ConnectivityManager.java revision f81daa986e3a2d75c6f2398a59b965790484e0a2
1/* 2 * Copyright (C) 2008 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.net; 18 19import static com.android.internal.util.Preconditions.checkNotNull; 20 21import android.annotation.SdkConstant; 22import android.annotation.SdkConstant.SdkConstantType; 23import android.content.Context; 24import android.os.Binder; 25import android.os.Build.VERSION_CODES; 26import android.os.Messenger; 27import android.os.RemoteException; 28import android.provider.Settings; 29 30import java.net.InetAddress; 31 32/** 33 * Class that answers queries about the state of network connectivity. It also 34 * notifies applications when network connectivity changes. Get an instance 35 * of this class by calling 36 * {@link android.content.Context#getSystemService(String) Context.getSystemService(Context.CONNECTIVITY_SERVICE)}. 37 * <p> 38 * The primary responsibilities of this class are to: 39 * <ol> 40 * <li>Monitor network connections (Wi-Fi, GPRS, UMTS, etc.)</li> 41 * <li>Send broadcast intents when network connectivity changes</li> 42 * <li>Attempt to "fail over" to another network when connectivity to a network 43 * is lost</li> 44 * <li>Provide an API that allows applications to query the coarse-grained or fine-grained 45 * state of the available networks</li> 46 * </ol> 47 */ 48public class ConnectivityManager { 49 private static final String TAG = "ConnectivityManager"; 50 51 /** 52 * A change in network connectivity has occurred. A connection has either 53 * been established or lost. The NetworkInfo for the affected network is 54 * sent as an extra; it should be consulted to see what kind of 55 * connectivity event occurred. 56 * <p/> 57 * If this is a connection that was the result of failing over from a 58 * disconnected network, then the FAILOVER_CONNECTION boolean extra is 59 * set to true. 60 * <p/> 61 * For a loss of connectivity, if the connectivity manager is attempting 62 * to connect (or has already connected) to another network, the 63 * NetworkInfo for the new network is also passed as an extra. This lets 64 * any receivers of the broadcast know that they should not necessarily 65 * tell the user that no data traffic will be possible. Instead, the 66 * receiver should expect another broadcast soon, indicating either that 67 * the failover attempt succeeded (and so there is still overall data 68 * connectivity), or that the failover attempt failed, meaning that all 69 * connectivity has been lost. 70 * <p/> 71 * For a disconnect event, the boolean extra EXTRA_NO_CONNECTIVITY 72 * is set to {@code true} if there are no connected networks at all. 73 */ 74 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 75 public static final String CONNECTIVITY_ACTION = "android.net.conn.CONNECTIVITY_CHANGE"; 76 77 /** 78 * Identical to {@link #CONNECTIVITY_ACTION} broadcast, but sent without any 79 * applicable {@link Settings.Secure#CONNECTIVITY_CHANGE_DELAY}. 80 * 81 * @hide 82 */ 83 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 84 public static final String CONNECTIVITY_ACTION_IMMEDIATE = 85 "android.net.conn.CONNECTIVITY_CHANGE_IMMEDIATE"; 86 87 /** 88 * The lookup key for a {@link NetworkInfo} object. Retrieve with 89 * {@link android.content.Intent#getParcelableExtra(String)}. 90 * 91 * @deprecated Since {@link NetworkInfo} can vary based on UID, applications 92 * should always obtain network information through 93 * {@link #getActiveNetworkInfo()} or 94 * {@link #getAllNetworkInfo()}. 95 * @see #EXTRA_NETWORK_TYPE 96 */ 97 @Deprecated 98 public static final String EXTRA_NETWORK_INFO = "networkInfo"; 99 100 /** 101 * Network type which triggered a {@link #CONNECTIVITY_ACTION} broadcast. 102 * Can be used with {@link #getNetworkInfo(int)} to get {@link NetworkInfo} 103 * state based on the calling application. 104 * 105 * @see android.content.Intent#getIntExtra(String, int) 106 */ 107 public static final String EXTRA_NETWORK_TYPE = "networkType"; 108 109 /** 110 * The lookup key for a boolean that indicates whether a connect event 111 * is for a network to which the connectivity manager was failing over 112 * following a disconnect on another network. 113 * Retrieve it with {@link android.content.Intent#getBooleanExtra(String,boolean)}. 114 */ 115 public static final String EXTRA_IS_FAILOVER = "isFailover"; 116 /** 117 * The lookup key for a {@link NetworkInfo} object. This is supplied when 118 * there is another network that it may be possible to connect to. Retrieve with 119 * {@link android.content.Intent#getParcelableExtra(String)}. 120 */ 121 public static final String EXTRA_OTHER_NETWORK_INFO = "otherNetwork"; 122 /** 123 * The lookup key for a boolean that indicates whether there is a 124 * complete lack of connectivity, i.e., no network is available. 125 * Retrieve it with {@link android.content.Intent#getBooleanExtra(String,boolean)}. 126 */ 127 public static final String EXTRA_NO_CONNECTIVITY = "noConnectivity"; 128 /** 129 * The lookup key for a string that indicates why an attempt to connect 130 * to a network failed. The string has no particular structure. It is 131 * intended to be used in notifications presented to users. Retrieve 132 * it with {@link android.content.Intent#getStringExtra(String)}. 133 */ 134 public static final String EXTRA_REASON = "reason"; 135 /** 136 * The lookup key for a string that provides optionally supplied 137 * extra information about the network state. The information 138 * may be passed up from the lower networking layers, and its 139 * meaning may be specific to a particular network type. Retrieve 140 * it with {@link android.content.Intent#getStringExtra(String)}. 141 */ 142 public static final String EXTRA_EXTRA_INFO = "extraInfo"; 143 /** 144 * The lookup key for an int that provides information about 145 * our connection to the internet at large. 0 indicates no connection, 146 * 100 indicates a great connection. Retrieve it with 147 * {@link android.content.Intent#getIntExtra(String, int)}. 148 * {@hide} 149 */ 150 public static final String EXTRA_INET_CONDITION = "inetCondition"; 151 152 /** 153 * Broadcast action to indicate the change of data activity status 154 * (idle or active) on a network in a recent period. 