a number, 1597 * it throws {@link SettingNotFoundException}. 1598 * 1599 * @param cr The ContentResolver to access. 1600 * @param name The name of the setting to retrieve. 1601 * 1602 * @throws SettingNotFoundException Thrown if a setting by the given 1603 * name can't be found or the setting value is not an integer. 1604 * 1605 * @return The setting's current value. 1606 */ 1607 public static int getInt(ContentResolver cr, String name) 1608 throws SettingNotFoundException { 1609 String v = getString(cr, name); 1610 try { 1611 return Integer.parseInt(v); 1612 } catch (NumberFormatException e) { 1613 throw new SettingNotFoundException(name); 1614 } 1615 } 1616 1617 /** 1618 * Convenience function for updating a single settings value as an 1619 * integer. This will either create a new entry in the table if the 1620 * given name does not exist, or modify the value of the existing row 1621 * with that name. Note that internally setting values are always 1622 * stored as strings, so this function converts the given value to a 1623 * string before storing it. 1624 * 1625 * @param cr The ContentResolver to access. 1626 * @param name The name of the setting to modify. 1627 * @param value The new value for the setting. 1628 * @return true if the value was set, false on database errors 1629 */ 1630 public static boolean putInt(ContentResolver cr, String name, int value) { 1631 return putString(cr, name, Integer.toString(value)); 1632 } 1633 1634 /** 1635 * Convenience function for retrieving a single secure settings value 1636 * as a {@code long}. Note that internally setting values are always 1637 * stored as strings; this function converts the string to a {@code long} 1638 * for you. The default value will be returned if the setting is 1639 * not defined or not a {@code long}. 1640 * 1641 * @param cr The ContentResolver to access. 1642 * @param name The name of the setting to retrieve. 1643 * @param def Value to return if the setting is not defined. 1644 * 1645 * @return The setting's current value, or 'def' if it is not defined 1646 * or not a valid {@code long}. 1647 */ 1648 public static long getLong(ContentResolver cr, String name, long def) { 1649 String valString = getString(cr, name); 1650 long value; 1651 try { 1652 value = valString != null ? Long.parseLong(valString) : def; 1653 } catch (NumberFormatException e) { 1654 value = def; 1655 } 1656 return value; 1657 } 1658 1659 /** 1660 * Convenience function for retrieving a single secure settings value 1661 * as a {@code long}. Note that internally setting values are always 1662 * stored as strings; this function converts the string to a {@code long} 1663 * for you. 1664 * <p> 1665 * This version does not take a default value. If the setting has not 1666 * been set, or the string value is not a number, 1667 * it throws {@link SettingNotFoundException}. 1668 * 1669 * @param cr The ContentResolver to access. 1670 * @param name The name of the setting to retrieve. 1671 * 1672 * @return The setting's current value. 1673 * @throws SettingNotFoundException Thrown if a setting by the given 1674 * name can't be found or the setting value is not an integer. 1675 */ 1676 public static long getLong(ContentResolver cr, String name) 1677 throws SettingNotFoundException { 1678 String valString = getString(cr, name); 1679 try { 1680 return Long.parseLong(valString); 1681 } catch (NumberFormatException e) { 1682 throw new SettingNotFoundException(name); 1683 } 1684 } 1685 1686 /** 1687 * Convenience function for updating a secure settings value as a long 1688 * integer. This will either create a new entry in the table if the 1689 * given name does not exist, or modify the value of the existing row 1690 * with that name. Note that internally setting values are always 1691 * stored as strings, so this function converts the given value to a 1692 * string before storing it. 1693 * 1694 * @param cr The ContentResolver to access. 1695 * @param name The name of the setting to modify. 1696 * @param value The new value for the setting. 1697 * @return true if the value was set, false on database errors 1698 */ 1699 public static boolean putLong(ContentResolver cr, String name, long value) { 1700 return putString(cr, name, Long.toString(value)); 1701 } 1702 1703 /** 1704 * Convenience function for retrieving a single secure settings value 1705 * as a floating point number. Note that internally setting values are 1706 * always stored as strings; this function converts the string to an 1707 * float for you. The default value will be returned if the setting 1708 * is not defined or not a valid float. 1709 * 1710 * @param cr The ContentResolver to access. 1711 * @param name The name of the setting to retrieve. 1712 * @param def Value to return if the setting is not defined. 1713 * 1714 * @return The setting's current value, or 'def' if it is not defined 1715 * or not a valid float. 1716 */ 1717 public static float getFloat(ContentResolver cr, String name, float def) { 1718 String v = getString(cr, name); 1719 try { 1720 return v != null ? Float.parseFloat(v) : def; 1721 } catch (NumberFormatException e) { 1722 return def; 1723 } 1724 } 1725 1726 /** 1727 * Convenience function for retrieving a single secure settings value 1728 * as a float. Note that internally setting values are always 1729 * stored as strings; this function converts the string to a float 1730 * for you. 1731 * <p> 1732 * This version does not take a default value. If the setting has not 1733 * been set, or the string value is not a number, 1734 * it throws {@link SettingNotFoundException}. 1735 * 1736 * @param cr The ContentResolver to access. 1737 * @param name The name of the setting to retrieve. 1738 * 1739 * @throws SettingNotFoundException Thrown if a setting by the given 1740 * name can't be found or the setting value is not a float. 1741 * 1742 * @return The setting's current value. 1743 */ 1744 public static float getFloat(ContentResolver cr, String name) 1745 throws SettingNotFoundException { 1746 String v = getString(cr, name); 1747 try { 1748 return Float.parseFloat(v); 1749 } catch (NumberFormatException e) { 1750 throw new SettingNotFoundException(name); 1751 } 1752 } 1753 1754 /** 1755 * Convenience function for updating a single settings value as a 1756 * floating point number. This will either create a new entry in the 1757 * table if the given name does not exist, or modify the value of the 1758 * existing row with that name. Note that internally setting values 1759 * are always stored as strings, so this function converts the given 1760 * value to a string before storing it. 1761 * 1762 * @param cr The ContentResolver to access. 1763 * @param name The name of the setting to modify. 1764 * @param value The new value for the setting. 1765 * @return true if the value was set, false on database errors 1766 */ 1767 public static boolean putFloat(ContentResolver cr, String name, float value) { 1768 return putString(cr, name, Float.toString(value)); 1769 } 1770 1771 /** 1772 * The content:// style URL for this table 1773 */ 1774 public static final Uri CONTENT_URI = 1775 Uri.parse("content://" + AUTHORITY + "/secure"); 1776 1777 /** 1778 * Whether ADB is enabled. 1779 */ 1780 public static final String ADB_ENABLED = "adb_enabled"; 1781 1782 /** 1783 * Setting to allow mock locations and location provider status to be injected into the 1784 * LocationManager service for testing purposes during application development. These 1785 * locations and status values override actual location and status information generated 1786 * by network, gps, or other location providers. 