1 /* 2 * Copyright (c) 1996, 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 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