155 * The network becomes active when data transmission is started, or 156 * idle if there is no data transmission for a period of time. 157 * {@hide} 158 */ 159 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 160 public static final String ACTION_DATA_ACTIVITY_CHANGE = "android.net.conn.DATA_ACTIVITY_CHANGE"; 161 /** 162 * The lookup key for an enum that indicates the network device type on which this data activity 163 * change happens. 164 * {@hide} 165 */ 166 public static final String EXTRA_DEVICE_TYPE = "deviceType"; 167 /** 168 * The lookup key for a boolean that indicates the device is active or not. {@code true} means 169 * it is actively sending or receiving data and {@code false} means it is idle. 170 * {@hide} 171 */ 172 public static final String EXTRA_IS_ACTIVE = "isActive"; 173 174 /** 175 * Broadcast Action: The setting for background data usage has changed 176 * values. Use {@link #getBackgroundDataSetting()} to get the current value. 177 * <p> 178 * If an application uses the network in the background, it should listen 179 * for this broadcast and stop using the background data if the value is 180 * {@code false}. 181 * <p> 182 * 183 * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH}, availability 184 * of background data depends on several combined factors, and 185 * this broadcast is no longer sent. Instead, when background 186 * data is unavailable, {@link #getActiveNetworkInfo()} will now 187 * appear disconnected. During first boot after a platform 188 * upgrade, this broadcast will be sent once if 189 * {@link #getBackgroundDataSetting()} was {@code false} before 190 * the upgrade. 191 */ 192 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 193 @Deprecated 194 public static final String ACTION_BACKGROUND_DATA_SETTING_CHANGED = 195 "android.net.conn.BACKGROUND_DATA_SETTING_CHANGED"; 196 197 /** 198 * Broadcast Action: The network connection may not be good 199 * uses {@code ConnectivityManager.EXTRA_INET_CONDITION} and 200 * {@code ConnectivityManager.EXTRA_NETWORK_INFO} to specify 201 * the network and it's condition. 202 * @hide 203 */ 204 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 205 public static final String INET_CONDITION_ACTION = 206 "android.net.conn.INET_CONDITION_ACTION"; 207 208 /** 209 * Broadcast Action: A tetherable connection has come or gone. 210 * Uses {@code ConnectivityManager.EXTRA_AVAILABLE_TETHER}, 211 * {@code ConnectivityManager.EXTRA_ACTIVE_TETHER} and 212 * {@code ConnectivityManager.EXTRA_ERRORED_TETHER} to indicate 213 * the current state of tethering. Each include a list of 214 * interface names in that state (may be empty). 215 * @hide 216 */ 217 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 218 public static final String ACTION_TETHER_STATE_CHANGED = 219 "android.net.conn.TETHER_STATE_CHANGED"; 220 221 /** 222 * @hide 223 * gives a String[] listing all the interfaces configured for 224 * tethering and currently available for tethering. 225 */ 226 public static final String EXTRA_AVAILABLE_TETHER = "availableArray"; 227 228 /** 229 * @hide 230 * gives a String[] listing all the interfaces currently tethered 231 * (ie, has dhcp support and packets potentially forwarded/NATed) 232 */ 233 public static final String EXTRA_ACTIVE_TETHER = "activeArray"; 234 235 /** 236 * @hide 237 * gives a String[] listing all the interfaces we tried to tether and 238 * failed. Use {@link #getLastTetherError} to find the error code 239 * for any interfaces listed here. 240 */ 241 public static final String EXTRA_ERRORED_TETHER = "erroredArray"; 242 243 /** 244 * Broadcast Action: The captive portal tracker has finished its test. 245 * Sent only while running Setup Wizard, in lieu of showing a user 246 * notification. 247 * @hide 248 */ 249 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 250 public static final String ACTION_CAPTIVE_PORTAL_TEST_COMPLETED = 251 "android.net.conn.CAPTIVE_PORTAL_TEST_COMPLETED"; 252 /** 253 * The lookup key for a boolean that indicates whether a captive portal was detected. 254 * Retrieve it with {@link android.content.Intent#getBooleanExtra(String,boolean)}. 255 * @hide 256 */ 257 public static final String EXTRA_IS_CAPTIVE_PORTAL = "captivePortal"; 258 259 /** 260 * The absence of a connection type. 261 * @hide 262 */ 263 public static final int TYPE_NONE = -1; 264 265 /** 266 * The Mobile data connection. When active, all data traffic 267 * will use this network type's interface by default 268 * (it has a default route) 269 */ 270 public static final int TYPE_MOBILE = 0; 271 /** 272 * The WIFI data connection. When active, all data traffic 273 * will use this network type's interface by default 274 * (it has a default route). 275 */ 276 public static final int TYPE_WIFI = 1; 277 /** 278 * An MMS-specific Mobile data connection. This network type may use the 279 * same network interface as {@link #TYPE_MOBILE} or it may use a different 280 * one. This is used by applications needing to talk to the carrier's 281 * Multimedia Messaging Service servers. 282 */ 283 public static final int TYPE_MOBILE_MMS = 2; 284 /** 285 * A SUPL-specific Mobile data connection. This network type may use the 286 * same network interface as {@link #TYPE_MOBILE} or it may use a different 287 * one. This is used by applications needing to talk to the carrier's 288 * Secure User Plane Location servers for help locating the device. 289 */ 290 public static final int TYPE_MOBILE_SUPL = 3; 291 /** 292 * A DUN-specific Mobile data connection. This network type may use the 293 * same network interface as {@link #TYPE_MOBILE} or it may use a different 294 * one. This is sometimes by the system when setting up an upstream connection 295 * for tethering so that the carrier is aware of DUN traffic. 296 */ 297 public static final int TYPE_MOBILE_DUN = 4; 298 /** 299 * A High Priority Mobile data connection. This network type uses the 300 * same network interface as {@link #TYPE_MOBILE} but the routing setup 301 * is different. Only requesting processes will have access to the 302 * Mobile DNS servers and only IP's explicitly requested via {@link #requestRouteToHost} 303 * will route over this interface if no default route exists. 304 */ 305 public static final int TYPE_MOBILE_HIPRI = 5; 306 /** 307 * The WiMAX data connection. When active, all data traffic 308 * will use this network type's interface by default 309 * (it has a default route). 310 */ 311 public static final int TYPE_WIMAX = 6; 312 313 /** 314 * The Bluetooth data connection. When active, all data traffic 315 * will use this network type's interface by default 316 * (it has a default route). 