75 lines
1.6 KiB
Plaintext
75 lines
1.6 KiB
Plaintext
@startuml Messaging Sequenzdiagramm Links
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group "Backend: Request produzieren und warten"
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Endpoint -> RequestReply: request(cmdW)
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RequestReply -> AtomicReference : <<create>>
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RequestReply <-- AtomicReference : responseRef
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RequestReply -> RequestReply : responses.put(\nrequestId,\nresponseRef)
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RequestReply -> Kafka: produce(cmdW)
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RequestReply <-- Kafka : Ack
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RequestReply -> AtomicReference : wait()
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end
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note over Kafka : asynchron
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group "Persistence: Request konsumieren und enqueuen"
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Quarkus -> Kafka: poll()
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Quarkus <-- Kafka: cmdW
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Quarkus -> CommandObserver: process(cmdW)
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CommandObserver -> Transaction: get(txId)
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CommandObserver <-- Transaction: tx
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CommandObserver -> Transaction: queue(tx, cmdW)
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CommandObserver <-- Transaction
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Quarkus <-- CommandObserver
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Kafka <-- Quarkus : Ack
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end
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note over Transaction : asynchron
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... Persistence: Request verarbeiten und Response produzieren\n(siehe weiteres Sequenzdiagramm) ...
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note over Kafka : asynchron
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group "Backend: Response konsumieren und benachrichtigen"
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RequestReply -> Kafka : poll()
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RequestReply <-- Kafka : respW
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RequestReply -> RequestReply : responses.get(requestId)
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RequestReply -> AtomicReference : set(respW)
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RequestReply <-- AtomicReference
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RequestReply -> AtomicReference : notifyAll()
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RequestReply <-- AtomicReference
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end
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note over RequestReply : asynchron
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group "Backend: Response zu Request zurückgeben" [synchron nach 1. Block, siehe oben]
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RequestReply <-- AtomicReference : wegen wait (siehe oben)
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RequestReply -> AtomicReference : get()
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RequestReply <-- AtomicReference : respW
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Endpoint <-- RequestReply : respW
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end
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@enduml
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