Github user sun-rui commented on a diff in the pull request:
https://github.com/apache/spark/pull/10348#discussion_r47994990
--- Diff: R/pkg/R/generics.R ---
@@ -549,6 +549,10 @@ setGeneric("write.parquet", function(x, path) {
standardGeneric("write.parquet")
#' @export
setGeneric("saveAsParquetFile", function(x, path) {
standardGeneric("saveAsParquetFile") })
+#' @rdname write.text
+#' @export
+setGeneric("write.text", function(x, path) { standardGeneric("write.text")
})
+
--- End diff --
This is historical legacy:) (you can find same cases in context.R.) I guess
that because we did not implement SparkContext and SQLContext as S4 classes. If
there is no strong reason, we can keep it as is.
cc @shivaram.
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