ConnectionService.java revision 5c9c86ec0f95d1f5e1aca212967f508fc736b895
1/* 2 * Copyright (C) 2014 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.telecom; 18 19import android.annotation.SdkConstant; 20import android.annotation.SystemApi; 21import android.app.Service; 22import android.content.ComponentName; 23import android.content.Intent; 24import android.net.Uri; 25import android.os.Handler; 26import android.os.IBinder; 27import android.os.Looper; 28import android.os.Message; 29 30import com.android.internal.os.SomeArgs; 31import com.android.internal.telecom.IConnectionService; 32import com.android.internal.telecom.IConnectionServiceAdapter; 33import com.android.internal.telecom.RemoteServiceCallback; 34 35import java.util.ArrayList; 36import java.util.Collection; 37import java.util.Collections; 38import java.util.List; 39import java.util.Map; 40import java.util.UUID; 41import java.util.concurrent.ConcurrentHashMap; 42 43/** 44 * {@code ConnectionService} is an abstract service that should be implemented by any app which can 45 * make phone calls and want those calls to be integrated into the built-in phone app. 46 * Once implemented, the {@code ConnectionService} needs two additional steps before it will be 47 * integrated into the phone app: 48 * <p> 49 * 1. <i>Registration in AndroidManifest.xml</i> 50 * <br/> 51 * <pre> 52 * <service android:name="com.example.package.MyConnectionService" 53 * android:label="@string/some_label_for_my_connection_service" 54 * android:permission="android.permission.BIND_CONNECTION_SERVICE"> 55 * <intent-filter> 56 * <action android:name="android.telecom.ConnectionService" /> 57 * </intent-filter> 58 * </service> 59 * </pre> 60 * <p> 61 * 2. <i> Registration of {@link PhoneAccount} with {@link TelecomManager}.</i> 62 * <br/> 63 * See {@link PhoneAccount} and {@link TelecomManager#registerPhoneAccount} for more information. 64 * <p> 65 * Once registered and enabled by the user in the dialer settings, telecom will bind to a 66 * {@code ConnectionService} implementation when it wants that {@code ConnectionService} to place 67 * a call or the service has indicated that is has an incoming call through 68 * {@link TelecomManager#addNewIncomingCall}. The {@code ConnectionService} can then expect a call 69 * to {@link #onCreateIncomingConnection} or {@link #onCreateOutgoingConnection} wherein it 70 * should provide a new instance of a {@link Connection} object. It is through this 71 * {@link Connection} object that telecom receives state updates and the {@code ConnectionService} 72 * receives call-commands such as answer, reject, hold and disconnect. 73 * <p> 74 * When there are no more live calls, telecom will unbind from the {@code ConnectionService}. 75 * @hide 76 */ 77@SystemApi 78public abstract class ConnectionService extends Service { 79 /** 80 * The {@link Intent} that must be declared as handled by the service. 81 */ 82 @SdkConstant(SdkConstant.SdkConstantType.SERVICE_ACTION) 83 public static final String SERVICE_INTERFACE = "android.telecom.ConnectionService"; 84 85 // Flag controlling whether PII is emitted into the logs 86 private static final boolean PII_DEBUG = Log.isLoggable(android.util.Log.DEBUG); 87 88 private static final int MSG_ADD_CONNECTION_SERVICE_ADAPTER = 1; 89 private static final int MSG_CREATE_CONNECTION = 2; 90 private static final int MSG_ABORT = 3; 91 private static final int MSG_ANSWER = 4; 92 private static final int MSG_REJECT = 5; 93 private static final int MSG_DISCONNECT = 6; 94 private static final int MSG_HOLD = 7; 95 private static final int MSG_UNHOLD = 8; 96 private static final int MSG_ON_AUDIO_STATE_CHANGED = 9; 97 private static final int MSG_PLAY_DTMF_TONE = 10; 98 private static final int MSG_STOP_DTMF_TONE = 11; 99 private static final int MSG_CONFERENCE = 12; 100 private static final int MSG_SPLIT_FROM_CONFERENCE = 13; 101 private static final int MSG_ON_POST_DIAL_CONTINUE = 14; 102 private static final int MSG_REMOVE_CONNECTION_SERVICE_ADAPTER = 16; 103 private static final int MSG_ANSWER_VIDEO = 17; 104 private static final int MSG_MERGE_CONFERENCE = 18; 105 private static final int MSG_SWAP_CONFERENCE = 19; 106 107 private static Connection sNullConnection; 108 109 private final Map<String, Connection> mConnectionById = new ConcurrentHashMap<>(); 110 private final Map<Connection, String> mIdByConnection = new ConcurrentHashMap<>(); 111 private final Map<String, Conference> mConferenceById = new ConcurrentHashMap<>(); 112 private final Map<Conference, String> mIdByConference = new ConcurrentHashMap<>(); 113 private final RemoteConnectionManager mRemoteConnectionManager = 114 new RemoteConnectionManager(this); 115 private final List<Runnable> mPreInitializationConnectionRequests = new ArrayList<>(); 116 private final ConnectionServiceAdapter mAdapter = new ConnectionServiceAdapter(); 117 118 private boolean mAreAccountsInitialized = false; 119 private Conference sNullConference; 120 121 private final IBinder mBinder = new IConnectionService.Stub() { 122 @Override 123 public void addConnectionServiceAdapter(IConnectionServiceAdapter adapter) { 124 mHandler.obtainMessage(MSG_ADD_CONNECTION_SERVICE_ADAPTER, adapter).sendToTarget(); 125 } 126 127 public void removeConnectionServiceAdapter(IConnectionServiceAdapter adapter) { 128 mHandler.obtainMessage(MSG_REMOVE_CONNECTION_SERVICE_ADAPTER, adapter).sendToTarget(); 129 } 130 131 @Override 132 public void createConnection( 133 PhoneAccountHandle connectionManagerPhoneAccount, 134 String id, 135 ConnectionRequest request, 136 boolean isIncoming, 137 boolean isUnknown) { 138 SomeArgs args = SomeArgs.obtain(); 139 args.arg1 = connectionManagerPhoneAccount; 140 args.arg2 = id; 141 args.arg3 = request; 142 args.argi1 = isIncoming ? 