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 *
017 */
018
019package org.apache.commons.net.ftp;
020
021/**
022 * Perform filtering on FTPFile entries.
023 * @since 2.2
024 */
025public interface FTPFileFilter {
026    /**
027     * Checks if an FTPFile entry should be included or not.
028     *
029     * @param file entry to be checked for inclusion. May be <code>null</code>.
030     * @return <code>true</code> if the file is to be included, <code>false</code> otherwise
031     */
032    public boolean accept(FTPFile file);
033}