_tx = (ServerTransaction) request.getTransaction();
_tx.setListener(this);
int maxForwards = request.getMaxForwards();
if (maxForwards == 0)
throw new TooManyHopsException();
else if (maxForwards == -1)
request.setMaxForwards(70);
if (Log.isDebugEnabled())
Log.debug("Created proxy for tx {}", _tx, null);