/*
* JBoss, Home of Professional Open Source
* Copyright 2007, Red Hat Middleware LLC, and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.metadata.annotation.creator.ejb;
import java.lang.reflect.AnnotatedElement;
import javax.ejb.EJBLocalObject;
import javax.ejb.Local;
import org.jboss.metadata.annotation.creator.AbstractFinderUser;
import org.jboss.metadata.annotation.creator.Processor;
import org.jboss.metadata.annotation.finder.AnnotationFinder;
import org.jboss.metadata.ejb.spec.BusinessLocalsMetaData;
import org.jboss.metadata.ejb.spec.SessionBeanMetaData;
import org.jboss.metadata.lang.ClassHelper;
/**
* Local annotation processor.
*
* @author <a href="mailto:carlo.dewolf@jboss.com">Carlo de Wolf</a>
* @version $Revision: 67998 $
*/
public class LocalProcessor extends AbstractFinderUser implements Processor<SessionBeanMetaData, Class<?>>
{
public LocalProcessor(AnnotationFinder<AnnotatedElement> finder)
{
super(finder);
}
protected void addBusinessInterface(SessionBeanMetaData metaData, Class<?> businessInterface)
{
// Although this is not explicitly allowed by the spec, we accept it
// EJB 3 4.6.9
if(EJBLocalObject.class.isAssignableFrom(businessInterface))
{
if(metaData.getLocal() != null)
throw new IllegalArgumentException("2.1 bean " + metaData.getEjbName() + " already has a local interface " + metaData.getLocal() + ", can't add " + businessInterface.getName());
metaData.setLocal(businessInterface.getName());
}
else
{
if(metaData.getBusinessLocals() == null)
metaData.setBusinessLocals(new BusinessLocalsMetaData());
metaData.getBusinessLocals().add(businessInterface.getName());
}
}
public void process(SessionBeanMetaData metaData, Class<?> type)
{
Local local = finder.getAnnotation(type, Local.class);
if(local == null)
return;
if(type.isInterface())
{
addBusinessInterface(metaData, type);
}
else
{
if(local.value() == null || local.value().length == 0)
{
Class<?> businessInterface = ClassHelper.getDefaultInterface(type);
addBusinessInterface(metaData, businessInterface);
}
else
{
for(Class<?> businessInterface : local.value())
{
addBusinessInterface(metaData, businessInterface);
}
}
}
}
}