1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19/** 20 * @author Anatoly F. Bondarenko 21 */ 22 23/** 24 * Created on 08.06.2006 25 */ 26 27package org.apache.harmony.jpda.tests.jdwp.ThreadReference; 28 29import org.apache.harmony.jpda.tests.share.SyncDebuggee; 30 31public class ResumeDebuggee extends SyncDebuggee { 32 public static final int THREAD_NUMBER_LIMIT = 6; 33 public static final String THREAD_NAME_PATTERN = "ResumeDebuggee_Thread_"; 34 public static final String TO_FINISH_DEBUGGEE_FIELD_NAME = "debuggeToFinish"; 35 36 static ResumeDebuggee resumeDebuggeeThis; 37 38 static volatile boolean allThreadsToFinish = false; 39 static int debuggeToFinish = 0; 40 static int createdThreadsNumber = 0; 41 static volatile int startedThreadsNumber = 0; 42 43 static ResumeDebuggee_Thread[] resumeDebuggeeThreads = null; 44 45 static Object waitTimeObject = new Object(); 46 static void waitMlsecsTime(long mlsecsTime) { 47 synchronized(waitTimeObject) { 48 try { 49 waitTimeObject.wait(mlsecsTime); 50 } catch (Throwable throwable) { 51 // ignore 52 } 53 } 54 } 55 56 static void sleepMlsecsTime(long mlsecsTime) { 57 try { 58 Thread.sleep(mlsecsTime); 59 } catch (Throwable throwable) { 60 // ignore 61 } 62 } 63 64 public void run() { 65 66 logWriter.println("--> ResumeDebuggee: START..."); 67 resumeDebuggeeThis = this; 68 69 logWriter.println("--> ResumeDebuggee: Create and start tested threads..."); 70 try { 71 resumeDebuggeeThreads = new ResumeDebuggee_Thread[THREAD_NUMBER_LIMIT]; 72 for (int i=0; i < THREAD_NUMBER_LIMIT; i++) { 73 resumeDebuggeeThreads[i]= new ResumeDebuggee_Thread(i); 74 resumeDebuggeeThreads[i].start(); 75 createdThreadsNumber++; 76 } 77 } catch ( Throwable thrown) { 78 logWriter.println 79 ("--> ResumeDebuggee: Exception while creating threads: " + thrown); 80 } 81 logWriter.println 82 ("--> ResumeDebuggee: Created threads number = " + createdThreadsNumber); 83 84 while ( startedThreadsNumber != createdThreadsNumber ) { 85 waitMlsecsTime(100); 86 } 87 if ( createdThreadsNumber != 0 ) { 88 logWriter.println("--> ResumeDebuggee: All created threads are started!"); 89 } 90 91 synchronizer.sendMessage(Integer.toString(createdThreadsNumber)); 92 93 String mainThreadName = Thread.currentThread().getName(); 94 synchronizer.sendMessage(mainThreadName); 95 96 logWriter.println("--> ResumeDebuggee: Wait for signal from test to finish..."); 97 while ( debuggeToFinish != 99 ) { // is set up by debugger - ResumeTest 98 waitMlsecsTime(100); 99 } 100 101 logWriter.println 102 ("--> ResumeDebuggee: Send signal to all threads to finish and wait..."); 103 allThreadsToFinish = true; 104 105 for (int i=0; i < createdThreadsNumber; i++) { 106 while ( resumeDebuggeeThreads[i].isAlive() ) { 107 waitMlsecsTime(10); 108 } 109 } 110 logWriter.println 111 ("--> ResumeDebuggee: All threads finished!"); 112 113 logWriter.println("--> ResumeDebuggee: FINISH..."); 114 115 } 116 117 public static void main(String [] args) { 118 runDebuggee(ResumeDebuggee.class); 119 } 120 121} 122 123class ResumeDebuggee_Thread extends Thread { 124 125 int threadKind; 126 127 public ResumeDebuggee_Thread(int threadNumber) { 128 super(ResumeDebuggee.THREAD_NAME_PATTERN + threadNumber); 129 threadKind = threadNumber % 3; 130 } 131 132 public void run() { 133 ResumeDebuggee parent = ResumeDebuggee.resumeDebuggeeThis; 134 synchronized (parent) { 135 ResumeDebuggee.startedThreadsNumber++; 136 } 137 while ( ! ResumeDebuggee.allThreadsToFinish ) { 138 switch ( threadKind ) { 139 case 0: 140 ResumeDebuggee.waitMlsecsTime(100); 141 break; 142 case 1: 143 ResumeDebuggee.sleepMlsecsTime(100); 144 } 145 } 146 } 147} 148 149 150