01: /*
02: * @(#)ByteArrayImageSource.java 1.11 06/10/10
03: *
04: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: *
26: */
27:
28: package sun.awt.image;
29:
30: import java.io.InputStream;
31: import java.io.ByteArrayInputStream;
32: import java.io.BufferedInputStream;
33:
34: public class ByteArrayImageSource extends InputStreamImageSource {
35: byte[] imagedata;
36: int imageoffset;
37: int imagelength;
38:
39: public ByteArrayImageSource(byte[] data) {
40: this (data, 0, data.length);
41: }
42:
43: public ByteArrayImageSource(byte[] data, int offset, int length) {
44: imagedata = data;
45: imageoffset = offset;
46: imagelength = length;
47: }
48:
49: final boolean checkSecurity(Object context, boolean quiet) {
50: // No need to check security. Applets and downloaded code can
51: // only make byte array image once they already have a handle
52: // on the image data anyway...
53: return true;
54: }
55:
56: protected ImageDecoder getDecoder() {
57: InputStream is = new BufferedInputStream(
58: new ByteArrayInputStream(imagedata, imageoffset,
59: imagelength));
60: return getDecoder(is);
61: }
62: }
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