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Posted to dev@kafka.apache.org by "Robert Yokota (JIRA)" <ji...@apache.org> on 2018/05/10 19:15:00 UTC
[jira] [Created] (KAFKA-6894) Cannot access GlobalKTable store from
KStream.transform()
Robert Yokota created KAFKA-6894:
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Summary: Cannot access GlobalKTable store from KStream.transform()
Key: KAFKA-6894
URL: https://issues.apache.org/jira/browse/KAFKA-6894
Project: Kafka
Issue Type: Bug
Components: streams
Affects Versions: 1.1.0
Reporter: Robert Yokota
Assignee: Robert Yokota
I was trying to access a store from a {{GlobalKTable}} in {{KStream.transform()}}, but I got the following error:
{code}
org.apache.kafka.streams.errors.TopologyException: Invalid topology: StateStore globalStore is not added yet.
at org.apache.kafka.streams.processor.internals.InternalTopologyBuilder.connectProcessorAndStateStore(InternalTopologyBuilder.java:716)
at org.apache.kafka.streams.processor.internals.InternalTopologyBuilder.connectProcessorAndStateStores(InternalTopologyBuilder.java:615)
at org.apache.kafka.streams.kstream.internals.KStreamImpl.transform(KStreamImpl.java:521)
{code}
I was able to make a change to {{InternalTopologyBuilder.connectProcessorAndState}} to allow me to access the global store from {{KStream.transform()}}. I will submit a PR for review.
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