/**
*
* Copyright 2005 LogicBlaze, Inc.
*
* 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.jencks;
import javax.jms.MessageListener;
import javax.resource.spi.LocalTransaction;
import javax.resource.spi.UnavailableException;
import javax.transaction.TransactionManager;
import javax.transaction.xa.XAResource;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;
import org.springframework.beans.factory.InitializingBean;
/**
* A factory of {@link javax.resource.spi.endpoint.MessageEndpoint} instances, either using XA transactions,
* Local (JMS) transactions or regular JMS message acknowledgements.
* <p/>
* To use XA you must set the transactionManager property via the
* {@link #setTransactionManager(javax.transaction.TransactionManager)}
* method.
* <p/>
* To use a local JMS transaction, then the XAResouce object passed in the {@link #createEndpoint(XAResource)}
* call must implement {@link LocalTransaction}.
*
* @version $Revision: 1.5 $
*/
public class DefaultEndpointFactory extends EndpointFactorySupport implements InitializingBean, BeanFactoryAware {
private BeanFactory beanFactory;
private String ref;
public DefaultEndpointFactory() {
}
public DefaultEndpointFactory(BeanFactory beanFactory, String ref) {
this.beanFactory = beanFactory;
this.ref = ref;
}
public DefaultEndpointFactory(BeanFactory beanFactory, String ref, TransactionManager transactionManager, String name) {
this.beanFactory = beanFactory;
this.ref = ref;
this.transactionManager = transactionManager;
setName(name);
}
public void afterPropertiesSet() throws Exception {
if (ref == null) {
throw new IllegalArgumentException("ref property must be set");
}
}
// Properties
//-------------------------------------------------------------------------
public String getRef() {
return ref;
}
public void setRef(String ref) {
this.ref = ref;
}
public BeanFactory getBeanFactory() {
return beanFactory;
}
public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
this.beanFactory = beanFactory;
}
// Implementation methods
//-------------------------------------------------------------------------
protected MessageListener createMessageListener() throws UnavailableException {
MessageListener messageListener = (MessageListener) beanFactory.getBean(ref, MessageListener.class);
if (messageListener == null) {
throw new UnavailableException("No MessageListener bean available for reference name: " + ref);
}
return messageListener;
}
}