1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
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8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
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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).
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17  * You should have received a copy of the GNU General Public License version
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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24  */
25 
26 package sun.awt.image;
27 
28 import java.io.InputStream;
29 import java.io.ByteArrayInputStream;
30 import java.io.BufferedInputStream;
31 
32 public class ByteArrayImageSource extends InputStreamImageSource {
33     byte[] imagedata;
34     int imageoffset;
35     int imagelength;
36 
ByteArrayImageSource(byte[] data)37     public ByteArrayImageSource(byte[] data) {
38         this(data, 0, data.length);
39     }
40 
ByteArrayImageSource(byte[] data, int offset, int length)41     public ByteArrayImageSource(byte[] data, int offset, int length) {
42         imagedata = data;
43         imageoffset = offset;
44         imagelength = length;
45     }
46 
checkSecurity(Object context, boolean quiet)47     final boolean checkSecurity(Object context, boolean quiet) {
48         // No need to check security.  Applets and downloaded code can
49         // only make byte array image once they already have a handle
50         // on the image data anyway...
51         return true;
52     }
53 
getDecoder()54     protected ImageDecoder getDecoder() {
55         InputStream is =
56             new BufferedInputStream(new ByteArrayInputStream(imagedata,
57                                                              imageoffset,
58                                                              imagelength));
59         return getDecoder(is);
60     }
61 }
62