317 */ 318 public static final int TYPE_BLUETOOTH = 7; 319 320 /** 321 * Dummy data connection. This should not be used on shipping devices. 322 */ 323 public static final int TYPE_DUMMY = 8; 324 325 /** 326 * The Ethernet data connection. When active, all data traffic 327 * will use this network type's interface by default 328 * (it has a default route). 329 */ 330 public static final int TYPE_ETHERNET = 9; 331 332 /** 333 * Over the air Administration. 334 * {@hide} 335 */ 336 public static final int TYPE_MOBILE_FOTA = 10; 337 338 /** 339 * IP Multimedia Subsystem. 340 * {@hide} 341 */ 342 public static final int TYPE_MOBILE_IMS = 11; 343 344 /** 345 * Carrier Branded Services. 346 * {@hide} 347 */ 348 public static final int TYPE_MOBILE_CBS = 12; 349 350 /** 351 * A Wi-Fi p2p connection. Only requesting processes will have access to 352 * the peers connected. 353 * {@hide} 354 */ 355 public static final int TYPE_WIFI_P2P = 13; 356 357 /** 358 * The network to use for initially attaching to the network 359 * {@hide} 360 */ 361 public static final int TYPE_MOBILE_IA = 14; 362 363 /** 364 * The network that uses proxy to achieve connectivity. 365 * {@hide} 366 */ 367 public static final int TYPE_PROXY = 16; 368 369 /** {@hide} */ 370 public static final int MAX_RADIO_TYPE = TYPE_PROXY; 371 372 /** {@hide} */ 373 public static final int MAX_NETWORK_TYPE = TYPE_PROXY; 374 375 /** 376 * If you want to set the default network preference,you can directly 377 * change the networkAttributes array in framework's config.xml. 378 * 379 * @deprecated Since we support so many more networks now, the single 380 * network default network preference can't really express 381 * the hierarchy. Instead, the default is defined by the 382 * networkAttributes in config.xml. You can determine 383 * the current value by calling {@link #getNetworkPreference()} 384 * from an App. 385 */ 386 @Deprecated 387 public static final int DEFAULT_NETWORK_PREFERENCE = TYPE_WIFI; 388 389 /** 390 * Default value for {@link Settings.Global#CONNECTIVITY_CHANGE_DELAY} in 391 * milliseconds. This was introduced because IPv6 routes seem to take a 392 * moment to settle - trying network activity before the routes are adjusted 393 * can lead to packets using the wrong interface or having the wrong IP address. 394 * This delay is a bit crude, but in the future hopefully we will have kernel 395 * notifications letting us know when it's safe to use the new network. 396 * 397 * @hide 398 */ 399 public static final int CONNECTIVITY_CHANGE_DELAY_DEFAULT = 3000; 400 401 private final IConnectivityManager mService; 402 403 private final String mPackageName; 404 405 /** 406 * Tests if a given integer represents a valid network type. 407 * @param networkType the type to be tested 408 * @return a boolean. {@code true} if the type is valid, else {@code false} 409 */ 410 public static boolean isNetworkTypeValid(int networkType) { 411 return networkType >= 0 && networkType <= MAX_NETWORK_TYPE; 412 } 413 414 /** 415 * Returns a non-localized string representing a given network type. 416 * ONLY used for debugging output. 417 * @param type the type needing naming 418 * @return a String for the given type, or a string version of the type ("87") 419 * if no name is known. 420 * {@hide} 421 */ 422 public static String getNetworkTypeName(int type) { 423 switch (type) { 424 case TYPE_MOBILE: 425 return "MOBILE"; 426 case TYPE_WIFI: 427 return "WIFI"; 428 case TYPE_MOBILE_MMS: 429 return "MOBILE_MMS"; 430 case TYPE_MOBILE_SUPL: 431 return "MOBILE_SUPL"; 432 case TYPE_MOBILE_DUN: 433 return "MOBILE_DUN"; 434 case TYPE_MOBILE_HIPRI: 435 return "MOBILE_HIPRI"; 436 case TYPE_WIMAX: 437 return "WIMAX"; 438 case TYPE_BLUETOOTH: 439 return "BLUETOOTH"; 440 case TYPE_DUMMY: 441 return "DUMMY"; 442 case TYPE_ETHERNET: 443 return "ETHERNET"; 444 case TYPE_MOBILE_FOTA: 445 return "MOBILE_FOTA"; 446 case TYPE_MOBILE_IMS: 447 return "MOBILE_IMS"; 448 case TYPE_MOBILE_CBS: 449 return "MOBILE_CBS"; 450 case TYPE_WIFI_P2P: 451 return "WIFI_P2P"; 452 case TYPE_MOBILE_IA: 453 return "MOBILE_IA"; 454 case TYPE_PROXY: 455 return "PROXY"; 456 default: 457 return Integer.toString(type); 458 } 459 } 460 461 /** 462 * Checks if a given type uses the cellular data connection. 463 * This should be replaced in the future by a network property. 464 * @param networkType the type to check 465 * @return a boolean - {@code true} if uses cellular network, else {@code false} 466 * {@hide} 467 */ 468 public static boolean isNetworkTypeMobile(int networkType) { 469 switch (networkType) { 470 case TYPE_MOBILE: 471 case TYPE_MOBILE_MMS: 472 case TYPE_MOBILE_SUPL: 473 case TYPE_MOBILE_DUN: 474 case TYPE_MOBILE_HIPRI: 475 case TYPE_MOBILE_FOTA: 476 case TYPE_MOBILE_IMS: 477 case TYPE_MOBILE_CBS: 478 case TYPE_MOBILE_IA: 479 return true; 480 default: 481 return false; 482 } 483 } 484 485 /** 486 * Checks if the given network type is backed by a Wi-Fi radio. 487 * 488 * @hide 489 */ 490 public static boolean isNetworkTypeWifi(int networkType) { 491 switch (networkType) { 492 case TYPE_WIFI: 493 case TYPE_WIFI_P2P: 494 return true; 495 default: 496 return false; 497 } 498 } 499 500 /** 501 * Checks if the given network type should be exempt from VPN routing rules 502 * 503 * @hide 504 */ 505 public static boolean isNetworkTypeExempt(int networkType) { 506 switch (networkType) { 507 case TYPE_MOBILE_MMS: 508 case TYPE_MOBILE_SUPL: 509 case TYPE_MOBILE_HIPRI: 510 case TYPE_MOBILE_IA: 511 return true; 512 default: 513 return false; 514 } 515 } 516 517 /** 518 * Specifies the preferred network type. When the device has more 519 * than one type available the preferred network type will be used. 520 * Note that this made sense when we only had 2 network types, 521 * but with more and more default networks we need an array to list 522 * their ordering. This will be deprecated soon. 523 * 524 * @param preference the network type to prefer over all others. It is 525 * unspecified what happens to the old preferred network in the 526 * overall ordering. 