1 /* 2 * Copyright (c) 2001, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 4414455 27 * @summary Checks for NPE from ImageWriter.setOutput when the writer has no 28 * originating service provider 29 * @modules java.desktop/com.sun.imageio.plugins.png 30 */ 31 32 import java.io.File; 33 import java.io.IOException; 34 35 import javax.imageio.ImageIO; 36 import javax.imageio.ImageWriter; 37 import javax.imageio.stream.ImageOutputStream; 38 39 import com.sun.imageio.plugins.png.PNGImageWriter; 40 41 public class SetOutput { 42 43 public static void main(String[] args) throws IOException { 44 ImageWriter iw = new PNGImageWriter(null); 45 File f = File.createTempFile("imageio", "tmp"); 46 ImageOutputStream ios = ImageIO.createImageOutputStream(f); 47 try { 48 iw.setOutput(ios); 49 } catch (NullPointerException npe) { 50 f.delete(); 51 throw new RuntimeException("Got NullPointerException!"); 52 } 53 f.delete(); 54 } 55 }