GpsNavigationMessageListenerTransport.java revision 4b3e3931270f8e406fc806bc7fa1c2788256687d 
1/*
2 * Copyright (C) 2014 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.location;
18
19import android.content.Context;
20import android.os.RemoteException;
21
22/**
23 * A handler class to manage transport listeners for {@link GpsNavigationMessageEvent.Listener}.
24 *
25 * @hide
26 */
27class GpsNavigationMessageListenerTransport
28        extends LocalListenerHelper<GpsNavigationMessageEvent.Listener> {
29    private final Context mContext;
30    private final ILocationManager mLocationManager;
31
32    private final IGpsNavigationMessageListener mListenerTransport = new ListenerTransport();
33
34    public GpsNavigationMessageListenerTransport(
35            Context context,
36            ILocationManager locationManager) {
37        super("GpsNavigationMessageListenerTransport");
38        mContext = context;
39        mLocationManager = locationManager;
40    }
41
42    @Override
43    protected boolean registerWithServer() throws RemoteException {
44        return mLocationManager.addGpsNavigationMessageListener(
45                mListenerTransport,
46                mContext.getPackageName());
47    }
48
49    @Override
50    protected void unregisterFromServer() throws RemoteException {
51        mLocationManager.removeGpsNavigationMessageListener(mListenerTransport);
52    }
53
54    private class ListenerTransport extends IGpsNavigationMessageListener.Stub {
55        @Override
56        public void onGpsNavigationMessageReceived(final GpsNavigationMessageEvent event) {
57            ListenerOperation<GpsNavigationMessageEvent.Listener> operation =
58                    new ListenerOperation<GpsNavigationMessageEvent.Listener>() {
59                @Override
60                public void execute(GpsNavigationMessageEvent.Listener listener)
61                        throws RemoteException {
62                    listener.onGpsNavigationMessageReceived(event);
63                }
64            };
65
66            foreach(operation);
67        }
68    }
69}
70