ReadBytesIIOByteBuffer.java revision 17180:e748c6a2d2e6 
1/*
2 * Copyright (c) 2004, 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 4446906
27 * @summary Checks if ImageInputStreamImpl.readBytes(IIOByteBuffer) tests for
28 *          len < 0
29 */
30
31import java.io.ByteArrayInputStream;
32import java.io.InputStream;
33
34import javax.imageio.stream.IIOByteBuffer;
35import javax.imageio.stream.ImageInputStream;
36import javax.imageio.stream.MemoryCacheImageInputStream;
37
38public class ReadBytesIIOByteBuffer {
39
40    public static void main(String[] argv) {
41        byte[] bar = {1, 1, 1};
42        InputStream is = new ByteArrayInputStream(bar);
43
44        ImageInputStream iis = new MemoryCacheImageInputStream(is);
45        byte[] b = new byte[10];
46        IIOByteBuffer iiob = new IIOByteBuffer(b, 0, b.length);
47        try {
48            iis.readBytes(iiob, -1);
49        } catch (IndexOutOfBoundsException e) {
50            return;
51        } catch (Exception e) {
52            throw new RuntimeException("Unexpected exception: " + e);
53        }
54        throw new RuntimeException("No exception thrown for len < 0!");
55    }
56}
57