| /* |
| * Copyright (c) 2003, 2017, 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 4954545 |
| * @summary This test verifies whether the ImageWriter implementations throw |
| * IllegalArgumentException when a null image is passed to the write |
| * method. This is tested for all the image writers available with the |
| * IIORegistry. |
| */ |
| |
| import java.io.FileOutputStream; |
| import java.util.Iterator; |
| |
| import javax.imageio.ImageIO; |
| import javax.imageio.ImageWriter; |
| import javax.imageio.spi.IIORegistry; |
| import javax.imageio.spi.ImageWriterSpi; |
| import javax.imageio.stream.ImageOutputStream; |
| |
| public class WriteNullImageTest { |
| |
| public WriteNullImageTest() { |
| boolean testFailed = false; |
| String failMsg = "FAIL: IllegalArgumentException is not thrown by the " + |
| "ImageWriter when the image passed to the write() method is " + |
| "null, for the image formats: "; |
| |
| try { |
| IIORegistry reg = IIORegistry.getDefaultInstance(); |
| ImageWriter writer = null; |
| Iterator writerSpiIter = reg.getServiceProviders(ImageWriterSpi.class, true); |
| |
| while (writerSpiIter.hasNext()) { |
| ImageWriterSpi writerSpi = (ImageWriterSpi) writerSpiIter.next(); |
| writer = writerSpi.createWriterInstance(); |
| String names[] = writerSpi.getFormatNames(); |
| |
| FileOutputStream fos = new FileOutputStream("temp"); |
| ImageOutputStream ios = ImageIO.createImageOutputStream(fos); |
| writer.setOutput(ios); |
| |
| try { |
| writer.write(null, null, null); |
| } catch (IllegalArgumentException iae) { |
| System.out.println("PASS: Expected exception is thrown when null img is passed " + |
| "to the write method, for the image format: " + names[0]); |
| System.out.println("\n"); |
| } catch (Exception e) { |
| testFailed = true; |
| failMsg = failMsg + names[0] + ", "; |
| } |
| } |
| |
| } catch (Exception e) { |
| testFailed = true; |
| throw new RuntimeException("Test Failed. Exception thrown: " + e.toString()); |
| } |
| if (testFailed) { |
| failMsg = failMsg.substring(0, failMsg.lastIndexOf(",")); |
| throw new RuntimeException(failMsg); |
| } |
| } |
| |
| public static void main(String args[]) { |
| WriteNullImageTest test = new WriteNullImageTest(); |
| } |
| } |