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.telephony; 18 19import android.annotation.SdkConstant; 20import android.annotation.SdkConstant.SdkConstantType; 21import android.content.Context; 22import android.os.Bundle; 23import android.os.RemoteException; 24import android.os.ServiceManager; 25import android.os.SystemProperties; 26import android.telephony.Rlog; 27 28import com.android.internal.telephony.IPhoneSubInfo; 29import com.android.internal.telephony.ITelephony; 30import com.android.internal.telephony.ITelephonyRegistry; 31import com.android.internal.telephony.PhoneConstants; 32import com.android.internal.telephony.RILConstants; 33import com.android.internal.telephony.TelephonyProperties; 34 35import java.io.FileInputStream; 36import java.io.IOException; 37import java.util.List; 38import java.util.regex.Matcher; 39import java.util.regex.Pattern; 40 41/** 42 * Provides access to information about the telephony services on 43 * the device. Applications can use the methods in this class to 44 * determine telephony services and states, as well as to access some 45 * types of subscriber information. Applications can also register 46 * a listener to receive notification of telephony state changes. 47 * <p> 48 * You do not instantiate this class directly; instead, you retrieve 49 * a reference to an instance through 50 * {@link android.content.Context#getSystemService 51 * Context.getSystemService(Context.TELEPHONY_SERVICE)}. 52 * <p> 53 * Note that access to some telephony information is 54 * permission-protected. Your application cannot access the protected 55 * information unless it has the appropriate permissions declared in 56 * its manifest file. Where permissions apply, they are noted in the 57 * the methods through which you access the protected information. 58 */ 59public class TelephonyManager { 60 private static final String TAG = "TelephonyManager"; 61 62 private static ITelephonyRegistry sRegistry; 63 private final Context mContext; 64 65 /** @hide */ 66 public TelephonyManager(Context context) { 67 Context appContext = context.getApplicationContext(); 68 if (appContext != null) { 69 mContext = appContext; 70 } else { 71 mContext = context; 72 } 73 74 if (sRegistry == null) { 75 sRegistry = ITelephonyRegistry.Stub.asInterface(ServiceManager.getService( 76 "telephony.registry")); 77 } 78 } 79 80 /** @hide */ 81 private TelephonyManager() { 82 mContext = null; 83 } 84 85 private static TelephonyManager sInstance = new TelephonyManager(); 86 87 /** @hide 88 /* @deprecated - use getSystemService as described above */ 89 public static TelephonyManager getDefault() { 90 return sInstance; 91 } 92 93 /** {@hide} */ 94 public static TelephonyManager from(Context context) { 95 return (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE); 96 } 97 98 // 99 // Broadcast Intent actions 100 // 101 102 /** 103 * Broadcast intent action indicating that the call state (cellular) 104 * on the device has changed. 105 * 106 * <p> 107 * The {@link #EXTRA_STATE} extra indicates the new call state. 108 * If the new state is RINGING, a second extra 109 * {@link #EXTRA_INCOMING_NUMBER} provides the incoming phone number as 110 * a String. 111 * 112 * <p class="note"> 113 * Requires the READ_PHONE_STATE permission. 114 * 115 * <p class="note"> 116 * This was a {@link android.content.Context#sendStickyBroadcast sticky} 117 * broadcast in version 1.0, but it is no longer sticky. 118 * Instead, use {@link #getCallState} to synchronously query the current call state. 119 * 120 * @see #EXTRA_STATE 121 * @see #EXTRA_INCOMING_NUMBER 122 * @see #getCallState 123 */ 124 @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 125 public static final String ACTION_PHONE_STATE_CHANGED = 126 "android.intent.action.PHONE_STATE"; 127 128 /** 129 * The Phone app sends this intent when a user opts to respond-via-message during an incoming 130 * call. By default, the device's default SMS app consumes this message and sends a text message 131 * to the caller. A third party app can also provide this functionality by consuming this Intent 132 * with a {@link android.app.Service} and sending the message using its own messaging system. 133 * <p>The intent contains a URI (available from {@link android.content.Intent#getData}) 134 * describing the recipient, using either the {@code sms:}, {@code smsto:}, {@code mms:}, 135 * or {@code mmsto:} URI schema. Each of these URI schema carry the recipient information the 136 * same way: the path part of the URI contains the recipient's phone number or a comma-separated 137 * set of phone numbers if there are multiple recipients. For example, {@code 138 * smsto:2065551234}.</p> 139 * 140 * <p>The intent may also contain extras for the message text (in {@link 141 * android.content.Intent#EXTRA_TEXT}) and a message subject 142 * (in {@link android.content.Intent#EXTRA_SUBJECT}).</p> 143 * 144 * <p class="note"><strong>Note:</strong> 145 * The intent-filter that consumes this Intent needs to be in a {@link android.app.Service} 146 * that requires the 147 * permission {@link android.Manifest.permission#SEND_RESPOND_VIA_MESSAGE}.</p> 148 * <p>For example, the service that receives this intent can be declared in the manifest file 149 * with an intent filter like this:</p> 150 * <pre> 151 * <!-- Service that delivers SMS messages received from the phone "quick response" --> 152 * <service android:name=".HeadlessSmsSendService" 153 * android:permission="android.permission.SEND_RESPOND_VIA_MESSAGE" 154 * android:exported="true" > 155 * <intent-filter> 156 * <action android:name="android.intent.action.RESPOND_VIA_MESSAGE" /> 157 * <category android:name="android.intent.category.DEFAULT" /> 158 * <data android:scheme="sms" /> 159 * <data android:scheme="smsto" /> 160 * <data android:scheme="mms" /> 161 * <data android:scheme="mmsto" /> 162 * </intent-filter> 163 * </service></pre> 164 * <p> 165 * Output: nothing. 