1787 */ 1788 public static final String ALLOW_MOCK_LOCATION = "mock_location"; 1789 1790 /** 1791 * The Android ID (a unique 64-bit value) as a hex string. 1792 * Identical to that obtained by calling 1793 * GoogleLoginService.getAndroidId(); it is also placed here 1794 * so you can get it without binding to a service. 1795 */ 1796 public static final String ANDROID_ID = "android_id"; 1797 1798 /** 1799 * Whether bluetooth is enabled/disabled 1800 * 0=disabled. 1=enabled. 1801 */ 1802 public static final String BLUETOOTH_ON = "bluetooth_on"; 1803 1804 /** 1805 * Get the key that retrieves a bluetooth headset's priority. 1806 * @hide 1807 */ 1808 public static final String getBluetoothHeadsetPriorityKey(String address) { 1809 return ("bluetooth_headset_priority_" + address.toUpperCase()); 1810 } 1811 1812 /** 1813 * Get the key that retrieves a bluetooth a2dp sink's priority. 1814 * @hide 1815 */ 1816 public static final String getBluetoothA2dpSinkPriorityKey(String address) { 1817 return ("bluetooth_a2dp_sink_priority_" + address.toUpperCase()); 1818 } 1819 1820 /** 1821 * Whether or not data roaming is enabled. (0 = false, 1 = true) 1822 */ 1823 public static final String DATA_ROAMING = "data_roaming"; 1824 1825 /** 1826 * Setting to record the input method used by default, holding the ID 1827 * of the desired method. 1828 */ 1829 public static final String DEFAULT_INPUT_METHOD = "default_input_method"; 1830 1831 /** 1832 * Whether the device has been provisioned (0 = false, 1 = true) 1833 */ 1834 public static final String DEVICE_PROVISIONED = "device_provisioned"; 1835 1836 /** 1837 * List of input methods that are currently enabled. This is a string 1838 * containing the IDs of all enabled input methods, each ID separated 1839 * by ':'. 1840 */ 1841 public static final String ENABLED_INPUT_METHODS = "enabled_input_methods"; 1842 1843 /** 1844 * Host name and port for a user-selected proxy. 1845 */ 1846 public static final String HTTP_PROXY = "http_proxy"; 1847 1848 /** 1849 * Whether the package installer should allow installation of apps downloaded from 1850 * sources other than the Android Market (vending machine). 1851 * 1852 * 1 = allow installing from other sources 1853 * 0 = only allow installing from the Android Market 1854 */ 1855 public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps"; 1856 1857 /** 1858 * Comma-separated list of location providers that activities may access. 1859 */ 1860 public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed"; 1861 1862 /** 1863 * The Logging ID (a unique 64-bit value) as a hex string. 1864 * Used as a pseudonymous identifier for logging. 1865 * @deprecated This identifier is poorly initialized and has 1866 * many collisions. It should not be used. 1867 */ 1868 @Deprecated 1869 public static final String LOGGING_ID = "logging_id"; 1870 1871 /** 1872 * The Logging ID (a unique 64-bit value) as a hex string. 1873 * Used as a pseudonymous identifier for logging. 1874 * @hide 1875 */ 1876 public static final String LOGGING_ID2 = "logging_id2"; 1877 1878 /** 1879 * User preference for which network(s) should be used. Only the 1880 * connectivity service should touch this. 1881 */ 1882 public static final String NETWORK_PREFERENCE = "network_preference"; 1883 1884 /** 1885 */ 1886 public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled"; 1887 1888 /** 1889 */ 1890 public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update"; 1891 1892 /** 1893 */ 1894 public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url"; 1895 1896 /** 1897 * Settings classname to launch when Settings is clicked from All 1898 * Applications. Needed because of user testing between the old 1899 * and new Settings apps. 1900 */ 1901 // TODO: 881807 1902 public static final String SETTINGS_CLASSNAME = "settings_classname"; 1903 1904 /** 1905 * USB Mass Storage Enabled 1906 */ 1907 public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled"; 1908 1909 /** 1910 * If this setting is set (to anything), then all references 1911 * to Gmail on the device must change to Google Mail. 1912 */ 1913 public static final String USE_GOOGLE_MAIL = "use_google_mail"; 1914 1915 /** 1916 * Whether to notify the user of open networks. 1917 * <p> 1918 * If not connected and the scan results have an open network, we will 1919 * put this notification up. If we attempt to connect to a network or 1920 * the open network(s) disappear, we remove the notification. When we 1921 * show the notification, we will not show it again for 1922 * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time. 1923 */ 1924 public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON = 1925 "wifi_networks_available_notification_on"; 1926 1927 /** 1928 * Delay (in seconds) before repeating the Wi-Fi networks available notification. 1929 * Connecting to a network will reset the timer. 1930 */ 1931 public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY = 1932 "wifi_networks_available_repeat_delay"; 1933 1934 /** 1935 * The number of radio channels that are allowed in the local 1936 * 802.11 regulatory domain. 1937 * @hide 1938 */ 1939 public static final String WIFI_NUM_ALLOWED_CHANNELS = "wifi_num_allowed_channels"; 1940 1941 /** 1942 * When the number of open networks exceeds this number, the 1943 * least-recently-used excess networks will be removed. 1944 */ 1945 public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept"; 1946 1947 /** 1948 * Whether the Wi-Fi should be on. Only the Wi-Fi service should touch this. 1949 */ 1950 public static final String WIFI_ON = "wifi_on"; 1951 1952 /** 1953 * The acceptable packet loss percentage (range 0 - 100) before trying 1954 * another AP on the same network. 1955 */ 1956 public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE = 1957 "wifi_watchdog_acceptable_packet_loss_percentage"; 1958 1959 /** 1960 * The number of access points required for a network in order for the 1961 * watchdog to monitor it. 1962 */ 1963 public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count"; 1964 1965 /** 1966 * The delay between background checks. 1967 */ 1968 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS = 1969 "wifi_watchdog_background_check_delay_ms"; 1970 1971 /** 1972 * Whether the Wi-Fi watchdog is enabled for background checking even 1973 * after it thinks the user has connected to a good access point. 1974 */ 1975 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED = 1976 "wifi_watchdog_background_check_enabled"; 1977 1978 /** 1979 * The timeout for a background ping 1980 */ 1981 public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS = 1982 "wifi_watchdog_background_check_timeout_ms"; 1983 1984 /** 1985 * The number of initial pings to perform that *may* be ignored if they 1986 * fail. Again, if these fail, they will *not* be used in packet loss 1987 * calculation. For example, one network always seemed to time out for 1988 * the first couple pings, so this is set to 3 by default. 1989 */ 1990 public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT = 1991 "wifi_watchdog_initial_ignored_ping_count"; 1992 1993 /** 1994 * The maximum number of access points (per network) to attempt to test. 1995 * If this number is reached, the watchdog will no longer monitor the 1996 * initial connection state for the network. This is a safeguard for 1997 * networks containing multiple APs whose DNS does not respond to pings. 1998 */ 1999 public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks"; 2000 2001 /** 2002 * Whether the Wi-Fi watchdog is enabled. 