/*

  * Copyright 2007-2008 The Kuali Foundation

  *

  * Licensed under the Educational Community License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.opensource.org/licenses/ecl2.php

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.core.jpa.spring;

 import javax.persistence.NoResultException;

 import org.aopalliance.intercept.MethodInterceptor;

 import org.aopalliance.intercept.MethodInvocation;

 /**

  * This is a Spring interceptor that can catch NoSuchResult exceptions from JPA and instead of having to catch every

  * exception from a query, it just returns null as we are used to in OJB.

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public class NoResultExceptionInterceptor implements MethodInterceptor {

     public Object invoke(MethodInvocation methodInvocation) throws Throwable {

         try {

             return methodInvocation.proceed();

         } catch (NoResultException e) {

             return null;

         }

     }

 }