Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/2216#discussion_r17348838
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/api/java/JavaDStreamLike.scala
---
@@ -50,8 +50,8 @@ trait JavaDStreamLike[T, This <: JavaDStreamLike[T, This,
R], R <: JavaRDDLike[T
* Print the first ten elements of each RDD generated in this DStream.
This is an output
* operator, so this DStream will be registered as an output stream and
there materialized.
*/
- def print(): Unit = {
- dstream.print()
+ def print(num: Int = 10): Unit = {
--- End diff --
Adding this optional parameter means that `print()` no longer exists in
Java. You've removed it from the public API. I'm pretty sure you will need two
methods, rather than a default Scala parameter.
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