1 : 0; 143 args.argi2 = isUnknown ? 1 : 0; 144 mHandler.obtainMessage(MSG_CREATE_CONNECTION, args).sendToTarget(); 145 } 146 147 @Override 148 public void abort(String callId) { 149 mHandler.obtainMessage(MSG_ABORT, callId).sendToTarget(); 150 } 151 152 @Override 153 /** @hide */ 154 public void answerVideo(String callId, int videoState) { 155 SomeArgs args = SomeArgs.obtain(); 156 args.arg1 = callId; 157 args.argi1 = videoState; 158 mHandler.obtainMessage(MSG_ANSWER_VIDEO, args).sendToTarget(); 159 } 160 161 @Override 162 public void answer(String callId) { 163 mHandler.obtainMessage(MSG_ANSWER, callId).sendToTarget(); 164 } 165 166 @Override 167 public void reject(String callId) { 168 mHandler.obtainMessage(MSG_REJECT, callId).sendToTarget(); 169 } 170 171 @Override 172 public void disconnect(String callId) { 173 mHandler.obtainMessage(MSG_DISCONNECT, callId).sendToTarget(); 174 } 175 176 @Override 177 public void hold(String callId) { 178 mHandler.obtainMessage(MSG_HOLD, callId).sendToTarget(); 179 } 180 181 @Override 182 public void unhold(String callId) { 183 mHandler.obtainMessage(MSG_UNHOLD, callId).sendToTarget(); 184 } 185 186 @Override 187 public void onAudioStateChanged(String callId, AudioState audioState) { 188 SomeArgs args = SomeArgs.obtain(); 189 args.arg1 = callId; 190 args.arg2 = audioState; 191 mHandler.obtainMessage(MSG_ON_AUDIO_STATE_CHANGED, args).sendToTarget(); 192 } 193 194 @Override 195 public void playDtmfTone(String callId, char digit) { 196 mHandler.obtainMessage(MSG_PLAY_DTMF_TONE, digit, 0, callId).sendToTarget(); 197 } 198 199 @Override 200 public void stopDtmfTone(String callId) { 201 mHandler.obtainMessage(MSG_STOP_DTMF_TONE, callId).sendToTarget(); 202 } 203 204 @Override 205 public void conference(String callId1, String callId2) { 206 SomeArgs args = SomeArgs.obtain(); 207 args.arg1 = callId1; 208 args.arg2 = callId2; 209 mHandler.obtainMessage(MSG_CONFERENCE, args).sendToTarget(); 210 } 211 212 @Override 213 public void splitFromConference(String callId) { 214 mHandler.obtainMessage(MSG_SPLIT_FROM_CONFERENCE, callId).sendToTarget(); 215 } 216 217 @Override 218 public void mergeConference(String callId) { 219 mHandler.obtainMessage(MSG_MERGE_CONFERENCE, callId).sendToTarget(); 220 } 221 222 @Override 223 public void swapConference(String callId) { 224 mHandler.obtainMessage(MSG_SWAP_CONFERENCE, callId).sendToTarget(); 225 } 226 227 @Override 228 public void onPostDialContinue(String callId, boolean proceed) { 229 SomeArgs args = SomeArgs.obtain(); 230 args.arg1 = callId; 231 args.argi1 = proceed ? 1 : 0; 232 mHandler.obtainMessage(MSG_ON_POST_DIAL_CONTINUE, args).sendToTarget(); 233 } 234 }; 235 236 private final Handler mHandler = new Handler(Looper.getMainLooper()) { 237 @Override 238 public void handleMessage(Message msg) { 239 switch (msg.what) { 240 case MSG_ADD_CONNECTION_SERVICE_ADAPTER: 241 mAdapter.addAdapter((IConnectionServiceAdapter) msg.obj); 242 onAdapterAttached(); 243 break; 244 case MSG_REMOVE_CONNECTION_SERVICE_ADAPTER: 245 mAdapter.removeAdapter((IConnectionServiceAdapter) msg.obj); 246 break; 247 case MSG_CREATE_CONNECTION: { 248 SomeArgs args = (SomeArgs) msg.obj; 249 try { 250 final PhoneAccountHandle connectionManagerPhoneAccount = 251 (PhoneAccountHandle) args.arg1; 252 final String id = (String) args.arg2; 253 final ConnectionRequest request = (ConnectionRequest) args.arg3; 254 final boolean isIncoming = args.argi1 == 1; 255 final boolean isUnknown = args.argi2 == 1; 256 if (!mAreAccountsInitialized) { 257 Log.d(this, "Enqueueing pre-init request %s", id); 258 mPreInitializationConnectionRequests.add(new Runnable() { 259 @Override 260 public void run() { 261 createConnection( 262 connectionManagerPhoneAccount, 263 id, 264 request, 265 isIncoming, 266 isUnknown); 267 } 268 }); 269 } else { 270 createConnection( 271 connectionManagerPhoneAccount, 272 id, 273 request, 274 isIncoming, 275 isUnknown); 276 } 277 } finally { 278 args.recycle(); 279 } 280 break; 281 } 282 case MSG_ABORT: 283 abort((String) msg.obj); 284 break; 285 case MSG_ANSWER: 286 answer((String) msg.obj); 287 break; 288 case MSG_ANSWER_VIDEO: { 289 SomeArgs args = (SomeArgs) msg.obj; 290 try { 291 String callId = (String) args.arg1; 292 int videoState = args.argi1; 293 answerVideo(callId, videoState); 294 } finally { 295 args.recycle(); 296 } 297 break; 298 } 299 case MSG_REJECT: 300 reject((String) msg.obj); 301 break; 302 case MSG_DISCONNECT: 303 disconnect((String) msg.obj); 