1/* 2 * Copyright (C) 2017 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.mbms; 18 19import android.os.Binder; 20import android.os.RemoteException; 21 22import java.util.List; 23import java.util.concurrent.Executor; 24 25/** @hide */ 26public class InternalStreamingSessionCallback extends IMbmsStreamingSessionCallback.Stub { 27 private final Executor mExecutor; 28 private final MbmsStreamingSessionCallback mAppCallback; 29 private volatile boolean mIsStopped = false; 30 31 public InternalStreamingSessionCallback(MbmsStreamingSessionCallback appCallback, 32 Executor executor) { 33 mAppCallback = appCallback; 34 mExecutor = executor; 35 } 36 37 @Override 38 public void onError(final int errorCode, final String message) throws RemoteException { 39 if (mIsStopped) { 40 return; 41 } 42 43 mExecutor.execute(new Runnable() { 44 @Override 45 public void run() { 46 long token = Binder.clearCallingIdentity(); 47 try { 48 mAppCallback.onError(errorCode, message); 49 } finally { 50 Binder.restoreCallingIdentity(token); 51 } 52 } 53 }); 54 } 55 56 @Override 57 public void onStreamingServicesUpdated(final List<StreamingServiceInfo> services) 58 throws RemoteException { 59 if (mIsStopped) { 60 return; 61 } 62 63 mExecutor.execute(new Runnable() { 64 @Override 65 public void run() { 66 long token = Binder.clearCallingIdentity(); 67 try { 68 mAppCallback.onStreamingServicesUpdated(services); 69 } finally { 70 Binder.restoreCallingIdentity(token); 71 } 72 } 73 }); 74 } 75 76 @Override 77 public void onMiddlewareReady() throws RemoteException { 78 if (mIsStopped) { 79 return; 80 } 81 82 mExecutor.execute(new Runnable() { 83 @Override 84 public void run() { 85 long token = Binder.clearCallingIdentity(); 86 try { 87 mAppCallback.onMiddlewareReady(); 88 } finally { 89 Binder.restoreCallingIdentity(token); 90 } 91 } 92 }); 93 } 94 95 public void stop() { 96 mIsStopped = true; 97 } 98} 99