    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
    019    package org.apache.commons.net.ftp;
    020
    021    /**
    022     * Perform filtering on FTPFile entries.
    023     * @since 2.2
    024     */
    025    public 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    }