From d6bfba3d7b9236a02a7e91233f8e512bea761af0 Mon Sep 17 00:00:00 2001
From: "pankaj.arora" <pankaj.arora@guavus.com>
Date: Sat, 31 May 2014 16:41:05 +0530
Subject: [PATCH] [SPARK-1979] Added Error Handling if user passes application
 params with --arg

---
 .../scala/org/apache/spark/deploy/SparkSubmitArguments.scala  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/src/main/scala/org/apache/spark/deploy/SparkSubmitArguments.scala b/core/src/main/scala/org/apache/spark/deploy/SparkSubmitArguments.scala
index bf449afae695f..3aae72fcc5dd2 100644
--- a/core/src/main/scala/org/apache/spark/deploy/SparkSubmitArguments.scala
+++ b/core/src/main/scala/org/apache/spark/deploy/SparkSubmitArguments.scala
@@ -319,6 +319,10 @@ private[spark] class SparkSubmitArguments(args: Seq[String]) {
               parse(tail)
           }
         } else {
+	  if (!value.isEmpty && value.equals("--arg")) {
+	    val errMessage = "User application arguments are inferred directly, --arg not supported"
+	    SparkSubmit.printErrorAndExit(errMessage) 
+	  }
           if (!value.isEmpty) {
             childArgs += value
           }