code: public void setAddToPath(boolean p) {
  		if(started) {
  			throw new IllegalStateException("Cannot set a record route on an already started proxy");
  		}
  		if(this.pathURI == null) {
  			this.pathURI = new SipURIImpl ( JainSipUtils.createRecordRouteURI( sipFactoryImpl.getSipNetworkInterfaceManager(), null), ModifiableRule.Modifiable);			
  			pathURI.setLrParam(true);
  			pathURI.setIsModifiable(ModifiableRule.NotModifiable);
  		}		
  		addToPath = p;
  
  	}
docs: /* (non-Javadoc)
  @see javax.servlet.sip.Proxy#setAddToPath(boolean)