304 break; 305 case MSG_HOLD: 306 hold((String) msg.obj); 307 break; 308 case MSG_UNHOLD: 309 unhold((String) msg.obj); 310 break; 311 case MSG_ON_AUDIO_STATE_CHANGED: { 312 SomeArgs args = (SomeArgs) msg.obj; 313 try { 314 String callId = (String) args.arg1; 315 AudioState audioState = (AudioState) args.arg2; 316 onAudioStateChanged(callId, audioState); 317 } finally { 318 args.recycle(); 319 } 320 break; 321 } 322 case MSG_PLAY_DTMF_TONE: 323 playDtmfTone((String) msg.obj, (char) msg.arg1); 324 break; 325 case MSG_STOP_DTMF_TONE: 326 stopDtmfTone((String) msg.obj); 327 break; 328 case MSG_CONFERENCE: { 329 SomeArgs args = (SomeArgs) msg.obj; 330 try { 331 String callId1 = (String) args.arg1; 332 String callId2 = (String) args.arg2; 333 conference(callId1, callId2); 334 } finally { 335 args.recycle(); 336 } 337 break; 338 } 339 case MSG_SPLIT_FROM_CONFERENCE: 340 splitFromConference((String) msg.obj); 341 break; 342 case MSG_MERGE_CONFERENCE: 343 mergeConference((String) msg.obj); 344 break; 345 case MSG_SWAP_CONFERENCE: 346 swapConference((String) msg.obj); 347 break; 348 case MSG_ON_POST_DIAL_CONTINUE: { 349 SomeArgs args = (SomeArgs) msg.obj; 350 try { 351 String callId = (String) args.arg1; 352 boolean proceed = (args.argi1 == 1); 353 onPostDialContinue(callId, proceed); 354 } finally { 355 args.recycle(); 356 } 357 break; 358 } 359 default: 360 break; 361 } 362 } 363 }; 364 365 private final Conference.Listener mConferenceListener = new Conference.Listener() { 366 @Override 367 public void onStateChanged(Conference conference, int oldState, int newState) { 368 String id = mIdByConference.get(conference); 369 switch (newState) { 370 case Connection.STATE_ACTIVE: 371 mAdapter.setActive(id); 372 break; 373 case Connection.STATE_HOLDING: 374 mAdapter.setOnHold(id); 375 break; 376 case Connection.STATE_DISCONNECTED: 377 // handled by onDisconnected 378 break; 379 } 380 } 381 382 @Override 383 public void onDisconnected(Conference conference, DisconnectCause disconnectCause) { 384 String id = mIdByConference.get(conference); 385 mAdapter.setDisconnected(id, disconnectCause); 386 } 387 388 @Override 389 public void onConnectionAdded(Conference conference, Connection connection) { 390 } 391 392 @Override 393 public void onConnectionRemoved(Conference conference, Connection connection) { 394 } 395 396 @Override 397 public void onConferenceableConnectionsChanged( 398 Conference conference, List<Connection> conferenceableConnections) { 399 mAdapter.setConferenceableConnections( 400 mIdByConference.get(conference), 401 createConnectionIdList(conferenceableConnections)); 402 } 403 404 @Override 405 public void onDestroyed(Conference conference) { 406 removeConference(conference); 407 } 408 409 @Override 410 public void onConnectionCapabilitiesChanged( 411 Conference conference, 412 int connectionCapabilities) { 413 String id = mIdByConference.get(conference); 414 Log.d(this, "call capabilities: conference: %s", 415 Connection.capabilitiesToString(connectionCapabilities)); 416 mAdapter.setConnectionCapabilities(id, connectionCapabilities); 417 } 418 }; 419 420 private final Connection.Listener mConnectionListener = new Connection.Listener() { 421 @Override 422 public void onStateChanged(Connection c, int state) { 423 String id = mIdByConnection.get(c); 424 Log.d(this, "Adapter set state %s %s", id, Connection.stateToString(state)); 425 switch (state) { 426 case Connection.STATE_ACTIVE: 427 mAdapter.setActive(id); 428 break; 429 case Connection.STATE_DIALING: 430 mAdapter.setDialing(id); 431 break; 432 case Connection.STATE_DISCONNECTED: 433 // Handled in onDisconnected() 434 break; 435 case Connection.STATE_HOLDING: 436 mAdapter.setOnHold(id); 437 break; 438 case Connection.STATE_NEW: 439 // Nothing to tell Telecom 440 break; 441 case Connection.STATE_RINGING: 442 mAdapter.setRinging(id); 443 break; 444 } 445 } 446 447 @Override 448 public void onDisconnected(Connection c, DisconnectCause disconnectCause) { 449 String id = mIdByConnection.get(c); 450 Log.d(this, "Adapter set disconnected %s", disconnectCause); 451 mAdapter.setDisconnected(id, disconnectCause); 452 } 453 454 @Override 455 public void onVideoStateChanged(Connection c, int videoState) { 456 String id = mIdByConnection.get(c); 457 Log.d(this, "Adapter set video state %d", videoState); 458 mAdapter.setVideoState(id, videoState); 459 } 460 461 @Override 462 public void onAddressChanged(Connection c, Uri address, int presentation) { 463 String id = mIdByConnection.get(c); 464 mAdapter.setAddress(id, address, presentation); 465 } 466 467 @Override 468 public void onCallerDisplayNameChanged( 469 Connection c, String callerDisplayName, int presentation) { 470 String id = mIdByConnection.get(c); 471 mAdapter.setCallerDisplayName(id, callerDisplayName, presentation); 472 } 473 474 @Override 475 public void onDestroyed(Connection c) { 476 removeConnection(c); 477 } 478 479 @Override 480 public void onPostDialWait(Connection c, String remaining) { 481 String id = mIdByConnection.get(c); 482 Log.d(this, "Adapter onPostDialWait %s, %s", c, remaining); 483 mAdapter.onPostDialWait(id, remaining); 