www.pudn.com > charsettools_1.0.2.zip > ExtensionFileFilter.java

/* 
Program  ExtensionFileFilter.java 
 * 
Author   Keiven Ju  
 * 
Created  2003-12-19 6:14:03 
 * 
Copyright 1995-1998,2000-2003 by AKuP International, Inc.,
 
 * 
Nanjing:
 
 * Unit C, 26F Jianjiang Culture Building, No. 89 Zhongshannan Rd. Nanjing 210005 China
 
 * 
 26F, Jianjiang Building No.89,Zhongshan South Rd, Nanjing 
 * 
Taipei :
 
 * 
5F, NO.6, Alley 36, Lane 26, Rueiguang Rd,  Neihu District, Taipei City 114, Taiwan 
 * 
 
 * All rights reserved.
 
 * 
 
 * This software is the confidential and proprietary information
 
 * of AKuP International, Inc. ("Confidential Information").  You
 
 * shall not disclose such Confidential Information and shall use
 
 * it only in accordance with the terms of the license agreement
 
 * you entered into with AKuP.
 
 * 
 
 * E-mail keiven.ju@akup.com  for more information.  
 */ 
package com.akup.charset.ui; 
 
import java.io.File; 
 
/**  
 * program  ExtensionFileFilter 
 * @author  Keiven Ju  
 * @since   1.0.0  
 * @version 1.0.0  2003-12-19 6:14:03  
 */ 
public class ExtensionFileFilter extends javax.swing.filechooser.FileFilter { 
 
	/** A description for the file type; */ 
	private String description; 
 
	/** The extension (for example, "png" for *.png files); */ 
	private String extension; 
 
	/** 
	 * Standard constructor. 
	 * @param description A description of the file type; 
	 * @param extension The file extension; 
	 */ 
	public ExtensionFileFilter(String description, String extension) { 
		this.description = description; 
		this.extension = extension; 
	} 
 
	/** 
	 * Returns true if the file ends with the specified extension. 
	 * @param file The file to test; 
	 * @return A boolean that indicates whether or not the file is accepted by the filter; 
	 */ 
	public boolean accept(File file) { 
 
		if (file.isDirectory()) 
			return true; 
 
		String name = file.getName().toLowerCase(); 
		if (name.endsWith(extension)) 
			return true; 
		else 
			return false; 
	} 
 
	/** 
	 * Returns the description of the filter. 
	 * @return A description of the filter; 
	 */ 
	public String getDescription() { 
		return description; 
	} 
 
}