diff options
Diffstat (limited to 'streaming')
| -rw-r--r-- | streaming/src/main/scala/org/apache/spark/streaming/dstream/TransformedDStream.scala | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/streaming/src/main/scala/org/apache/spark/streaming/dstream/TransformedDStream.scala b/streaming/src/main/scala/org/apache/spark/streaming/dstream/TransformedDStream.scala index 47eb9b806f..0dde120927 100644 --- a/streaming/src/main/scala/org/apache/spark/streaming/dstream/TransformedDStream.scala +++ b/streaming/src/main/scala/org/apache/spark/streaming/dstream/TransformedDStream.scala @@ -29,7 +29,7 @@ class TransformedDStream[U: ClassTag] ( transformFunc: (Seq[RDD[_]], Time) => RDD[U] ) extends DStream[U](parents.head.ssc) { - require(parents.length > 0, "List of DStreams to transform is empty") + require(parents.nonEmpty, "List of DStreams to transform is empty") require(parents.map(_.ssc).distinct.size == 1, "Some of the DStreams have different contexts") require(parents.map(_.slideDuration).distinct.size == 1, "Some of the DStreams have different slide durations") |