Revert "[SPARK-4075] [Deploy] Jar url validation is not enough for Jar file"

This reverts commit 098f83c7ccd7dad9f9228596da69fe5f55711a52.

1 files changed, 1 insertions, 10 deletions

diff --git a/core/src/main/scala/org/apache/spark/deploy/ClientArguments.scala b/core/src/main/scala/org/apache/spark/deploy/ClientArguments.scala
index 4e802e02c4..39150deab8 100644
--- a/core/src/main/scala/org/apache/spark/deploy/ClientArguments.scala
+++ b/core/src/main/scala/org/apache/spark/deploy/ClientArguments.scala
@@ -17,8 +17,6 @@
 
 package org.apache.spark.deploy
 
-import java.net.{URI, URISyntaxException}
-
 import scala.collection.mutable.ListBuffer
 
 import org.apache.log4j.Level
@@ -116,12 +114,5 @@ private[spark] class ClientArguments(args: Array[String]) {
 }
 
 object ClientArguments {
-  def isValidJarUrl(s: String): Boolean = {
-    try {
-      val uri = new URI(s)
-      uri.getScheme != null && uri.getAuthority != null && s.endsWith("jar")
-    } catch {
-      case _: URISyntaxException => false
-    }
-  }
+  def isValidJarUrl(s: String): Boolean = s.matches("(.+):(.+)jar")
 }