| UpgradeColumn.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.portal.kernel.upgrade.util;
16
17 import com.liferay.portal.kernel.exception.SystemException;
18
19 /**
20 * <a href="UpgradeColumn.java.html"><b><i>View Source</i></b></a>
21 *
22 * @author Brian Wing Shun Chan
23 * @author Alexander Chow
24 */
25 public interface UpgradeColumn {
26
27 public String getName();
28
29 public long increment() throws SystemException;
30
31 public boolean isApplicable(String name);
32
33 public Integer getOldColumnType(Integer defaultType);
34
35 public Object getOldValue();
36
37 public void setOldValue(Object oldValue);
38
39 public Integer getNewColumnType(Integer defaultType);
40
41 public Object getNewValue(Object oldValue) throws Exception;
42
43 public Object getNewValue();
44
45 public void setNewValue(Object newValue);
46
47 }