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/*
* Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
@bug 8030702
@summary Deadlock between subclass of AbstractDocument and UndoManager
@author Semyon Sadetsky
*/
import javax.swing.text.PlainDocument;
import javax.swing.text.StringContent;
import javax.swing.undo.UndoManager;
import java.text.DecimalFormat;
import java.text.Format;
import java.util.concurrent.CyclicBarrier;
public class AbstractDocumentUndoConcurrentTest {
static CyclicBarrier barrier = new CyclicBarrier(3);
private static PlainDocument doc1;
private static PlainDocument doc2;
private static Format format1 = new DecimalFormat("<Test1 0000>");
private static Format format2 = new DecimalFormat("<Test22 0000>");
public static void main(String[] args) throws Exception {
test();
System.out.println(doc1.getText(0, doc1.getLength()));
System.out.println(doc2.getText(0, doc2.getLength()));
System.out.println("ok");
}
private static void test() throws Exception {
doc1 = new PlainDocument(new StringContent());
final UndoManager undoManager = new UndoManager();
doc1.addUndoableEditListener(undoManager);
doc1.insertString(0, "<Test1 XXXX>", null);
doc2 = new PlainDocument(new StringContent());
doc2.addUndoableEditListener(undoManager);
doc2.insertString(0, "<Test22 XXXX>", null);
Thread t1 = new Thread("Thread doc1") {
@Override
public void run() {
try {
barrier.await();
for (int i = 0; i < 1000; i++) {
doc1.insertString(0, format1.format(i), null);
if(doc1.getLength() > 100) doc1.remove(0, 12);
}
} catch (Exception e) {
throw new RuntimeException(e);
}
System.out.println("t1 done");
}
};
Thread t2 = new Thread("Thread doc2") {
@Override
public void run() {
try {
barrier.await();
for (int i = 0; i < 1000; i++) {
doc2.insertString(0, format2.format(i), null);
if(doc2.getLength() > 100) doc2.remove(0, 13);
}
} catch (Exception e) {
throw new RuntimeException(e);
}
System.out.println("t2 done");
}
};
Thread t3 = new Thread("Undo/Redo Thread") {
@Override
public void run() {
try {
barrier.await();
} catch (Exception e) {
e.printStackTrace();
}
for (int i = 0; i < 1000; i++) {
if(undoManager.canUndoOrRedo()) {
undoManager.undoOrRedo();
}
if(undoManager.canUndo()) {
undoManager.undo();
}
}
System.out.println("t3 done");
}
};
t1.start();
t2.start();
t3.start();
t1.join();
t2.join();
t3.join();
}
}
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