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.example.tracing.demo.experiments 17 18 import com.android.app.tracing.coroutines.launchTraced as launch 19 import com.example.tracing.demo.FixedThread1 20 import com.example.tracing.demo.FixedThread2 21 import com.example.tracing.demo.FixedThread3 22 import javax.inject.Inject 23 import javax.inject.Singleton 24 import kotlinx.coroutines.CoroutineDispatcher 25 import kotlinx.coroutines.coroutineScope 26 27 @Singleton 28 class LaunchSequentially 29 @Inject 30 constructor( 31 @FixedThread1 private var dispatcher1: CoroutineDispatcher, 32 @FixedThread2 private var dispatcher2: CoroutineDispatcher, 33 @FixedThread3 private val dispatcher3: CoroutineDispatcher, 34 ) : TracedExperiment() { 35 override val description: String = "launch{};launch{};launch{};launch{}" 36 <lambda>null37 override suspend fun runExperiment(): Unit = coroutineScope { 38 launch("launch(empty)") { forceSuspend("000", 5) } 39 launch("launch(thread1)", dispatcher1) { forceSuspend("111", 5) } 40 launch("launch(thread2)", dispatcher2) { forceSuspend("222", 5) } 41 launch("launch(thread3)", dispatcher3) { forceSuspend("333", 5) } 42 } 43 } 44