484 } 485 486 @Override 487 public void onRingbackRequested(Connection c, boolean ringback) { 488 String id = mIdByConnection.get(c); 489 Log.d(this, "Adapter onRingback %b", ringback); 490 mAdapter.setRingbackRequested(id, ringback); 491 } 492 493 @Override 494 public void onConnectionCapabilitiesChanged(Connection c, int capabilities) { 495 String id = mIdByConnection.get(c); 496 Log.d(this, "capabilities: parcelableconnection: %s", 497 Connection.capabilitiesToString(capabilities)); 498 mAdapter.setConnectionCapabilities(id, capabilities); 499 } 500 501 @Override 502 public void onVideoProviderChanged(Connection c, Connection.VideoProvider videoProvider) { 503 String id = mIdByConnection.get(c); 504 mAdapter.setVideoProvider(id, videoProvider); 505 } 506 507 @Override 508 public void onAudioModeIsVoipChanged(Connection c, boolean isVoip) { 509 String id = mIdByConnection.get(c); 510 mAdapter.setIsVoipAudioMode(id, isVoip); 511 } 512 513 @Override 514 public void onStatusHintsChanged(Connection c, StatusHints statusHints) { 515 String id = mIdByConnection.get(c); 516 mAdapter.setStatusHints(id, statusHints); 517 } 518 519 @Override 520 public void onConferenceablesChanged( 521 Connection connection, List<IConferenceable> conferenceables) { 522 mAdapter.setConferenceableConnections( 523 mIdByConnection.get(connection), 524 createIdList(conferenceables)); 525 } 526 527 @Override 528 public void onConferenceChanged(Connection connection, Conference conference) { 529 String id = mIdByConnection.get(connection); 530 if (id != null) { 531 String conferenceId = null; 532 if (conference != null) { 533 conferenceId = mIdByConference.get(conference); 534 } 535 mAdapter.setIsConferenced(id, conferenceId); 536 } 537 } 538 }; 539 540 /** {@inheritDoc} */ 541 @Override 542 public final IBinder onBind(Intent intent) { 543 return mBinder; 544 } 545 546 /** {@inheritDoc} */ 547 @Override 548 public boolean onUnbind(Intent intent) { 549 endAllConnections(); 550 return super.onUnbind(intent); 551 } 552 553 /** 554 * This can be used by telecom to either create a new outgoing call or attach to an existing 555 * incoming call. In either case, telecom will cycle through a set of services and call 556 * createConnection util a connection service cancels the process or completes it successfully. 557 */ 558 private void createConnection( 559 final PhoneAccountHandle callManagerAccount, 560 final String callId, 561 final ConnectionRequest request, 562 boolean isIncoming, 563 boolean isUnknown) { 564 Log.d(this, "createConnection, callManagerAccount: %s, callId: %s, request: %s, " + 565 "isIncoming: %b, isUnknown: %b", callManagerAccount, callId, request, isIncoming, 566 isUnknown); 567 568 Connection connection = isUnknown ? onCreateUnknownConnection(callManagerAccount, request) 569 : isIncoming ? onCreateIncomingConnection(callManagerAccount, request) 570 : onCreateOutgoingConnection(callManagerAccount, request); 571 Log.d(this, "createConnection, connection: %s", connection); 572 if (connection == null) { 573 connection = Connection.createFailedConnection( 574 new DisconnectCause(DisconnectCause.ERROR)); 575 } 576 577 if (connection.getState() != Connection.STATE_DISCONNECTED) { 578 addConnection(callId, connection); 579 } 580 581 Uri address = connection.getAddress(); 582 String number = address == null ? "null" : address.getSchemeSpecificPart(); 583 Log.v(this, "createConnection, number: %s, state: %s, capabilities: %s", 584 Connection.toLogSafePhoneNumber(number), 585 Connection.stateToString(connection.getState()), 586 Connection.capabilitiesToString(connection.getConnectionCapabilities())); 587 588 Log.d(this, "createConnection, calling handleCreateConnectionSuccessful %s", callId); 589 mAdapter.handleCreateConnectionComplete( 590 callId, 591 request, 592 new ParcelableConnection( 593 request.getAccountHandle(), 594 connection.getState(), 595 connection.getConnectionCapabilities(), 596 connection.getAddress(), 597 connection.getAddressPresentation(), 598 connection.getCallerDisplayName(), 599 connection.getCallerDisplayNamePresentation(), 600 connection.getVideoProvider() == null ? 601 null : connection.getVideoProvider().getInterface(), 602 connection.getVideoState(), 603 connection.isRingbackRequested(), 604 connection.getAudioModeIsVoip(), 605 connection.getStatusHints(), 606 connection.getDisconnectCause(), 607 createIdList(connection.getConferenceables()))); 608 } 609 610 private void abort(String callId) { 611 Log.d(this, "abort %s", callId); 612 findConnectionForAction(callId, "abort").onAbort(); 613 } 614 615 private void answerVideo(String callId, int videoState) { 616 Log.d(this, "answerVideo %s", callId); 617 findConnectionForAction(callId, "answer").onAnswer(videoState); 618 } 619 620 private void answer(String callId) { 621 Log.d(this, "answer %s", callId); 622 findConnectionForAction(callId, "answer").onAnswer(); 623 } 624 625 private void reject(String callId) { 626 Log.d(this, "reject %s", callId); 627 findConnectionForAction(callId, "reject").onReject(); 628 } 629 630 private void disconnect(String callId) { 631 