| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.telephony.mbms; |
| |
| import android.net.Uri; |
| import android.os.DeadObjectException; |
| import android.os.RemoteException; |
| import android.telephony.mbms.vendor.IMbmsStreamingService; |
| import android.util.Log; |
| |
| /** |
| * @hide |
| */ |
| public class StreamingService { |
| private static final String LOG_TAG = "MbmsStreamingService"; |
| public final static int STATE_STOPPED = 1; |
| public final static int STATE_STARTED = 2; |
| public final static int STATE_STALLED = 3; |
| |
| private final String mAppName; |
| private final int mSubscriptionId; |
| private final StreamingServiceInfo mServiceInfo; |
| private final IStreamingServiceCallback mCallback; |
| |
| private IMbmsStreamingService mService; |
| /** |
| * @hide |
| */ |
| public StreamingService(String appName, |
| int subscriptionId, |
| IMbmsStreamingService service, |
| StreamingServiceInfo streamingServiceInfo, |
| IStreamingServiceCallback callback) { |
| mAppName = appName; |
| mSubscriptionId = subscriptionId; |
| mService = service; |
| mServiceInfo = streamingServiceInfo; |
| mCallback = callback; |
| } |
| |
| /** |
| * Retreive the Uri used to play this stream. |
| * |
| * This may throw a {@link MbmsException} with the error codes |
| * {@link MbmsException#ERROR_UNKNOWN_REMOTE_EXCEPTION} or |
| * {@link MbmsException#ERROR_SERVICE_LOST} |
| * |
| * @return The {@link Uri} to pass to the streaming client. |
| */ |
| public Uri getPlaybackUri() throws MbmsException { |
| if (mService == null) { |
| throw new IllegalStateException("No streaming service attached"); |
| } |
| |
| try { |
| return mService.getPlaybackUri(mAppName, mSubscriptionId, mServiceInfo.getServiceId()); |
| } catch (DeadObjectException e) { |
| Log.w(LOG_TAG, "Remote process died"); |
| mService = null; |
| throw new MbmsException(MbmsException.ERROR_SERVICE_LOST); |
| } catch (RemoteException e) { |
| Log.w(LOG_TAG, "Caught remote exception calling getPlaybackUri: " + e); |
| throw new MbmsException(MbmsException.ERROR_UNKNOWN_REMOTE_EXCEPTION); |
| } |
| } |
| |
| /** |
| * Retreive the info for this StreamingService. |
| */ |
| public StreamingServiceInfo getInfo() { |
| return mServiceInfo; |
| } |
| |
| /** |
| * Stop streaming this service. |
| * This may throw a {@link MbmsException} with the error code |
| * {@link MbmsException#ERROR_UNKNOWN_REMOTE_EXCEPTION} or |
| * {@link MbmsException#ERROR_SERVICE_LOST} |
| */ |
| public void stopStreaming() throws MbmsException { |
| if (mService == null) { |
| throw new IllegalStateException("No streaming service attached"); |
| } |
| |
| try { |
| mService.stopStreaming(mAppName, mSubscriptionId, mServiceInfo.getServiceId()); |
| } catch (DeadObjectException e) { |
| Log.w(LOG_TAG, "Remote process died"); |
| mService = null; |
| throw new MbmsException(MbmsException.ERROR_SERVICE_LOST); |
| } catch (RemoteException e) { |
| Log.w(LOG_TAG, "Caught remote exception calling stopStreaming: " + e); |
| throw new MbmsException(MbmsException.ERROR_UNKNOWN_REMOTE_EXCEPTION); |
| } |
| } |
| |
| public void dispose() throws MbmsException { |
| if (mService == null) { |
| throw new IllegalStateException("No streaming service attached"); |
| } |
| |
| try { |
| mService.disposeStream(mAppName, mSubscriptionId, mServiceInfo.getServiceId()); |
| } catch (DeadObjectException e) { |
| Log.w(LOG_TAG, "Remote process died"); |
| mService = null; |
| throw new MbmsException(MbmsException.ERROR_SERVICE_LOST); |
| } catch (RemoteException e) { |
| Log.w(LOG_TAG, "Caught remote exception calling dispose: " + e); |
| throw new MbmsException(MbmsException.ERROR_UNKNOWN_REMOTE_EXCEPTION); |
| } |
| } |
| } |
| |