1/*
2 * Copyright 2008 the original author or authors.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package org.mockftpserver.fake.filesystem;
17
18/**
19 * File system entry representing a directory
20 *
21 * @author Chris Mair
22 * @version $Revision$ - $Date$
23 */
24public class DirectoryEntry extends AbstractFileSystemEntry {
25
26    /**
27     * Construct a new instance without setting its path
28     */
29    public DirectoryEntry() {
30    }
31
32    /**
33     * Construct a new instance with the specified value for its path
34     *
35     * @param path - the value for path
36     */
37    public DirectoryEntry(String path) {
38        super(path);
39    }
40
41    /**
42     * Return true to indicate that this entry represents a directory
43     *
44     * @return true
45     */
46    public boolean isDirectory() {
47        return true;
48    }
49
50    /**
51     * Return the size of this directory. This method returns zero.
52     *
53     * @return the file size in bytes
54     */
55    public long getSize() {
56        return 0;
57    }
58
59    /**
60     * @see java.lang.Object#toString()
61     */
62    public String toString() {
63        return "Directory['" + getPath() + "' lastModified=" + getLastModified() + "  owner=" + getOwner() +
64                "  group=" + getGroup() + "  permissions=" + getPermissions() + "]";
65    }
66
67    /**
68     * Return a new FileSystemEntry that is a clone of this object, except having the specified path
69     *
70     * @param path - the new path value for the cloned file system entry
71     * @return a new FileSystemEntry that has all the same values as this object except for its path
72     */
73    public FileSystemEntry cloneWithNewPath(String path) {
74        DirectoryEntry clone = new DirectoryEntry(path);
75        clone.setLastModified(getLastModified());
76        clone.setOwner(getOwner());
77        clone.setGroup(getGroup());
78        clone.setPermissions(getPermissions());
79        return clone;
80    }
81
82}
83