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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 * 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.

 *

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 */

/* @test

   @bug 7146146

   @summary Deadlock between subclass of AbstractDocument and UndoManager

   @author Pavel Porvatov

*/

import javax.swing.text.BadLocationException;

import javax.swing.text.PlainDocument;

import javax.swing.text.StringContent;

import javax.swing.undo.UndoManager;

public class bug7146146 {

    public static void main(String[] args) throws Exception {

        for (int i = 0; i < 1000; i++) {

            System.out.print("Iteration " + i);

            test();

            System.out.print(" passed");

        }

    }

    private static void test() throws Exception {

        final PlainDocument doc = new PlainDocument(new StringContent());

        final UndoManager undoManager = new UndoManager();

        doc.addUndoableEditListener(undoManager);

        doc.insertString(0, "<Test 1>", null);

        Thread t1 = new Thread("Thread 1") {

            @Override

            public void run() {

                try {

                    doc.insertString(0, "<Test 2>", null);

                } catch (BadLocationException e) {

                    throw new RuntimeException(e);

                }

            }

        };

        Thread t2 = new Thread("Thread 2") {

            @Override

            public void run() {

                undoManager.undo();

            }

        };

        t1.start();

        t2.start();

        t1.join();

        t2.join();

    }

}