2003 */ 2004 public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on"; 2005 2006 /** 2007 * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled. 2008 * @hide pending API council 2009 */ 2010 public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list"; 2011 2012 /** 2013 * The number of pings to test if an access point is a good connection. 2014 */ 2015 public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count"; 2016 2017 /** 2018 * The delay between pings. 2019 */ 2020 public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms"; 2021 2022 /** 2023 * The timeout per ping. 2024 */ 2025 public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms"; 2026 2027 /** 2028 * The maximum number of times we will retry a connection to an access 2029 * point for which we have failed in acquiring an IP address from DHCP. 2030 * A value of N means that we will make N+1 connection attempts in all. 2031 * 2032 * @hide pending API Council approval 2033 */ 2034 public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count"; 2035 2036 /** 2037 * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile 2038 * data connectivity to be established after a disconnect from Wi-Fi. 2039 * 2040 * @hide pending API Council approval 2041 */ 2042 public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS = 2043 "wifi_mobile_data_transition_wakelock_timeout_ms"; 2044 2045 /** 2046 * Whether background data usage is allowed by the user. See 2047 * ConnectivityManager for more info. 2048 * 2049 * @hide pending API council 2050 */ 2051 public static final String BACKGROUND_DATA = "background_data"; 2052 2053 /** 2054 * The CDMA roaming mode 0 = Home Networks, CDMA default 2055 * 1 = Roaming on Affiliated networks 2056 * 2 = Roaming on any networks 2057 * @hide 2058 */ 2059 public static final String CDMA_ROAMING_MODE = "roaming_settings"; 2060 2061 /** 2062 * The CDMA subscription mode 0 = RUIM/SIM (default) 2063 * 1 = NV 2064 * @hide 2065 */ 2066 public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode"; 2067 2068 /** 2069 * represents current active phone class 2070 * 1 = GSM-Phone, 0 = CDMA-Phone 2071 * @hide 2072 */ 2073 public static final String CURRENT_ACTIVE_PHONE = "current_active_phone"; 2074 2075 /** 2076 * The preferred network mode 7 = Global, CDMA default 2077 * 4 = CDMA only 2078 * 3 = GSM/UMTS only 2079 * @hide 2080 */ 2081 public static final String PREFERRED_NETWORK_MODE = 2082 "preferred_network_mode"; 2083 2084 /** 2085 * CDMA Cell Broadcast SMS 2086 * 0 = CDMA Cell Broadcast SMS disabled 2087 * 1 = CDMA Cell Broadcast SMS enabled 2088 * @hide 2089 */ 2090 public static final String CDMA_CELL_BROADCAST_SMS = 2091 "cdma_cell_broadcast_sms"; 2092 2093 /** 2094 * The cdma subscription 0 = Subscription from RUIM, when available 2095 * 1 = Subscription from NV 2096 * @hide 2097 */ 2098 public static final String PREFERRED_CDMA_SUBSCRIPTION = 2099 "preferred_cdma_subscription"; 2100 2101 /** 2102 * Whether the enhanced voice privacy mode is enabled. 2103 * 0 = normal voice privacy 2104 * 1 = enhanced voice privacy 2105 * @hide 2106 */ 2107 public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled"; 2108 2109 /** 2110 * Whether the TTY mode mode is enabled. 2111 * 0 = disabled 2112 * 1 = enabled 2113 * @hide 2114 */ 2115 public static final String TTY_MODE_ENABLED = "tty_mode_enabled"; 2116 2117 /** 2118 * Helper method for determining if a location provider is enabled. 2119 * @param cr the content resolver to use 2120 * @param provider the location provider to query 2121 * @return true if the provider is enabled 2122 * 2123 * @hide 2124 */ 2125 public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) { 2126 String allowedProviders = Settings.Secure.getString(cr, LOCATION_PROVIDERS_ALLOWED); 2127 if (allowedProviders != null) { 2128 return (allowedProviders.equals(provider) || 2129 allowedProviders.contains("," + provider + ",") || 2130 allowedProviders.startsWith(provider + ",") || 2131 allowedProviders.endsWith("," + provider)); 2132 } 2133 return false; 2134 } 2135 2136 /** 2137 * Thread-safe method for enabling or disabling a single location provider. 2138 * @param cr the content resolver to use 2139 * @param provider the location provider to enable or disable 2140 * @param enabled true if the provider should be enabled 2141 * 2142 * @hide 2143 */ 2144 public static final void setLocationProviderEnabled(ContentResolver cr, 2145 String provider, boolean enabled) { 2146 // to ensure thread safety, we write the provider name with a '+' or '-' 2147 // and let the SettingsProvider handle it rather than reading and modifying 2148 // the list of enabled providers. 2149 if (enabled) { 2150 provider = "+" + provider; 2151 } else { 2152 provider = "-" + provider; 2153 } 2154 putString(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider); 2155 } 2156 } 2157 2158 /** 2159 * Gservices settings, containing the network names for Google's 2160 * various services. This table holds simple name/addr pairs. 2161 * Addresses can be accessed through the getString() method. 2162 * 2163 * TODO: This should move to partner/google/... somewhere. 2164 * 2165 * @hide 2166 */ 2167 public static final class Gservices extends NameValueTable { 2168 public static final String SYS_PROP_SETTING_VERSION = "sys.settings_gservices_version"; 2169 2170 /** 2171 * Intent action broadcast when the Gservices table is updated by the server. 2172 * This is broadcast once after settings change (so many values may have been updated). 2173 */ 2174 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2175 public static final String CHANGED_ACTION = 2176 "com.google.gservices.intent.action.GSERVICES_CHANGED"; 2177 2178 private static volatile NameValueCache mNameValueCache = null; 2179 private static final Object mNameValueCacheLock = new Object(); 2180 2181 /** 2182 * Look up a name in the database. 2183 * @param resolver to access the database with 2184 * @param name to look up in the table 2185 * @return the corresponding value, or null if not present 2186 */ 2187 public static String getString(ContentResolver resolver, String name) { 2188 synchronized (mNameValueCacheLock) { 2189 if (mNameValueCache == null) { 2190 mNameValueCache = new NameValueCache(SYS_PROP_SETTING_VERSION, CONTENT_URI); 2191 } 2192 return mNameValueCache.getString(resolver, name); 2193 } 2194 } 2195 2196 /** 2197 * Store a name/value pair into the database. 2198 * @param resolver to access the database with 2199 * @param name to store 2200 * @param value to associate with the name 2201 * @return true if the value was set, false on database errors 2202 */ 2203 public static boolean putString(ContentResolver resolver, 2204 String name, String value) { 2205 return putString(resolver, CONTENT_URI, name, value); 2206 } 2207 2208 /** 2209 * Look up the value for name in the database, convert it to an int using Integer.parseInt 2210 * and return it. If it is null or if a NumberFormatException is caught during the 2211 * conversion then return defValue. 2212 */ 2213 public static int getInt(ContentResolver resolver, String name, int defValue) { 2214 String valString = getString(resolver, name); 2215 int value; 2216 try { 2217 value = valString != null ? Integer.parseInt(valString) : defValue; 2218 } catch (NumberFormatException e) { 2219 value = defValue; 2220 } 2221 return value; 2222 } 2223 2224 /** 2225 * Look up the value for name in the database, convert it to a long using Long.parseLong 2226 * and return it. If it is null or if a NumberFormatException is caught during the 2227 * conversion then return defValue. 