com.caucho.jms.queue
Interface MessageAvailableListener

All Known Implementing Classes:

MessageConsumerImpl, QueueReceiverImpl, TopicSubscriberImpl

public interface MessageAvailableListener

Listener for queue message available

Method Summary

boolean

notifyMessageAvailable() Notifies a listener that a message is available from the queue.

Method Detail

notifyMessageAvailable

boolean notifyMessageAvailable()

Notifies a listener that a message is available from the queue. The message handler MUST use a different thread to retrieve the message from the queue, i.e. the notifyMessageAvailable implementation must spawn or wake a thread to handle the actual message.

Returns:

true if the consumer can handle the message, false if it's busy