View Javadoc
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.RegexFileFilter;
26  
27  /**
28   * Example for using {@link RegexFileFilter}.
29   */
30  // CHECKSTYLE:OFF Example code
31  public class RegexFileFilterExample {
32  
33      public static void main(final String[] args) throws Exception {
34  
35          // Example, to retrieve and print all java files where the name matched
36          // the regular expression in the current directory
37          final FileSystemManager fsManager = VFS.getManager();
38          final FileObject dir = fsManager.toFileObject(new File("."));
39          final FileObject[] files = dir.findFiles(new FileFilterSelector(new RegexFileFilter(
40                  "ˆ.*[tT]est(-\\d+)?\\.java$")));
41          for (final FileObject file : files) {
42              System.out.println(file);
43          }
44  
45      }
46  
47  }
48  // CHECKSTYLE:ON