166 */ 167 @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 168 public static final String ACTION_RESPOND_VIA_MESSAGE = 169 "android.intent.action.RESPOND_VIA_MESSAGE"; 170 171 /** 172 * The lookup key used with the {@link #ACTION_PHONE_STATE_CHANGED} broadcast 173 * for a String containing the new call state. 174 * 175 * @see #EXTRA_STATE_IDLE 176 * @see #EXTRA_STATE_RINGING 177 * @see #EXTRA_STATE_OFFHOOK 178 * 179 * <p class="note"> 180 * Retrieve with 181 * {@link android.content.Intent#getStringExtra(String)}. 182 */ 183 public static final String EXTRA_STATE = PhoneConstants.STATE_KEY; 184 185 /** 186 * Value used with {@link #EXTRA_STATE} corresponding to 187 * {@link #CALL_STATE_IDLE}. 188 */ 189 public static final String EXTRA_STATE_IDLE = PhoneConstants.State.IDLE.toString(); 190 191 /** 192 * Value used with {@link #EXTRA_STATE} corresponding to 193 * {@link #CALL_STATE_RINGING}. 194 */ 195 public static final String EXTRA_STATE_RINGING = PhoneConstants.State.RINGING.toString(); 196 197 /** 198 * Value used with {@link #EXTRA_STATE} corresponding to 199 * {@link #CALL_STATE_OFFHOOK}. 200 */ 201 public static final String EXTRA_STATE_OFFHOOK = PhoneConstants.State.OFFHOOK.toString(); 202 203 /** 204 * The lookup key used with the {@link #ACTION_PHONE_STATE_CHANGED} broadcast 205 * for a String containing the incoming phone number. 206 * Only valid when the new call state is RINGING. 207 * 208 * <p class="note"> 209 * Retrieve with 210 * {@link android.content.Intent#getStringExtra(String)}. 211 */ 212 public static final String EXTRA_INCOMING_NUMBER = "incoming_number"; 213 214 215 // 216 // 217 // Device Info 218 // 219 // 220 221 /** 222 * Returns the software version number for the device, for example, 223 * the IMEI/SV for GSM phones. Return null if the software version is 224 * not available. 225 * 226 * <p>Requires Permission: 227 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 228 */ 229 public String getDeviceSoftwareVersion() { 230 try { 231 return getSubscriberInfo().getDeviceSvn(); 232 } catch (RemoteException ex) { 233 return null; 234 } catch (NullPointerException ex) { 235 return null; 236 } 237 } 238 239 /** 240 * Returns the unique device ID, for example, the IMEI for GSM and the MEID 241 * or ESN for CDMA phones. Return null if device ID is not available. 242 * 243 * <p>Requires Permission: 244 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 245 */ 246 public String getDeviceId() { 247 try { 248 return getSubscriberInfo().getDeviceId(); 249 } catch (RemoteException ex) { 250 return null; 251 } catch (NullPointerException ex) { 252 return null; 253 } 254 } 255 256 /** 257 * Returns the current location of the device. 258 *<p> 259 * If there is only one radio in the device and that radio has an LTE connection, 260 * this method will return null. The implementation must not to try add LTE 261 * identifiers into the existing cdma/gsm classes. 262 *<p> 263 * In the future this call will be deprecated. 264 *<p> 265 * @return Current location of the device or null if not available. 266 * 267 * <p>Requires Permission: 268 * {@link android.Manifest.permission#ACCESS_COARSE_LOCATION ACCESS_COARSE_LOCATION} or 269 * {@link android.Manifest.permission#ACCESS_COARSE_LOCATION ACCESS_FINE_LOCATION}. 270 */ 271 public CellLocation getCellLocation() { 272 try { 273 Bundle bundle = getITelephony().getCellLocation(); 274 if (bundle.isEmpty()) return null; 275 CellLocation cl = CellLocation.newFromBundle(bundle); 276 if (cl.isEmpty()) 277 return null; 278 return cl; 279 } catch (RemoteException ex) { 280 return null; 281 } catch (NullPointerException ex) { 282 return null; 283 } 284 } 285 286 /** 287 * Enables location update notifications. {@link PhoneStateListener#onCellLocationChanged 288 * PhoneStateListener.onCellLocationChanged} will be called on location updates. 289 * 290 * <p>Requires Permission: {@link android.Manifest.permission#CONTROL_LOCATION_UPDATES 291 * CONTROL_LOCATION_UPDATES} 292 * 293 * @hide 294 */ 295 public void enableLocationUpdates() { 296 try { 297 getITelephony().enableLocationUpdates(); 298 } catch (RemoteException ex) { 299 } catch (NullPointerException ex) { 300 } 301 } 302 303 /** 304 * Disables location update notifications. {@link PhoneStateListener#onCellLocationChanged 305 * PhoneStateListener.onCellLocationChanged} will be called on location updates. 306 * 307 * <p>Requires Permission: {@link android.Manifest.permission#CONTROL_LOCATION_UPDATES 308 * CONTROL_LOCATION_UPDATES} 309 * 310 * @hide 311 */ 312 public void disableLocationUpdates() { 313 try { 314 getITelephony().disableLocationUpdates(); 315 } catch (RemoteException ex) { 316 } catch (NullPointerException ex) { 317 } 318 } 319 320 /** 321 * Returns the neighboring cell information of the device. The getAllCellInfo is preferred 322 * and use this only if getAllCellInfo return nulls or an empty list. 323 *<p> 324 * In the future this call will be deprecated. 325 *<p> 326 * @return List of NeighboringCellInfo or null if info unavailable. 327 * 328 * <p>Requires Permission: 329 * (@link android.Manifest.permission#ACCESS_COARSE_UPDATES} 330 */ 331 public List<NeighboringCellInfo> getNeighboringCellInfo() { 332 try { 333 return getITelephony().getNeighboringCellInfo(mContext.getOpPackageName()); 334 } catch (RemoteException ex) { 335 return null; 336 } catch (NullPointerException ex) { 337 return null; 338 } 339 } 340 341 /** No phone radio. */ 342 public static final int PHONE_TYPE_NONE = PhoneConstants.PHONE_TYPE_NONE; 343 /** Phone radio is GSM. */ 344 public static final int PHONE_TYPE_GSM = PhoneConstants.PHONE_TYPE_GSM; 345 /** Phone radio is CDMA. */ 346 public static final int PHONE_TYPE_CDMA = PhoneConstants.PHONE_TYPE_CDMA; 347 /** Phone is via SIP. */ 348 public static final int PHONE_TYPE_SIP = PhoneConstants.PHONE_TYPE_SIP; 349 350 /** 351 * Returns the current phone type. 352 * TODO: This is a last minute change and hence hidden. 