void fireOnOpen(ConnectionEvent e) {
        List<EventListener> listeners = changes.getListenerList(AMQP);
        for (EventListener listener : listeners) {
            ConnectionListener amqpListener = (ConnectionListener)listener;
            amqpListener.onConnectionOpen(e);
        }
    }
void fireOnOpen ( ConnectionEvent e ) { List < EventListener > listeners = changes . getListenerList ( AMQP ) ; for ( EventListener listener : listeners ) { ConnectionListener amqpListener = ( ConnectionListener ) listener ; amqpListener . onConnectionOpen ( e ) ; } }
Occurs when the connection is established to the AMQP server

@param e