527 */ 528 public void setNetworkPreference(int preference) { 529 try { 530 mService.setNetworkPreference(preference); 531 } catch (RemoteException e) { 532 } 533 } 534 535 /** 536 * Retrieves the current preferred network type. 537 * Note that this made sense when we only had 2 network types, 538 * but with more and more default networks we need an array to list 539 * their ordering. This will be deprecated soon. 540 * 541 * @return an integer representing the preferred network type 542 * 543 * <p>This method requires the caller to hold the permission 544 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 545 */ 546 public int getNetworkPreference() { 547 try { 548 return mService.getNetworkPreference(); 549 } catch (RemoteException e) { 550 return -1; 551 } 552 } 553 554 /** 555 * Returns details about the currently active default data network. When 556 * connected, this network is the default route for outgoing connections. 557 * You should always check {@link NetworkInfo#isConnected()} before initiating 558 * network traffic. This may return {@code null} when there is no default 559 * network. 560 * 561 * @return a {@link NetworkInfo} object for the current default network 562 * or {@code null} if no network default network is currently active 563 * 564 * <p>This method requires the call to hold the permission 565 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 566 */ 567 public NetworkInfo getActiveNetworkInfo() { 568 try { 569 return mService.getActiveNetworkInfo(); 570 } catch (RemoteException e) { 571 return null; 572 } 573 } 574 575 /** 576 * Returns details about the currently active default data network 577 * for a given uid. This is for internal use only to avoid spying 578 * other apps. 579 * 580 * @return a {@link NetworkInfo} object for the current default network 581 * for the given uid or {@code null} if no default network is 582 * available for the specified uid. 583 * 584 * <p>This method requires the caller to hold the permission 585 * {@link android.Manifest.permission#CONNECTIVITY_INTERNAL} 586 * {@hide} 587 */ 588 public NetworkInfo getActiveNetworkInfoForUid(int uid) { 589 try { 590 return mService.getActiveNetworkInfoForUid(uid); 591 } catch (RemoteException e) { 592 return null; 593 } 594 } 595 596 /** 597 * Returns connection status information about a particular 598 * network type. 599 * 600 * @param networkType integer specifying which networkType in 601 * which you're interested. 602 * @return a {@link NetworkInfo} object for the requested 603 * network type or {@code null} if the type is not 604 * supported by the device. 605 * 606 * <p>This method requires the call to hold the permission 607 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 608 */ 609 public NetworkInfo getNetworkInfo(int networkType) { 610 try { 611 return mService.getNetworkInfo(networkType); 612 } catch (RemoteException e) { 613 return null; 614 } 615 } 616 617 /** 618 * Returns connection status information about all network 619 * types supported by the device. 620 * 621 * @return an array of {@link NetworkInfo} objects. Check each 622 * {@link NetworkInfo#getType} for which type each applies. 623 * 624 * <p>This method requires the call to hold the permission 625 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 626 */ 627 public NetworkInfo[] getAllNetworkInfo() { 628 try { 629 return mService.getAllNetworkInfo(); 630 } catch (RemoteException e) { 631 return null; 632 } 633 } 634 635 /** 636 * Returns details about the Provisioning or currently active default data network. When 637 * connected, this network is the default route for outgoing connections. 638 * You should always check {@link NetworkInfo#isConnected()} before initiating 639 * network traffic. This may return {@code null} when there is no default 640 * network. 641 * 642 * @return a {@link NetworkInfo} object for the current default network 643 * or {@code null} if no network default network is currently active 644 * 645 * <p>This method requires the call to hold the permission 646 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 647 * 648 * {@hide} 649 */ 650 public NetworkInfo getProvisioningOrActiveNetworkInfo() { 651 try { 652 return mService.getProvisioningOrActiveNetworkInfo(); 653 } catch (RemoteException e) { 654 return null; 655 } 656 } 657 658 /** 659 * Returns the IP information for the current default network. 660 * 661 * @return a {@link LinkProperties} object describing the IP info 662 * for the current default network, or {@code null} if there 663 * is no current default network. 664 * 665 * <p>This method requires the call to hold the permission 666 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 667 * {@hide} 668 */ 669 public LinkProperties getActiveLinkProperties() { 670 try { 671 return mService.getActiveLinkProperties(); 672 } catch (RemoteException e) { 673 return null; 674 } 675 } 676 677 /** 678 * Returns the IP information for a given network type. 679 * 680 * @param networkType the network type of interest. 681 * @return a {@link LinkProperties} object describing the IP info 682 * for the given networkType, or {@code null} if there is 683 * no current default network. 684 * 685 * <p>This method requires the call to hold the permission 686 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 687 * {@hide} 688 */ 689 public LinkProperties getLinkProperties(int networkType) { 690 try { 691 return mService.getLinkProperties(networkType); 692 } catch (RemoteException e) { 693 return null; 694 } 695 } 696 697 /** 698 * Tells each network type to set its radio power state as directed. 699 * 700 * @param turnOn a boolean, {@code true} to turn the radios on, 701 * {@code false} to turn them off. 702 * @return a boolean, {@code true} indicating success. All network types 703 * will be tried, even if some fail. 704 * 705 * <p>This method requires the call to hold the permission 706 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 707 * {@hide} 708 */ 709 public boolean setRadios(boolean turnOn) { 710 try { 711 return mService.setRadios(turnOn); 712 } catch (RemoteException e) { 713 return false; 714 } 715 } 716 717 /** 718 * Tells a given networkType to set its radio power state as directed. 719 * 720 * @param networkType the int networkType of interest. 721 * @param turnOn a boolean, {@code true} to turn the radio on, 722 * {@code} false to turn it off. 723 * @return a boolean, {@code true} indicating success. 