Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/21278#discussion_r186939913
--- Diff: R/pkg/R/sparkR.R ---
@@ -163,6 +163,10 @@ sparkR.sparkContext <- function(
submitOps <- getClientModeSparkSubmitOpts(
Sys.getenv("SPARKR_SUBMIT_ARGS", "sparkr-shell"),
sparkEnvirMap)
+ tryCatch(checkJavaVersion(),
+ error = function(e) {
+ stop("Java version check failed")
--- End diff --
perhaps add more here, eg. "only Java 8 is supported" (though maybe we
shouldn't encode the version here so...)
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