Log.d(this, "disconnect %s", callId); 632 if (mConnectionById.containsKey(callId)) { 633 findConnectionForAction(callId, "disconnect").onDisconnect(); 634 } else { 635 findConferenceForAction(callId, "disconnect").onDisconnect(); 636 } 637 } 638 639 private void hold(String callId) { 640 Log.d(this, "hold %s", callId); 641 if (mConnectionById.containsKey(callId)) { 642 findConnectionForAction(callId, "hold").onHold(); 643 } else { 644 findConferenceForAction(callId, "hold").onHold(); 645 } 646 } 647 648 private void unhold(String callId) { 649 Log.d(this, "unhold %s", callId); 650 if (mConnectionById.containsKey(callId)) { 651 findConnectionForAction(callId, "unhold").onUnhold(); 652 } else { 653 findConferenceForAction(callId, "unhold").onUnhold(); 654 } 655 } 656 657 private void onAudioStateChanged(String callId, AudioState audioState) { 658 Log.d(this, "onAudioStateChanged %s %s", callId, audioState); 659 if (mConnectionById.containsKey(callId)) { 660 findConnectionForAction(callId, "onAudioStateChanged").setAudioState(audioState); 661 } else { 662 findConferenceForAction(callId, "onAudioStateChanged").setAudioState(audioState); 663 } 664 } 665 666 private void playDtmfTone(String callId, char digit) { 667 Log.d(this, "playDtmfTone %s %c", callId, digit); 668 if (mConnectionById.containsKey(callId)) { 669 findConnectionForAction(callId, "playDtmfTone").onPlayDtmfTone(digit); 670 } else { 671 findConferenceForAction(callId, "playDtmfTone").onPlayDtmfTone(digit); 672 } 673 } 674 675 private void stopDtmfTone(String callId) { 676 Log.d(this, "stopDtmfTone %s", callId); 677 if (mConnectionById.containsKey(callId)) { 678 findConnectionForAction(callId, "stopDtmfTone").onStopDtmfTone(); 679 } else { 680 findConferenceForAction(callId, "stopDtmfTone").onStopDtmfTone(); 681 } 682 } 683 684 private void conference(String callId1, String callId2) { 685 Log.d(this, "conference %s, %s", callId1, callId2); 686 687 // Attempt to get second connection or conference. 688 Connection connection2 = findConnectionForAction(callId2, "conference"); 689 Conference conference2 = getNullConference(); 690 if (connection2 == getNullConnection()) { 691 conference2 = findConferenceForAction(callId2, "conference"); 692 if (conference2 == getNullConference()) { 693 Log.w(this, "Connection2 or Conference2 missing in conference request %s.", 694 callId2); 695 return; 696 } 697 } 698 699 // Attempt to get first connection or conference and perform merge. 700 Connection connection1 = findConnectionForAction(callId1, "conference"); 701 if (connection1 == getNullConnection()) { 702 Conference conference1 = findConferenceForAction(callId1, "addConnection"); 703 if (conference1 == getNullConference()) { 704 Log.w(this, 705 "Connection1 or Conference1 missing in conference request %s.", 706 callId1); 707 } else { 708 // Call 1 is a conference. 709 if (connection2 != getNullConnection()) { 710 // Call 2 is a connection so merge via call 1 (conference). 711 conference1.onMerge(connection2); 712 } else { 713 // Call 2 is ALSO a conference; this should never happen. 714 Log.wtf(this, "There can only be one conference and an attempt was made to " + 715 "merge two conferences."); 716 return; 717 } 718 } 719 } else { 720 // Call 1 is a connection. 721 if (conference2 != getNullConference()) { 722 // Call 2 is a conference, so merge via call 2. 723 conference2.onMerge(connection1); 724 } else { 725 // Call 2 is a connection, so merge together. 726 onConference(connection1, connection2); 727 } 728 } 729 } 730 731 private void splitFromConference(String callId) { 732 Log.d(this, "splitFromConference(%s)", callId); 733 734 Connection connection = findConnectionForAction(callId, "splitFromConference"); 735 if (connection == getNullConnection()) { 736 Log.w(this, "Connection missing in conference request %s.", callId); 737 return; 738 } 739 740 Conference conference = connection.getConference(); 741 if (conference != null) { 742 conference.onSeparate(connection); 743 } 744 } 745 746 private void mergeConference(String callId) { 747 Log.d(this, "mergeConference(%s)", callId); 748 Conference conference = findConferenceForAction(callId, "mergeConference"); 749 if (conference != null) { 750 conference.onMerge(); 751 } 752 } 753 754 private void swapConference(String callId) { 755 Log.d(this, "swapConference(%s)", callId); 756 Conference conference = findConferenceForAction(callId, "swapConference"); 757 if (conference != null) { 758 conference.onSwap(); 759 } 760 } 761 762 private void onPostDialContinue(String callId, boolean proceed) { 763 Log.d(this, "onPostDialContinue(%s)", callId); 764 findConnectionForAction(callId, "stopDtmfTone").onPostDialContinue(proceed); 765 } 766 767 private void onAdapterAttached() { 768 if (mAreAccountsInitialized) { 769 // No need to query again if we already did it. 770 return; 771 } 772 773 mAdapter.queryRemoteConnectionServices(new RemoteServiceCallback.Stub() { 774 @Override 775 public void onResult( 776 final List<ComponentName> componentNames, 777 final List<IBinder> services) { 778 mHandler.post(new Runnable() { 779 @Override 780 public void