724 * 725 * <p>This method requires the call to hold the permission 726 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 727 * {@hide} 728 */ 729 public boolean setRadio(int networkType, boolean turnOn) { 730 try { 731 return mService.setRadio(networkType, turnOn); 732 } catch (RemoteException e) { 733 return false; 734 } 735 } 736 737 /** 738 * Tells the underlying networking system that the caller wants to 739 * begin using the named feature. The interpretation of {@code feature} 740 * is completely up to each networking implementation. 741 * <p>This method requires the caller to hold the permission 742 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 743 * @param networkType specifies which network the request pertains to 744 * @param feature the name of the feature to be used 745 * @return an integer value representing the outcome of the request. 746 * The interpretation of this value is specific to each networking 747 * implementation+feature combination, except that the value {@code -1} 748 * always indicates failure. 749 */ 750 public int startUsingNetworkFeature(int networkType, String feature) { 751 try { 752 return mService.startUsingNetworkFeature(networkType, feature, 753 new Binder()); 754 } catch (RemoteException e) { 755 return -1; 756 } 757 } 758 759 /** 760 * Tells the underlying networking system that the caller is finished 761 * using the named feature. The interpretation of {@code feature} 762 * is completely up to each networking implementation. 763 * <p>This method requires the caller to hold the permission 764 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 765 * @param networkType specifies which network the request pertains to 766 * @param feature the name of the feature that is no longer needed 767 * @return an integer value representing the outcome of the request. 768 * The interpretation of this value is specific to each networking 769 * implementation+feature combination, except that the value {@code -1} 770 * always indicates failure. 771 */ 772 public int stopUsingNetworkFeature(int networkType, String feature) { 773 try { 774 return mService.stopUsingNetworkFeature(networkType, feature); 775 } catch (RemoteException e) { 776 return -1; 777 } 778 } 779 780 /** 781 * Ensure that a network route exists to deliver traffic to the specified 782 * host via the specified network interface. An attempt to add a route that 783 * already exists is ignored, but treated as successful. 784 * <p>This method requires the caller to hold the permission 785 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 786 * @param networkType the type of the network over which traffic to the specified 787 * host is to be routed 788 * @param hostAddress the IP address of the host to which the route is desired 789 * @return {@code true} on success, {@code false} on failure 790 */ 791 public boolean requestRouteToHost(int networkType, int hostAddress) { 792 InetAddress inetAddress = NetworkUtils.intToInetAddress(hostAddress); 793 794 if (inetAddress == null) { 795 return false; 796 } 797 798 return requestRouteToHostAddress(networkType, inetAddress); 799 } 800 801 /** 802 * Ensure that a network route exists to deliver traffic to the specified 803 * host via the specified network interface. An attempt to add a route that 804 * already exists is ignored, but treated as successful. 805 * <p>This method requires the caller to hold the permission 806 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 807 * @param networkType the type of the network over which traffic to the specified 808 * host is to be routed 809 * @param hostAddress the IP address of the host to which the route is desired 810 * @return {@code true} on success, {@code false} on failure 811 * @hide 812 */ 813 public boolean requestRouteToHostAddress(int networkType, InetAddress hostAddress) { 814 byte[] address = hostAddress.getAddress(); 815 try { 816 return mService.requestRouteToHostAddress(networkType, address, mPackageName); 817 } catch (RemoteException e) { 818 return false; 819 } 820 } 821 822 /** 823 * Returns the value of the setting for background data usage. If false, 824 * applications should not use the network if the application is not in the 825 * foreground. Developers should respect this setting, and check the value 826 * of this before performing any background data operations. 827 * <p> 828 * All applications that have background services that use the network 829 * should listen to {@link #ACTION_BACKGROUND_DATA_SETTING_CHANGED}. 830 * <p> 831 * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH}, availability of 832 * background data depends on several combined factors, and this method will 833 * always return {@code true}. Instead, when background data is unavailable, 834 * {@link #getActiveNetworkInfo()} will now appear disconnected. 835 * 836 * @return Whether background data usage is allowed. 837 */ 838 @Deprecated 839 public boolean getBackgroundDataSetting() { 840 // assume that background data is allowed; final authority is 841 // NetworkInfo which may be blocked. 842 return true; 843 } 844 845 /** 846 * Sets the value of the setting for background data usage. 847 * 848 * @param allowBackgroundData Whether an application should use data while 849 * it is in the background. 850 * 851 * @attr ref android.Manifest.permission#CHANGE_BACKGROUND_DATA_SETTING 852 * @see #getBackgroundDataSetting() 853 * @hide 854 */ 855 @Deprecated 856 public void setBackgroundDataSetting(boolean allowBackgroundData) { 857 // ignored 858 } 859 860 /** 861 * Return quota status for the current active network, or {@code null} if no 862 * network is active. Quota status can change rapidly, so these values 863 * shouldn't be cached. 864 * 865 * <p>This method requires the call to hold the permission 866 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 867 * 868 * @hide 869 */ 870 public NetworkQuotaInfo getActiveNetworkQuotaInfo() { 871 try { 872 return mService.getActiveNetworkQuotaInfo(); 873 } catch (RemoteException e) { 874 return null; 875 } 876 } 877 878 /** 879 * Gets the value of the setting for enabling Mobile data. 880 * 881 * @return Whether mobile data is enabled. 