anchor.diff:  -spec content_types_provided(ReqData::tuple(), State::string()) -> {list(), tuple(), string()}.
   content_types_provided(ReqData, State) ->
   		{[{"application/json", get_datapoint}], ReqData, State}.
  -
   
   
   %% @doc
  
positive.code: 		"timestampFrom" ->
  				case Rest of
  					[{"timestampTo",ValueTo}] -> "%20AND%20" ++ "timestamp:[" ++ Value ++ "+TO+" ++ ValueTo ++ "]";
  					[] -> "%20AND%20" ++ "timestamp:[" ++ Value ++ "+TO+null" ++ "]"
  				end;
  		_ ->	
  				case Rest of
  
negative.code: -spec is_search(string()) -> boolean().
  is_search(ReqData) ->
  		URIList = string:tokens(wrq:path(ReqData), "/"),
  		A = string:sub_string(lists:nth(length(URIList),URIList),1,7) == "_search".
  
  
  