Class for filtering File objects based on specific extension.

FileExtFilter.java

package com.mtgclient.util;

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

/**
 * Class for filtering File objects based on specific extension.
 * 
 * @author e.shishkin
 *
 */
public class FileExtFilter implements FilenameFilter {
	
	private final String ext;
	
	/**
	 * Default constructor.
	 * 
	 * @param ext - file extension WITHOUT A DOT (ex. "txt")
	 */
	public FileExtFilter(String ext) {
		this.ext = "." + ext;
	}
	
	@Override
	public boolean accept(File dir, String filename) {
		return filename.endsWith(ext); 
	}

}