882 * 883 * <p>This method requires the call to hold the permission 884 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 885 * @hide 886 */ 887 public boolean getMobileDataEnabled() { 888 try { 889 return mService.getMobileDataEnabled(); 890 } catch (RemoteException e) { 891 return true; 892 } 893 } 894 895 /** 896 * Sets the persisted value for enabling/disabling Mobile data. 897 * 898 * @param enabled Whether the user wants the mobile data connection used 899 * or not. 900 * @hide 901 */ 902 public void setMobileDataEnabled(boolean enabled) { 903 try { 904 mService.setMobileDataEnabled(enabled); 905 } catch (RemoteException e) { 906 } 907 } 908 909 /** 910 * {@hide} 911 */ 912 public ConnectivityManager(IConnectivityManager service, String packageName) { 913 mService = checkNotNull(service, "missing IConnectivityManager"); 914 mPackageName = checkNotNull(packageName, "missing package name"); 915 } 916 917 /** {@hide} */ 918 public static ConnectivityManager from(Context context) { 919 return (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); 920 } 921 922 /** 923 * Get the set of tetherable, available interfaces. This list is limited by 924 * device configuration and current interface existence. 925 * 926 * @return an array of 0 or more Strings of tetherable interface names. 927 * 928 * <p>This method requires the call to hold the permission 929 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 930 * {@hide} 931 */ 932 public String[] getTetherableIfaces() { 933 try { 934 return mService.getTetherableIfaces(); 935 } catch (RemoteException e) { 936 return new String[0]; 937 } 938 } 939 940 /** 941 * Get the set of tethered interfaces. 942 * 943 * @return an array of 0 or more String of currently tethered interface names. 944 * 945 * <p>This method requires the call to hold the permission 946 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 947 * {@hide} 948 */ 949 public String[] getTetheredIfaces() { 950 try { 951 return mService.getTetheredIfaces(); 952 } catch (RemoteException e) { 953 return new String[0]; 954 } 955 } 956 957 /** 958 * Get the set of interface names which attempted to tether but 959 * failed. Re-attempting to tether may cause them to reset to the Tethered 960 * state. Alternatively, causing the interface to be destroyed and recreated 961 * may cause them to reset to the available state. 962 * {@link ConnectivityManager#getLastTetherError} can be used to get more 963 * information on the cause of the errors. 964 * 965 * @return an array of 0 or more String indicating the interface names 966 * which failed to tether. 967 * 968 * <p>This method requires the call to hold the permission 969 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 970 * {@hide} 971 */ 972 public String[] getTetheringErroredIfaces() { 973 try { 974 return mService.getTetheringErroredIfaces(); 975 } catch (RemoteException e) { 976 return new String[0]; 977 } 978 } 979 980 /** 981 * Attempt to tether the named interface. This will setup a dhcp server 982 * on the interface, forward and NAT IP packets and forward DNS requests 983 * to the best active upstream network interface. Note that if no upstream 984 * IP network interface is available, dhcp will still run and traffic will be 985 * allowed between the tethered devices and this device, though upstream net 986 * access will of course fail until an upstream network interface becomes 987 * active. 988 * 989 * @param iface the interface name to tether. 990 * @return error a {@code TETHER_ERROR} value indicating success or failure type 991 * 992 * <p>This method requires the call to hold the permission 993 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 994 * {@hide} 995 */ 996 public int tether(String iface) { 997 try { 998 return mService.tether(iface); 999 } catch (RemoteException e) { 1000 return TETHER_ERROR_SERVICE_UNAVAIL; 1001 } 1002 } 1003 1004 /** 1005 * Stop tethering the named interface. 1006 * 1007 * @param iface the interface name to untether. 1008 * @return error a {@code TETHER_ERROR} value indicating success or failure type 1009 * 1010 * <p>This method requires the call to hold the permission 1011 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 1012 * {@hide} 1013 */ 1014 public int untether(String iface) { 1015 try { 1016 return mService.untether(iface); 1017 } catch (RemoteException e) { 1018 return TETHER_ERROR_SERVICE_UNAVAIL; 1019 } 1020 } 1021 1022 /** 1023 * Check if the device allows for tethering. It may be disabled via 1024 * {@code ro.tether.denied} system property, {@link Settings#TETHER_SUPPORTED} or 1025 * due to device configuration. 1026 * 1027 * @return a boolean - {@code true} indicating Tethering is supported. 1028 * 1029 * <p>This method requires the call to hold the permission 1030 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1031 * {@hide} 1032 */ 1033 public boolean isTetheringSupported() { 1034 try { 1035 return mService.isTetheringSupported(); 1036 } catch (RemoteException e) { 1037 return false; 1038 } 1039 } 1040 1041 /** 1042 * Get the list of regular expressions that define any tetherable 1043 * USB network interfaces. If USB tethering is not supported by the 1044 * device, this list should be empty. 1045 * 1046 * @return an array of 0 or more regular expression Strings defining 1047 * what interfaces are considered tetherable usb interfaces. 1048 * 1049 * <p>This method requires the call to hold the permission 1050 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1051 * {@hide} 1052 */ 1053 public String[] getTetherableUsbRegexs() { 1054 try { 1055 return mService.getTetherableUsbRegexs(); 1056 } catch (RemoteException e) { 1057 return new String[0]; 1058 } 1059 } 1060 1061 /** 1062 * Get the list of regular expressions that define any tetherable 1063 * Wifi network interfaces. If Wifi tethering is not supported by the 1064 * device, this list should be empty. 1065 * 1066 * @return an array of 0 or more regular expression Strings defining 1067 * what interfaces are considered tetherable wifi interfaces. 1068 * 1069 * <p>This method requires the call to hold the permission 1070 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1071 * {@hide} 1072 */ 1073 public String[] getTetherableWifiRegexs() { 1074 try { 1075 return mService.getTetherableWifiRegexs(); 1076 } catch (RemoteException e) { 1077 return new String[0]; 1078 } 1079 } 1080 1081 /** 1082 * Get the list of regular expressions that define any tetherable 1083 * Bluetooth network interfaces. If Bluetooth tethering is not supported by the 1084 * device, this list should be empty. 1085 * 1086 * @return an array of 0 or more regular expression Strings defining 1087 * what interfaces are considered tetherable bluetooth interfaces. 