1/*
2 * Copyright 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
17package androidx.work.impl.utils.taskexecutor;
18
19import android.os.Handler;
20import android.os.Looper;
21import android.support.annotation.RestrictTo;
22
23import java.util.concurrent.ExecutorService;
24import java.util.concurrent.Executors;
25
26/**
27 * Default Task Executor for executing common tasks in WorkManager
28 * @hide
29 */
30
31@RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
32public class DefaultTaskExecutor implements TaskExecutor {
33    private final ExecutorService mBackgroundExecutor = Executors.newSingleThreadExecutor();
34    private final Handler mMainThreadHandler = new Handler(Looper.getMainLooper());
35
36    @Override
37    public void postToMainThread(Runnable r) {
38        mMainThreadHandler.post(r);
39    }
40
41    @Override
42    public void executeOnBackgroundThread(Runnable r) {
43        mBackgroundExecutor.execute(r);
44    }
45}
46