run() { 781 for (int i = 0; i < componentNames.size() && i < services.size(); i++) { 782 mRemoteConnectionManager.addConnectionService( 783 componentNames.get(i), 784 IConnectionService.Stub.asInterface(services.get(i))); 785 } 786 onAccountsInitialized(); 787 Log.d(this, "remote connection services found: " + services); 788 } 789 }); 790 } 791 792 @Override 793 public void onError() { 794 mHandler.post(new Runnable() { 795 @Override 796 public void run() { 797 mAreAccountsInitialized = true; 798 } 799 }); 800 } 801 }); 802 } 803 804 /** 805 * Ask some other {@code ConnectionService} to create a {@code RemoteConnection} given an 806 * incoming request. This is used by {@code ConnectionService}s that are registered with 807 * {@link PhoneAccount#CAPABILITY_CONNECTION_MANAGER} and want to be able to manage 808 * SIM-based incoming calls. 809 * 810 * @param connectionManagerPhoneAccount See description at 811 * {@link #onCreateOutgoingConnection(PhoneAccountHandle, ConnectionRequest)}. 812 * @param request Details about the incoming call. 813 * @return The {@code Connection} object to satisfy this call, or {@code null} to 814 * not handle the call. 815 */ 816 public final RemoteConnection createRemoteIncomingConnection( 817 PhoneAccountHandle connectionManagerPhoneAccount, 818 ConnectionRequest request) { 819 return mRemoteConnectionManager.createRemoteConnection( 820 connectionManagerPhoneAccount, request, true); 821 } 822 823 /** 824 * Ask some other {@code ConnectionService} to create a {@code RemoteConnection} given an 825 * outgoing request. This is used by {@code ConnectionService}s that are registered with 826 * {@link PhoneAccount#CAPABILITY_CONNECTION_MANAGER} and want to be able to use the 827 * SIM-based {@code ConnectionService} to place its outgoing calls. 828 * 829 * @param connectionManagerPhoneAccount See description at 830 * {@link #onCreateOutgoingConnection(PhoneAccountHandle, ConnectionRequest)}. 831 * @param request Details about the incoming call. 832 * @return The {@code Connection} object to satisfy this call, or {@code null} to 833 * not handle the call. 834 */ 835 public final RemoteConnection createRemoteOutgoingConnection( 836 PhoneAccountHandle connectionManagerPhoneAccount, 837 ConnectionRequest request) { 838 return mRemoteConnectionManager.createRemoteConnection( 839 connectionManagerPhoneAccount, request, false); 840 } 841 842 /** 843 * Indicates to the relevant {@code RemoteConnectionService} that the specified 844 * {@link RemoteConnection}s should be merged into a conference call. 845 * <p> 846 * If the conference request is successful, the method {@link #onRemoteConferenceAdded} will 847 * be invoked. 848 * 849 * @param remoteConnection1 The first of the remote connections to conference. 850 * @param remoteConnection2 The second of the remote connections to conference. 851 */ 852 public final void conferenceRemoteConnections( 853 RemoteConnection remoteConnection1, 854 RemoteConnection remoteConnection2) { 855 mRemoteConnectionManager.conferenceRemoteConnections(remoteConnection1, remoteConnection2); 856 } 857 858 /** 859 * Adds a new conference call. When a conference call is created either as a result of an 860 * explicit request via {@link #onConference} or otherwise, the connection service should supply 861 * an instance of {@link Conference} by invoking this method. A conference call provided by this 862 * method will persist until {@link Conference#destroy} is invoked on the conference instance. 863 * 864 * @param conference The new conference object. 865 */ 866 public final void addConference(Conference conference) { 867 String id = addConferenceInternal(conference); 868 if (id != null) { 869 List<String> connectionIds = new ArrayList<>(2); 870 for (Connection connection : conference.getConnections()) { 871 if (mIdByConnection.containsKey(connection)) { 872 connectionIds.add(mIdByConnection.get(connection)); 873 } 874 } 875 ParcelableConference parcelableConference = new ParcelableConference( 876 conference.getPhoneAccountHandle(), 877 conference.getState(), 878 conference.getConnectionCapabilities(), 879 connectionIds); 880 mAdapter.addConferenceCall(id, parcelableConference); 881 882 // Go through any child calls and set the parent. 883 for (Connection connection : conference.getConnections()) { 884 String connectionId = mIdByConnection.get(connection); 885 if (connectionId != null) { 886 mAdapter.setIsConferenced(connectionId, id); 887 } 888 } 889 } 890 } 891 892 /** 893 * Adds a connection created by the {@link ConnectionService} and informs telecom of the new 894 * connection. 895 * 896 * @param phoneAccountHandle The phone account handle for the connection. 897 * @param connection The connection to add. 898 */ 899 public final void addExistingConnection(PhoneAccountHandle phoneAccountHandle, 900 Connection connection) { 901 902 String id = addExistingConnectionInternal(connection); 903 if (id != null) { 904 List<String> emptyList = new ArrayList<>(0); 905 906 ParcelableConnection parcelableConnection = new ParcelableConnection( 907 phoneAccountHandle, 908 connection.getState(), 909 connection.getConnectionCapabilities(), 910 connection.getAddress(), 911 connection.getAddressPresentation(), 912 connection.getCallerDisplayName(), 913 connection.getCallerDisplayNamePresentation(), 914 connection.getVideoProvider() == null ? 