/**
*
* Copyright 2005 LogicBlaze, Inc. http://www.logicblaze.com
*
* 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.servicemix.ws.notification;
import javax.jbi.JBIException;
import javax.jbi.component.ComponentContext;
import javax.jbi.component.ComponentLifeCycle;
import javax.jbi.messaging.MessagingException;
import javax.jbi.servicedesc.ServiceEndpoint;
import javax.jms.JMSException;
import javax.jws.WebService;
import javax.management.ObjectName;
import javax.xml.namespace.QName;
import org.activemq.ActiveMQConnectionFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.servicemix.ws.notification.invoke.InvokerSupport;
import org.servicemix.ws.notification.invoke.JBIInvoker;
import org.xmlsoap.schemas.ws._2003._03.addressing.AttributedQName;
import org.xmlsoap.schemas.ws._2003._03.addressing.EndpointReferenceType;
import org.xmlsoap.schemas.ws._2003._03.addressing.ServiceNameType;
/**
* A JBI component which supports both inbound JBI messages to be dispatched to
* WS-Notification and which dispatches WS-Notification messages into the JBI
* container to dispatch to the endpoint consumer.
*
* @version $Revision$
*/
@WebService
public class JBINotificationBroker extends ActiveMQNotificationBroker implements ComponentLifeCycle {
private static final transient Log log = LogFactory.getLog(JBINotificationBroker.class);
private ComponentContext context;
public JBINotificationBroker() throws JMSException {
}
public JBINotificationBroker(String url) throws JMSException {
super(url);
}
public JBINotificationBroker(ActiveMQConnectionFactory factory) throws JMSException {
super(factory);
}
public void init(ComponentContext context) throws JBIException {
this.context = context;
}
public void shutDown() throws JBIException {
}
public void start() throws JBIException {
}
public void stop() throws JBIException {
}
public ObjectName getExtensionMBeanName() {
return null;
}
protected InvokerSupport createDispatcher(ActiveMQSubscription subscribe) {
try {
ServiceEndpoint endpoint = findSubscriberEndpoint(subscribe);
if (endpoint == null) {
throw new NotificationException(
"Could not find a suitable JBI ServiceEndpoint reference for the consumerReference: "
+ subscribe.getConsumerReference());
}
JBIInvoker invoker = new JBIInvoker(context.getDeliveryChannel(), endpoint, subscribe);
return invoker;
}
catch (MessagingException e) {
throw new NotificationException(e);
}
}
/**
* Extracts the subscriber endpoint from the subscription request using the
* serviceName or the portType
*/
protected ServiceEndpoint findSubscriberEndpoint(ActiveMQSubscription subscribe) {
EndpointReferenceType consumerReference = subscribe.getConsumerReference();
if (consumerReference == null) {
throw new NotificationException("No consumerReference specified for subscription: " + subscribe);
}
ServiceNameType serviceNameType = consumerReference.getServiceName();
if (serviceNameType == null) {
log.warn("No service name available for subscription: " + subscribe);
}
else {
QName serviceName = serviceNameType.getValue();
ServiceEndpoint[] endpoints = context.getEndpointsForService(serviceName);
if (endpoints != null && endpoints.length > 0) {
// lets just return the first
return endpoints[0];
}
}
AttributedQName portTypeType = consumerReference.getPortType();
if (portTypeType != null) {
QName portType = portTypeType.getValue();
ServiceEndpoint[] endpoints = context.getEndpoints(portType);
if (endpoints != null && endpoints.length > 0) {
// lets just return the first
return endpoints[0];
}
}
// TODO try resolve the endpoint?
return null;
}
}