XMLFileFilter.java

/**

TrakEM2 plugin for ImageJ(C).
Copyright (C) 2005-2009 Albert Cardona and Rodney Douglas.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation (http://www.gnu.org/licenses/gpl.txt )

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 for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. 

You may contact Albert Cardona at acardona at ini.phys.ethz.ch
Institute of Neuroinformatics, University of Zurich / ETH, Switzerland.
**/
package ini.trakem2.io;

import java.io.File;
import java.io.FilenameFilter;

/** Accepts .dtd and/or .xml extensions. */
public class XMLFileFilter implements FilenameFilter {

	static public final int DTD = 0;
	static public final int XML = 1;
	static public final int BOTH = 2;
	private int ext = -1;

	public XMLFileFilter(int ext) {
		this.ext = ext;
	}
	public boolean accept(File dir, String name) {
		File file = new File(dir + "/" + name);
		if (file.isDirectory()) {
			return true;
		}
		name = name.toLowerCase();
		switch (ext) {
			case DTD:
				if (name.length() -4 == name.lastIndexOf(".dtd")) return true;
				break;
			case XML:
				if (name.length() -4 == name.lastIndexOf(".xml")) return true;
				break;
			case BOTH:
				if (name.length() -4 == name.lastIndexOf(".xml")
				|| name.length() -4 == name.lastIndexOf(".dtd")
				) {
					return true;
				}
				break;
		}
		return false;
	}
}