src/persistence/org/codehaus/groovy/grails/orm/hibernate/metaclass/RefreshPersistentMethod.java

   1 /* Copyright 2004-2005 the original author or authors.
   2  *
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at
   6  *
   7  *      http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  */
  15 package org.codehaus.groovy.grails.orm.hibernate.metaclass;
  16
  17 import org.hibernate.SessionFactory;
  18
  19 import java.util.regex.Pattern;
  20
  21 /**
  22  * The "refresh" persistent instance method. This method refreshes the current
  23  * instances state.
  24  *
  25  * eg.
  26  * instance.refresh();
  27  *
  28  * @author Graeme Rocher
  29  *
  30  */
  31 public class RefreshPersistentMethod extends AbstractDynamicPersistentMethod {
  32
  33     private static final String METHOD_SIGNATURE = "refresh";
  34     public static final Pattern METHOD_PATTERN = Pattern.compile('^'+METHOD_SIGNATURE+'$');
  35
  36     public RefreshPersistentMethod(SessionFactory sessionFactory, ClassLoader classLoader) {
  37         super(METHOD_PATTERN,sessionFactory, classLoader);
  38     }
  39
  40     protected Object doInvokeInternal(Object target, Object[] arguments) {
  41         super.getHibernateTemplate().refresh(target);
  42         return null;
  43     }
  44
  45 }