/*
 * 
 * Copyright 2004 Sun Microsystems, Inc. All Rights Reserved.
 * 
 * The contents of this file are subject to the Sun Community Source
 * License v3.0/Jini Technology Specific Attachment v 1.0 (the
 * "License"). You may not use this file except in compliance with the
 * License. You may obtain a copy of the License at
 * http://wwws.sun.com/software/jini/licensing/SCSL3_JiniTSA1.html.
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and limitations
 * under the License.
 * 
 * The Reference Code is Jini Technology Core Platform code, v2.0. The
 * Developer of the Reference Code is Sun Microsystems, Inc.
 * 
 * Contributor(s): Sun Microsystems, Inc.
 * 
 * The contents of this file comply with the Jini Technology Core
 * Platform Compatibility Kit, v2.0A.
 * 
 * Tester(s): Sun Microsystems, Inc.
 * 
 * Test Platform(s):
 * Java 2 SDK, Standard Edition, Version 1.4.2_03 for Solaris(TM)SPARC/x86
 * Java 2 SDK, Standard Edition, Version 1.4.2_03 for Linux (Intel x86)
 * Java 2 SDK, Standard Edition, Version 1.4.2_03 for Windows (Intel Platform)
 * 
 */
package com.sun.jini.system;

import java.io.File;
import java.io.FileFilter;

import java.lang.String;

/**
 * Implementation of FilenameFilter to allow us to just
 * look for java files by default, or other file extensions if
 * the user wishes to use a different extension.
 *
 * @author Sun Microsystems, Inc.
 *
 */
public class JavaSourceFilter implements FileFilter {
    /**
     * The extension that we we want to look for.
     */
    private String fileExtension;

    /**
     * Create a filter for *.java files.
     */
    public JavaSourceFilter() {
	this(".java");
    }

    /**
     * Create a filter for a user defined extension.
     * If an empty string is passed then all files
     * will be matched.
     *
     * @param fileExtension  The extension the user is looking for.
     */
    public JavaSourceFilter(String fileExtension) {
	this.fileExtension = fileExtension;
    }

    /**
     * Method required by FilenameFilter interface.
     * It is called by File.list() to get a subset of
     * the files in the given directory.
     *
     * @param filename The current file we are looking at.
     */
    public boolean accept(File filename){
	return (filename.toString().endsWith(fileExtension));
    }
}




