mq5.0-source.main.mq-jmsra.jmsra-ra.src.main.java.com.sun.messaging.jms.ra.ConcurrentEndpointConsumer Maven / Gradle / Ivy
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package com.sun.messaging.jms.ra;
import javax.jms.*;
import java.util.Vector;
import java.util.Iterator;
import java.lang.reflect.Method;
import javax.jms.JMSException;
import javax.resource.NotSupportedException;
import javax.resource.ResourceException;
import javax.resource.spi.endpoint.MessageEndpointFactory;
/**
*
*/
public class ConcurrentEndpointConsumer extends EndpointConsumer {
/**
* The number of concurrent delvery threads that will be running
*/
private static final int numConcurrentConsumers = 20;
/**
* The Vector that holds the list of created DirectConnection objects
*/
private Vector connections =
new Vector(this.numConcurrentConsumers);
/** Creates a new instance of ConcurrentEndpointConsumer */
public ConcurrentEndpointConsumer(com.sun.messaging.jms.ra.ResourceAdapter ra,
MessageEndpointFactory endpointFactory,
javax.resource.spi.ActivationSpec spec,
boolean isRADirect)
throws ResourceException {
super(ra, endpointFactory, spec);
//connections = new Vector(this.numConcurrentConsumers);
//this.onMessageMethod = ra._getOnMessageMethod();
// try {
// this.isDeliveryTransacted =
// endpointFactory.isDeliveryTransacted(this.onMessageMethod);
// } catch (NoSuchMethodException ex) {
// //Assume delivery is non-transacted
// //Fix to throw NotSupportedException on activation
// //ex.printStackTrace();
// }
}
/**
* Start the Direct MessageConsumer
*/
protected void startDirectConsumer()
throws NotSupportedException {
//cycle through connections and start them
DirectConnection dc = null;
Iterator k = this.connections.iterator();
while (k.hasNext()) {
dc = k.next();
try {
dc.start();
} catch (JMSException ex) {
ex.printStackTrace();
}
}
}
/**
* Stop the Direct MessageConsumer
*/
protected void stopDirectConsumer()
throws Exception {
}
protected void createDirectMessageConsumer(/*MessageEndpointFactory epFactory,
String username, String password, String selector,
boolean isDurable, String subscriptionName,
int maxRedeliveryCount, boolean noAckDelivery*/)
throws NotSupportedException {
try {
for (int i=0; i