| /* |
| * Copyright (C) 2014 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 com.android.server.media; |
| |
| import android.media.routeprovider.IRouteConnection; |
| import android.media.session.RouteCommand; |
| import android.media.session.RouteEvent; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.os.ResultReceiver; |
| import android.util.Log; |
| |
| /** |
| * A connection between a Session and a Route. |
| */ |
| public class RouteConnectionRecord { |
| private static final String TAG = "RouteConnRecord"; |
| private final IRouteConnection mBinder; |
| private Listener mListener; |
| |
| public RouteConnectionRecord(IRouteConnection binder) { |
| mBinder = binder; |
| } |
| |
| /** |
| * Add a listener to get route events on. |
| * |
| * @param listener The listener to get events on. |
| */ |
| public void setListener(Listener listener) { |
| mListener = listener; |
| } |
| |
| /** |
| * Check if this connection matches the token given. |
| * |
| * @param binder The token to check |
| * @return True if this is the connection you're looking for, false |
| * otherwise. |
| */ |
| public boolean isConnection(IBinder binder) { |
| return binder != null && binder.equals(mBinder.asBinder()); |
| } |
| |
| /** |
| * Send an event from this connection. |
| * |
| * @param event The event to send. |
| */ |
| public void sendEvent(RouteEvent event) { |
| if (mListener != null) { |
| mListener.onEvent(event); |
| } |
| } |
| |
| /** |
| * Send a command to this connection. |
| * |
| * @param command The command to send. |
| * @param cb The receiver to get a result on. |
| */ |
| public void sendCommand(RouteCommand command, ResultReceiver cb) { |
| try { |
| mBinder.onCommand(command, cb); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Error in sendCommand", e); |
| } |
| } |
| |
| /** |
| * Tell the session that the provider has disconnected it. |
| */ |
| public void disconnect() { |
| if (mListener != null) { |
| mListener.disconnect(); |
| } |
| } |
| |
| /** |
| * Listener to receive updates from the provider for this connection. |
| */ |
| public static interface Listener { |
| /** |
| * Called when an event is sent on this connection. |
| * |
| * @param event The event that was sent. |
| */ |
| public void onEvent(RouteEvent event); |
| |
| /** |
| * Called when the provider has disconnected the route. |
| */ |
| public void disconnect(); |
| } |
| } |