1/* 2 * Copyright (c) 2003, 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 4924512 27 * @summary Test that wbmp image reader detects incorrect image format 28 */ 29 30import java.awt.Color; 31import java.awt.Graphics; 32import java.awt.image.BufferedImage; 33import java.io.ByteArrayInputStream; 34import java.io.ByteArrayOutputStream; 35 36import javax.imageio.IIOException; 37import javax.imageio.ImageIO; 38import javax.imageio.ImageReader; 39import javax.imageio.stream.ImageInputStream; 40 41public class ValidWbmpTest { 42 43 public static void main(String[] args) { 44 try { 45 String[] formats = { "JPEG", "PNG", "BMP" }; 46 47 BufferedImage img = new BufferedImage(100, 100, 48 BufferedImage.TYPE_BYTE_GRAY); 49 Graphics g = img.createGraphics(); 50 g.setColor(Color.white); 51 g.fillRect(0,0,100,100); 52 g.setColor(Color.black); 53 g.fillRect(10,10,80,80); 54 55 ImageReader ir = (ImageReader)ImageIO.getImageReadersByFormatName("WBMP").next(); 56 if (ir==null) { 57 throw new RuntimeException("No readers for WBMP format!"); 58 } 59 for(int i=0; i<formats.length; i++) { 60 System.out.println("Test " + formats[i] + " stream..."); 61 boolean passed = false; 62 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 63 ImageIO.write(img, formats[i], baos); 64 baos.close(); 65 ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray()); 66 67 ImageInputStream iis = null; 68 iis = ImageIO.createImageInputStream(bais); 69 ir.setInput(iis); 70 try { 71 BufferedImage res = ir.read(0); 72 } catch (IIOException e) { 73 StackTraceElement[] stack = e.getStackTrace(); 74 if (ir.getClass().getName().equals(stack[0].getClassName()) 75 && "readHeader".equals(stack[0].getMethodName())) 76 { 77 passed = true; 78 } 79 } catch (Throwable t) { 80 t.printStackTrace(); 81 } 82 83 if (!passed) { 84 throw new RuntimeException("Test failed!"); 85 } 86 } 87 } catch (Exception e) { 88 e.printStackTrace(); 89 throw new RuntimeException("Unexpected exception. Test failed."); 90 } 91 92 } 93} 94