1 /* 2 * Copyright (C) 2024 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 package com.android.wm.shell.common 17 18 import android.os.Looper 19 import java.util.concurrent.Executor 20 21 /** Executor implementation which can be boosted temporarily to a different thread priority. */ 22 interface BoostExecutor : Executor { 23 /** 24 * Requests that the executor is boosted until {@link #resetBoost()} is called. 25 */ setBoostnull26 fun setBoost() {} 27 28 /** 29 * Requests that the executor is not boosted (only resets if there are no other boost requests 30 * in progress). 31 */ resetBoostnull32 fun resetBoost() {} 33 34 /** 35 * Returns whether the executor is boosted. 36 */ isBoostednull37 fun isBoosted() : Boolean { 38 return false 39 } 40 41 /** 42 * Returns the looper for this executor. 43 */ getLoopernull44 fun getLooper() : Looper? { 45 return Looper.myLooper() 46 } 47 } 48