1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portal.upgrade.util;
21  
22  import java.util.Collections;
23  import java.util.Iterator;
24  
25  /**
26   * <a href="DatabaseValueMapper.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Alexander Chow
29   * @author Brian Wing Shun Chan
30   *
31   */
32  public class DatabaseValueMapper implements ValueMapper {
33  
34      public DatabaseValueMapper() {
35  
36          // Delete
37  
38      }
39  
40      public Object getNewValue(Object oldValue) throws Exception {
41  
42          // Select
43  
44          return null;
45      }
46  
47      public void mapValue(Object oldValue, Object newValue) throws Exception {
48  
49          // Insert
50  
51      }
52  
53      public void appendException(Object exception) {
54  
55          // Exceptions
56  
57      }
58  
59      public Iterator<Object> iterator() throws Exception {
60          return Collections.EMPTY_LIST.iterator();
61      }
62  
63      public int size() throws Exception {
64          return 0;
65      }
66  
67  }