/**
*
* Copyright 2004 The Apache Software Foundation
*
* Licensed 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.geronimo.naming.jmx;
import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.Name;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.spi.ObjectFactory;
import org.apache.geronimo.kernel.Kernel;
/**
*
*
* @version $Revision: 1.2 $ $Date: 2004/07/06 17:13:54 $
*
* */
public class JMXObjectFactory implements ObjectFactory {
public Object getObjectInstance(Object obj, Name name, Context nameCtx,
Hashtable environment) throws Exception {
if (obj instanceof Reference) {
Reference ref = (Reference) obj;
RefAddr refAddr = ref.get(0);
if (!(refAddr instanceof JMXRefAddr)) {
throw new IllegalStateException("Invalid ref addr in a Connectionfactory ref: " + refAddr);
}
JMXRefAddr jmxRefAddr = (JMXRefAddr)refAddr;
Kernel kernel;
if (jmxRefAddr.getKernelName() == null) {
kernel = Kernel.getSingleKernel();
} else {
kernel = Kernel.getKernel(jmxRefAddr.getKernelName());
}
Object proxy = kernel.invoke(jmxRefAddr.getTargetName(), "getProxy");
if (proxy == null) {
throw new IllegalStateException("Proxy not returned. Target " + jmxRefAddr.getTargetName() + " not started");
}
if (!jmxRefAddr.getInterface().isAssignableFrom(proxy.getClass())) {
throw new IllegalStateException("Proxy does not implement expected interface " + jmxRefAddr.getInterface());
}
return proxy;
}
return null;
}
}