GpsNavigationMessageListenerTransport.java revision 6568d709e78d6ccaf256b7d0e4a19cdfb26deafb 
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 ILocationManager mLocationManager;
30
31    private final IGpsNavigationMessageListener mListenerTransport = new ListenerTransport();
32
33    public GpsNavigationMessageListenerTransport(
34            Context context,
35            ILocationManager locationManager) {
36        super(context, "GpsNavigationMessageListenerTransport");
37        mLocationManager = locationManager;
38    }
39
40    @Override
41    protected boolean registerWithServer() throws RemoteException {
42        return mLocationManager.addGpsNavigationMessageListener(
43                mListenerTransport,
44                getContext().getPackageName());
45    }
46
47    @Override
48    protected void unregisterFromServer() throws RemoteException {
49        mLocationManager.removeGpsNavigationMessageListener(mListenerTransport);
50    }
51
52    private class ListenerTransport extends IGpsNavigationMessageListener.Stub {
53        @Override
54        public void onGpsNavigationMessageReceived(final GpsNavigationMessageEvent event) {
55            ListenerOperation<GpsNavigationMessageEvent.Listener> operation =
56                    new ListenerOperation<GpsNavigationMessageEvent.Listener>() {
57                @Override
58                public void execute(GpsNavigationMessageEvent.Listener listener)
59                        throws RemoteException {
60                    listener.onGpsNavigationMessageReceived(event);
61                }
62            };
63            foreach(operation);
64        }
65
66        @Override
67        public void onStatusChanged(final int status) {
68            ListenerOperation<GpsNavigationMessageEvent.Listener> operation =
69                    new ListenerOperation<GpsNavigationMessageEvent.Listener>() {
70                @Override
71                public void execute(GpsNavigationMessageEvent.Listener listener)
72                        throws RemoteException {
73                    listener.onStatusChanged(status);
74                }
75            };
76            foreach(operation);
77        }
78    }
79}
80