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 
17 package com.android.camera.async;
18 
19 import java.util.concurrent.Executor;
20 
21 import android.os.Handler;
22 
23 import javax.annotation.ParametersAreNonnullByDefault;
24 
25 /**
26  * An {@link Executor} which posts to a {@link Handler}.
27  */
28 @ParametersAreNonnullByDefault
29 public class HandlerExecutor implements Executor {
30     private final Handler mHandler;
31 
HandlerExecutor(Handler handler)32     public HandlerExecutor(Handler handler) {
33         mHandler = handler;
34     }
35 
36     @Override
execute(Runnable runnable)37     public void execute(Runnable runnable) {
38         mHandler.post(runnable);
39     }
40 }
41