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 20.06.2006 25 */ 26 27package org.apache.harmony.jpda.tests.jdwp.VirtualMachine; 28 29import org.apache.harmony.jpda.tests.share.SyncDebuggee; 30 31public class ResumeDebuggee extends SyncDebuggee { 32 public static final int THREAD_NUMBER_LIMIT = 10; 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 @Override 65 public void run() { 66 67 logWriter.println("--> ResumeDebuggee: START..."); 68 ResumeDebuggeeThis = this; 69 logWriter.println("--> ResumeDebuggee: Create thread groups..."); 70 71 logWriter.println("--> ResumeDebuggee: Create and start tested threads..."); 72 try { 73 ResumeDebuggeeThreads = new ResumeDebuggee_Thread[THREAD_NUMBER_LIMIT]; 74 for (int i=0; i < THREAD_NUMBER_LIMIT; i++) { 75 ResumeDebuggeeThreads[i] = new ResumeDebuggee_Thread(i); 76 ResumeDebuggeeThreads[i].start(); 77 createdThreadsNumber++; 78 } 79 } catch ( Throwable thrown) { 80 logWriter.println 81 ("--> ResumeDebuggee: Exception while creating threads: " + thrown); 82 } 83 logWriter.println 84 ("--> ResumeDebuggee: Created threads number = " + createdThreadsNumber); 85 86 while ( startedThreadsNumber != createdThreadsNumber ) { 87 waitMlsecsTime(100); 88 } 89 if ( createdThreadsNumber != 0 ) { 90 logWriter.println("--> ResumeDebuggee: All created threads are started!"); 91 } 92 93 synchronizer.sendMessage(Integer.toString(createdThreadsNumber)); 94 95 String mainThreadName = Thread.currentThread().getName(); 96 synchronizer.sendMessage(mainThreadName); 97 98 logWriter.println("--> ResumeDebuggee: Wait for signal from test to finish..."); 99 while ( debuggeToFinish != 99 ) { // is set up by debugger - ResumeTest 100 waitMlsecsTime(100); 101 } 102 103 logWriter.println 104 ("--> ResumeDebuggee: Send signal to all threads to finish and wait..."); 105 allThreadsToFinish = true; 106 107 for (int i=0; i < createdThreadsNumber; i++) { 108 while ( ResumeDebuggeeThreads[i].isAlive() ) { 109 waitMlsecsTime(10); 110 } 111 } 112 logWriter.println 113 ("--> ResumeDebuggee: All threads finished!"); 114 115 logWriter.println("--> ResumeDebuggee: FINISH..."); 116 117 } 118 119 public static void main(String [] args) { 120 runDebuggee(ResumeDebuggee.class); 121 } 122 123} 124 125class ResumeDebuggee_Thread extends Thread { 126 127 int threadKind; 128 129 public ResumeDebuggee_Thread(int threadNumber) { 130 super(ResumeDebuggee.THREAD_NAME_PATTERN + threadNumber); 131 threadKind = threadNumber % 3; 132 } 133 134 @Override 135 public void run() { 136 ResumeDebuggee parent = ResumeDebuggee.ResumeDebuggeeThis; 137 synchronized (parent) { 138 ResumeDebuggee.startedThreadsNumber++; 139 } 140 while ( ! ResumeDebuggee.allThreadsToFinish ) { 141 switch ( threadKind ) { 142 case 0: 143 ResumeDebuggee.waitMlsecsTime(100); 144 break; 145 case 1: 146 ResumeDebuggee.sleepMlsecsTime(100); 147 } 148 } 149 } 150} 151 152 153