1 /* 2 * Copyright (C) 2021 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.imsserviceentitlement.utils; 18 19 import static android.os.AsyncTask.THREAD_POOL_EXECUTOR; 20 21 import java.util.concurrent.Executor; 22 23 /** Provides executors for running the tasks asynchronized. */ 24 public final class Executors { 25 /** 26 * Whether to execute entitlementCheck in caller's thread, set to true via reflection for test. 27 */ 28 private static boolean sUseDirectExecutorForTest = false; 29 30 private static final Executor ASYNC_EXECUTOR = THREAD_POOL_EXECUTOR; 31 private static final Executor DIRECT_EXECUTOR = Runnable::run; 32 Executors()33 private Executors() {} 34 35 /** Returns {@link Executor} executing tasks asynchronously. */ getAsyncExecutor()36 public static Executor getAsyncExecutor() { 37 return sUseDirectExecutorForTest ? DIRECT_EXECUTOR : ASYNC_EXECUTOR; 38 } 39 40 /** Returns {@link Executor} executing tasks from the caller's thread. */ getDirectExecutor()41 public static Executor getDirectExecutor() { 42 return DIRECT_EXECUTOR; 43 } 44 } 45