001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.vfs2.provider.ftp;
018
019import org.apache.commons.vfs2.provider.FileNameParser;
020import org.apache.commons.vfs2.provider.HostFileNameParser;
021
022/**
023 * Implementation for FTP. Default port is 21.
024 */
025public class FtpFileNameParser extends HostFileNameParser {
026
027    private static final FtpFileNameParser INSTANCE = new FtpFileNameParser();
028
029    private static final int PORT = 21;
030
031    /**
032     * Gets the singleton instance.
033     *
034     * @return the singleton instance.
035     */
036    public static FileNameParser getInstance() {
037        return INSTANCE;
038    }
039
040    /**
041     * Constructs a new instance with the default port.
042     */
043    public FtpFileNameParser() {
044        super(PORT);
045    }
046}