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 4431503 27 * @summary Checks if flushBefore(pos) throws an IndexOutOfBoundsException if 28 * pos lies in the flushed portion of the stream 29 */ 30 31 import java.io.ByteArrayOutputStream; 32 import java.io.IOException; 33 import java.io.OutputStream; 34 35 import javax.imageio.stream.FileCacheImageOutputStream; 36 import javax.imageio.stream.ImageOutputStream; 37 import javax.imageio.stream.MemoryCacheImageOutputStream; 38 39 public class FlushBefore { 40 41 public static void main(String[] args) throws IOException { 42 OutputStream ostream = new ByteArrayOutputStream(); 43 44 FileCacheImageOutputStream fcios = 45 new FileCacheImageOutputStream(ostream, null); 46 test(fcios); 47 48 MemoryCacheImageOutputStream mcios = 49 new MemoryCacheImageOutputStream(ostream); 50 test(mcios); 51 } 52 53 private static void test(ImageOutputStream ios) throws IOException { 54 try { 55 ios.write(new byte[10], 0, 10); 56 ios.flushBefore(5); 57 ios.flushBefore(4); 58 59 throw new RuntimeException 60 ("Failed to get IndexOutOfBoundsException!"); 61 } catch (IndexOutOfBoundsException e) { 62 } 63 } 64 }