Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/2703#discussion_r22290108
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/api/java/JavaStreamingContext.scala
---
@@ -250,19 +250,19 @@ class JavaStreamingContext(val ssc: StreamingContext)
extends Closeable {
* Files must be written to the monitored directory by "moving" them
from another
* location within the same file system. File names starting with . are
ignored.
* @param directory HDFS directory to monitor for new file
- * @tparam K Key type for reading HDFS file
- * @tparam V Value type for reading HDFS file
- * @tparam F Input format for reading HDFS file
+ * @param inputFormatClass Input format for reading HDFS file
+ * @param keyClass Key type for reading HDFS file
+ * @param valueClass Value type for reading HDFS file
*/
def fileStream[K, V, F <: NewInputFormat[K, V]](
- directory: String): JavaPairInputDStream[K, V] = {
- implicit val cmk: ClassTag[K] =
- implicitly[ClassTag[AnyRef]].asInstanceOf[ClassTag[K]]
- implicit val cmv: ClassTag[V] =
- implicitly[ClassTag[AnyRef]].asInstanceOf[ClassTag[V]]
- implicit val cmf: ClassTag[F] =
- implicitly[ClassTag[AnyRef]].asInstanceOf[ClassTag[F]]
- ssc.fileStream[K, V, F](directory)
+ directory: String,
+ inputFormatClass: Class[F],
+ keyClass: Class[K],
+ valueClass: Class[V], newFilesOnly: Boolean = true):
JavaPairInputDStream[K, V] = {
--- End diff --
Correction on this comment. newFilesOnly should be exposed as it is exposed
in the Scala api.
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