353 * 354 * @see #PHONE_TYPE_NONE 355 * @see #PHONE_TYPE_GSM 356 * @see #PHONE_TYPE_CDMA 357 * @see #PHONE_TYPE_SIP 358 * 359 * {@hide} 360 */ 361 public int getCurrentPhoneType() { 362 try{ 363 ITelephony telephony = getITelephony(); 364 if (telephony != null) { 365 return telephony.getActivePhoneType(); 366 } else { 367 // This can happen when the ITelephony interface is not up yet. 368 return getPhoneTypeFromProperty(); 369 } 370 } catch (RemoteException ex) { 371 // This shouldn't happen in the normal case, as a backup we 372 // read from the system property. 373 return getPhoneTypeFromProperty(); 374 } catch (NullPointerException ex) { 375 // This shouldn't happen in the normal case, as a backup we 376 // read from the system property. 377 return getPhoneTypeFromProperty(); 378 } 379 } 380 381 /** 382 * Returns a constant indicating the device phone type. This 383 * indicates the type of radio used to transmit voice calls. 384 * 385 * @see #PHONE_TYPE_NONE 386 * @see #PHONE_TYPE_GSM 387 * @see #PHONE_TYPE_CDMA 388 * @see #PHONE_TYPE_SIP 389 */ 390 public int getPhoneType() { 391 if (!isVoiceCapable()) { 392 return PHONE_TYPE_NONE; 393 } 394 return getCurrentPhoneType(); 395 } 396 397 private int getPhoneTypeFromProperty() { 398 int type = 399 SystemProperties.getInt(TelephonyProperties.CURRENT_ACTIVE_PHONE, 400 getPhoneTypeFromNetworkType()); 401 return type; 402 } 403 404 private int getPhoneTypeFromNetworkType() { 405 // When the system property CURRENT_ACTIVE_PHONE, has not been set, 406 // use the system property for default network type. 407 // This is a fail safe, and can only happen at first boot. 408 int mode = SystemProperties.getInt("ro.telephony.default_network", -1); 409 if (mode == -1) 410 return PHONE_TYPE_NONE; 411 return getPhoneType(mode); 412 } 413 414 /** 415 * This function returns the type of the phone, depending 416 * on the network mode. 417 * 418 * @param networkMode 419 * @return Phone Type 420 * 421 * @hide 422 */ 423 public static int getPhoneType(int networkMode) { 424 switch(networkMode) { 425 case RILConstants.NETWORK_MODE_CDMA: 426 case RILConstants.NETWORK_MODE_CDMA_NO_EVDO: 427 case RILConstants.NETWORK_MODE_EVDO_NO_CDMA: 428 return PhoneConstants.PHONE_TYPE_CDMA; 429 430 case RILConstants.NETWORK_MODE_WCDMA_PREF: 431 case RILConstants.NETWORK_MODE_GSM_ONLY: 432 case RILConstants.NETWORK_MODE_WCDMA_ONLY: 433 case RILConstants.NETWORK_MODE_GSM_UMTS: 434 case RILConstants.NETWORK_MODE_LTE_GSM_WCDMA: 435 case RILConstants.NETWORK_MODE_LTE_WCDMA: 436 case RILConstants.NETWORK_MODE_LTE_CMDA_EVDO_GSM_WCDMA: 437 return PhoneConstants.PHONE_TYPE_GSM; 438 439 // Use CDMA Phone for the global mode including CDMA 440 case RILConstants.NETWORK_MODE_GLOBAL: 441 case RILConstants.NETWORK_MODE_LTE_CDMA_EVDO: 442 return PhoneConstants.PHONE_TYPE_CDMA; 443 444 case RILConstants.NETWORK_MODE_LTE_ONLY: 445 if (getLteOnCdmaModeStatic() == PhoneConstants.LTE_ON_CDMA_TRUE) { 446 return PhoneConstants.PHONE_TYPE_CDMA; 447 } else { 448 return PhoneConstants.PHONE_TYPE_GSM; 449 } 450 default: 451 return PhoneConstants.PHONE_TYPE_GSM; 452 } 453 } 454 455 /** 456 * The contents of the /proc/cmdline file 457 */ 458 private static String getProcCmdLine() 459 { 460 String cmdline = ""; 461 FileInputStream is = null; 462 try { 463 is = new FileInputStream("/proc/cmdline"); 464 byte [] buffer = new byte[2048]; 465 int count = is.read(buffer); 466 if (count > 0) { 467 cmdline = new String(buffer, 0, count); 468 } 469 } catch (IOException e) { 470 Rlog.d(TAG, "No /proc/cmdline exception=" + e); 471 } finally { 472 if (is != null) { 473 try { 474 is.close(); 475 } catch (IOException e) { 476 } 477 } 478 } 479 Rlog.d(TAG, "/proc/cmdline=" + cmdline); 480 return cmdline; 481 } 482 483 /** Kernel command line */ 484 private static final String sKernelCmdLine = getProcCmdLine(); 485 486 /** Pattern for selecting the product type from the kernel command line */ 487 private static final Pattern sProductTypePattern = 488 Pattern.compile("\\sproduct_type\\s*=\\s*(\\w+)"); 489 490 /** The ProductType used for LTE on CDMA devices */ 491 private static final String sLteOnCdmaProductType = 492 SystemProperties.get(TelephonyProperties.PROPERTY_LTE_ON_CDMA_PRODUCT_TYPE, ""); 493 494 /** 495 * Return if the current radio is LTE on CDMA. This 496 * is a tri-state return value as for a period of time 497 * the mode may be unknown. 498 * 499 * @return {@link PhoneConstants#LTE_ON_CDMA_UNKNOWN}, {@link PhoneConstants#LTE_ON_CDMA_FALSE} 500 * or {@link PhoneConstants#LTE_ON_CDMA_TRUE} 501 * 502 * @hide 503 */ 504 public static int getLteOnCdmaModeStatic() { 505 int retVal; 506 int curVal; 507 String productType = ""; 508 509 curVal = SystemProperties.getInt(TelephonyProperties.PROPERTY_LTE_ON_CDMA_DEVICE, 510 PhoneConstants.LTE_ON_CDMA_UNKNOWN); 511 retVal = curVal; 512 if (retVal == PhoneConstants.LTE_ON_CDMA_UNKNOWN) { 513 Matcher matcher = sProductTypePattern.matcher(sKernelCmdLine); 514 if (matcher.find()) { 515 productType = matcher.group(1); 516 if (sLteOnCdmaProductType.equals(productType)) { 517 retVal = PhoneConstants.LTE_ON_CDMA_TRUE; 518 } else { 519 retVal = PhoneConstants.LTE_ON_CDMA_FALSE; 520 } 521 } else { 522 retVal = PhoneConstants.LTE_ON_CDMA_FALSE; 523 } 524 } 525 526 Rlog.d(TAG, "getLteOnCdmaMode=" + retVal + " curVal=" + curVal + 527 " product_type='" + productType + 528 "' lteOnCdmaProductType='" + sLteOnCdmaProductType + "'"); 529 return retVal; 530 } 531 532 // 533 // 534 // Current Network 535 // 536 // 537 538 /** 539 * Returns the alphabetic name of current registered operator. 