/**

  * Copyright 2005-2011 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;

 import org.springframework.beans.factory.FactoryBean;

 /**

  * The entire purpose of this class is to wrap an otherwise normal bean

  * whose class is dynamically set at runtime through the PropertyPlaceholderConfigurer

  * because the <bean> element attributes themselves are not parameterizable,

  * only the property values. 

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

  */

 public class BeanHolder implements FactoryBean {

     private Class clazz;

     private Object instance;

     public synchronized Object getObject() throws Exception {

         if (this.instance == null) {

             this.instance = this.clazz.newInstance();

         }

         return this.instance;

     }

     public Class getObjectType() {

         return this.clazz;

     }

     public void setObjectType(Class clazz) {

         this.clazz = clazz;

     }

     public boolean isSingleton() {

         return true;

     }

 }