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spring-messaging-demo/kafka-streams/output/05-topology-description.txt
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asmhatreandClaude Sonnet 5.5 59fcdbe079 Add kafka-streams module: fraud detection topology tested with TopologyTestDriver
Similarity scoring, a 5-minute windowed count that alerts once, and a KTable
blocklist join, with the Spring wiring on Spring Boot 4.1.1 and Kafka Streams 4.2.1.

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01RjfyTgmERTWLqzafu34Cth
2026-10-14 06:44:56 +00:00

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Topologies:
Sub-topology: 0
Source: KSTREAM-SOURCE-0000000000 (topics: [transactions])
--> KSTREAM-AGGREGATE-0000000005, KSTREAM-JOIN-0000000013, KSTREAM-MAPVALUES-0000000001
Processor: KSTREAM-AGGREGATE-0000000005 (stores: [txn-count-5m])
--> KTABLE-TOSTREAM-0000000006
<-- KSTREAM-SOURCE-0000000000
Processor: KSTREAM-MAPVALUES-0000000001 (stores: [])
--> score
<-- KSTREAM-SOURCE-0000000000
Processor: KTABLE-TOSTREAM-0000000006 (stores: [])
--> KSTREAM-FILTER-0000000007
<-- KSTREAM-AGGREGATE-0000000005
Processor: KSTREAM-FILTER-0000000007 (stores: [])
--> KSTREAM-MAP-0000000008
<-- KTABLE-TOSTREAM-0000000006
Processor: score (stores: [])
--> KSTREAM-FILTER-0000000003
<-- KSTREAM-MAPVALUES-0000000001
Processor: KSTREAM-FILTER-0000000003 (stores: [])
--> KSTREAM-SINK-0000000004
<-- score
Processor: KSTREAM-JOIN-0000000013 (stores: [blocked-cards-STATE-STORE-0000000010])
--> KSTREAM-SINK-0000000014
<-- KSTREAM-SOURCE-0000000000
Processor: KSTREAM-MAP-0000000008 (stores: [])
--> KSTREAM-SINK-0000000009
<-- KSTREAM-FILTER-0000000007
Source: KSTREAM-SOURCE-0000000011 (topics: [blocked-cards])
--> KTABLE-SOURCE-0000000012
Sink: KSTREAM-SINK-0000000004 (topic: alerts)
<-- KSTREAM-FILTER-0000000003
Sink: KSTREAM-SINK-0000000009 (topic: alerts)
<-- KSTREAM-MAP-0000000008
Sink: KSTREAM-SINK-0000000014 (topic: alerts)
<-- KSTREAM-JOIN-0000000013
Processor: KTABLE-SOURCE-0000000012 (stores: [blocked-cards-STATE-STORE-0000000010])
--> none
<-- KSTREAM-SOURCE-0000000011