540 * <p> 541 * Availability: Only when user is registered to a network. Result may be 542 * unreliable on CDMA networks (use {@link #getPhoneType()} to determine if 543 * on a CDMA network). 544 */ 545 public String getNetworkOperatorName() { 546 return SystemProperties.get(TelephonyProperties.PROPERTY_OPERATOR_ALPHA); 547 } 548 549 /** 550 * Returns the numeric name (MCC+MNC) of current registered operator. 551 * <p> 552 * Availability: Only when user is registered to a network. Result may be 553 * unreliable on CDMA networks (use {@link #getPhoneType()} to determine if 554 * on a CDMA network). 555 */ 556 public String getNetworkOperator() { 557 return SystemProperties.get(TelephonyProperties.PROPERTY_OPERATOR_NUMERIC); 558 } 559 560 /** 561 * Returns true if the device is considered roaming on the current 562 * network, for GSM purposes. 563 * <p> 564 * Availability: Only when user registered to a network. 565 */ 566 public boolean isNetworkRoaming() { 567 return "true".equals(SystemProperties.get(TelephonyProperties.PROPERTY_OPERATOR_ISROAMING)); 568 } 569 570 /** 571 * Returns the ISO country code equivalent of the current registered 572 * operator's MCC (Mobile Country Code). 573 * <p> 574 * Availability: Only when user is registered to a network. Result may be 575 * unreliable on CDMA networks (use {@link #getPhoneType()} to determine if 576 * on a CDMA network). 577 */ 578 public String getNetworkCountryIso() { 579 return SystemProperties.get(TelephonyProperties.PROPERTY_OPERATOR_ISO_COUNTRY); 580 } 581 582 /** Network type is unknown */ 583 public static final int NETWORK_TYPE_UNKNOWN = 0; 584 /** Current network is GPRS */ 585 public static final int NETWORK_TYPE_GPRS = 1; 586 /** Current network is EDGE */ 587 public static final int NETWORK_TYPE_EDGE = 2; 588 /** Current network is UMTS */ 589 public static final int NETWORK_TYPE_UMTS = 3; 590 /** Current network is CDMA: Either IS95A or IS95B*/ 591 public static final int NETWORK_TYPE_CDMA = 4; 592 /** Current network is EVDO revision 0*/ 593 public static final int NETWORK_TYPE_EVDO_0 = 5; 594 /** Current network is EVDO revision A*/ 595 public static final int NETWORK_TYPE_EVDO_A = 6; 596 /** Current network is 1xRTT*/ 597 public static final int NETWORK_TYPE_1xRTT = 7; 598 /** Current network is HSDPA */ 599 public static final int NETWORK_TYPE_HSDPA = 8; 600 /** Current network is HSUPA */ 601 public static final int NETWORK_TYPE_HSUPA = 9; 602 /** Current network is HSPA */ 603 public static final int NETWORK_TYPE_HSPA = 10; 604 /** Current network is iDen */ 605 public static final int NETWORK_TYPE_IDEN = 11; 606 /** Current network is EVDO revision B*/ 607 public static final int NETWORK_TYPE_EVDO_B = 12; 608 /** Current network is LTE */ 609 public static final int NETWORK_TYPE_LTE = 13; 610 /** Current network is eHRPD */ 611 public static final int NETWORK_TYPE_EHRPD = 14; 612 /** Current network is HSPA+ */ 613 public static final int NETWORK_TYPE_HSPAP = 15; 614 615 /** 616 * @return the NETWORK_TYPE_xxxx for current data connection. 617 */ 618 public int getNetworkType() { 619 return getDataNetworkType(); 620 } 621 622 /** 623 * Returns a constant indicating the radio technology (network type) 624 * currently in use on the device for data transmission. 625 * @return the network type 626 * 627 * @see #NETWORK_TYPE_UNKNOWN 628 * @see #NETWORK_TYPE_GPRS 629 * @see #NETWORK_TYPE_EDGE 630 * @see #NETWORK_TYPE_UMTS 631 * @see #NETWORK_TYPE_HSDPA 632 * @see #NETWORK_TYPE_HSUPA 633 * @see #NETWORK_TYPE_HSPA 634 * @see #NETWORK_TYPE_CDMA 635 * @see #NETWORK_TYPE_EVDO_0 636 * @see #NETWORK_TYPE_EVDO_A 637 * @see #NETWORK_TYPE_EVDO_B 638 * @see #NETWORK_TYPE_1xRTT 639 * @see #NETWORK_TYPE_IDEN 640 * @see #NETWORK_TYPE_LTE 641 * @see #NETWORK_TYPE_EHRPD 642 * @see #NETWORK_TYPE_HSPAP 643 * 644 * @hide 645 */ 646 public int getDataNetworkType() { 647 try{ 648 ITelephony telephony = getITelephony(); 649 if (telephony != null) { 650 return telephony.getDataNetworkType(); 651 } else { 652 // This can happen when the ITelephony interface is not up yet. 653 return NETWORK_TYPE_UNKNOWN; 654 } 655 } catch(RemoteException ex) { 656 // This shouldn't happen in the normal case 657 return NETWORK_TYPE_UNKNOWN; 658 } catch (NullPointerException ex) { 659 // This could happen before phone restarts due to crashing 660 return NETWORK_TYPE_UNKNOWN; 661 } 662 } 663 664 /** 665 * Returns the NETWORK_TYPE_xxxx for voice 666 * 667 * @hide 668 */ 669 public int getVoiceNetworkType() { 670 try{ 671 ITelephony telephony = getITelephony(); 672 if (telephony != null) { 673 return telephony.getVoiceNetworkType(); 674 } else { 675 // This can happen when the ITelephony interface is not up yet. 676 return NETWORK_TYPE_UNKNOWN; 677 } 678 } catch(RemoteException ex) { 679 // This shouldn't happen in the normal case 680 return NETWORK_TYPE_UNKNOWN; 681 } catch (NullPointerException ex) { 682 // This could happen before phone restarts due to crashing 683 return NETWORK_TYPE_UNKNOWN; 684 } 685 } 686 687 /** Unknown network class. {@hide} */ 688 public static final int NETWORK_CLASS_UNKNOWN = 0; 689 /** Class of broadly defined "2G" networks. {@hide} */ 690 public static final int NETWORK_CLASS_2_G = 1; 691 /** Class of broadly defined "3G" networks. {@hide} */ 692 public static final int NETWORK_CLASS_3_G = 2; 693 /** Class of broadly defined "4G" networks. {@hide} */ 694 public static final int NETWORK_CLASS_4_G = 3; 695 696 /** 697 * Return general class of network type, such as "3G" or "4G". In cases 698 * where classification is contentious, this method is conservative. 