| /* |
| * Copyright (c) 2007, 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 6438508 |
| * @summary Test verifies that ImageIO.write() does not create new |
| * empty file if requested image format is not supported. |
| * |
| * @run main EmptyFileTest |
| */ |
| |
| import java.awt.image.BufferedImage; |
| import java.io.File; |
| import java.io.IOException; |
| import javax.imageio.ImageIO; |
| |
| public class EmptyFileTest { |
| public static void main(String[] args) throws IOException { |
| String format = "MY_IMG"; |
| |
| File out = new File("output.myimg"); |
| |
| System.out.printf("File %s: %s\n", out.getAbsolutePath(), |
| out.exists() ? "EXISTS" : "NEW"); |
| |
| BufferedImage img = createTestImage(); |
| |
| boolean status = false; |
| try { |
| status = ImageIO.write(img, format, out); |
| } catch (IOException e) { |
| throw new RuntimeException("Test FAILED: unexpected exception", e); |
| } |
| if (status) { |
| throw new RuntimeException("Test FAILED: Format " + |
| format + " is supported."); |
| } |
| |
| if (out.exists()) { |
| throw new RuntimeException("Test FAILED."); |
| } |
| System.out.println("Test PASSED."); |
| } |
| |
| private static BufferedImage createTestImage() { |
| return new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB); |
| } |
| } |