{
if (log.isDebugEnabled()) log.debug("processing XcpRequest " + req);
if(req == null) {
throw new IllegalArgumentException("req == null");
}
XcpRequestListener l;
Iterator it = this.listeners.iterator();
while(it.hasNext()) {
l = (XcpRequestListener)it.next();
l.requestNotify(req);
}
}