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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache 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.apache.org/licenses/LICENSE-2.0
*
* 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.apache.naming.factory;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.spi.ObjectFactory;
import org.apache.naming.EjbRef;
/**
* Object factory for EJBs.
*
* @author Remy Maucherat
*/
public class EjbFactory extends FactoryBase {
@Override
protected boolean isReferenceTypeSupported(Object obj) {
return obj instanceof EjbRef;
}
@Override
protected ObjectFactory getDefaultFactory(Reference ref) throws NamingException {
ObjectFactory factory;
String javaxEjbFactoryClassName = System.getProperty(
"javax.ejb.Factory", Constants.OPENEJB_EJB_FACTORY);
try {
factory = (ObjectFactory)
Class.forName(javaxEjbFactoryClassName).newInstance();
} catch(Throwable t) {
if (t instanceof NamingException) {
throw (NamingException) t;
}
if (t instanceof ThreadDeath) {
throw (ThreadDeath) t;
}
if (t instanceof VirtualMachineError) {
throw (VirtualMachineError) t;
}
NamingException ex = new NamingException
("Could not create resource factory instance");
ex.initCause(t);
throw ex;
}
return factory;
}
@Override
protected Object getLinked(Reference ref) throws NamingException {
// If ejb-link has been specified, resolving the link using JNDI
RefAddr linkRefAddr = ref.get(EjbRef.LINK);
if (linkRefAddr != null) {
// Retrieving the EJB link
String ejbLink = linkRefAddr.getContent().toString();
Object beanObj = (new InitialContext()).lookup(ejbLink);
return beanObj;
}
return null;
}
}
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