| /* |
| * Copyright (c) 2007, 2014, 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 java.awt.*; |
| import java.awt.image.BufferedImage; |
| |
| /* |
| * @test |
| * @summary Check that GraphicsDevice methods do not throw unexpected |
| * exceptions in headless mode |
| * @run main/othervm -Djava.awt.headless=true HeadlessGraphicsDevice |
| */ |
| |
| public class HeadlessGraphicsDevice { |
| public static void main(String args[]) { |
| GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); |
| Graphics2D gd = ge.createGraphics(new BufferedImage(100, 100, BufferedImage.TYPE_4BYTE_ABGR)); |
| GraphicsConfiguration gc = gd.getDeviceConfiguration(); |
| GraphicsDevice gdev = gc.getDevice(); |
| |
| for (GraphicsConfiguration gcl : gdev.getConfigurations()) |
| gcl.toString(); |
| |
| gdev.getDefaultConfiguration().toString(); |
| gdev.getIDstring(); |
| |
| if (gdev.getType() != GraphicsDevice.TYPE_IMAGE_BUFFER) |
| throw new RuntimeException("Created GraphicsDevice that should be IMAGE_BUFFER but it isn't"); |
| } |
| } |