com.feilong.lib.net.ftp.FTPFileFilters Maven / Gradle / Ivy

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feilong is a suite of core and expanded libraries that include utility classes, http, excel,cvs, io classes, and much much more.

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package com.feilong.lib.net.ftp;

/**
 * Implements some simple FTPFileFilter classes.
 * 
 * @since 2.2
 */
public class FTPFileFilters{

    /**
     * Accepts all FTPFile entries, including null.
     */
    public static final FTPFileFilter ALL         = file -> true;

    /**
     * Accepts all non-null FTPFile entries.
     */
    public static final FTPFileFilter NON_NULL    = file -> file != null;

    /**
     * Accepts all (non-null) FTPFile directory entries.
     */
    public static final FTPFileFilter DIRECTORIES = file -> file != null && file.isDirectory();

}