2228 */ 2229 public static long getLong(ContentResolver resolver, String name, long defValue) { 2230 String valString = getString(resolver, name); 2231 long value; 2232 try { 2233 value = valString != null ? Long.parseLong(valString) : defValue; 2234 } catch (NumberFormatException e) { 2235 value = defValue; 2236 } 2237 return value; 2238 } 2239 2240 /** 2241 * Construct the content URI for a particular name/value pair, 2242 * useful for monitoring changes with a ContentObserver. 2243 * @param name to look up in the table 2244 * @return the corresponding content URI, or null if not present 2245 */ 2246 public static Uri getUriFor(String name) { 2247 return getUriFor(CONTENT_URI, name); 2248 } 2249 2250 /** 2251 * The content:// style URL for this table 2252 */ 2253 public static final Uri CONTENT_URI = 2254 Uri.parse("content://" + AUTHORITY + "/gservices"); 2255 2256 /** 2257 * MMS - URL to use for HTTP "x-wap-profile" header 2258 */ 2259 public static final String MMS_X_WAP_PROFILE_URL 2260 = "mms_x_wap_profile_url"; 2261 2262 /** 2263 * YouTube - the flag to indicate whether to use proxy 2264 */ 2265 public static final String YOUTUBE_USE_PROXY 2266 = "youtube_use_proxy"; 2267 2268 /** 2269 * MMS - maximum message size in bytes for a MMS message. 2270 */ 2271 public static final String MMS_MAXIMUM_MESSAGE_SIZE 2272 = "mms_maximum_message_size"; 2273 2274 /** 2275 * Event tags from the kernel event log to upload during checkin. 2276 */ 2277 public static final String CHECKIN_EVENTS = "checkin_events"; 2278 2279 /** 2280 * Event tags for list of services to upload during checkin. 2281 */ 2282 public static final String CHECKIN_DUMPSYS_LIST = "checkin_dumpsys_list"; 2283 2284 /** 2285 * The interval (in seconds) between periodic checkin attempts. 2286 */ 2287 public static final String CHECKIN_INTERVAL = "checkin_interval"; 2288 2289 /** 2290 * Boolean indicating if the market app should force market only checkins on 2291 * install/uninstall. Any non-0 value is considered true. 2292 */ 2293 public static final String MARKET_FORCE_CHECKIN = "market_force_checkin"; 2294 2295 /** 2296 * How frequently (in seconds) to check the memory status of the 2297 * device. 2298 */ 2299 public static final String MEMCHECK_INTERVAL = "memcheck_interval"; 2300 2301 /** 2302 * Max frequency (in seconds) to log memory check stats, in realtime 2303 * seconds. This allows for throttling of logs when the device is 2304 * running for large amounts of time. 2305 */ 2306 public static final String MEMCHECK_LOG_REALTIME_INTERVAL = 2307 "memcheck_log_realtime_interval"; 2308 2309 /** 2310 * Boolean indicating whether rebooting due to system memory checks 2311 * is enabled. 2312 */ 2313 public static final String MEMCHECK_SYSTEM_ENABLED = "memcheck_system_enabled"; 2314 2315 /** 2316 * How many bytes the system process must be below to avoid scheduling 2317 * a soft reboot. This reboot will happen when it is next determined 2318 * to be a good time. 2319 */ 2320 public static final String MEMCHECK_SYSTEM_SOFT_THRESHOLD = "memcheck_system_soft"; 2321 2322 /** 2323 * How many bytes the system process must be below to avoid scheduling 2324 * a hard reboot. This reboot will happen immediately. 2325 */ 2326 public static final String MEMCHECK_SYSTEM_HARD_THRESHOLD = "memcheck_system_hard"; 2327 2328 /** 2329 * How many bytes the phone process must be below to avoid scheduling 2330 * a soft restart. This restart will happen when it is next determined 2331 * to be a good time. 2332 */ 2333 public static final String MEMCHECK_PHONE_SOFT_THRESHOLD = "memcheck_phone_soft"; 2334 2335 /** 2336 * How many bytes the phone process must be below to avoid scheduling 2337 * a hard restart. This restart will happen immediately. 2338 */ 2339 public static final String MEMCHECK_PHONE_HARD_THRESHOLD = "memcheck_phone_hard"; 2340 2341 /** 2342 * Boolean indicating whether restarting the phone process due to 2343 * memory checks is enabled. 2344 */ 2345 public static final String MEMCHECK_PHONE_ENABLED = "memcheck_phone_enabled"; 2346 2347 /** 2348 * First time during the day it is okay to kill processes 2349 * or reboot the device due to low memory situations. This number is 2350 * in seconds since midnight. 2351 */ 2352 public static final String MEMCHECK_EXEC_START_TIME = "memcheck_exec_start_time"; 2353 2354 /** 2355 * Last time during the day it is okay to kill processes 2356 * or reboot the device due to low memory situations. This number is 2357 * in seconds since midnight. 2358 */ 2359 public static final String MEMCHECK_EXEC_END_TIME = "memcheck_exec_end_time"; 2360 2361 /** 2362 * How long the screen must have been off in order to kill processes 2363 * or reboot. This number is in seconds. A value of -1 means to 2364 * entirely disregard whether the screen is on. 2365 */ 2366 public static final String MEMCHECK_MIN_SCREEN_OFF = "memcheck_min_screen_off"; 2367 2368 /** 2369 * How much time there must be until the next alarm in order to kill processes 2370 * or reboot. This number is in seconds. Note: this value must be 2371 * smaller than {@link #MEMCHECK_RECHECK_INTERVAL} or else it will 2372 * always see an alarm scheduled within its time. 2373 */ 2374 public static final String MEMCHECK_MIN_ALARM = "memcheck_min_alarm"; 2375 2376 /** 2377 * How frequently to check whether it is a good time to restart things, 2378 * if the device is in a bad state. This number is in seconds. Note: 2379 * this value must be larger than {@link #MEMCHECK_MIN_ALARM} or else 2380 * the alarm to schedule the recheck will always appear within the 2381 * minimum "do not execute now" time. 2382 */ 2383 public static final String MEMCHECK_RECHECK_INTERVAL = "memcheck_recheck_interval"; 2384 2385 /** 2386 * How frequently (in DAYS) to reboot the device. If 0, no reboots 2387 * will occur. 2388 */ 2389 public static final String REBOOT_INTERVAL = "reboot_interval"; 2390 2391 /** 2392 * First time during the day it is okay to force a reboot of the 2393 * device (if REBOOT_INTERVAL is set). This number is 2394 * in seconds since midnight. 2395 */ 2396 public static final String REBOOT_START_TIME = "reboot_start_time"; 2397 2398 /** 2399 * The window of time (in seconds) after each REBOOT_INTERVAL in which 2400 * a reboot can be executed. If 0, a reboot will always be executed at 2401 * exactly the given time. Otherwise, it will only be executed if 2402 * the device is idle within the window. 2403 */ 2404 public static final String REBOOT_WINDOW = "reboot_window"; 2405 2406 /** 2407 * The minimum version of the server that is required in order for the device to accept 2408 * the server's recommendations about the initial sync settings to use. When this is unset, 2409 * blank or can't be interpreted as an integer then we will not ask the server for a 2410 * recommendation. 2411 */ 2412 public static final String GMAIL_CONFIG_INFO_MIN_SERVER_VERSION = 2413 "gmail_config_info_min_server_version"; 2414 2415 /** 2416 * Controls whether Gmail offers a preview button for images. 2417 */ 2418 public static final String GMAIL_DISALLOW_IMAGE_PREVIEWS = "gmail_disallow_image_previews"; 2419 2420 /** 2421 * The maximal size in bytes allowed for attachments when composing messages in Gmail 2422 */ 2423 public static final String GMAIL_MAX_ATTACHMENT_SIZE = "gmail_max_attachment_size_bytes"; 2424 2425 /** 2426 * The timeout in milliseconds that Gmail uses when opening a connection and reading 2427 * from it. A missing value or a value of -1 instructs Gmail to use the defaults provided 2428 * by GoogleHttpClient. 