UITest.java example

Explorer
openjdk8-jdk-master
/*
 * Copyright (c) 2012, 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 4843282 4886871
 * @summary Makes sure windows is only listed on Windows platform, and
 *          GTK is not on Windows and Mac.
 * added as tabs
 * @author Scott Violet
 */
import javax.swing.*;
import javax.swing.UIManager.LookAndFeelInfo;
import sun.awt.OSInfo;
import sun.awt.OSInfo.OSType;

public class UITest {

    public static void main(String[] args) {
        OSType os = OSInfo.getOSType();
        LookAndFeelInfo[] lafInfo = UIManager.getInstalledLookAndFeels();

        switch (os) {
            case WINDOWS:

                // Make sure we don't have GTK.
                if (hasLAF("gtk", lafInfo)) {
                    throw new RuntimeException("On windows, but GTK is present");
                }

                // Make sure we don't have Aqua.
                if (hasLAF("mac", lafInfo)) {
                    throw new RuntimeException("On windows, but Aqua is present");
                }

                // Make sure we have Windows.
                if (!hasLAF("windows", lafInfo)) {
                    throw new RuntimeException("On windows and don't have Windows");
                }

                break;

            case MACOSX:

                // Make sure we don't have GTK.
                if (hasLAF("gtk", lafInfo)) {
                    throw new RuntimeException("On mac, but GTK is present");
                }

                // Make sure we don't have Windows.
                if (hasLAF("windows", lafInfo)) {
                    throw new RuntimeException("On mac, but Windows is present");
                }

                // Make sure we have Aqua.
                if (!hasLAF("mac", lafInfo)) {
                    throw new RuntimeException("On mac and don't have Aqua");
                }

                break;

            default:
                // Not windows and mac

                // Make sure we don't have Windows.
                if (hasLAF("windows", lafInfo)) {
                    throw new RuntimeException("Not on windows and have Windows");
                }

                // Make sure we don't have Aqua.
                if (hasLAF("mac", lafInfo)) {
                    throw new RuntimeException("Not on mac and have Aqua");
                }

                // Make sure we have GTK.
                if (!hasLAF("gtk", lafInfo)) {
                    throw new RuntimeException(
                            "Not on Windows and Mac and don't have GTK!");
                }
        }

    }

    public static boolean hasLAF(String name, LookAndFeelInfo[] lafInfo) {

        for (int counter = 0; counter < lafInfo.length; counter++) {
            if (lafInfo[counter].getName().toLowerCase().indexOf(name) != -1) {
                return true;
            }
        }
        return false;
    }
}