1 /*
2  * Copyright (C) 2020 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.app.cts.android.app.cts.tools;
18 
19 import android.content.ComponentName;
20 import android.content.ServiceConnection;
21 import android.os.IBinder;
22 import android.util.Log;
23 
24 import java.util.concurrent.CompletableFuture;
25 import java.util.concurrent.TimeUnit;
26 
27 public class FutureServiceConnection implements ServiceConnection {
28     private static final String TAG = "FutureServiceConnection";
29 
30     private volatile CompletableFuture<IBinder> mFuture = new CompletableFuture<>();
31 
get(long timeoutMs)32     public IBinder get(long timeoutMs) throws Exception {
33         return mFuture.get(timeoutMs, TimeUnit.MILLISECONDS);
34     }
35 
36     @Override
onServiceConnected(ComponentName name, IBinder service)37     public void onServiceConnected(ComponentName name, IBinder service) {
38         mFuture.complete(service);
39     }
40 
41     @Override
onServiceDisconnected(ComponentName name)42     public void onServiceDisconnected(ComponentName name) {
43         Log.w(TAG, name.flattenToShortString() + " disconnected");
44         mFuture = new CompletableFuture<>();
45     }
46 }
47