test/runtime/7158988/TestPostFieldModification.java

Thu, 12 Apr 2012 22:03:05 -0400

author
coleenp
date
Thu, 12 Apr 2012 22:03:05 -0400
changeset 3706
27dab8a7c762
parent 3698
19e197e2a1af
child 6876
710a3c8b516e
permissions
-rw-r--r--

7160467: Fix test for 7158988
Summary: Ended up checking in FieldMonitor.java as TestPostFieldModification.java
Reviewed-by: kamg

coleenp@3698 1 /*
coleenp@3698 2 * Copyright 2012 SAP AG. All Rights Reserved.
coleenp@3698 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
coleenp@3698 4 *
coleenp@3698 5 * This code is free software; you can redistribute it and/or modify it
coleenp@3698 6 * under the terms of the GNU General Public License version 2 only, as
coleenp@3698 7 * published by the Free Software Foundation.
coleenp@3698 8 *
coleenp@3698 9 * This code is distributed in the hope that it will be useful, but WITHOUT
coleenp@3698 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
coleenp@3698 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
coleenp@3698 12 * version 2 for more details (a copy is included in the LICENSE file that
coleenp@3698 13 * accompanied this code).
coleenp@3698 14 *
coleenp@3698 15 * You should have received a copy of the GNU General Public License version
coleenp@3698 16 * 2 along with this work; if not, write to the Free Software Foundation,
coleenp@3698 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
coleenp@3698 18 *
coleenp@3698 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
coleenp@3698 20 * or visit www.oracle.com if you need additional information or have any
coleenp@3698 21 * questions.
coleenp@3698 22 */
coleenp@3698 23
coleenp@3706 24 public class TestPostFieldModification {
coleenp@3698 25
coleenp@3706 26 public String value; // watch modification of value
coleenp@3698 27
coleenp@3706 28 public static void main(String[] args){
coleenp@3698 29
coleenp@3706 30 System.out.println("Start threads");
coleenp@3706 31 // this thread modifies the field 'value'
coleenp@3706 32 new Thread() {
coleenp@3706 33 TestPostFieldModification test = new TestPostFieldModification();
coleenp@3706 34 public void run() {
coleenp@3706 35 test.value="test";
coleenp@3706 36 for(int i = 0; i < 10; i++) {
coleenp@3706 37 test.value += new String("_test");
coleenp@3698 38 }
coleenp@3698 39 }
coleenp@3706 40 }.start();
coleenp@3698 41
coleenp@3706 42 // this thread is used to trigger a gc
coleenp@3706 43 Thread d = new Thread() {
coleenp@3706 44 public void run() {
coleenp@3706 45 while(true) {
coleenp@3706 46 try {
coleenp@3706 47 Thread.sleep(100);
coleenp@3706 48 } catch (InterruptedException e) {
coleenp@3706 49
coleenp@3706 50 }
coleenp@3706 51 System.gc();
coleenp@3706 52 }
coleenp@3698 53 }
coleenp@3706 54 };
coleenp@3706 55 d.setDaemon(true);
coleenp@3706 56 d.start();
coleenp@3698 57 }
coleenp@3698 58 }

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