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    1   /*
    2    *  Licensed to the Apache Software Foundation (ASF) under one or more
    3    *  contributor license agreements.  See the NOTICE file distributed with
    4    *  this work for additional information regarding copyright ownership.
    5    *  The ASF licenses this file to You under the Apache License, Version 2.0
    6    *  (the "License"); you may not use this file except in compliance with
    7    *  the License.  You may obtain a copy of the License at
    8    * 
    9    *       http://www.apache.org/licenses/LICENSE-2.0
   10    * 
   11    *  Unless required by applicable law or agreed to in writing, software
   12    *  distributed under the License is distributed on an "AS IS" BASIS,
   13    *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    *  See the License for the specific language governing permissions and
   15    *  limitations under the License.
   16    */
   17   package org.apache.webbeans.ejb.util;
   18   
   19   import javassist.util.proxy.ProxyFactory;
   20   
   21   import org.apache.webbeans.ejb.component.EjbBean;
   22   import org.apache.webbeans.ejb.component.creation.EjbBeanCreatorImpl;
   23   import org.apache.webbeans.ejb.proxy.EjbBeanProxyHandler;
   24   import org.apache.webbeans.exception.WebBeansException;
   25   
   26   /**
   27    * @version $Rev: 794882 $ $Date: 2009-07-17 00:53:41 +0300 (Fri, 17 Jul 2009) $
   28    */
   29   public final class EjbDefinitionUtility
   30   {
   31       private EjbDefinitionUtility()
   32       {
   33           
   34       }
   35   
   36       @SuppressWarnings("unchecked")
   37       public static void defineApiType(EjbBean<?> ejbComponent)
   38       {        
   39           EjbBeanCreatorImpl<?> creator = new EjbBeanCreatorImpl(ejbComponent);
   40           creator.defineApiType();
   41       }
   42       
   43       @SuppressWarnings("unchecked")
   44       public static <T> T defineEjbBeanProxy(EjbBean<T> bean, Class<?> iface)
   45       {
   46           try
   47           {
   48               bean.setIface(iface);
   49               ProxyFactory factory = new ProxyFactory();
   50               
   51               EjbBeanProxyHandler handler = new EjbBeanProxyHandler(bean);
   52               
   53               factory.setHandler(handler);
   54               
   55               if(iface == null)
   56               {
   57                   factory.setInterfaces(bean.getDeploymentInfo().getBusinessLocalInterfaces().toArray(new Class[0]));
   58               }
   59               else
   60               {
   61                   factory.setInterfaces(new Class[]{iface});
   62               }
   63            
   64               return (T)factory.createClass().newInstance();
   65               
   66           }catch(Exception e)
   67           {
   68               throw new WebBeansException(e);
   69           }
   70       }
   71   }

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