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-rwxr-xr-xbin/run-example27
1 files changed, 21 insertions, 6 deletions
diff --git a/bin/run-example b/bin/run-example
index 3d93250942..c567acf9a6 100755
--- a/bin/run-example
+++ b/bin/run-example
@@ -35,17 +35,32 @@ else
fi
if [ -f "$FWDIR/RELEASE" ]; then
- export SPARK_EXAMPLES_JAR="`ls "$FWDIR"/lib/spark-examples-*hadoop*.jar`"
-elif [ -e "$EXAMPLES_DIR"/target/scala-$SPARK_SCALA_VERSION/spark-examples-*hadoop*.jar ]; then
- export SPARK_EXAMPLES_JAR="`ls "$EXAMPLES_DIR"/target/scala-$SPARK_SCALA_VERSION/spark-examples-*hadoop*.jar`"
+ JAR_PATH="${FWDIR}/lib"
+else
+ JAR_PATH="${EXAMPLES_DIR}/target/scala-${SPARK_SCALA_VERSION}"
fi
-if [[ -z "$SPARK_EXAMPLES_JAR" ]]; then
- echo "Failed to find Spark examples assembly in $FWDIR/lib or $FWDIR/examples/target" 1>&2
- echo "You need to build Spark before running this program" 1>&2
+JAR_COUNT=0
+
+for f in ${JAR_PATH}/spark-examples-*hadoop*.jar; do
+ if [[ ! -e "$f" ]]; then
+ echo "Failed to find Spark examples assembly in $FWDIR/lib or $FWDIR/examples/target" 1>&2
+ echo "You need to build Spark before running this program" 1>&2
+ exit 1
+ fi
+ SPARK_EXAMPLES_JAR="$f"
+ JAR_COUNT=$((JAR_COUNT+1))
+done
+
+if [ "$JAR_COUNT" -gt "1" ]; then
+ echo "Found multiple Spark examples assembly jars in ${JAR_PATH}" 1>&2
+ ls ${JAR_PATH}/spark-examples-*hadoop*.jar 1>&2
+ echo "Please remove all but one jar." 1>&2
exit 1
fi
+export SPARK_EXAMPLES_JAR
+
EXAMPLE_MASTER=${MASTER:-"local[*]"}
if [[ ! $EXAMPLE_CLASS == org.apache.spark.examples* ]]; then