699 * 700 * @hide 701 */ 702 public static int getNetworkClass(int networkType) { 703 switch (networkType) { 704 case NETWORK_TYPE_GPRS: 705 case NETWORK_TYPE_EDGE: 706 case NETWORK_TYPE_CDMA: 707 case NETWORK_TYPE_1xRTT: 708 case NETWORK_TYPE_IDEN: 709 return NETWORK_CLASS_2_G; 710 case NETWORK_TYPE_UMTS: 711 case NETWORK_TYPE_EVDO_0: 712 case NETWORK_TYPE_EVDO_A: 713 case NETWORK_TYPE_HSDPA: 714 case NETWORK_TYPE_HSUPA: 715 case NETWORK_TYPE_HSPA: 716 case NETWORK_TYPE_EVDO_B: 717 case NETWORK_TYPE_EHRPD: 718 case NETWORK_TYPE_HSPAP: 719 return NETWORK_CLASS_3_G; 720 case NETWORK_TYPE_LTE: 721 return NETWORK_CLASS_4_G; 722 default: 723 return NETWORK_CLASS_UNKNOWN; 724 } 725 } 726 727 /** 728 * Returns a string representation of the radio technology (network type) 729 * currently in use on the device. 730 * @return the name of the radio technology 731 * 732 * @hide pending API council review 733 */ 734 public String getNetworkTypeName() { 735 return getNetworkTypeName(getNetworkType()); 736 } 737 738 /** {@hide} */ 739 public static String getNetworkTypeName(int type) { 740 switch (type) { 741 case NETWORK_TYPE_GPRS: 742 return "GPRS"; 743 case NETWORK_TYPE_EDGE: 744 return "EDGE"; 745 case NETWORK_TYPE_UMTS: 746 return "UMTS"; 747 case NETWORK_TYPE_HSDPA: 748 return "HSDPA"; 749 case NETWORK_TYPE_HSUPA: 750 return "HSUPA"; 751 case NETWORK_TYPE_HSPA: 752 return "HSPA"; 753 case NETWORK_TYPE_CDMA: 754 return "CDMA"; 755 case NETWORK_TYPE_EVDO_0: 756 return "CDMA - EvDo rev. 0"; 757 case NETWORK_TYPE_EVDO_A: 758 return "CDMA - EvDo rev. A"; 759 case NETWORK_TYPE_EVDO_B: 760 return "CDMA - EvDo rev. B"; 761 case NETWORK_TYPE_1xRTT: 762 return "CDMA - 1xRTT"; 763 case NETWORK_TYPE_LTE: 764 return "LTE"; 765 case NETWORK_TYPE_EHRPD: 766 return "CDMA - eHRPD"; 767 case NETWORK_TYPE_IDEN: 768 return "iDEN"; 769 case NETWORK_TYPE_HSPAP: 770 return "HSPA+"; 771 default: 772 return "UNKNOWN"; 773 } 774 } 775 776 // 777 // 778 // SIM Card 779 // 780 // 781 782 /** SIM card state: Unknown. Signifies that the SIM is in transition 783 * between states. For example, when the user inputs the SIM pin 784 * under PIN_REQUIRED state, a query for sim status returns 785 * this state before turning to SIM_STATE_READY. */ 786 public static final int SIM_STATE_UNKNOWN = 0; 787 /** SIM card state: no SIM card is available in the device */ 788 public static final int SIM_STATE_ABSENT = 1; 789 /** SIM card state: Locked: requires the user's SIM PIN to unlock */ 790 public static final int SIM_STATE_PIN_REQUIRED = 2; 791 /** SIM card state: Locked: requires the user's SIM PUK to unlock */ 792 public static final int SIM_STATE_PUK_REQUIRED = 3; 793 /** SIM card state: Locked: requries a network PIN to unlock */ 794 public static final int SIM_STATE_NETWORK_LOCKED = 4; 795 /** SIM card state: Ready */ 796 public static final int SIM_STATE_READY = 5; 797 798 /** 799 * @return true if a ICC card is present 800 */ 801 public boolean hasIccCard() { 802 try { 803 return getITelephony().hasIccCard(); 804 } catch (RemoteException ex) { 805 // Assume no ICC card if remote exception which shouldn't happen 806 return false; 807 } catch (NullPointerException ex) { 808 // This could happen before phone restarts due to crashing 809 return false; 810 } 811 } 812 813 /** 814 * Returns a constant indicating the state of the 815 * device SIM card. 816 * 817 * @see #SIM_STATE_UNKNOWN 818 * @see #SIM_STATE_ABSENT 819 * @see #SIM_STATE_PIN_REQUIRED 820 * @see #SIM_STATE_PUK_REQUIRED 821 * @see #SIM_STATE_NETWORK_LOCKED 822 * @see #SIM_STATE_READY 823 */ 824 public int getSimState() { 825 String prop = SystemProperties.get(TelephonyProperties.PROPERTY_SIM_STATE); 826 if ("ABSENT".equals(prop)) { 827 return SIM_STATE_ABSENT; 828 } 829 else if ("PIN_REQUIRED".equals(prop)) { 830 return SIM_STATE_PIN_REQUIRED; 831 } 832 else if ("PUK_REQUIRED".equals(prop)) { 833 return SIM_STATE_PUK_REQUIRED; 834 } 835 else if ("NETWORK_LOCKED".equals(prop)) { 836 return SIM_STATE_NETWORK_LOCKED; 837 } 838 else if ("READY".equals(prop)) { 839 return SIM_STATE_READY; 840 } 841 else { 842 return SIM_STATE_UNKNOWN; 843 } 844 } 845 846 /** 847 * Returns the MCC+MNC (mobile country code + mobile network code) of the 848 * provider of the SIM. 5 or 6 decimal digits. 849 * <p> 850 * Availability: SIM state must be {@link #SIM_STATE_READY} 851 * 852 * @see #getSimState 853 */ 854 public String getSimOperator() { 855 return SystemProperties.get(TelephonyProperties.PROPERTY_ICC_OPERATOR_NUMERIC); 856 } 857 858 /** 859 * Returns the Service Provider Name (SPN). 860 * <p> 861 * Availability: SIM state must be {@link #SIM_STATE_READY} 862 * 863 * @see #getSimState 864 */ 865 public String getSimOperatorName() { 866 return SystemProperties.get(TelephonyProperties.PROPERTY_ICC_OPERATOR_ALPHA); 867 } 868 869 /** 870 * Returns the ISO country code equivalent for the SIM provider's country code. 871 */ 872 public String getSimCountryIso() { 873 return SystemProperties.get(TelephonyProperties.PROPERTY_ICC_OPERATOR_ISO_COUNTRY); 874 } 875 876 /** 877 * Returns the serial number of the SIM, if applicable. Return null if it is 878 * unavailable. 879 * <p> 880 * Requires Permission: 881 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 882 */ 883 public String getSimSerialNumber() { 884 try { 885 return getSubscriberInfo().getIccSerialNumber(); 886 } catch (RemoteException ex) { 887 return null; 888 } catch (NullPointerException ex) { 889 // This could happen before phone restarts due to crashing 890 return null; 891 } 892 } 893 894 /** 895 * Return if the current radio is LTE on CDMA. This 896 * is a tri-state return value as for a period of time 897 * the mode may be unknown. 