Github user mbalassi commented on a diff in the pull request:
https://github.com/apache/flink/pull/742#discussion_r31460859
--- Diff:
flink-staging/flink-streaming/flink-streaming-connectors/flink-connector-kafka/src/main/java/org/apache/flink/streaming/connectors/kafka/api/persistent/PersistentKafkaSource.java
---
@@ -61,10 +63,14 @@
*
* Note that the autocommit feature of Kafka needs to be disabled for
using this source.
*/
-public class PersistentKafkaSource<OUT> extends
RichParallelSourceFunction<OUT> implements
+public class PersistentKafkaSource<OUT> extends RichSourceFunction<OUT>
implements
ResultTypeQueryable<OUT>,
CheckpointCommitter,
+ ParallelSourceFunction<OUT>,
CheckpointedAsynchronously<long[]> {
--- End diff --
Please have a RichParallelSourceFunction instead.
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