test/jdk/java/awt/Desktop/DesktopSupportTest.java

/*
 * Copyright (c) 2005, 2024, 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 6255196
 * @key headful
 * @summary Verifies if class Desktop is supported on current platform.
 * @run main DesktopSupportTest
 */

import java.awt.Desktop;

public class DesktopSupportTest {
    public static void main(String[] args) {
        boolean supported = Desktop.isDesktopSupported();
        try {
            Desktop desktop = Desktop.getDesktop();
            if (!supported) {
                throw new RuntimeException("UnsupportedOperationException " +
                        "should be thrown, as this class is not supported " +
                        "on current platform.");
            }
        } catch (UnsupportedOperationException uoe) {
            if (supported) {
                throw new RuntimeException("UnsupportedOperationException " +
                        "should NOT be thrown, as this class is supported " +
                        "on current platform.");
            }
        } catch (Exception e) {
            if (!supported) {
                throw new RuntimeException("UnsupportedOperationException " +
                        "should be thrown, as this class is not supported " +
                        "on current platform. But " + e.getClass().getName() +
                        " has been thrown instead.");
            }
        }
    }
}