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 *

 * This code is free software; you can redistribute it and/or modify it

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 * 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

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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,

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 *

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 */

/*

 * @test

 * @bug 4177735

 * @summary Tests that JColorChooser leaves no threads when disposed

 * @author Shannon Hickey

 */

import java.awt.Point;

import javax.swing.JColorChooser;

import javax.swing.JDialog;

import javax.swing.SwingUtilities;

import javax.swing.colorchooser.AbstractColorChooserPanel;

public class Test4177735 implements Runnable {

    private static final long DELAY = 1000L;

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

        int hsvIndex = 0;

        int panelsLength;

        int finalIndex;

        JColorChooser chooser = new JColorChooser();

        AbstractColorChooserPanel[] panels = chooser.getChooserPanels();

        panelsLength = panels.length;

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

            if(panels[i].getDisplayName().equals("HSV")) {

                hsvIndex = i;

            }

        }

        finalIndex = Math.min(hsvIndex, panelsLength - 1);

        chooser.setChooserPanels(new AbstractColorChooserPanel[] { panels[finalIndex] });

        JDialog dialog = show(chooser);

        pause(DELAY);

        dialog.dispose();

        pause(DELAY);

        Test4177735 test = new Test4177735();

        SwingUtilities.invokeAndWait(test);

        if (test.count != 0) {

            throw new Error("JColorChooser leaves " + test.count + " threads running");

        }

    }

    static JDialog show(JColorChooser chooser) {

        JDialog dialog = JColorChooser.createDialog(null, null, false, chooser, null, null);

        dialog.setVisible(true);

        // block till displayed

        Point point = null;

        while (point == null) {

            try {

                point = dialog.getLocationOnScreen();

            }

            catch (IllegalStateException exception) {

                pause(DELAY);

            }

        }

        return dialog;

    }

    private static void pause(long delay) {

        try {

            Thread.sleep(delay);

        }

        catch (InterruptedException exception) {

        }

    }

    private int count;

    public void run() {

        ThreadGroup group = Thread.currentThread().getThreadGroup();

        Thread[] threads = new Thread[group.activeCount()];

        int count = group.enumerate(threads, false);

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

            String name = threads[i].getName();

            if ("SyntheticImageGenerator".equals(name)) { // NON-NLS: thread name

                this.count++;

            }

        }

    }

}