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.example.filter;
18
19 import java.io.File;
20
21 import org.apache.commons.vfs2.FileFilterSelector;
22 import org.apache.commons.vfs2.FileObject;
23 import org.apache.commons.vfs2.FileSystemManager;
24 import org.apache.commons.vfs2.VFS;
25 import org.apache.commons.vfs2.filter.CanReadFileFilter;
26
27 /**
28 * Example for using {@link CanReadFileFilter}.
29 */
30 // CHECKSTYLE:OFF Example code
31 public final class CanReadFileFilterExample {
32 /**
33 * Invokes this example from the command line.
34 *
35 * @param args Arguments TODO
36 * @throws Exception If anything goes wrong.
37 */
38 public static void main(final String[] args) throws Exception {
39 final FileSystemManager fsManager = VFS.getManager();
40 final FileObject dir = fsManager.toFileObject(new File("."));
41
42 // Example, showing how to print out a list of the current directory's
43 // readable files:
44 System.out.println("---CAN_READ---");
45 for (final FileObject file : dir.findFiles(new FileFilterSelector(CanReadFileFilter.CAN_READ))) {
46 System.out.println(file);
47 }
48
49 // Example, showing how to print out a list of the current directory's
50 // un-readable files:
51 System.out.println("---CANNOT_READ---");
52 for (final FileObject file : dir.findFiles(new FileFilterSelector(CanReadFileFilter.CANNOT_READ))) {
53 System.out.println(file);
54 }
55
56 // Example, showing how to print out a list of the current directory's
57 // read-only files:
58 System.out.println("---READ_ONLY---");
59 for (final FileObject file : dir.findFiles(new FileFilterSelector(CanReadFileFilter.READ_ONLY))) {
60 System.out.println(file);
61 }
62
63 }
64
65 private CanReadFileFilterExample() {
66 /* main class not instantiated. */
67 }
68
69 }
70 // CHECKSTYLE:ON