code: protected function getEndpointFromWsdl($wsdlFilePath, $messageName)
      {
          $wsdlId = $this->getWsdlIdFor($messageName);
  
          return WsdlAnalyser::exaluateXpathQueryOnWsdl(
              $wsdlId,
              $wsdlFilePath,
              self::XPATH_ENDPOINT
          );
      }
docs: Get the Web Services server Endpoint from the WSDL.
  
  @param string $wsdlFilePath
  @param string $messageName
  @return string|null