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public interface StateStoreContext {
    ...

    /**
     * Return the metadata of the current topic/partition/offset if available.
     * This metadata in a StateStore is defined as the metadata of the last record
     * that hasis currently been processed completely by the StreamTask that holds the store.
     * <p>
     * Note that the metadata is not defined during all store interactions, for
     * example, while the StreamTask is running a punctuation.
     */
      Optional<RecordMetadata> recordMetadata();

    ...
}