1088 * 1089 * <p>This method requires the call to hold the permission 1090 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1091 * {@hide} 1092 */ 1093 public String[] getTetherableBluetoothRegexs() { 1094 try { 1095 return mService.getTetherableBluetoothRegexs(); 1096 } catch (RemoteException e) { 1097 return new String[0]; 1098 } 1099 } 1100 1101 /** 1102 * Attempt to both alter the mode of USB and Tethering of USB. A 1103 * utility method to deal with some of the complexity of USB - will 1104 * attempt to switch to Rndis and subsequently tether the resulting 1105 * interface on {@code true} or turn off tethering and switch off 1106 * Rndis on {@code false}. 1107 * 1108 * @param enable a boolean - {@code true} to enable tethering 1109 * @return error a {@code TETHER_ERROR} value indicating success or failure type 1110 * 1111 * <p>This method requires the call to hold the permission 1112 * {@link android.Manifest.permission#CHANGE_NETWORK_STATE}. 1113 * {@hide} 1114 */ 1115 public int setUsbTethering(boolean enable) { 1116 try { 1117 return mService.setUsbTethering(enable); 1118 } catch (RemoteException e) { 1119 return TETHER_ERROR_SERVICE_UNAVAIL; 1120 } 1121 } 1122 1123 /** {@hide} */ 1124 public static final int TETHER_ERROR_NO_ERROR = 0; 1125 /** {@hide} */ 1126 public static final int TETHER_ERROR_UNKNOWN_IFACE = 1; 1127 /** {@hide} */ 1128 public static final int TETHER_ERROR_SERVICE_UNAVAIL = 2; 1129 /** {@hide} */ 1130 public static final int TETHER_ERROR_UNSUPPORTED = 3; 1131 /** {@hide} */ 1132 public static final int TETHER_ERROR_UNAVAIL_IFACE = 4; 1133 /** {@hide} */ 1134 public static final int TETHER_ERROR_MASTER_ERROR = 5; 1135 /** {@hide} */ 1136 public static final int TETHER_ERROR_TETHER_IFACE_ERROR = 6; 1137 /** {@hide} */ 1138 public static final int TETHER_ERROR_UNTETHER_IFACE_ERROR = 7; 1139 /** {@hide} */ 1140 public static final int TETHER_ERROR_ENABLE_NAT_ERROR = 8; 1141 /** {@hide} */ 1142 public static final int TETHER_ERROR_DISABLE_NAT_ERROR = 9; 1143 /** {@hide} */ 1144 public static final int TETHER_ERROR_IFACE_CFG_ERROR = 10; 1145 1146 /** 1147 * Get a more detailed error code after a Tethering or Untethering 1148 * request asynchronously failed. 1149 * 1150 * @param iface The name of the interface of interest 1151 * @return error The error code of the last error tethering or untethering the named 1152 * interface 1153 * 1154 * <p>This method requires the call to hold the permission 1155 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1156 * {@hide} 1157 */ 1158 public int getLastTetherError(String iface) { 1159 try { 1160 return mService.getLastTetherError(iface); 1161 } catch (RemoteException e) { 1162 return TETHER_ERROR_SERVICE_UNAVAIL; 1163 } 1164 } 1165 1166 /** 1167 * Try to ensure the device stays awake until we connect with the next network. 1168 * Actually just holds a wakelock for a number of seconds while we try to connect 1169 * to any default networks. This will expire if the timeout passes or if we connect 1170 * to a default after this is called. For internal use only. 1171 * 1172 * @param forWhom the name of the network going down for logging purposes 1173 * @return {@code true} on success, {@code false} on failure 1174 * 1175 * <p>This method requires the call to hold the permission 1176 * {@link android.Manifest.permission#CONNECTIVITY_INTERNAL}. 1177 * {@hide} 1178 */ 1179 public boolean requestNetworkTransitionWakelock(String forWhom) { 1180 try { 1181 mService.requestNetworkTransitionWakelock(forWhom); 1182 return true; 1183 } catch (RemoteException e) { 1184 return false; 1185 } 1186 } 1187 1188 /** 1189 * Report network connectivity status. This is currently used only 1190 * to alter status bar UI. 1191 * 1192 * @param networkType The type of network you want to report on 1193 * @param percentage The quality of the connection 0 is bad, 100 is good 1194 * 1195 * <p>This method requires the call to hold the permission 1196 * {@link android.Manifest.permission#STATUS_BAR}. 1197 * {@hide} 1198 */ 1199 public void reportInetCondition(int networkType, int percentage) { 1200 try { 1201 mService.reportInetCondition(networkType, percentage); 1202 } catch (RemoteException e) { 1203 } 1204 } 1205 1206 /** 1207 * Set a network-independent global http proxy. This is not normally what you want 1208 * for typical HTTP proxies - they are general network dependent. However if you're 1209 * doing something unusual like general internal filtering this may be useful. On 1210 * a private network where the proxy is not accessible, you may break HTTP using this. 1211 * 1212 * @param proxyProperties The a {@link ProxyProperites} object defining the new global 1213 * HTTP proxy. A {@code null} value will clear the global HTTP proxy. 1214 * 1215 * <p>This method requires the call to hold the permission 1216 * {@link android.Manifest.permission#CONNECTIVITY_INTERNAL}. 1217 * {@hide} 1218 */ 1219 public void setGlobalProxy(ProxyProperties p) { 1220 try { 1221 mService.setGlobalProxy(p); 1222 } catch (RemoteException e) { 1223 } 1224 } 1225 1226 /** 1227 * Retrieve any network-independent global HTTP proxy. 1228 * 1229 * @return {@link ProxyProperties} for the current global HTTP proxy or {@code null} 1230 * if no global HTTP proxy is set. 1231 * 1232 * <p>This method requires the call to hold the permission 1233 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1234 * {@hide} 1235 */ 1236 public ProxyProperties getGlobalProxy() { 1237 try { 1238 return mService.getGlobalProxy(); 1239 } catch (RemoteException e) { 1240 return null; 1241 } 1242 } 1243 1244 /** 1245 * Get the HTTP proxy settings for the current default network. Note that 1246 * if a global proxy is set, it will override any per-network setting. 1247 * 1248 * @return the {@link ProxyProperties} for the current HTTP proxy, or {@code null} if no 1249 * HTTP proxy is active. 1250 * 1251 * <p>This method requires the call to hold the permission 1252 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1253 * {@hide} 1254 */ 1255 public ProxyProperties getProxy() { 1256 try { 1257 return mService.getProxy(); 1258 } catch (RemoteException e) { 1259 return null; 1260 } 1261 } 1262 1263 /** 1264 * Sets a secondary requirement bit for the given networkType. 1265 * This requirement bit is generally under the control of the carrier 1266 * or its agents and is not directly controlled by the user. 1267 * 1268 * @param networkType The network who's dependence has changed 1269 * @param met Boolean - true if network use is OK, false if not 1270 * 1271 * <p>This method requires the call to hold the permission 1272 * {@link android.Manifest.permission#CONNECTIVITY_INTERNAL}. 