2429 */ 2430 public static final String GMAIL_TIMEOUT_MS = "gmail_timeout_ms"; 2431 2432 /** 2433 * Controls whether Gmail will request an expedited sync when a message is sent. Value must 2434 * be an integer where non-zero means true. Defaults to 1. 2435 */ 2436 public static final String GMAIL_SEND_IMMEDIATELY = "gmail_send_immediately"; 2437 2438 /** 2439 * Controls whether gmail buffers server responses. Possible values are "memory", for a 2440 * memory-based buffer, or "file", for a temp-file-based buffer. All other values 2441 * (including not set) disable buffering. 2442 */ 2443 public static final String GMAIL_BUFFER_SERVER_RESPONSE = "gmail_buffer_server_response"; 2444 2445 /** 2446 * Controls whether Gmail will discard uphill operations that repeatedly fail. Value must be 2447 * an integer where non-zero means true. Defaults to 1. 2448 */ 2449 public static final String GMAIL_DISCARD_ERROR_UPHILL_OP = "gmail_discard_error_uphill_op"; 2450 2451 /** 2452 * Hostname of the GTalk server. 2453 */ 2454 public static final String GTALK_SERVICE_HOSTNAME = "gtalk_hostname"; 2455 2456 /** 2457 * Secure port of the GTalk server. 2458 */ 2459 public static final String GTALK_SERVICE_SECURE_PORT = "gtalk_secure_port"; 2460 2461 /** 2462 * The server configurable RMQ acking interval 2463 */ 2464 public static final String GTALK_SERVICE_RMQ_ACK_INTERVAL = "gtalk_rmq_ack_interval"; 2465 2466 /** 2467 * The minimum reconnect delay for short network outages or when the network is suspended 2468 * due to phone use. 2469 */ 2470 public static final String GTALK_SERVICE_MIN_RECONNECT_DELAY_SHORT = 2471 "gtalk_min_reconnect_delay_short"; 2472 2473 /** 2474 * The reconnect variant range for short network outages or when the network is suspended 2475 * due to phone use. A random number between 0 and this constant is computed and 2476 * added to {@link #GTALK_SERVICE_MIN_RECONNECT_DELAY_SHORT} to form the initial reconnect 2477 * delay. 2478 */ 2479 public static final String GTALK_SERVICE_RECONNECT_VARIANT_SHORT = 2480 "gtalk_reconnect_variant_short"; 2481 2482 /** 2483 * The minimum reconnect delay for long network outages 2484 */ 2485 public static final String GTALK_SERVICE_MIN_RECONNECT_DELAY_LONG = 2486 "gtalk_min_reconnect_delay_long"; 2487 2488 /** 2489 * The reconnect variant range for long network outages. A random number between 0 and this 2490 * constant is computed and added to {@link #GTALK_SERVICE_MIN_RECONNECT_DELAY_LONG} to 2491 * form the initial reconnect delay. 2492 */ 2493 public static final String GTALK_SERVICE_RECONNECT_VARIANT_LONG = 2494 "gtalk_reconnect_variant_long"; 2495 2496 /** 2497 * The maximum reconnect delay time, in milliseconds. 2498 */ 2499 public static final String GTALK_SERVICE_MAX_RECONNECT_DELAY = 2500 "gtalk_max_reconnect_delay"; 2501 2502 /** 2503 * The network downtime that is considered "short" for the above calculations, 2504 * in milliseconds. 2505 */ 2506 public static final String GTALK_SERVICE_SHORT_NETWORK_DOWNTIME = 2507 "gtalk_short_network_downtime"; 2508 2509 /** 2510 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2511 * will reset the heartbeat timer. The away heartbeat should be used when the user is 2512 * logged into the GTalk app, but not actively using it. 2513 */ 2514 public static final String GTALK_SERVICE_AWAY_HEARTBEAT_INTERVAL_MS = 2515 "gtalk_heartbeat_ping_interval_ms"; // keep the string backward compatible 2516 2517 /** 2518 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2519 * will reset the heartbeat timer. The active heartbeat should be used when the user is 2520 * actively using the GTalk app. 2521 */ 2522 public static final String GTALK_SERVICE_ACTIVE_HEARTBEAT_INTERVAL_MS = 2523 "gtalk_active_heartbeat_ping_interval_ms"; 2524 2525 /** 2526 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2527 * will reset the heartbeat timer. The sync heartbeat should be used when the user isn't 2528 * logged into the GTalk app, but auto-sync is enabled. 2529 */ 2530 public static final String GTALK_SERVICE_SYNC_HEARTBEAT_INTERVAL_MS = 2531 "gtalk_sync_heartbeat_ping_interval_ms"; 2532 2533 /** 2534 * How frequently we send heartbeat pings to the GTalk server. Receiving a server packet 2535 * will reset the heartbeat timer. The no sync heartbeat should be used when the user isn't 2536 * logged into the GTalk app, and auto-sync is not enabled. 2537 */ 2538 public static final String GTALK_SERVICE_NOSYNC_HEARTBEAT_INTERVAL_MS = 2539 "gtalk_nosync_heartbeat_ping_interval_ms"; 2540 2541 /** 2542 * How long we wait to receive a heartbeat ping acknowledgement (or another packet) 2543 * from the GTalk server, before deeming the connection dead. 2544 */ 2545 public static final String GTALK_SERVICE_HEARTBEAT_ACK_TIMEOUT_MS = 2546 "gtalk_heartbeat_ack_timeout_ms"; 2547 2548 /** 2549 * How long after screen is turned off before we consider the user to be idle. 2550 */ 2551 public static final String GTALK_SERVICE_IDLE_TIMEOUT_MS = 2552 "gtalk_idle_timeout_ms"; 2553 2554 /** 2555 * By default, GTalkService will always connect to the server regardless of the auto-sync 2556 * setting. However, if this parameter is true, then GTalkService will only connect 2557 * if auto-sync is enabled. Using the GTalk app will trigger the connection too. 2558 */ 2559 public static final String GTALK_SERVICE_CONNECT_ON_AUTO_SYNC = 2560 "gtalk_connect_on_auto_sync"; 2561 2562 /** 2563 * GTalkService holds a wakelock while broadcasting the intent for data message received. 2564 * It then automatically release the wakelock after a timeout. This setting controls what 2565 * the timeout should be. 2566 */ 2567 public static final String GTALK_DATA_MESSAGE_WAKELOCK_MS = 2568 "gtalk_data_message_wakelock_ms"; 2569 2570 /** 2571 * The socket read timeout used to control how long ssl handshake wait for reads before 2572 * timing out. This is needed so the ssl handshake doesn't hang for a long time in some 2573 * circumstances. 2574 */ 2575 public static final String GTALK_SSL_HANDSHAKE_TIMEOUT_MS = 2576 "gtalk_ssl_handshake_timeout_ms"; 2577 2578 /** 2579 * Enable use of ssl session caching. 2580 * 'db' - save each session in a (per process) database 2581 * 'file' - save each session in a (per process) file 2582 * not set or any other value - normal java in-memory caching 2583 */ 2584 public static final String SSL_SESSION_CACHE = "ssl_session_cache"; 2585 2586 /** 2587 * How many bytes long a message has to be, in order to be gzipped. 2588 */ 2589 public static final String SYNC_MIN_GZIP_BYTES = 2590 "sync_min_gzip_bytes"; 2591 2592 /** 2593 * The hash value of the current provisioning settings 2594 */ 2595 public static final String PROVISIONING_DIGEST = "digest"; 2596 2597 /** 2598 * Provisioning keys to block from server update 2599 */ 2600 public static final String PROVISIONING_OVERRIDE = "override"; 2601 2602 /** 2603 * "Generic" service name for authentication requests. 2604 */ 2605 public static final String GOOGLE_LOGIN_GENERIC_AUTH_SERVICE 2606 = "google_login_generic_auth_service"; 2607 2608 /** 2609 * Frequency in milliseconds at which we should sync the locally installed Vending Machine 2610 * content with the server. 2611 */ 2612 public static final String VENDING_SYNC_FREQUENCY_MS = "vending_sync_frequency_ms"; 2613 2614 /** 2615 * Support URL that is opened in a browser when user clicks on 'Help and Info' in Vending 2616 * Machine. 2617 */ 2618 public static final String VENDING_SUPPORT_URL = "vending_support_url"; 2619 2620 /** 2621 * Indicates if Vending Machine requires a SIM to be in the phone to allow a purchase. 