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 package org.apache.commons.vfs2;
18
19 /**
20 * A {@link FileSelector} that selects files of a particular type.
21 */
22 public class FileTypeSelector implements FileSelector {
23
24 /** The FileType */
25 private final FileType type;
26
27 /**
28 * Creates a new selector for the given file type.
29 *
30 * @param type The file type to select
31 */
32 public FileTypeSelector(final FileType type) {
33 this.type = type;
34 }
35
36 /**
37 * Determines if a file or folder should be selected.
38 *
39 * @param fileInfo The file selection information.
40 * @return true if the file or folder should be selected.
41 * @throws FileSystemException if an error occurs
42 */
43 @Override
44 public boolean includeFile(final FileSelectInfo fileInfo) throws Exception {
45 return fileInfo.getFile().getType() == type;
46 }
47
48 /**
49 * Determines whether a folder should be traversed.
50 *
51 * @param fileInfo The file selection information.
52 * @return true if the file or folder should be traversed.
53 */
54 @Override
55 public boolean traverseDescendents(final FileSelectInfo fileInfo) throws Exception {
56 return true;
57 }
58 }