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.upgrade.util;
24  
25  import com.liferay.portal.kernel.upgrade.util.ValueMapper;
26  
27  import java.util.Collections;
28  import java.util.Iterator;
29  
30  /**
31   * <a href="DatabaseValueMapper.java.html"><b><i>View Source</i></b></a>
32   *
33   * @author Alexander Chow
34   * @author Brian Wing Shun Chan
35   */
36  public class DatabaseValueMapper implements ValueMapper {
37  
38      public DatabaseValueMapper() {
39  
40          // Delete
41  
42      }
43  
44      public Object getNewValue(Object oldValue) throws Exception {
45  
46          // Select
47  
48          return null;
49      }
50  
51      public void mapValue(Object oldValue, Object newValue) throws Exception {
52  
53          // Insert
54  
55      }
56  
57      public void appendException(Object exception) {
58  
59          // Exceptions
60  
61      }
62  
63      public Iterator<Object> iterator() throws Exception {
64          return Collections.EMPTY_LIST.iterator();
65      }
66  
67      public int size() throws Exception {
68          return 0;
69      }
70  
71  }