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Code Block
languagejava
titleTopologyBuilder
public synchronized <K, V> TopologyBuilder addGlobalStore(final StateStoreBuilder storeSupplier,
                                                          final String sourceName,
                                                          final TimestampExtractor timestampExtractor,
                                                          final Deserializer keyDeserializer,
                                                          final Deserializer valueDeserializer,
                                                          final String topic,
                                                          final String processorName,
                                                          final ProcessorSupplier stateUpdateSupplier)
 
public synchronized final TopologyBuilder addStateStore(final StateStoreBuilder supplier, final String... processorNames)
 

 

 

Code Block
languagejava
titleKGroupedStream
<W extends Window> WindowedKStream<K, V> windowedBy(Windows<W> timeWindows);

SessionWindowedKStream<K, V> sessionWindowedBy(SessionWindows sessionWindows);

KTable<K, Long> count(final Materialized materialized);

KTable<K, V> reduce(final Reducer<V> reducer, final Materialized<K, V, KeyValueStore<K, V>> materialized);

<VR> KTable<K, VR> aggregate(final Initializer<VR> initializer,
                             final Aggregator<? super K, ? super V, VR> aggregator,
                             final Serde<VR> aggValueSerde,
                             final Materialized<K, V, KeyValueStore<K, V>> materialized);

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