915 null : connection.getVideoProvider().getInterface(), 916 connection.getVideoState(), 917 connection.isRingbackRequested(), 918 connection.getAudioModeIsVoip(), 919 connection.getStatusHints(), 920 connection.getDisconnectCause(), 921 emptyList); 922 mAdapter.addExistingConnection(id, parcelableConnection); 923 } 924 } 925 926 /** 927 * Returns all the active {@code Connection}s for which this {@code ConnectionService} 928 * has taken responsibility. 929 * 930 * @return A collection of {@code Connection}s created by this {@code ConnectionService}. 931 */ 932 public final Collection<Connection> getAllConnections() { 933 return mConnectionById.values(); 934 } 935 936 /** 937 * Create a {@code Connection} given an incoming request. This is used to attach to existing 938 * incoming calls. 939 * 940 * @param connectionManagerPhoneAccount See description at 941 * {@link #onCreateOutgoingConnection(PhoneAccountHandle, ConnectionRequest)}. 942 * @param request Details about the incoming call. 943 * @return The {@code Connection} object to satisfy this call, or {@code null} to 944 * not handle the call. 945 */ 946 public Connection onCreateIncomingConnection( 947 PhoneAccountHandle connectionManagerPhoneAccount, 948 ConnectionRequest request) { 949 return null; 950 } 951 952 /** 953 * Create a {@code Connection} given an outgoing request. This is used to initiate new 954 * outgoing calls. 955 * 956 * @param connectionManagerPhoneAccount The connection manager account to use for managing 957 * this call. 958 * <p> 959 * If this parameter is not {@code null}, it means that this {@code ConnectionService} 960 * has registered one or more {@code PhoneAccount}s having 961 * {@link PhoneAccount#CAPABILITY_CONNECTION_MANAGER}. This parameter will contain 962 * one of these {@code PhoneAccount}s, while the {@code request} will contain another 963 * (usually but not always distinct) {@code PhoneAccount} to be used for actually 964 * making the connection. 965 * <p> 966 * If this parameter is {@code null}, it means that this {@code ConnectionService} is 967 * being asked to make a direct connection. The 968 * {@link ConnectionRequest#getAccountHandle()} of parameter {@code request} will be 969 * a {@code PhoneAccount} registered by this {@code ConnectionService} to use for 970 * making the connection. 971 * @param request Details about the outgoing call. 972 * @return The {@code Connection} object to satisfy this call, or the result of an invocation 973 * of {@link Connection#createFailedConnection(DisconnectCause)} to not handle the call. 974 */ 975 public Connection onCreateOutgoingConnection( 976 PhoneAccountHandle connectionManagerPhoneAccount, 977 ConnectionRequest request) { 978 return null; 979 } 980 981 /** 982 * Create a {@code Connection} for a new unknown call. An unknown call is a call originating 983 * from the ConnectionService that was neither a user-initiated outgoing call, nor an incoming 984 * call created using 985 * {@code TelecomManager#addNewIncomingCall(PhoneAccountHandle, android.os.Bundle)}. 986 * 987 * @param connectionManagerPhoneAccount 988 * @param request 989 * @return 990 * 991 * @hide 992 */ 993 public Connection onCreateUnknownConnection(PhoneAccountHandle connectionManagerPhoneAccount, 994 ConnectionRequest request) { 995 return null; 996 } 997 998 /** 999 * Conference two specified connections. Invoked when the user has made a request to merge the 1000 * specified connections into a conference call. In response, the connection service should 1001 * create an instance of {@link Conference} and pass it into {@link #addConference}. 1002 * 1003 * @param connection1 A connection to merge into a conference call. 1004 * @param connection2 A connection to merge into a conference call. 1005 */ 1006 public void onConference(Connection connection1, Connection connection2) {} 1007 1008 /** 1009 * Indicates that a remote conference has been created for existing {@link RemoteConnection}s. 1010 * When this method is invoked, this {@link ConnectionService} should create its own 1011 * representation of the conference call and send it to telecom using {@link #addConference}. 1012 * <p> 1013 * This is only relevant to {@link ConnectionService}s which are registered with 1014 * {@link PhoneAccount#CAPABILITY_CONNECTION_MANAGER}. 1015 * 1016 * @param conference The remote conference call. 1017 */ 1018 public void onRemoteConferenceAdded(RemoteConference conference) {} 1019 1020 /** 1021 * Called when an existing connection is added remotely. 1022 * @param connection The existing connection which was added. 