ableegoldman commented on a change in pull request #8681:
URL: https://github.com/apache/kafka/pull/8681#discussion_r426958947
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File path:
streams/src/main/java/org/apache/kafka/streams/processor/internals/ProcessorStateManager.java
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@@ -266,7 +266,8 @@ public void registerStore(final StateStore store, final
StateRestoreCallback sta
}
if (stores.containsKey(storeName)) {
- throw new IllegalArgumentException(format("%sStore %s has already
been registered.", logPrefix, storeName));
+ log.warn("State Store {} has already been registered, which could
be due to a half-way registration" +
Review comment:
I think we might want to skip the re-registration higher up the call
stack. In `StateManagerUtil#registerStateStores` we call `store.init` on each
store which ultimately results in this `registerStore` being called
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