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

 *

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 * This code is distributed in the hope that it will be useful, but WITHOUT

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 * 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

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 * 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 @summary JVM crash if the frame is disposed in DropTargetListener

 * @author Petr Pchelko

 * @library ../../regtesthelpers

 * @build Util

 * @compile DisposeFrameOnDragTest.java

 * @run main/othervm DisposeFrameOnDragTest

 */

import java.awt.AWTException;

import java.awt.Point;

import java.awt.Robot;

import java.awt.dnd.DropTargetAdapter;

import java.awt.dnd.DropTargetDragEvent;

import java.awt.dnd.DropTargetDropEvent;

import java.awt.event.InputEvent;

import java.lang.reflect.InvocationTargetException;

import java.util.TooManyListenersException;

import javax.swing.JFrame;

import javax.swing.JTextArea;

import javax.swing.SwingUtilities;

import test.java.awt.regtesthelpers.Util;

public class DisposeFrameOnDragTest {

    private static JTextArea textArea;

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

        SwingUtilities.invokeAndWait(new Runnable() {

            @Override

            public void run() {

                constructTestUI();

            }

        });

        try {

        }

    }

    private static void constructTestUI() {

        final JFrame frame = new JFrame("Test frame");

        textArea = new JTextArea("Drag Me!");

        try {

            textArea.getDropTarget().addDropTargetListener(new DropTargetAdapter() {

                @Override

                public void drop(DropTargetDropEvent dtde) {

                    //IGNORE

                }

                @Override

                public void dragOver(DropTargetDragEvent dtde) {

                    frame.dispose();

                }

            });

        } catch (TooManyListenersException ex) {

            throw new RuntimeException(ex);

        }

        textArea.setSize(100, 100);

        textArea.setDragEnabled(true);

        textArea.select(0, textArea.getText().length());

        frame.add(textArea);

        frame.setBounds(100, 100, 100, 100);

        frame.setVisible(true);

    }

}