1023 */ 1024 public void onRemoteExistingConnectionAdded(RemoteConnection connection) {} 1025 1026 /** 1027 * @hide 1028 */ 1029 public boolean containsConference(Conference conference) { 1030 return mIdByConference.containsKey(conference); 1031 } 1032 1033 /** {@hide} */ 1034 void addRemoteConference(RemoteConference remoteConference) { 1035 onRemoteConferenceAdded(remoteConference); 1036 } 1037 1038 /** {@hide} */ 1039 void addRemoteExistingConnection(RemoteConnection remoteConnection) { 1040 onRemoteExistingConnectionAdded(remoteConnection); 1041 } 1042 1043 private void onAccountsInitialized() { 1044 mAreAccountsInitialized = true; 1045 for (Runnable r : mPreInitializationConnectionRequests) { 1046 r.run(); 1047 } 1048 mPreInitializationConnectionRequests.clear(); 1049 } 1050 1051 /** 1052 * Adds an existing connection to the list of connections, identified by a new UUID. 1053 * 1054 * @param connection The connection. 1055 * @return The UUID of the connection (e.g. the call-id). 1056 */ 1057 private String addExistingConnectionInternal(Connection connection) { 1058 String id = UUID.randomUUID().toString(); 1059 addConnection(id, connection); 1060 return id; 1061 } 1062 1063 private void addConnection(String callId, Connection connection) { 1064 mConnectionById.put(callId, connection); 1065 mIdByConnection.put(connection, callId); 1066 connection.addConnectionListener(mConnectionListener); 1067 connection.setConnectionService(this); 1068 } 1069 1070 /** {@hide} */ 1071 protected void removeConnection(Connection connection) { 1072 String id = mIdByConnection.get(connection); 1073 connection.unsetConnectionService(this); 1074 connection.removeConnectionListener(mConnectionListener); 1075 mConnectionById.remove(mIdByConnection.get(connection)); 1076 mIdByConnection.remove(connection); 1077 mAdapter.removeCall(id); 1078 } 1079 1080 private String addConferenceInternal(Conference conference) { 1081 if (mIdByConference.containsKey(conference)) { 1082 Log.w(this, "Re-adding an existing conference: %s.", conference); 1083 } else if (conference != null) { 1084 String id = UUID.randomUUID().toString(); 1085 mConferenceById.put(id, conference); 1086 mIdByConference.put(conference, id); 1087 conference.addListener(mConferenceListener); 1088 return id; 1089 } 1090 1091 return null; 1092 } 1093 1094 private void removeConference(Conference conference) { 1095 if (mIdByConference.containsKey(conference)) { 1096 conference.removeListener(mConferenceListener); 1097 1098 String id = mIdByConference.get(conference); 1099 mConferenceById.remove(id); 1100 mIdByConference.remove(conference); 1101 mAdapter.removeCall(id); 1102 } 1103 } 1104 1105 private Connection findConnectionForAction(String callId, String action) { 1106 if (mConnectionById.containsKey(callId)) { 1107 return mConnectionById.get(callId); 1108 } 1109 Log.w(this, "%s - Cannot find Connection %s", action, callId); 1110 return getNullConnection(); 1111 } 1112 1113 static synchronized Connection getNullConnection() { 1114 if (sNullConnection == null) { 1115 sNullConnection = new Connection() {}; 1116 } 1117 return sNullConnection; 1118 } 1119 1120 private Conference findConferenceForAction(String conferenceId, String action) { 1121 if (mConferenceById.containsKey(conferenceId)) { 1122 return mConferenceById.get(conferenceId); 1123 } 1124 Log.w(this, "%s - Cannot find conference %s", action, conferenceId); 1125 return getNullConference(); 1126 } 1127 1128 private List<String> createConnectionIdList(List<Connection> connections) { 1129 List<String> ids = new ArrayList<>(); 1130 for (Connection c : connections) { 1131 if (mIdByConnection.containsKey(c)) { 1132 ids.add(mIdByConnection.get(c)); 1133 } 1134 } 1135 Collections.sort(ids); 1136 return ids; 1137 } 1138 1139 /** 1140 * Builds a list of {@link Connection} and {@link Conference} IDs based on the list of 1141 * {@link IConferenceable}s passed in. 1142 * 1143 * @param conferenceables The {@link IConferenceable} connections and conferences. 1144 * @return List of string conference and call Ids. 1145 */ 1146 private List<String> createIdList(List<IConferenceable> conferenceables) { 1147 List<String> ids = new ArrayList<>(); 1148 for (IConferenceable c : conferenceables) { 1149 // Only allow Connection and Conference conferenceables. 1150 if (c instanceof Connection) { 1151 Connection connection = (Connection) c; 1152 if (mIdByConnection.containsKey(connection)) { 1153 ids.add(mIdByConnection.get(connection)); 1154 } 1155 } else if (c instanceof Conference) { 1156 Conference conference = (Conference) c; 1157 if (mIdByConference.containsKey(conference)) { 1158 ids.add(mIdByConference.get(conference)); 1159 } 1160 } 1161 } 1162 Collections.sort(ids); 1163 return ids; 1164 } 1165 1166 private Conference getNullConference() { 1167 if (sNullConference == null) { 1168 sNullConference = new Conference(null) {}; 1169 } 1170 return sNullConference; 1171 } 1172 1173 private void endAllConnections() { 1174 // Unbound from telecomm. We should end all connections and conferences. 1175 for (Connection connection : mIdByConnection.keySet()) { 1176 // only operate on top-level calls. Conference calls will be removed on their own. 1177 if (connection.getConference() == null) { 1178 connection.onDisconnect(); 1179 } 1180 } 1181 for (Conference conference : mIdByConference.keySet()) { 1182 conference.onDisconnect(); 1183 } 1184 } 1185} 1186