1 /* 2 * Copyright (C) 2008 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 dxc.junit.opcodes.areturn.jm; 18 19 import dxc.junit.opcodes.areturn.jm.T_areturn_7; 20 21 public class T_areturn_7 implements Runnable { 22 public final static int CNT = 1000; 23 Integer value = new Integer(0); 24 boolean failed = false; 25 26 public void run() { 27 for(int i = 0; i < CNT; i++) { 28 test(); 29 } 30 } 31 32 private synchronized Integer test() { 33 Integer c = new Integer(value.intValue() + 1); 34 35 value = c; 36 Thread.yield(); 37 if(c != value) 38 failed = true; 39 return c; 40 } 41 42 public static boolean execute() { 43 T_areturn_7 test = new T_areturn_7(); 44 Thread t1 = new Thread(test); 45 Thread t2 = new Thread(test); 46 47 t1.start(); 48 t2.start(); 49 50 try 51 { 52 Thread.sleep(5000); 53 } 54 catch(InterruptedException ie) { 55 return false; 56 } 57 58 if(test.value.intValue() != CNT * 2) 59 return false; 60 return !test.failed; 61 } 62 } 63