898 * 899 * @return {@link PhoneConstants#LTE_ON_CDMA_UNKNOWN}, {@link PhoneConstants#LTE_ON_CDMA_FALSE} 900 * or {@link PhoneConstants#LTE_ON_CDMA_TRUE} 901 * 902 * @hide 903 */ 904 public int getLteOnCdmaMode() { 905 try { 906 return getITelephony().getLteOnCdmaMode(); 907 } catch (RemoteException ex) { 908 // Assume no ICC card if remote exception which shouldn't happen 909 return PhoneConstants.LTE_ON_CDMA_UNKNOWN; 910 } catch (NullPointerException ex) { 911 // This could happen before phone restarts due to crashing 912 return PhoneConstants.LTE_ON_CDMA_UNKNOWN; 913 } 914 } 915 916 // 917 // 918 // Subscriber Info 919 // 920 // 921 922 /** 923 * Returns the unique subscriber ID, for example, the IMSI for a GSM phone. 924 * Return null if it is unavailable. 925 * <p> 926 * Requires Permission: 927 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 928 */ 929 public String getSubscriberId() { 930 try { 931 return getSubscriberInfo().getSubscriberId(); 932 } catch (RemoteException ex) { 933 return null; 934 } catch (NullPointerException ex) { 935 // This could happen before phone restarts due to crashing 936 return null; 937 } 938 } 939 940 /** 941 * Returns the Group Identifier Level1 for a GSM phone. 942 * Return null if it is unavailable. 943 * <p> 944 * Requires Permission: 945 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 946 */ 947 public String getGroupIdLevel1() { 948 try { 949 return getSubscriberInfo().getGroupIdLevel1(); 950 } catch (RemoteException ex) { 951 return null; 952 } catch (NullPointerException ex) { 953 // This could happen before phone restarts due to crashing 954 return null; 955 } 956 } 957 958 /** 959 * Returns the phone number string for line 1, for example, the MSISDN 960 * for a GSM phone. Return null if it is unavailable. 961 * <p> 962 * Requires Permission: 963 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 964 */ 965 public String getLine1Number() { 966 try { 967 return getSubscriberInfo().getLine1Number(); 968 } catch (RemoteException ex) { 969 return null; 970 } catch (NullPointerException ex) { 971 // This could happen before phone restarts due to crashing 972 return null; 973 } 974 } 975 976 /** 977 * Returns the alphabetic identifier associated with the line 1 number. 978 * Return null if it is unavailable. 979 * <p> 980 * Requires Permission: 981 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 982 * @hide 983 * nobody seems to call this. 984 */ 985 public String getLine1AlphaTag() { 986 try { 987 return getSubscriberInfo().getLine1AlphaTag(); 988 } catch (RemoteException ex) { 989 return null; 990 } catch (NullPointerException ex) { 991 // This could happen before phone restarts due to crashing 992 return null; 993 } 994 } 995 996 /** 997 * Returns the MSISDN string. 998 * for a GSM phone. Return null if it is unavailable. 999 * <p> 1000 * Requires Permission: 1001 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 1002 * 1003 * @hide 1004 */ 1005 public String getMsisdn() { 1006 try { 1007 return getSubscriberInfo().getMsisdn(); 1008 } catch (RemoteException ex) { 1009 return null; 1010 } catch (NullPointerException ex) { 1011 // This could happen before phone restarts due to crashing 1012 return null; 1013 } 1014 } 1015 1016 /** 1017 * Returns the voice mail number. Return null if it is unavailable. 1018 * <p> 1019 * Requires Permission: 1020 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 1021 */ 1022 public String getVoiceMailNumber() { 1023 try { 1024 return getSubscriberInfo().getVoiceMailNumber(); 1025 } catch (RemoteException ex) { 1026 return null; 1027 } catch (NullPointerException ex) { 1028 // This could happen before phone restarts due to crashing 1029 return null; 1030 } 1031 } 1032 1033 /** 1034 * Returns the complete voice mail number. Return null if it is unavailable. 1035 * <p> 1036 * Requires Permission: 1037 * {@link android.Manifest.permission#CALL_PRIVILEGED CALL_PRIVILEGED} 1038 * 1039 * @hide 1040 */ 1041 public String getCompleteVoiceMailNumber() { 1042 try { 1043 return getSubscriberInfo().getCompleteVoiceMailNumber(); 1044 } catch (RemoteException ex) { 1045 return null; 1046 } catch (NullPointerException ex) { 1047 // This could happen before phone restarts due to crashing 1048 return null; 1049 } 1050 } 1051 1052 /** 1053 * Returns the voice mail count. Return 0 if unavailable. 1054 * <p> 1055 * Requires Permission: 1056 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 1057 * @hide 1058 */ 1059 public int getVoiceMessageCount() { 1060 try { 1061 return getITelephony().getVoiceMessageCount(); 1062 } catch (RemoteException ex) { 1063 return 0; 1064 } catch (NullPointerException ex) { 1065 // This could happen before phone restarts due to crashing 1066 return 0; 1067 } 1068 } 1069 1070 /** 1071 * Retrieves the alphabetic identifier associated with the voice 1072 * mail number. 