1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.upgrade.util;
24  
25  import com.liferay.portal.SystemException;
26  import com.liferay.portal.kernel.dao.db.DB;
27  import com.liferay.portal.kernel.dao.db.DBFactoryUtil;
28  
29  /**
30   * <a href="BaseUpgradeColumnImpl.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Brian Wing Shun Chan
33   */
34  public abstract class BaseUpgradeColumnImpl implements UpgradeColumn {
35  
36      public BaseUpgradeColumnImpl(String name) {
37          this(name, null);
38      }
39  
40      public BaseUpgradeColumnImpl(String name, Integer oldColumnType) {
41          _name = name;
42          _oldColumnType = oldColumnType;
43      }
44  
45      public String getName() {
46          return _name;
47      }
48  
49      public long increment() throws SystemException {
50          DB db = DBFactoryUtil.getDB();
51  
52          return db.increment();
53      }
54  
55      public boolean isApplicable(String name) {
56          if (_name.equals(name)) {
57              return true;
58          }
59          else {
60              return false;
61          }
62      }
63  
64      public Integer getOldColumnType(Integer defaultType) {
65          if (_oldColumnType == null) {
66              return defaultType;
67          }
68          else {
69              return _oldColumnType;
70          }
71      }
72  
73      public Object getOldValue() {
74          return _oldValue;
75      }
76  
77      public void setOldValue(Object oldValue) {
78          _oldValue = oldValue;
79      }
80  
81      public Integer getNewColumnType(Integer defaultType) {
82          return defaultType;
83      }
84  
85      public Object getNewValue() {
86          return _newValue;
87      }
88  
89      public void setNewValue(Object newValue) {
90          _newValue = newValue;
91      }
92  
93      private String _name;
94      private Integer _oldColumnType;
95      private Object _oldValue;
96      private Object _newValue;
97  
98  }