1 /**************************************************************************
2 Copyright 2005 Webstersmalley
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 *************************************************************************/
16
17
18 package com.webstersmalley.picweb.utils;
19
20 import java.util.Comparator;
21
22 /***
23 * @author Matthew Smalley
24 */
25 public class FolderContentsComparator implements Comparator
26 {
27
28
29
30
31 public int compare(Object fc0, Object fc1)
32 {
33 if (fc0 == null || fc1 == null || !(fc0 instanceof FolderContents) || !(fc1 instanceof FolderContents))
34 {
35 throw new RuntimeException("Null or non FolderContents passed in");
36 }
37 FolderContents folder0 = (FolderContents)fc0;
38 FolderContents folder1 = (FolderContents)fc1;
39 return (folder0.getRelativePath().compareTo(folder1.getRelativePath()));
40 }
41
42 }