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.location;
18 
19 import android.content.Context;
20 import android.os.RemoteException;
21 
22 import java.util.List;
23 
24 /**
25  * A handler class to manage transport callbacks for {@link BatchedLocationCallback}.
26  *
27  * @hide
28  */
29 class BatchedLocationCallbackTransport
30         extends LocalListenerHelper<BatchedLocationCallback> {
31     private final ILocationManager mLocationManager;
32 
33     private final IBatchedLocationCallback mCallbackTransport = new CallbackTransport();
34 
BatchedLocationCallbackTransport(Context context, ILocationManager locationManager)35     public BatchedLocationCallbackTransport(Context context, ILocationManager locationManager) {
36         super(context, "BatchedLocationCallbackTransport");
37         mLocationManager = locationManager;
38     }
39 
40     @Override
registerWithServer()41     protected boolean registerWithServer() throws RemoteException {
42         return mLocationManager.addGnssBatchingCallback(
43                 mCallbackTransport,
44                 getContext().getPackageName());
45     }
46 
47     @Override
unregisterFromServer()48     protected void unregisterFromServer() throws RemoteException {
49         mLocationManager.removeGnssBatchingCallback();
50     }
51 
52     private class CallbackTransport extends IBatchedLocationCallback.Stub {
53         @Override
onLocationBatch(final List<Location> locations)54         public void onLocationBatch(final List<Location> locations) {
55             ListenerOperation<BatchedLocationCallback> operation =
56                     new ListenerOperation<BatchedLocationCallback>() {
57                 @Override
58                 public void execute(BatchedLocationCallback callback)
59                         throws RemoteException {
60                     callback.onLocationBatch(locations);
61                 }
62             };
63             foreach(operation);
64         }
65     }
66 }
67