/*
* SimpleFileFilter.java
*
* Copyright (c) 2002-2015 Alexei Drummond, Andrew Rambaut and Marc Suchard
*
* This file is part of BEAST.
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership and licensing.
*
* BEAST is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* BEAST 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with BEAST; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
package dr.app.bss;
import java.io.File;
import javax.swing.filechooser.FileFilter;
/**
* @author Filip Bielejec
* @version $Id$
*/
public class SimpleFileFilter extends FileFilter {
private String[] extensions;
private String description;
public SimpleFileFilter(String ext) {
this(new String[] { ext }, null);
}
public SimpleFileFilter(String[] exts, String descr) {
// clone and lowercase the extensions
extensions = new String[exts.length];
for (int i = exts.length - 1; i >= 0; i--) {
extensions[i] = exts[i].toLowerCase();
}
// make sure we have a valid (if simplistic) description
description = (descr == null ? exts[0] + " files" : descr);
}
public boolean accept(File f) {
// we always allow directories, regardless of their extension
if (f.isDirectory()) {
return true;
}
// ok, it's a regular file so check the extension
String name = f.getName().toLowerCase();
for (int i = extensions.length - 1; i >= 0; i--) {
if (name.endsWith(extensions[i])) {
return true;
}
}
return false;
}
public String getDescription() {
return description;
}
}// END: class