| /* |
| * Copyright (c) 1995, 1996, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.awt.image; |
| |
| import java.io.InputStream; |
| import java.io.FileInputStream; |
| import java.io.BufferedInputStream; |
| import java.io.FileNotFoundException; |
| |
| public class FileImageSource extends InputStreamImageSource { |
| String imagefile; |
| |
| public FileImageSource(String filename) { |
| SecurityManager security = System.getSecurityManager(); |
| if (security != null) { |
| security.checkRead(filename); |
| } |
| imagefile = filename; |
| } |
| |
| final boolean checkSecurity(Object context, boolean quiet) { |
| // File based images only ever need to be checked statically |
| // when the image is retrieved from the cache. |
| return true; |
| } |
| |
| protected ImageDecoder getDecoder() { |
| InputStream is; |
| try { |
| is = new BufferedInputStream(new FileInputStream(imagefile)); |
| } catch (FileNotFoundException e) { |
| return null; |
| } |
| // Don't believe the file suffix - many users don't know what |
| // kind of image they have and guess wrong... |
| /* |
| int suffixpos = imagefile.lastIndexOf('.'); |
| if (suffixpos >= 0) { |
| String suffix = imagefile.substring(suffixpos+1).toLowerCase(); |
| if (suffix.equals("gif")) { |
| return new GifImageDecoder(this, is); |
| } else if (suffix.equals("jpeg") || suffix.equals("jpg") || |
| suffix.equals("jpe") || suffix.equals("jfif")) { |
| return new JPEGImageDecoder(this, is); |
| } else if (suffix.equals("xbm")) { |
| return new XbmImageDecoder(this, is); |
| } |
| } |
| */ |
| return getDecoder(is); |
| } |
| } |