/** Patch up the request line as necessary. */
 protected void setRequestLineDefaults() {
   String method = requestLine.getMethod();
   if (method == null) {
     CSeq cseq = (CSeq) this.getCSeq();
     if (cseq != null) {
       method = getCannonicalName(cseq.getMethod());
       requestLine.setMethod(method);
     }
   }
 }