* @return $headerValue Value of the header or 'null' if not found
* @throws UnsupportedOperationException This method should never be called
*/
- public function getHeader ($headerName) {
+ public function getHeaderElement ($headerName) {
// Console doesn't have any headers
throw new UnsupportedOperationException(array($this, __FUNCTION__, $executorInstance), self::EXCEPTION_UNSPPORTED_OPERATION);
}