01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package org.apache.harmony.drlvm.tests.regression.h2057;
19:
20: import junit.framework.TestCase;
21:
22: public class SyncTest extends TestCase {
23:
24: public void testMain() {
25: Waiter w = new Waiter();
26: w.start();
27: while (!w.passed) {
28: }
29: }
30:
31: }
32:
33: class Stopper extends Thread {
34: Waiter w;
35:
36: Stopper(Waiter w) {
37: this .w = w;
38: }
39:
40: public void run() {
41: // System.out.println("stopper started..");
42: try {
43: sleep(1000);
44: } catch (Exception e) {
45: e.printStackTrace();
46: }
47: // System.out.println("stopping..");
48: w.finish();
49: // System.out.println("stopped..");
50: }
51: }
52:
53: class Waiter extends Thread {
54: boolean done = false;
55: boolean passed = false;
56:
57: synchronized void finish() {
58: // System.out.println("inside finish()..");
59: done = true;
60: }
61:
62: public void run() {
63: // System.out.println("waiter started..");
64: new Stopper(this ).start();
65: int i = 0;
66: while (!done) {
67: synchronized (this ) {
68: i++;
69: }
70: }
71: passed = true;
72: // System.out.println("passed!");
73: }
74: }
|