| MBTreeWalker.java |
1 /**
2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License as published by the Free
6 * Software Foundation; either version 2.1 of the License, or (at your option)
7 * any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 * details.
13 */
14
15 package com.liferay.portlet.messageboards.model;
16
17 import java.io.Serializable;
18
19 import java.util.List;
20
21 /**
22 * <a href="MBTreeWalker.java.html"><b><i>View Source</i></b></a>
23 *
24 * @author Brian Wing Shun Chan
25 */
26 public interface MBTreeWalker extends Serializable {
27
28 public List<MBMessage> getChildren(MBMessage message);
29
30 public int[] getChildrenRange(MBMessage message);
31
32 public List<MBMessage> getMessages();
33
34 public MBMessage getRoot();
35
36 public boolean isLeaf(MBMessage message);
37
38 public boolean isOdd();
39
40 }