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author | Jeff Zhang <zjffdu@apache.org> | 2015-09-09 10:26:53 -0700 |
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committer | Marcelo Vanzin <vanzin@cloudera.com> | 2015-09-09 10:26:57 -0700 |
commit | c0052d8d09eebadadb5ed35ac512caaf73919551 (patch) | |
tree | b0b68297a64ad11949b0604954885e2ecc1aa03a /yarn/src/main | |
parent | 2ddeb63126d26149eda197e85b7b26ef16a6e97c (diff) | |
download | spark-c0052d8d09eebadadb5ed35ac512caaf73919551.tar.gz spark-c0052d8d09eebadadb5ed35ac512caaf73919551.tar.bz2 spark-c0052d8d09eebadadb5ed35ac512caaf73919551.zip |
[SPARK-10481] [YARN] SPARK_PREPEND_CLASSES make spark-yarn related jar could n…
Throw a more readable exception. Please help review. Thanks
Author: Jeff Zhang <zjffdu@apache.org>
Closes #8649 from zjffdu/SPARK-10481.
Diffstat (limited to 'yarn/src/main')
-rw-r--r-- | yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala b/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala index e9a02baafd..a2c4bc2f54 100644 --- a/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala +++ b/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala @@ -1045,7 +1045,10 @@ object Client extends Logging { s"in favor of the $CONF_SPARK_JAR configuration variable.") System.getenv(ENV_SPARK_JAR) } else { - SparkContext.jarOfClass(this.getClass).head + SparkContext.jarOfClass(this.getClass).getOrElse(throw new SparkException("Could not " + + "find jar containing Spark classes. The jar can be defined using the " + + "spark.yarn.jar configuration option. If testing Spark, either set that option or " + + "make sure SPARK_PREPEND_CLASSES is not set.")) } } |