1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.commons.net.ftp;
19
20 /**
21 * Performs filtering on {@link FTPFile} instances.
22 *
23 * @since 2.2
24 */
25 public interface FTPFileFilter {
26
27 /**
28 * Checks if an FTPFile entry should be included or not.
29 *
30 * @param file entry to be checked for inclusion. May be {@code null}.
31 * @return {@code true} if the file is to be included, {@code false} otherwise.
32 */
33 boolean accept(FTPFile file);
34 }