2622 * 2623 * true = SIM is required 2624 * false = SIM is not required 2625 */ 2626 public static final String VENDING_REQUIRE_SIM_FOR_PURCHASE = 2627 "vending_require_sim_for_purchase"; 2628 2629 /** 2630 * The current version id of the Vending Machine terms of service. 2631 */ 2632 public static final String VENDING_TOS_VERSION = "vending_tos_version"; 2633 2634 /** 2635 * URL that points to the terms of service for Vending Machine. 2636 */ 2637 public static final String VENDING_TOS_URL = "vending_tos_url"; 2638 2639 /** 2640 * Whether to use sierraqa instead of sierra tokens for the purchase flow in 2641 * Vending Machine. 2642 * 2643 * true = use sierraqa 2644 * false = use sierra (default) 2645 */ 2646 public static final String VENDING_USE_CHECKOUT_QA_SERVICE = 2647 "vending_use_checkout_qa_service"; 2648 2649 /** 2650 * Default value to use for all/free/priced filter in Market. 2651 * Valid values: ALL, FREE, PAID (case insensitive) 2652 */ 2653 public static final String VENDING_DEFAULT_FILTER = "vending_default_filter"; 2654 /** 2655 * Ranking type value to use for the first category tab (currently popular) 2656 */ 2657 public static final String VENDING_TAB_1_RANKING_TYPE = "vending_tab_1_ranking_type"; 2658 2659 /** 2660 * Title string to use for first category tab. 2661 */ 2662 public static final String VENDING_TAB_1_TITLE = "vending_tab_1_title"; 2663 2664 /** 2665 * Ranking type value to use for the second category tab (currently newest) 2666 */ 2667 public static final String VENDING_TAB_2_RANKING_TYPE = "vending_tab_2_ranking_type"; 2668 2669 /** 2670 * Title string to use for second category tab. 2671 */ 2672 public static final String VENDING_TAB_2_TITLE = "vending_tab_2_title"; 2673 2674 /** 2675 * URL that points to the legal terms of service to display in Settings. 2676 * <p> 2677 * This should be a https URL. For a pretty user-friendly URL, use 2678 * {@link #SETTINGS_TOS_PRETTY_URL}. 2679 */ 2680 public static final String SETTINGS_TOS_URL = "settings_tos_url"; 2681 2682 /** 2683 * URL that points to the legal terms of service to display in Settings. 2684 * <p> 2685 * This should be a pretty http URL. For the URL the device will access 2686 * via Settings, use {@link #SETTINGS_TOS_URL}. 2687 */ 2688 public static final String SETTINGS_TOS_PRETTY_URL = "settings_tos_pretty_url"; 2689 2690 /** 2691 * URL that points to the contributors to display in Settings. 2692 * <p> 2693 * This should be a https URL. For a pretty user-friendly URL, use 2694 * {@link #SETTINGS_CONTRIBUTORS_PRETTY_URL}. 2695 */ 2696 public static final String SETTINGS_CONTRIBUTORS_URL = "settings_contributors_url"; 2697 2698 /** 2699 * URL that points to the contributors to display in Settings. 2700 * <p> 2701 * This should be a pretty http URL. For the URL the device will access 2702 * via Settings, use {@link #SETTINGS_CONTRIBUTORS_URL}. 2703 */ 2704 public static final String SETTINGS_CONTRIBUTORS_PRETTY_URL = 2705 "settings_contributors_pretty_url"; 2706 2707 /** 2708 * URL that points to the Terms Of Service for the device. 2709 * <p> 2710 * This should be a pretty http URL. 2711 */ 2712 public static final String SETUP_GOOGLE_TOS_URL = "setup_google_tos_url"; 2713 2714 /** 2715 * URL that points to the Android privacy policy for the device. 2716 * <p> 2717 * This should be a pretty http URL. 2718 */ 2719 public static final String SETUP_ANDROID_PRIVACY_URL = "setup_android_privacy_url"; 2720 2721 /** 2722 * URL that points to the Google privacy policy for the device. 2723 * <p> 2724 * This should be a pretty http URL. 2725 */ 2726 public static final String SETUP_GOOGLE_PRIVACY_URL = "setup_google_privacy_url"; 2727 2728 /** 2729 * Request an MSISDN token for various Google services. 2730 */ 2731 public static final String USE_MSISDN_TOKEN = "use_msisdn_token"; 2732 2733 /** 2734 * RSA public key used to encrypt passwords stored in the database. 2735 */ 2736 public static final String GLS_PUBLIC_KEY = "google_login_public_key"; 2737 2738 /** 2739 * Only check parental control status if this is set to "true". 2740 */ 2741 public static final String PARENTAL_CONTROL_CHECK_ENABLED = 2742 "parental_control_check_enabled"; 2743 2744 /** 2745 * The list of applications we need to block if parental control is 2746 * enabled. 2747 */ 2748 public static final String PARENTAL_CONTROL_APPS_LIST = 2749 "parental_control_apps_list"; 2750 2751 /** 2752 * Duration in which parental control status is valid. 2753 */ 2754 public static final String PARENTAL_CONTROL_TIMEOUT_IN_MS = 2755 "parental_control_timeout_in_ms"; 2756 2757 /** 2758 * When parental control is off, we expect to get this string from the 2759 * litmus url. 2760 */ 2761 public static final String PARENTAL_CONTROL_EXPECTED_RESPONSE = 2762 "parental_control_expected_response"; 2763 2764 /** 2765 * When the litmus url returns a 302, declare parental control to be on 2766 * only if the redirect url matches this regular expression. 2767 */ 2768 public static final String PARENTAL_CONTROL_REDIRECT_REGEX = 2769 "parental_control_redirect_regex"; 2770 2771 /** 2772 * Threshold for the amount of change in disk free space required to report the amount of 2773 * free space. Used to prevent spamming the logs when the disk free space isn't changing 2774 * frequently. 2775 */ 2776 public static final String DISK_FREE_CHANGE_REPORTING_THRESHOLD = 2777 "disk_free_change_reporting_threshold"; 2778 2779 /** 2780 * Prefix for new Google services published by the checkin 2781 * server. 2782 */ 2783 public static final String GOOGLE_SERVICES_PREFIX 2784 = "google_services:"; 2785 2786 /** 2787 * The maximum reconnect delay for short network outages or when the network is suspended 2788 * due to phone use. 2789 */ 2790 public static final String SYNC_MAX_RETRY_DELAY_IN_SECONDS = 2791 "sync_max_retry_delay_in_seconds"; 2792 2793 /** 2794 * Minimum percentage of free storage on the device that is used to determine if 2795 * the device is running low on storage. 2796 * Say this value is set to 10, the device is considered running low on storage 2797 * if 90% or more of the device storage is filled up. 2798 */ 2799 public static final String SYS_STORAGE_THRESHOLD_PERCENTAGE = 2800 "sys_storage_threshold_percentage"; 2801 2802 /** 2803 * The interval in minutes after which the amount of free storage left on the 2804 * device is logged to the event log 2805 */ 2806 public static final String SYS_FREE_STORAGE_LOG_INTERVAL = 2807 "sys_free_storage_log_interval"; 2808 2809 /** 2810 * The interval in milliseconds at which to check the number of SMS sent 2811 * out without asking for use permit, to limit the un-authorized SMS 2812 * usage. 2813 */ 2814 public static final String SMS_OUTGOING_CEHCK_INTERVAL_MS = 2815 "sms_outgoing_check_interval_ms"; 2816 2817 /** 2818 * The number of outgoing SMS sent without asking for user permit 2819 * (of {@link #SMS_OUTGOING_CEHCK_INTERVAL_MS} 2820 */ 2821 public static final String SMS_OUTGOING_CEHCK_MAX_COUNT = 2822 "sms_outgoing_check_max_count"; 2823 2824 /** 2825 * The interval in milliseconds at which to check packet counts on the 2826 * mobile data interface when screen is on, to detect possible data 2827 * connection problems. 2828 */ 2829 public static final String PDP_WATCHDOG_POLL_INTERVAL_MS = 2830 "pdp_watchdog_poll_interval_ms"; 2831 2832 /** 2833 * The interval in milliseconds at which to check packet counts on the 2834 * mobile data interface when screen is off, to detect possible data 2835 * connection problems. 