Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/627#discussion_r12289304
--- Diff: bin/compute-classpath.sh ---
@@ -54,6 +60,14 @@ else
else
ASSEMBLY_JAR=`ls "$ASSEMBLY_DIR"/spark-assembly*hadoop*.jar`
fi
+ jar_error_check=$($JAR_CMD -tf $ASSEMBLY_JAR
org/apache/spark/SparkContext 2>&1)
+ if [[ "$jar_error_check" =~ "invalid CEN header" ]]; then
+ echo "Loading Spark jar with '$JAR_CMD' failed. "
+ echo "This is likely because Spark was compiled with Java 7 and run "
+ echo "with Java 6. (see SPARK-1703). Please use Java 7 to run Spark "
+ echo "or build Spark with Java 6."
+ exit 1
+ fi
--- End diff --
I realize this is already merged, but it looks like the jar error check is
only tested on the assembly jar (not on the reps assembly jar). It might be
good to check it in both cases.
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