X-Git-Url: https://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2Fwordcount%2Fquery%2FQueryStreamProcessor.java;h=ff7c1501c0a7cae4e2373d729bf240f18677ff47;hb=57f47fca712981116b726e437f589ac727c5d0a7;hp=efa28ca69fd18b5f7248b2c4f1a09b7c3304a455;hpb=3668a70b197b8c9f62ff735e3df031e6146bc370;p=demos%2Fkafka%2Fwordcount

diff --git a/src/main/java/de/juplo/kafka/wordcount/query/QueryStreamProcessor.java b/src/main/java/de/juplo/kafka/wordcount/query/QueryStreamProcessor.java
index efa28ca..ff7c150 100644
--- a/src/main/java/de/juplo/kafka/wordcount/query/QueryStreamProcessor.java
+++ b/src/main/java/de/juplo/kafka/wordcount/query/QueryStreamProcessor.java
@@ -11,6 +11,7 @@ import org.apache.kafka.streams.kstream.KStream;
 import org.apache.kafka.streams.kstream.KTable;
 import org.apache.kafka.streams.kstream.Materialized;
 import org.apache.kafka.streams.state.HostInfo;
+import org.apache.kafka.streams.state.KeyValueBytesStoreSupplier;
 import org.apache.kafka.streams.state.QueryableStoreTypes;
 import org.apache.kafka.streams.state.ReadOnlyKeyValueStore;
 
@@ -35,9 +36,14 @@ public class QueryStreamProcessor
 			HostInfo applicationServer,
 			String usersInputTopic,
 			String rankingInputTopic,
+			KeyValueBytesStoreSupplier storeSupplier,
 			ObjectMapper mapper)
 	{
-		Topology topology = buildTopology(usersInputTopic, rankingInputTopic, mapper);
+		Topology topology = buildTopology(
+				usersInputTopic,
+				rankingInputTopic,
+				storeSupplier,
+				mapper);
 		streams = new KafkaStreams(topology, props);
 		hostInfo = applicationServer;
 		storeParameters = StoreQueryParameters.fromNameAndType(STORE_NAME, QueryableStoreTypes.keyValueStore());;
@@ -47,6 +53,7 @@ public class QueryStreamProcessor
 	static Topology buildTopology(
 			String usersInputTopic,
 			String rankingInputTopic,
+			KeyValueBytesStoreSupplier storeSupplier,
 			ObjectMapper mapper)
 	{
 		StreamsBuilder builder = new StreamsBuilder();
@@ -73,7 +80,7 @@ public class QueryStreamProcessor
 						throw new RuntimeException(e);
 					}
 				})
-				.toTable(Materialized.as(STORE_NAME));
+				.toTable(Materialized.as(storeSupplier));
 
 		Topology topology = builder.build();
 		log.info("\n\n{}", topology.describe());
@@ -81,6 +88,11 @@ public class QueryStreamProcessor
 		return topology;
 	}
 
+	ReadOnlyKeyValueStore<String, UserRanking> getStore()
+	{
+		return streams.store(storeParameters);
+	}
+
 	public Optional<URI> getRedirect(String username)
 	{
 		KeyQueryMetadata metadata = streams.queryMetadataForKey(STORE_NAME, username, Serdes.String().serializer());
@@ -101,7 +113,7 @@ public class QueryStreamProcessor
 	{
 		return
 				Optional
-						.ofNullable(streams.store(storeParameters).get(username))
+						.ofNullable(getStore().get(username))
 						.map(json ->
 						{
 							try