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package com.sun.enterprise.jbi.serviceengine.comm;
import com.sun.enterprise.jbi.serviceengine.work.OneWork;
import java.util.logging.Level;
import javax.jbi.messaging.MessagingException;
import javax.jbi.messaging.ExchangeStatus;
import javax.jbi.messaging.MessageExchange;
/**
* An instance of this class is used to send a message to
* NMR. Messages can be send either using the caller's thread
* or in a new thread.
*
* @author Binod PG
* @see OneWork
*/
public class MessageSender extends OneWork {
/**
* Users of this class execute send() method to send
* the message to NMR. Note that execute() method will
* finally call doWork().
*/
public void send() {
execute();
}
/**
* Actually send the message to NMR.
*/
public void doWork() {
try {
if (logger.isLoggable(Level.FINEST)) {
logger.log(Level.FINEST,
"Sending the message " + getMessageExchange() + "to NMR");
}
boolean sendSync = shouldSendSync(getMessageExchange());
if(sendSync) {
getDeliveryChannel().sendSync(getMessageExchange());
} else {
getDeliveryChannel().send(getMessageExchange());
}
if (getMessageExchange().getStatus()== ExchangeStatus.ERROR &&
getMessageExchange().getRole().equals(MessageExchange.Role.CONSUMER))
setException(getMessageExchange().getError());
if (logger.isLoggable(Level.FINEST)) {
logger.log(Level.FINEST,
"Sent message " + getMessageExchange() + "to NMR");
}
} catch (MessagingException me) {
logger.log(Level.WARNING, "Error sending message" + me.getMessage());
setException(me);
}
}
private boolean shouldSendSync(MessageExchange exchange) {
if(exchange.getRole().equals(MessageExchange.Role.CONSUMER) &&
exchange.getStatus().equals(ExchangeStatus.ACTIVE)) {
return true;
}
return false;
}
}