Github user zjffdu commented on a diff in the pull request:
https://github.com/apache/spark/pull/15669#discussion_r85872343
--- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala ---
@@ -1716,29 +1716,12 @@ class SparkContext(config: SparkConf) extends
Logging {
key = uri.getScheme match {
// A JAR file which exists only on the driver node
case null | "file" =>
- if (master == "yarn" && deployMode == "cluster") {
- // In order for this to work in yarn cluster mode the user
must specify the
- // --addJars option to the client to upload the file into
the distributed cache
- // of the AM to make it show up in the current working
directory.
- val fileName = new Path(uri.getPath).getName()
- try {
- env.rpcEnv.fileServer.addJar(new File(fileName))
- } catch {
- case e: Exception =>
- // For now just log an error but allow to go through so
spark examples work.
- // The spark examples don't really need the jar
distributed since its also
- // the app jar.
- logError("Error adding jar (" + e + "), was the
--addJars option used?")
- null
- }
- } else {
- try {
- env.rpcEnv.fileServer.addJar(new File(uri.getPath))
- } catch {
- case exc: FileNotFoundException =>
- logError(s"Jar not found at $path")
- null
- }
--- End diff --
These are obsoleted code IMO, so I remove them.
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