1273 * {@hide} 1274 */ 1275 public void setDataDependency(int networkType, boolean met) { 1276 try { 1277 mService.setDataDependency(networkType, met); 1278 } catch (RemoteException e) { 1279 } 1280 } 1281 1282 /** 1283 * Returns true if the hardware supports the given network type 1284 * else it returns false. This doesn't indicate we have coverage 1285 * or are authorized onto a network, just whether or not the 1286 * hardware supports it. For example a GSM phone without a SIM 1287 * should still return {@code true} for mobile data, but a wifi only 1288 * tablet would return {@code false}. 1289 * 1290 * @param networkType The network type we'd like to check 1291 * @return {@code true} if supported, else {@code false} 1292 * 1293 * <p>This method requires the call to hold the permission 1294 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1295 * @hide 1296 */ 1297 public boolean isNetworkSupported(int networkType) { 1298 try { 1299 return mService.isNetworkSupported(networkType); 1300 } catch (RemoteException e) {} 1301 return false; 1302 } 1303 1304 /** 1305 * Returns if the currently active data network is metered. A network is 1306 * classified as metered when the user is sensitive to heavy data usage on 1307 * that connection due to monetary costs, data limitations or 1308 * battery/performance issues. You should check this before doing large 1309 * data transfers, and warn the user or delay the operation until another 1310 * network is available. 1311 * 1312 * @return {@code true} if large transfers should be avoided, otherwise 1313 * {@code false}. 1314 * 1315 * <p>This method requires the call to hold the permission 1316 * {@link android.Manifest.permission#ACCESS_NETWORK_STATE}. 1317 */ 1318 public boolean isActiveNetworkMetered() { 1319 try { 1320 return mService.isActiveNetworkMetered(); 1321 } catch (RemoteException e) { 1322 return false; 1323 } 1324 } 1325 1326 /** 1327 * If the LockdownVpn mechanism is enabled, updates the vpn 1328 * with a reload of its profile. 1329 * 1330 * @return a boolean with {@code} indicating success 1331 * 1332 * <p>This method can only be called by the system UID 1333 * {@hide} 1334 */ 1335 public boolean updateLockdownVpn() { 1336 try { 1337 return mService.updateLockdownVpn(); 1338 } catch (RemoteException e) { 1339 return false; 1340 } 1341 } 1342 1343 /** 1344 * Signal that the captive portal check on the indicated network 1345 * is complete and whether its a captive portal or not. 1346 * 1347 * @param info the {@link NetworkInfo} object for the networkType 1348 * in question. 1349 * @param isCaptivePortal true/false. 1350 * 1351 * <p>This method requires the call to hold the permission 1352 * {@link android.Manifest.permission#CONNECTIVITY_INTERNAL}. 1353 * {@hide} 1354 */ 1355 public void captivePortalCheckCompleted(NetworkInfo info, boolean isCaptivePortal) { 1356 try { 1357 mService.captivePortalCheckCompleted(info, isCaptivePortal); 1358 } catch (RemoteException e) { 1359 } 1360 } 1361 1362 /** 1363 * Supply the backend messenger for a network tracker 1364 * 1365 * @param type NetworkType to set 1366 * @param messenger {@link Messenger} 1367 * {@hide} 1368 */ 1369 public void supplyMessenger(int networkType, Messenger messenger) { 1370 try { 1371 mService.supplyMessenger(networkType, messenger); 1372 } catch (RemoteException e) { 1373 } 1374 } 1375 1376 /** 1377 * Check mobile provisioning. 1378 * 1379 * @param suggestedTimeOutMs, timeout in milliseconds 1380 * 1381 * @return time out that will be used, maybe less that suggestedTimeOutMs 1382 * -1 if an error. 1383 * 1384 * {@hide} 1385 */ 1386 public int checkMobileProvisioning(int suggestedTimeOutMs) { 1387 int timeOutMs = -1; 1388 try { 1389 timeOutMs = mService.checkMobileProvisioning(suggestedTimeOutMs); 1390 } catch (RemoteException e) { 1391 } 1392 return timeOutMs; 1393 } 1394 1395 /** 1396 * Get the mobile provisioning url. 1397 * {@hide} 1398 */ 1399 public String getMobileProvisioningUrl() { 1400 try { 1401 return mService.getMobileProvisioningUrl(); 1402 } catch (RemoteException e) { 1403 } 1404 return null; 1405 } 1406 1407 /** 1408 * Get the mobile redirected provisioning url. 1409 * {@hide} 1410 */ 1411 public String getMobileRedirectedProvisioningUrl() { 1412 try { 1413 return mService.getMobileRedirectedProvisioningUrl(); 1414 } catch (RemoteException e) { 1415 } 1416 return null; 1417 } 1418 1419 /** 1420 * get the information about a specific network link 1421 * @hide 1422 */ 1423 public LinkQualityInfo getLinkQualityInfo(int networkType) { 1424 try { 1425 LinkQualityInfo li = mService.getLinkQualityInfo(networkType); 1426 return li; 1427 } catch (RemoteException e) { 1428 return null; 1429 } 1430 } 1431 1432 /** 1433 * get the information of currently active network link 1434 * @hide 1435 */ 1436 public LinkQualityInfo getActiveLinkQualityInfo() { 1437 try { 1438 LinkQualityInfo li = mService.getActiveLinkQualityInfo(); 1439 return li; 1440 } catch (RemoteException e) { 1441 return null; 1442 } 1443 } 1444 1445 /** 1446 * get the information of all network links 1447 * @hide 1448 */ 1449 public LinkQualityInfo[] getAllLinkQualityInfo() { 1450 try { 1451 LinkQualityInfo[] li = mService.getAllLinkQualityInfo(); 1452 return li; 1453 } catch (RemoteException e) { 1454 return null; 1455 } 1456 } 1457 1458 /** 1459 * Set sign in error notification to visible or in visible 1460 * 1461 * @param visible 1462 * @param networkType 1463 * 1464 * {@hide} 1465 */ 1466 public void setProvisioningNotificationVisible(boolean visible, int networkType, 1467 String extraInfo, String url) { 1468 try { 1469 mService.setProvisioningNotificationVisible(visible, networkType, extraInfo, url); 1470 } catch (RemoteException e) { 1471 } 1472 } 1473 1474 /** 1475 * Set the value for enabling/disabling airplane mode 1476 * 1477 * @param enable whether to enable airplane mode or not 1478 * 1479 * <p>This method requires the call to hold the permission 1480 * {@link android.Manifest.permission#CONNECTIVITY_INTERNAL}. 1481 * @hide 1482 */ 1483 public void setAirplaneMode(boolean enable) { 1484 try { 1485 mService.setAirplaneMode(enable); 1486 } catch (RemoteException e) { 1487 } 1488 } 1489} 1490