Github user nabhanelrahman commented on a diff in the pull request:
https://github.com/apache/storm/pull/1474#discussion_r66368331
--- Diff:
external/storm-kafka-client/src/main/java/org/apache/storm/kafka/spout/KafkaSpout.java
---
@@ -72,8 +72,10 @@
private transient boolean initialized; //
Flag indicating that the spout is still undergoing initialization process.
// Initialization is only complete after the first call to
KafkaSpoutConsumerRebalanceListener.onPartitionsAssigned()
+ private KafkaSpoutStream kafkaSpoutStream;
private KafkaSpoutStreams kafkaSpoutStreams; //
Object that wraps all the logic to declare output fields and emit tuples
private transient KafkaSpoutTuplesBuilder<K, V> tuplesBuilder; //
Object that contains the logic to build tuples for each ConsumerRecord
+ private transient KafkaSpoutTupleBuilder<K, V> tupleBuilder;
--- End diff --
the subscribe method()
https://kafka.apache.org/090/javadoc/org/apache/kafka/clients/consumer/KafkaConsumer.html#subscribe(java.util.regex.Pattern,%20org.apache.kafka.clients.consumer.ConsumerRebalanceListener)
only supports one regex pattern. TuplesBuilder is used to define multiple
topics, which is not applicable for this case.
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