DefaultPKMapper.java |
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 com.liferay.portal.kernel.util.GetterUtil; 23 import com.liferay.portal.upgrade.StagnantRowException; 24 25 /** 26 * <a href="DefaultPKMapper.java.html"><b><i>View Source</i></b></a> 27 * 28 * @author Brian Wing Shun Chan 29 * 30 */ 31 public class DefaultPKMapper extends ValueMapperWrapper { 32 33 public DefaultPKMapper(ValueMapper valueMapper) { 34 super(valueMapper); 35 } 36 37 public Object getNewValue(Object oldValue) throws Exception { 38 String oldValueString = GetterUtil.getString( 39 String.valueOf(oldValue)); 40 41 if (oldValueString.equals("-1") || oldValueString.equals("0") || 42 oldValueString.equals("")) { 43 44 return new Long(0); 45 } 46 else { 47 try { 48 ValueMapper valueMapper = getValueMapper(); 49 50 return valueMapper.getNewValue(oldValue); 51 } 52 catch (StagnantRowException sre) { 53 return new Long(0); 54 } 55 } 56 } 57 58 }