2836 */ 2837 public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS = 2838 "pdp_watchdog_long_poll_interval_ms"; 2839 2840 /** 2841 * The interval in milliseconds at which to check packet counts on the 2842 * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} 2843 * outgoing packets has been reached without incoming packets. 2844 */ 2845 public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS = 2846 "pdp_watchdog_error_poll_interval_ms"; 2847 2848 /** 2849 * The number of outgoing packets sent without seeing an incoming packet 2850 * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT} 2851 * device is logged to the event log 2852 */ 2853 public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT = 2854 "pdp_watchdog_trigger_packet_count"; 2855 2856 /** 2857 * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS}) 2858 * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before 2859 * attempting data connection recovery. 2860 */ 2861 public static final String PDP_WATCHDOG_ERROR_POLL_COUNT = 2862 "pdp_watchdog_error_poll_count"; 2863 2864 /** 2865 * The number of failed PDP reset attempts before moving to something more 2866 * drastic: re-registering to the network. 2867 */ 2868 public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT = 2869 "pdp_watchdog_max_pdp_reset_fail_count"; 2870 2871 /** 2872 * Address to ping as a last sanity check before attempting any recovery. 2873 * Unset or set to "0.0.0.0" to skip this check. 2874 */ 2875 public static final String PDP_WATCHDOG_PING_ADDRESS = "pdp_watchdog_ping_address"; 2876 2877 /** 2878 * The "-w deadline" parameter for the ping, ie, the max time in 2879 * seconds to spend pinging. 2880 */ 2881 public static final String PDP_WATCHDOG_PING_DEADLINE = "pdp_watchdog_ping_deadline"; 2882 2883 /** 2884 * The interval in milliseconds at which to check gprs registration 2885 * after the first registration mismatch of gprs and voice service, 2886 * to detect possible data network registration problems. 2887 * 2888 */ 2889 public static final String GPRS_REGISTER_CHECK_PERIOD_MS = 2890 "gprs_register_check_period_ms"; 2891 2892 /** 2893 * The interval in milliseconds after which Wi-Fi is considered idle. 2894 * When idle, it is possible for the device to be switched from Wi-Fi to 2895 * the mobile data network. 2896 */ 2897 public static final String WIFI_IDLE_MS = "wifi_idle_ms"; 2898 2899 /** 2900 * Screen timeout in milliseconds corresponding to the 2901 * PowerManager's POKE_LOCK_SHORT_TIMEOUT flag (i.e. the fastest 2902 * possible screen timeout behavior.) 2903 */ 2904 public static final String SHORT_KEYLIGHT_DELAY_MS = 2905 "short_keylight_delay_ms"; 2906 2907 /** 2908 * URL that points to the voice search servers. To be factored out of this class. 2909 */ 2910 public static final String VOICE_SEARCH_URL = "voice_search_url"; 2911 2912 /** 2913 * Speech encoding used with voice search on 3G networks. To be factored out of this class. 2914 */ 2915 public static final String VOICE_SEARCH_ENCODING_THREE_G = "voice_search_encoding_three_g"; 2916 2917 /** 2918 * Speech encoding used with voice search on WIFI networks. To be factored out of this class. 2919 */ 2920 public static final String VOICE_SEARCH_ENCODING_WIFI = "voice_search_encoding_wifi"; 2921 2922 /** 2923 * Whether to use automatic gain control in voice search (0 = disable, 1 = enable). 2924 * To be factored out of this class. 2925 */ 2926 public static final String VOICE_SEARCH_ENABLE_AGC = "voice_search_enable_agc"; 2927 2928 /** 2929 * Whether to use noise suppression in voice search (0 = disable, 1 = enable). 2930 * To be factored out of this class. 2931 */ 2932 public static final String VOICE_SEARCH_ENABLE_NS = "voice_search_enable_ns"; 2933 2934 /** 2935 * Whether to use the IIR filter in voice search (0 = disable, 1 = enable). 2936 * To be factored out of this class. 2937 */ 2938 public static final String VOICE_SEARCH_ENABLE_IIR = "voice_search_enable_iir"; 2939 2940 /** 2941 * List of test suites (local disk filename) for the automatic instrumentation test runner. 2942 * The file format is similar to automated_suites.xml, see AutoTesterService. 2943 * If this setting is missing or empty, the automatic test runner will not start. 2944 */ 2945 public static final String AUTOTEST_SUITES_FILE = "autotest_suites_file"; 2946 2947 /** 2948 * Interval between synchronous checkins forced by the automatic test runner. 2949 * If you set this to a value smaller than CHECKIN_INTERVAL, then the test runner's 2950 * frequent checkins will prevent asynchronous background checkins from interfering 2951 * with any performance measurements. 2952 */ 2953 public static final String AUTOTEST_CHECKIN_SECONDS = "autotest_checkin_seconds"; 2954 2955 /** 2956 * Interval between reboots forced by the automatic test runner. 2957 */ 2958 public static final String AUTOTEST_REBOOT_SECONDS = "autotest_reboot_seconds"; 2959 2960 2961 /** 2962 * Threshold values for the duration and level of a discharge cycle, under 2963 * which we log discharge cycle info. 2964 */ 2965 public static final String BATTERY_DISCHARGE_DURATION_THRESHOLD = 2966 "battery_discharge_duration_threshold"; 2967 public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold"; 2968 2969 /** 2970 * An email address that anr bugreports should be sent to. 2971 */ 2972 public static final String ANR_BUGREPORT_RECIPIENT = "anr_bugreport_recipient"; 2973 2974 /** 2975 * @deprecated 2976 * @hide 2977 */ 2978 @Deprecated // Obviated by NameValueCache: just fetch the value directly. 2979 public static class QueryMap extends ContentQueryMap { 2980 2981 public QueryMap(ContentResolver contentResolver, Cursor cursor, boolean keepUpdated, 2982 Handler handlerForUpdateNotifications) { 2983 super(cursor, NAME, keepUpdated, handlerForUpdateNotifications); 2984 } 2985 2986 public QueryMap(ContentResolver contentResolver, boolean keepUpdated, 2987 Handler handlerForUpdateNotifications) { 2988 this(contentResolver, 2989 contentResolver.query(CONTENT_URI, null, null, null, null), 2990 keepUpdated, handlerForUpdateNotifications); 2991 } 2992 2993 public String getString(String name) { 2994 ContentValues cv = getValues(name); 2995 if (cv == null) return null; 2996 return cv.getAsString(VALUE); 2997 } 2998 } 2999 3000 } 3001 3002 /** 3003 * User-defined bookmarks and shortcuts. The target of each bookmark is an 3004 * Intent URL, allowing it to be either a web page or a particular 3005 * application activity. 3006 * 3007 * @hide 3008 */ 3009 public static final class Bookmarks implements BaseColumns 3010 { 3011 private static final String TAG = "Bookmarks"; 3012 3013 /** 3014 * The content:// style URL for this table 3015 */ 3016 public static final Uri CONTENT_URI = 3017 Uri.parse("content://" + AUTHORITY + "/bookmarks"); 3018 3019 /** 3020 * The row ID. 3021 * <p>Type: INTEGER</p> 3022 */ 3023 public static final String ID = "_id"; 3024 3025 /** 3026 * Descriptive name of the bookmark that can be displayed to the user. 3027 * If this is empty, the title should be resolved at display time (use 3028 * {@link #getTitle(Context, Cursor)} any time you want to display the 3029 * title of a bookmark.) 3030 * <P> 3031 * Type: TEXT 3032 * </P> 3033 */ 3034 public static final String TITLE = "title"; 3035 3036 /** 3037 * Arbitrary string (displayed to the user) that allows bookmarks to be 3038 * organized into categories. There are some special names for 3039 * standard folders, which all start with '@'. The label displayed for 3040 * the folder changes with the locale (via {@link #getLabelForFolder}) but 3041 * the folder name does not change so you can consistently query for 3042 * the folder regardless of the current locale. 