01: /*
02: * Copyright 2000-2001 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: package com.sun.imageio.spi;
27:
28: import java.io.File;
29: import java.io.RandomAccessFile;
30: import java.util.Locale;
31: import javax.imageio.spi.ImageOutputStreamSpi;
32: import javax.imageio.stream.ImageOutputStream;
33: import javax.imageio.stream.FileImageOutputStream;
34:
35: public class RAFImageOutputStreamSpi extends ImageOutputStreamSpi {
36:
37: private static final String vendorName = "Sun Microsystems, Inc.";
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, File cacheDir) {
53: if (output instanceof RandomAccessFile) {
54: try {
55: return new FileImageOutputStream(
56: (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: }
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