/*
* @(#)FileImageSource.java 1.23 06/10/10
*
* Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program 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.
*
* This program 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 at /legal/license.txt).
*
* 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 Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*
*/
package sun.awt.image;
import java.io.InputStream;
import java.io.BufferedInputStream;
import java.io.IOException;
import sun.io.FileIOFactory;
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(FileIOFactory.getInputStream(imagefile));
} catch (IOException e) {
return null;
}
return getDecoder(is);
}
}