3043 * 3044 * <P>Type: TEXT</P> 3045 * 3046 */ 3047 public static final String FOLDER = "folder"; 3048 3049 /** 3050 * The Intent URL of the bookmark, describing what it points to. This 3051 * value is given to {@link android.content.Intent#getIntent} to create 3052 * an Intent that can be launched. 3053 * <P>Type: TEXT</P> 3054 */ 3055 public static final String INTENT = "intent"; 3056 3057 /** 3058 * Optional shortcut character associated with this bookmark. 3059 * <P>Type: INTEGER</P> 3060 */ 3061 public static final String SHORTCUT = "shortcut"; 3062 3063 /** 3064 * The order in which the bookmark should be displayed 3065 * <P>Type: INTEGER</P> 3066 */ 3067 public static final String ORDERING = "ordering"; 3068 3069 private static final String[] sIntentProjection = { INTENT }; 3070 private static final String[] sShortcutProjection = { ID, SHORTCUT }; 3071 private static final String sShortcutSelection = SHORTCUT + "=?"; 3072 3073 /** 3074 * Convenience function to retrieve the bookmarked Intent for a 3075 * particular shortcut key. 3076 * 3077 * @param cr The ContentResolver to query. 3078 * @param shortcut The shortcut key. 3079 * 3080 * @return Intent The bookmarked URL, or null if there is no bookmark 3081 * matching the given shortcut. 3082 */ 3083 public static Intent getIntentForShortcut(ContentResolver cr, char shortcut) 3084 { 3085 Intent intent = null; 3086 3087 Cursor c = cr.query(CONTENT_URI, 3088 sIntentProjection, sShortcutSelection, 3089 new String[] { String.valueOf((int) shortcut) }, ORDERING); 3090 // Keep trying until we find a valid shortcut 3091 try { 3092 while (intent == null && c.moveToNext()) { 3093 try { 3094 String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT)); 3095 intent = Intent.getIntent(intentURI); 3096 } catch (java.net.URISyntaxException e) { 3097 // The stored URL is bad... ignore it. 3098 } catch (IllegalArgumentException e) { 3099 // Column not found 3100 Log.e(TAG, "Intent column not found", e); 3101 } 3102 } 3103 } finally { 3104 if (c != null) c.close(); 3105 } 3106 3107 return intent; 3108 } 3109 3110 /** 3111 * Add a new bookmark to the system. 3112 * 3113 * @param cr The ContentResolver to query. 3114 * @param intent The desired target of the bookmark. 3115 * @param title Bookmark title that is shown to the user; null if none 3116 * or it should be resolved to the intent's title. 3117 * @param folder Folder in which to place the bookmark; null if none. 3118 * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If 3119 * this is non-zero and there is an existing bookmark entry 3120 * with this same shortcut, then that existing shortcut is 3121 * cleared (the bookmark is not removed). 3122 * @return The unique content URL for the new bookmark entry. 3123 */ 3124 public static Uri add(ContentResolver cr, 3125 Intent intent, 3126 String title, 3127 String folder, 3128 char shortcut, 3129 int ordering) 3130 { 3131 // If a shortcut is supplied, and it is already defined for 3132 // another bookmark, then remove the old definition. 3133 if (shortcut != 0) { 3134 Cursor c = cr.query(CONTENT_URI, 3135 sShortcutProjection, sShortcutSelection, 3136 new String[] { String.valueOf((int) shortcut) }, null); 3137 try { 3138 if (c.moveToFirst()) { 3139 while (c.getCount() > 0) { 3140 if (!c.deleteRow()) { 3141 Log.w(TAG, "Could not delete existing shortcut row"); 3142 } 3143 } 3144 } 3145 } finally { 3146 if (c != null) c.close(); 3147 } 3148 } 3149 3150 ContentValues values = new ContentValues(); 3151 if (title != null) values.put(TITLE, title); 3152 if (folder != null) values.put(FOLDER, folder); 3153 values.put(INTENT, intent.toURI()); 3154 if (shortcut != 0) values.put(SHORTCUT, (int) shortcut); 3155 values.put(ORDERING, ordering); 3156 return cr.insert(CONTENT_URI, values); 3157 } 3158 3159 /** 3160 * Return the folder name as it should be displayed to the user. This 3161 * takes care of localizing special folders. 3162 * 3163 * @param r Resources object for current locale; only need access to 3164 * system resources. 3165 * @param folder The value found in the {@link #FOLDER} column. 3166 * 3167 * @return CharSequence The label for this folder that should be shown 3168 * to the user. 3169 */ 3170 public static CharSequence getLabelForFolder(Resources r, String folder) { 3171 return folder; 3172 } 3173 3174 /** 3175 * Return the title as it should be displayed to the user. This takes 3176 * care of localizing bookmarks that point to activities. 3177 * 3178 * @param context A context. 3179 * @param cursor A cursor pointing to the row whose title should be 3180 * returned. The cursor must contain at least the {@link #TITLE} 3181 * and {@link #INTENT} columns. 3182 * @return A title that is localized and can be displayed to the user, 3183 * or the empty string if one could not be found. 3184 */ 3185 public static CharSequence getTitle(Context context, Cursor cursor) { 3186 int titleColumn = cursor.getColumnIndex(TITLE); 3187 int intentColumn = cursor.getColumnIndex(INTENT); 3188 if (titleColumn == -1 || intentColumn == -1) { 3189 throw new IllegalArgumentException( 3190 "The cursor must contain the TITLE and INTENT columns."); 3191 } 3192 3193 String title = cursor.getString(titleColumn); 3194 if (!TextUtils.isEmpty(title)) { 3195 return title; 3196 } 3197 3198 String intentUri = cursor.getString(intentColumn); 3199 if (TextUtils.isEmpty(intentUri)) { 3200 return ""; 3201 } 3202 3203 Intent intent; 3204 try { 3205 intent = Intent.getIntent(intentUri); 3206 } catch (URISyntaxException e) { 3207 return ""; 3208 } 3209 3210 PackageManager packageManager = context.getPackageManager(); 3211 ResolveInfo info = packageManager.resolveActivity(intent, 0); 3212 return info != null ? info.loadLabel(packageManager) : ""; 3213 } 3214 } 3215 3216 /** 3217 * Returns the GTalk JID resource associated with this device. 3218 * 3219 * @return String the JID resource of the device. It uses the device IMEI in the computation 3220 * of the JID resource. If IMEI is not ready (i.e. telephony module not ready), we'll return 3221 * an empty string. 3222 * @hide 3223 */ 3224 // TODO: we shouldn't not have a permenant Jid resource, as that's an easy target for 3225 // spams. We should change it once a while, like when we resubscribe to the subscription feeds 3226 // server. 3227 // (also, should this live in GTalkService?) 3228 public static synchronized String getJidResource() { 3229 if (sJidResource != null) { 3230 return sJidResource; 3231 } 3232 3233 MessageDigest digest; 3234 try { 3235 digest = MessageDigest.getInstance("SHA-1"); 3236 } catch (NoSuchAlgorithmException e) { 3237 throw new RuntimeException("this should never happen"); 3238 } 3239 3240 String deviceId = TelephonyManager.getDefault().getDeviceId(); 3241 if (TextUtils.isEmpty(deviceId)) { 3242 return ""; 3243 } 3244 3245 byte[] hashedDeviceId = digest.digest(deviceId.getBytes()); 3246 String id = new String(Base64.encodeBase64(hashedDeviceId), 0, 12); 3247 id = id.replaceAll("/", "_"); 3248 sJidResource = JID_RESOURCE_PREFIX + id; 3249 return sJidResource; 3250 } 3251 3252 /** 3253 * Returns the device ID that we should use when connecting to the mobile gtalk server. 3254 * This is a string like "android-0x1242", where the hex string is the Android ID obtained 3255 * from the GoogleLoginService. 3256 * 3257 * @param androidId The Android ID for this device. 3258 * @return The device ID that should be used when connecting to the mobile gtalk server. 3259 * @hide 3260 */ 3261 public static String getGTalkDeviceId(long androidId) { 3262 return "android-" + Long.toHexString(androidId); 3263 } 3264} 3265 3266