Mercurial > hg > digilib-old

comparison servlet/src/digilib/io/ImageCacheStream.java @ 590:69bc69381ac4 stream

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
more work on stream input and more cleanup
author robcast
date Thu, 06 Jan 2011 20:42:29 +0100
parents
children
comparison
equal deleted inserted replaced
589:73e041c710d3 590:69bc69381ac4
1 /**
2 *
3 */
4 package digilib.io;
5
6 import java.io.InputStream;
7
8 import javax.imageio.stream.ImageInputStream;
9 import javax.imageio.stream.MemoryCacheImageInputStream;
10
11 /**
12 * @author casties
13 *
14 */
15 public class ImageCacheStream extends ImageStream {
16
17 public ImageCacheStream(InputStream stream, String mimeType) {
18 super(stream, mimeType);
19 }
20
21 /*
22 * (non-Javadoc)
23 *
24 * @see digilib.io.ImageInput#hasImageInputStream()
25 */
26 @Override
27 public boolean hasImageInputStream() {
28 return true;
29 }
30
31 /*
32 * (non-Javadoc)
33 *
34 * @see digilib.io.ImageInput#getImageInputStream()
35 */
36 @Override
37 public ImageInputStream getImageInputStream() {
38 /*
39 * TODO: which type of stream backing?
40 * In general, it is preferable to
41 * use a FileCacheImageInputStream when reading from a regular
42 * InputStream. This class is provided for cases where it is not
43 * possible to create a writable temporary file.
44 */
45 ImageInputStream iis = new MemoryCacheImageInputStream(this.stream);
46 return iis;
47 }
48
49 }