/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file 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.mx.metadata.xb;
import org.jboss.mx.interceptor.Interceptor;
import org.jboss.util.NestedRuntimeException;
import org.jboss.xb.binding.GenericValueContainer;
import javax.xml.namespace.QName;
/**
A container for the interceptor elements.
@author Scott.Stark@jboss.org
@version $Revision: 81026 $
*/
public class InterceptorHolder
implements GenericValueContainer
{
private Class clazz;
public void addChild(QName name, Object value)
{
String lname = name.getLocalPart();
if( lname.equals("code") )
{
ClassLoader loader = Thread.currentThread().getContextClassLoader();
String cname = (String) value;
try
{
clazz = loader.loadClass(cname);
}
catch(Throwable e)
{
throw new NestedRuntimeException("Unable to load code: "+cname, e);
}
}
}
public Object instantiate()
{
Interceptor i;
// todo: Check for a ctor()
try
{
i = (Interceptor) clazz.newInstance();
}
catch (Throwable e)
{
throw new NestedRuntimeException("Failed to instantiate interceptor", e);
}
return i;
}
public Class getTargetClass()
{
return Interceptor.class;
}
}