1 /* 2 * Copyright (C) 2022 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 17 package com.android.server.telecom.voip; 18 19 import android.os.OutcomeReceiver; 20 import android.telecom.CallException; 21 import android.util.Log; 22 23 import com.android.server.telecom.Call; 24 import com.android.server.telecom.CallsManager; 25 26 import java.util.concurrent.CompletableFuture; 27 import java.util.concurrent.CompletionStage; 28 29 /** 30 * This VoipCallTransaction is responsible for holding any active call in favor of a new call 31 * request. If the active call cannot be held or disconnected, the transaction will fail. 32 */ 33 public class MaybeHoldCallForNewCallTransaction extends VoipCallTransaction { 34 35 private static final String TAG = MaybeHoldCallForNewCallTransaction.class.getSimpleName(); 36 private final CallsManager mCallsManager; 37 private final Call mCall; 38 private final boolean mIsCallControlRequest; 39 MaybeHoldCallForNewCallTransaction(CallsManager callsManager, Call call, boolean isCallControlRequest)40 public MaybeHoldCallForNewCallTransaction(CallsManager callsManager, Call call, 41 boolean isCallControlRequest) { 42 super(callsManager.getLock()); 43 mCallsManager = callsManager; 44 mCall = call; 45 mIsCallControlRequest = isCallControlRequest; 46 } 47 48 @Override processTransaction(Void v)49 public CompletionStage<VoipCallTransactionResult> processTransaction(Void v) { 50 Log.d(TAG, "processTransaction"); 51 CompletableFuture<VoipCallTransactionResult> future = new CompletableFuture<>(); 52 53 mCallsManager.transactionHoldPotentialActiveCallForNewCall(mCall, mIsCallControlRequest, 54 new OutcomeReceiver<>() { 55 @Override 56 public void onResult(Boolean result) { 57 Log.d(TAG, "processTransaction: onResult"); 58 future.complete(new VoipCallTransactionResult( 59 VoipCallTransactionResult.RESULT_SUCCEED, null)); 60 } 61 62 @Override 63 public void onError(CallException exception) { 64 Log.d(TAG, "processTransaction: onError"); 65 future.complete(new VoipCallTransactionResult( 66 exception.getCode(), exception.getMessage())); 67 } 68 }); 69 70 return future; 71 } 72 } 73