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.cache;
18
19 import org.apache.commons.vfs2.FileObject;
20 import org.apache.commons.vfs2.FilesCache;
21 import org.apache.commons.vfs2.provider.AbstractVfsComponent;
22
23 /**
24 * Abstract base class for FilesCache implementations.
25 */
26 public abstract class AbstractFilesCache extends AbstractVfsComponent implements FilesCache {
27
28 /**
29 * Default implementation is a NOOP.
30 *
31 * @param file touch this file.
32 */
33 public void touchFile(final FileObject file) {
34 // empty
35 }
36 }