| /* |
| * Copyright (c) 2013, 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 8007146 |
| * @summary [macosx] Setting a display mode crashes JDK under VNC |
| * @author Alexander Scherbatiy |
| * @run main CheckDisplayModes |
| */ |
| import java.awt.DisplayMode; |
| import java.awt.GraphicsDevice; |
| import java.awt.GraphicsEnvironment; |
| |
| public class CheckDisplayModes { |
| |
| public static void main(String[] args) { |
| GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); |
| GraphicsDevice graphicDevice = ge.getDefaultScreenDevice(); |
| if (!graphicDevice.isDisplayChangeSupported()) { |
| System.err.println("Display mode change is not supported on this host. Test is considered passed."); |
| return; |
| } |
| DisplayMode defaultDisplayMode = graphicDevice.getDisplayMode(); |
| checkDisplayMode(defaultDisplayMode); |
| graphicDevice.setDisplayMode(defaultDisplayMode); |
| |
| DisplayMode[] displayModes = graphicDevice.getDisplayModes(); |
| boolean isDefaultDisplayModeIncluded = false; |
| for (DisplayMode displayMode : displayModes) { |
| checkDisplayMode(displayMode); |
| graphicDevice.setDisplayMode(displayMode); |
| if (defaultDisplayMode.equals(displayMode)) { |
| isDefaultDisplayModeIncluded = true; |
| } |
| } |
| |
| if (!isDefaultDisplayModeIncluded) { |
| throw new RuntimeException("Default display mode is not included"); |
| } |
| } |
| |
| static void checkDisplayMode(DisplayMode displayMode) { |
| if (displayMode == null || displayMode.getWidth() <= 1 || displayMode.getHeight() <= 1) { |
| throw new RuntimeException("invalid display mode"); |
| } |
| } |
| } |