public override void WriteToTopology(InternalTopologyBuilder builder)
{
// TODO: we assume source KTables can only be timestamped-key-value stores for now.
// should be expanded for other types of stores as well.
StoreBuilder <State.TimestampedKeyValueStore <K, V> > storeBuilder = new TimestampedKeyValueStoreMaterializer <K, V>(materialized as Materialized <K, V, IKeyValueStore <Bytes, byte[]> >).Materialize();
if (isGlobalKTable)
{
builder.AddGlobalStore(topicName, storeBuilder, sourceName, consumed, processorParameters);
}
else
{
builder.AddSourceOperator(this.topicName, sourceName, consumed);
builder.AddProcessor(processorParameters.ProcessorName, processorParameters.Processor, sourceName);
//// only add state store if the source KTable should be materialized
KTableSource <K, V> ktableSource = (KTableSource <K, V>)processorParameters.Processor;
if (ktableSource.QueryableName != null)
{
builder.AddStateStore(storeBuilder, this.streamGraphNode);
// TODO :
//if (shouldReuseSourceTopicForChangelog)
//{
// storeBuilder.withLoggingDisabled();
// topologyBuilder.connectSourceStoreAndTopic(storeBuilder.name(), topicName);
//}
}
}
}
