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 17 package android.telephony.mbms; 18 19 import android.os.Binder; 20 import android.os.RemoteException; 21 import android.telephony.MbmsDownloadSession; 22 23 import java.util.concurrent.Executor; 24 25 /** 26 * @hide 27 */ 28 public class InternalDownloadStatusListener extends IDownloadStatusListener.Stub { 29 private final Executor mExecutor; 30 private final DownloadStatusListener mAppListener; 31 private volatile boolean mIsStopped = false; 32 33 public InternalDownloadStatusListener(DownloadStatusListener appCallback, Executor executor) { 34 mAppListener = appCallback; 35 mExecutor = executor; 36 } 37 38 @Override 39 public void onStatusUpdated(final DownloadRequest request, final FileInfo fileInfo, 40 @MbmsDownloadSession.DownloadStatus final int status) throws RemoteException { 41 if (mIsStopped) { 42 return; 43 } 44 45 mExecutor.execute(new Runnable() { 46 @Override 47 public void run() { 48 long token = Binder.clearCallingIdentity(); 49 try { 50 mAppListener.onStatusUpdated(request, fileInfo, status); 51 } finally { 52 Binder.restoreCallingIdentity(token); 53 } 54 } 55 }); 56 } 57 58 public void stop() { 59 mIsStopped = true; 60 } 61 } 62