1073 * <p> 1074 * Requires Permission: 1075 * {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE} 1076 */ 1077 public String getVoiceMailAlphaTag() { 1078 try { 1079 return getSubscriberInfo().getVoiceMailAlphaTag(); 1080 } catch (RemoteException ex) { 1081 return null; 1082 } catch (NullPointerException ex) { 1083 // This could happen before phone restarts due to crashing 1084 return null; 1085 } 1086 } 1087 1088 /** 1089 * Returns the IMS private user identity (IMPI) that was loaded from the ISIM. 1090 * @return the IMPI, or null if not present or not loaded 1091 * @hide 1092 */ 1093 public String getIsimImpi() { 1094 try { 1095 return getSubscriberInfo().getIsimImpi(); 1096 } catch (RemoteException ex) { 1097 return null; 1098 } catch (NullPointerException ex) { 1099 // This could happen before phone restarts due to crashing 1100 return null; 1101 } 1102 } 1103 1104 /** 1105 * Returns the IMS home network domain name that was loaded from the ISIM. 1106 * @return the IMS domain name, or null if not present or not loaded 1107 * @hide 1108 */ 1109 public String getIsimDomain() { 1110 try { 1111 return getSubscriberInfo().getIsimDomain(); 1112 } catch (RemoteException ex) { 1113 return null; 1114 } catch (NullPointerException ex) { 1115 // This could happen before phone restarts due to crashing 1116 return null; 1117 } 1118 } 1119 1120 /** 1121 * Returns the IMS public user identities (IMPU) that were loaded from the ISIM. 1122 * @return an array of IMPU strings, with one IMPU per string, or null if 1123 * not present or not loaded 1124 * @hide 1125 */ 1126 public String[] getIsimImpu() { 1127 try { 1128 return getSubscriberInfo().getIsimImpu(); 1129 } catch (RemoteException ex) { 1130 return null; 1131 } catch (NullPointerException ex) { 1132 // This could happen before phone restarts due to crashing 1133 return null; 1134 } 1135 } 1136 1137 private IPhoneSubInfo getSubscriberInfo() { 1138 // get it each time because that process crashes a lot 1139 return IPhoneSubInfo.Stub.asInterface(ServiceManager.getService("iphonesubinfo")); 1140 } 1141 1142 1143 /** Device call state: No activity. */ 1144 public static final int CALL_STATE_IDLE = 0; 1145 /** Device call state: Ringing. A new call arrived and is 1146 * ringing or waiting. In the latter case, another call is 1147 * already active. */ 1148 public static final int CALL_STATE_RINGING = 1; 1149 /** Device call state: Off-hook. At least one call exists 1150 * that is dialing, active, or on hold, and no calls are ringing 1151 * or waiting. */ 1152 public static final int CALL_STATE_OFFHOOK = 2; 1153 1154 /** 1155 * Returns a constant indicating the call state (cellular) on the device. 1156 */ 1157 public int getCallState() { 1158 try { 1159 return getITelephony().getCallState(); 1160 } catch (RemoteException ex) { 1161 // the phone process is restarting. 1162 return CALL_STATE_IDLE; 1163 } catch (NullPointerException ex) { 1164 // the phone process is restarting. 1165 return CALL_STATE_IDLE; 1166 } 1167 } 1168 1169 /** Data connection activity: No traffic. */ 1170 public static final int DATA_ACTIVITY_NONE = 0x00000000; 1171 /** Data connection activity: Currently receiving IP PPP traffic. */ 1172 public static final int DATA_ACTIVITY_IN = 0x00000001; 1173 /** Data connection activity: Currently sending IP PPP traffic. */ 1174 public static final int DATA_ACTIVITY_OUT = 0x00000002; 1175 /** Data connection activity: Currently both sending and receiving 1176 * IP PPP traffic. */ 1177 public static final int DATA_ACTIVITY_INOUT = DATA_ACTIVITY_IN | DATA_ACTIVITY_OUT; 1178 /** 1179 * Data connection is active, but physical link is down 1180 */ 1181 public static final int DATA_ACTIVITY_DORMANT = 0x00000004; 1182 1183 /** 1184 * Returns a constant indicating the type of activity on a data connection 1185 * (cellular). 1186 * 1187 * @see #DATA_ACTIVITY_NONE 1188 * @see #DATA_ACTIVITY_IN 1189 * @see #DATA_ACTIVITY_OUT 1190 * @see #DATA_ACTIVITY_INOUT 1191 * @see #DATA_ACTIVITY_DORMANT 1192 */ 1193 public int getDataActivity() { 1194 try { 1195 return getITelephony().getDataActivity(); 1196 } catch (RemoteException ex) { 1197 // the phone process is restarting. 1198 return DATA_ACTIVITY_NONE; 1199 } catch (NullPointerException ex) { 1200 // the phone process is restarting. 1201 return DATA_ACTIVITY_NONE; 1202 } 1203 } 1204 1205 /** Data connection state: Unknown. Used before we know the state. 1206 * @hide 1207 */ 1208 public static final int DATA_UNKNOWN = -1; 1209 /** Data connection state: Disconnected. IP traffic not available. */ 1210 public static final int DATA_DISCONNECTED = 0; 1211 /** Data connection state: Currently setting up a data connection. */ 1212 public static final int DATA_CONNECTING = 1; 1213 /** Data connection state: Connected. IP traffic should be available. */ 1214 public static final int DATA_CONNECTED = 2; 1215 /** Data connection state: Suspended. The connection is up, but IP 1216 * traffic is temporarily unavailable. For example, in a 2G network, 1217 * data activity may be suspended when a voice call arrives. */ 1218 public static final int DATA_SUSPENDED = 3; 1219 1220 /** 1221 * Returns a constant indicating the current data connection state 1222 * (cellular). 1223 * 1224 * @see #DATA_DISCONNECTED 1225 * @see #DATA_CONNECTING 1226 * @see #DATA_CONNECTED 1227 * @see #DATA_SUSPENDED 1228 */ 1229 public int getDataState() { 1230 try { 1231 return getITelephony().getDataState(); 1232 } catch (RemoteException ex) { 1233 // the phone process is restarting. 1234 return DATA_DISCONNECTED; 1235 } catch (NullPointerException ex) { 1236 return DATA_DISCONNECTED; 1237 } 1238 } 1239 1240 private ITelephony getITelephony() { 1241 return ITelephony.Stub.asInterface(ServiceManager.getService(Context.TELEPHONY_SERVICE)); 1242 } 1243 1244 // 1245 // 1246 // PhoneStateListener 1247 // 1248 // 1249 1250 /** 1251 * Registers a listener object to receive notification of changes 1252 * in specified telephony states. 1253 * <p> 1254 * To register a listener, pass a {@link PhoneStateListener} 1255 * and specify at least one telephony state of interest in 1256 * the events argument. 1257 * 1258 * At registration, and when a specified telephony state 1259 * changes, the telephony manager invokes the appropriate 1260 * callback method on the listener object and passes the 1261 * current (udpated) values. 1262 * <p> 1263 * To unregister a listener, pass the listener object and set the 1264 * events argument to 1265 * {@link PhoneStateListener#LISTEN_NONE LISTEN_NONE} (0). 