1/*
2 * Copyright (c) 2000, 2010, 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.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package com.sun.imageio.spi;
27
28import java.io.File;
29import java.io.RandomAccessFile;
30import java.util.Locale;
31import javax.imageio.spi.ImageOutputStreamSpi;
32import javax.imageio.stream.ImageOutputStream;
33import javax.imageio.stream.FileImageOutputStream;
34
35public class RAFImageOutputStreamSpi extends ImageOutputStreamSpi {
36
37    private static final String vendorName = "Oracle Corporation";
38
39    private static final String version = "1.0";
40
41    private static final Class<?> outputClass = RandomAccessFile.class;
42
43    public RAFImageOutputStreamSpi() {
44        super(vendorName, version, outputClass);
45    }
46
47    public String getDescription(Locale locale) {
48        return "Service provider that instantiates a FileImageOutputStream from a RandomAccessFile";
49    }
50
51    public ImageOutputStream createOutputStreamInstance(Object output,
52                                                        boolean useCache,
53                                                        File cacheDir) {
54        if (output instanceof RandomAccessFile) {
55            try {
56                return new FileImageOutputStream((RandomAccessFile)output);
57            } catch (Exception e) {
58                e.printStackTrace();
59                return null;
60            }
61        } else {
62            throw new IllegalArgumentException
63                ("input not a RandomAccessFile!");
64        }
65    }
66}
67