}
public void sendMessages(int nb, boolean stateless) throws Exception {
for (int i = 0; i < nb; i++) {
MessageExchangeFactory mef = getDeliveryChannel().createExchangeFactory();
InOut me = mef.createInOutExchange();
me.setService(new QName("echo"));
if (stateless) {
me.setProperty(JbiConstants.STATELESS_CONSUMER, Boolean.TRUE);
}
me.setInMessage(me.createMessage());