1266 * 1267 * @param listener The {@link PhoneStateListener} object to register 1268 * (or unregister) 1269 * @param events The telephony state(s) of interest to the listener, 1270 * as a bitwise-OR combination of {@link PhoneStateListener} 1271 * LISTEN_ flags. 1272 */ 1273 public void listen(PhoneStateListener listener, int events) { 1274 String pkgForDebug = mContext != null ? mContext.getPackageName() : "<unknown>"; 1275 try { 1276 Boolean notifyNow = true; 1277 sRegistry.listen(pkgForDebug, listener.callback, events, notifyNow); 1278 } catch (RemoteException ex) { 1279 // system process dead 1280 } catch (NullPointerException ex) { 1281 // system process dead 1282 } 1283 } 1284 1285 /** 1286 * Returns the CDMA ERI icon index to display 1287 * 1288 * @hide 1289 */ 1290 public int getCdmaEriIconIndex() { 1291 try { 1292 return getITelephony().getCdmaEriIconIndex(); 1293 } catch (RemoteException ex) { 1294 // the phone process is restarting. 1295 return -1; 1296 } catch (NullPointerException ex) { 1297 return -1; 1298 } 1299 } 1300 1301 /** 1302 * Returns the CDMA ERI icon mode, 1303 * 0 - ON 1304 * 1 - FLASHING 1305 * 1306 * @hide 1307 */ 1308 public int getCdmaEriIconMode() { 1309 try { 1310 return getITelephony().getCdmaEriIconMode(); 1311 } catch (RemoteException ex) { 1312 // the phone process is restarting. 1313 return -1; 1314 } catch (NullPointerException ex) { 1315 return -1; 1316 } 1317 } 1318 1319 /** 1320 * Returns the CDMA ERI text, 1321 * 1322 * @hide 1323 */ 1324 public String getCdmaEriText() { 1325 try { 1326 return getITelephony().getCdmaEriText(); 1327 } catch (RemoteException ex) { 1328 // the phone process is restarting. 1329 return null; 1330 } catch (NullPointerException ex) { 1331 return null; 1332 } 1333 } 1334 1335 /** 1336 * @return true if the current device is "voice capable". 1337 * <p> 1338 * "Voice capable" means that this device supports circuit-switched 1339 * (i.e. voice) phone calls over the telephony network, and is allowed 1340 * to display the in-call UI while a cellular voice call is active. 1341 * This will be false on "data only" devices which can't make voice 1342 * calls and don't support any in-call UI. 1343 * <p> 1344 * Note: the meaning of this flag is subtly different from the 1345 * PackageManager.FEATURE_TELEPHONY system feature, which is available 1346 * on any device with a telephony radio, even if the device is 1347 * data-only. 1348 * 1349 * @hide pending API review 1350 */ 1351 public boolean isVoiceCapable() { 1352 if (mContext == null) return true; 1353 return mContext.getResources().getBoolean( 1354 com.android.internal.R.bool.config_voice_capable); 1355 } 1356 1357 /** 1358 * @return true if the current device supports sms service. 1359 * <p> 1360 * If true, this means that the device supports both sending and 1361 * receiving sms via the telephony network. 1362 * <p> 1363 * Note: Voicemail waiting sms, cell broadcasting sms, and MMS are 1364 * disabled when device doesn't support sms. 1365 * 1366 * @hide pending API review 1367 */ 1368 public boolean isSmsCapable() { 1369 if (mContext == null) return true; 1370 return mContext.getResources().getBoolean( 1371 com.android.internal.R.bool.config_sms_capable); 1372 } 1373 1374 /** 1375 * Returns all observed cell information from all radios on the 1376 * device including the primary and neighboring cells. This does 1377 * not cause or change the rate of PhoneStateListner#onCellInfoChanged. 1378 *<p> 1379 * The list can include one or more of {@link android.telephony.CellInfoGsm CellInfoGsm}, 1380 * {@link android.telephony.CellInfoCdma CellInfoCdma}, 1381 * {@link android.telephony.CellInfoLte CellInfoLte} and 1382 * {@link android.telephony.CellInfoWcdma CellInfoCdma} in any combination. 1383 * Specifically on devices with multiple radios it is typical to see instances of 1384 * one or more of any these in the list. In addition 0, 1 or more CellInfo 1385 * objects may return isRegistered() true. 1386 *<p> 1387 * This is preferred over using getCellLocation although for older 1388 * devices this may return null in which case getCellLocation should 1389 * be called. 1390 *<p> 1391 * @return List of CellInfo or null if info unavailable. 1392 * 1393 * <p>Requires Permission: {@link android.Manifest.permission#ACCESS_COARSE_LOCATION} 1394 */ 1395 public List<CellInfo> getAllCellInfo() { 1396 try { 1397 return getITelephony().getAllCellInfo(); 1398 } catch (RemoteException ex) { 1399 return null; 1400 } catch (NullPointerException ex) { 1401 return null; 1402 } 1403 } 1404 1405 /** 1406 * Sets the minimum time in milli-seconds between {@link PhoneStateListener#onCellInfoChanged 1407 * PhoneStateListener.onCellInfoChanged} will be invoked. 1408 *<p> 1409 * The default, 0, means invoke onCellInfoChanged when any of the reported 1410 * information changes. Setting the value to INT_MAX(0x7fffffff) means never issue 1411 * A onCellInfoChanged. 1412 *<p> 1413 * @param rateInMillis the rate 1414 * 1415 * @hide 1416 */ 1417 public void setCellInfoListRate(int rateInMillis) { 1418 try { 1419 getITelephony().setCellInfoListRate(rateInMillis); 1420 } catch (RemoteException ex) { 1421 } catch (NullPointerException ex) { 1422 } 1423 } 1424 1425 /** 1426 * Returns the MMS user agent. 1427 */ 1428 public String getMmsUserAgent() { 1429 if (mContext == null) return null; 1430 return mContext.getResources().getString( 1431 com.android.internal.R.string.config_mms_user_agent); 1432 } 1433 1434 /** 1435 * Returns the MMS user agent profile URL. 1436 */ 1437 public String getMmsUAProfUrl() { 1438 if (mContext == null) return null; 1439 return mContext.getResources().getString( 1440 com.android.internal.R.string.config_mms_user_agent_profile_url); 1441 } 1442} 1443