octopusfilefilter.java

数据仓库工具

/*


    Copyright (C) 2003  Together

    This library 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 2.1 of the License, or (at your option) any later version.

    This library 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 this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

package org.webdocwf.util.loader.wizard;

import java.io.File;

/**
 * DomlFilter restricts file sets to only those files that are
 * .doml files. Use this with JFileChooser to create a directory
 * chooser.
 *
 *
 * @author Radoslav Dutina
 * @author Zoran Milakovic
 */
public class OctopusFileFilter extends javax.swing.filechooser.FileFilter {

	public static final int OLJ = 0;
	public static final int OPF = 1; 
	int type = 0;

    /**
     * Create a FileFilter for use with the FileChooser dialog.
     * Default is olj file filter.
     */
    public OctopusFileFilter() {
    	this.type = 0;
    }
    
	/**
	 * Create a DomlFilter for use with the FileChooser dialog.
	 */
	public OctopusFileFilter(int type) {
		this.type = type;
	}

    /**
     * Check to see if the passed file is a directory.
     *
     * @param f File to check.
     *
     * @return True if the file is a doml file (.doml).
     *
     */
    public boolean accept(File f) {
    	switch(type) {
    		case 0:
       	 	return f.getName().endsWith(".olj") || f.isDirectory();
			case 1:
				return f.getName().endsWith(".opf") || f.isDirectory();
			default:
			   return f.getName().endsWith(".olj") || f.isDirectory();
    	}
    }

    /**
     * Get a description of this filter.
     *
     * @return The description of this filter.
     *
     */
    public String getDescription() {
		switch(type) {
			case 0:
				return new String(".olj");
			case 1:
				return new String(".opf");
			default:
				return new String(".olj");
		}
    }
}