Github user koeninger commented on a diff in the pull request:
https://github.com/apache/spark/pull/4805#discussion_r25990695
--- Diff:
external/kafka/src/main/scala/org/apache/spark/streaming/kafka/DirectKafkaInputDStream.scala
---
@@ -158,4 +166,37 @@ class DirectKafkaInputDStream[
}
}
+ private[streaming]
+ class DirectKafkaStreamingListener extends StreamingListener {
+
+ val offsetCommitEnabled =
context.conf.getBoolean("spark.streaming.kafka.offsetCommit", false)
+
+ val zkClientOpt = if (offsetCommitEnabled) {
+ kafkaParams.get("zookeeper.connect").map { zkConnect =>
+ val zkSessionTimeoutMs =
kafkaParams.getOrElse("zookeeper.session.timeout.ms", "6000").toInt
+ val zkConnectionTimeoutMs =
+ kafkaParams.getOrElse("zookeeper.session.timeout.ms",
"6000").toInt
+ new ZkClient(zkConnect, zkSessionTimeoutMs, zkConnectionTimeoutMs,
ZKStringSerializer)
+ }
+ } else {
+ None
+ }
+
+ val groupId = "directKafkaConsumer"
--- End diff --
group id is a kafka param, why hard code it here?
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