question: returns the current es version as a string concode_field_sep ESLogger logger concode_elem_sep RestResponse response concode_elem_sep RestClient restClient concode_elem_sep Stash stash concode_elem_sep RestSpec restSpec concode_field_sep String actualBody concode_elem_sep String bodyAsString concode_elem_sep RestResponse callApiInternal concode_elem_sep Object response concode_elem_sep void initClient concode_elem_sep void clear concode_elem_sep void close concode_elem_sep RestResponse callApi concode_elem_sep Stash stash
target: Version function ( ) { return restClient . getEsVersion ( ) ; }