if (log.isTraceEnabled()){ log.trace(r != null ? r + " requested delivery on " + this : "delivery requested on " + this); }  redeliver(this, r);
if (log.isTraceEnabled()){ log.trace(r != null ? r + " requested delivery on " + this : "generic delivery requested on " + this); } return redeliver(this, r);
   public void redeliver(Receiver r)   {      if (log.isTraceEnabled()){ log.trace(r != null ? r + " requested delivery on " + this : "delivery requested on " + this); }                    redeliver(this, r);    }