InternalFrameIcon.java

/*
 * Copyright (c) 2015, 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.
 */

import javax.swing.Icon;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;

import static javax.swing.UIManager.getInstalledLookAndFeels;

/**
 * @test
 * @bug 8133926
 */
public final class InternalFrameIcon implements Runnable {

    public static void main(final String[] args) throws Exception {
        for (final UIManager.LookAndFeelInfo laf : getInstalledLookAndFeels()) {
            SwingUtilities.invokeAndWait(() -> setLookAndFeel(laf));
            SwingUtilities.invokeAndWait(new InternalFrameIcon());
        }
    }

    private static void setLookAndFeel(final UIManager.LookAndFeelInfo laf) {
        try {
            UIManager.setLookAndFeel(laf.getClassName());
            System.out.println("LookAndFeel: " + laf.getClassName());
        } catch (ClassNotFoundException | InstantiationException |
                UnsupportedLookAndFeelException | IllegalAccessException e) {
            throw new RuntimeException(e);
        }
    }

    @Override
    public void run() {
        Object o = UIManager.getDefaults().get("InternalFrame.icon");
        if (o != null && !(o instanceof Icon)) {
            throw new RuntimeException("Wrong object: " + o);
        }
    }
}