DatabaseValueMapper.java |
1 /** 2 * Copyright (c) 2000-2010 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 * 12 * 13 */ 14 15 package com.liferay.portal.upgrade.util; 16 17 import com.liferay.portal.kernel.upgrade.util.ValueMapper; 18 19 import java.util.Collections; 20 import java.util.Iterator; 21 22 /** 23 * <a href="DatabaseValueMapper.java.html"><b><i>View Source</i></b></a> 24 * 25 * @author Alexander Chow 26 * @author Brian Wing Shun Chan 27 */ 28 public class DatabaseValueMapper implements ValueMapper { 29 30 public DatabaseValueMapper() { 31 32 // Delete 33 34 } 35 36 public Object getNewValue(Object oldValue) throws Exception { 37 38 // Select 39 40 return null; 41 } 42 43 public void mapValue(Object oldValue, Object newValue) throws Exception { 44 45 // Insert 46 47 } 48 49 public void appendException(Object exception) { 50 51 // Exceptions 52 53 } 54 55 public Iterator<Object> iterator() throws Exception { 56 return Collections.EMPTY_LIST.iterator(); 57 } 58 59 public int size() throws Exception { 60 return 0; 61 } 62 63 }