Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/16609#discussion_r97192721
--- Diff: R/pkg/R/DataFrame.R ---
@@ -78,6 +78,55 @@ dataFrame <- function(sdf, isCached = FALSE) {
############################ SparkDataFrame Methods
##############################################
+#' storageName
+#'
+#' Return a SparkDataFrame's name.
+#'
+#' @param x The SparkDataFrame whose name is returned.
+#' @family SparkDataFrame functions
+#' @rdname storageName
+#' @examples
+#'\dontrun{
+#' sparkR.session()
+#' path <- "path/to/file.json"
+#' df <- read.json(path)
+#' storageName(df)
+#'}
+#' @aliases storageName,SparkDataFrame-method
+#' @export
+#' @note name since 2.2.0
+setMethod("storageName",
+ signature(x = "SparkDataFrame"),
+ function(x) {
+ callJMethod(x@sdf, "name")
+ })
+
+#' storageName
+#'
+#' Set a SparkDataFrame's name. This will be displayed on the Storage tab
in the UI if cached.
+#'
+#' @param x The SparkDataFrame whose name is to be set.
+#' @param name The SparkDataFrame name to be set.
+#' @family SparkDataFrame functions
+#' @return the SparkDataFrame renamed.
+#' @rdname storageName
+#' @examples
+#'\dontrun{
+#' sparkR.session()
+#' path <- "path/to/file.json"
+#' df <- read.json(path)
+#' storageName(df) <- "foo"
+#'}
+#' @aliases name<-,SparkDataFrame-method
+#' @export
+#' @note name<- since 2.2.0
+setMethod("storageName<-",
+ signature(x = "SparkDataFrame", name = "character"),
+ function(x, name) {
+ callJMethod(x@sdf, "setName", name)
+ x
--- End diff --
for the setter (`something<-`) you have the make the first parameter
`value` (change this from `name` you have here)
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