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 com.android.systemui;
18 
19 import java.util.concurrent.ExecutorService;
20 import java.util.concurrent.Executors;
21 import java.util.concurrent.Future;
22 
23 import javax.inject.Inject;
24 import javax.inject.Singleton;
25 
26 /**
27  * Thread that offloads work from the UI thread but that is still perceptible to the user, so the
28  * priority is the same as the main thread.
29  */
30 @Singleton
31 public class UiOffloadThread {
32 
33     private final ExecutorService mExecutorService = Executors.newSingleThreadExecutor();
34 
35     @Inject
UiOffloadThread()36     public UiOffloadThread() {
37     }
38 
submit(Runnable runnable)39     public Future<?> submit(Runnable runnable) {
40         return mExecutorService.submit(runnable);
41     }
42 }
43