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Questions tagged [axon]

Axon consists of two main topics: (1) Axon Framework and (2) Axon Server. Axon Framework is a Java based open source framework providing building blocks to support developers with Domain-Driven Design, CQRS and Event Sourcing in their application. Axon Server provides a dedicated message routing solution and Event Store, further supporting a micro services oriented style of software development.

Through Axon, we can refer to two major topics: Axon Framework and Axon Server.

Axon Framework is a Java based open source framework providing building blocks to support developers with Domain-Driven Design, CQRS and Event Sourcing in their application.

Axon Server provides a dedicated routing solution and Event Store, further supporting a micro services oriented style of software development.

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Axon 4 - Kafka ext 4.0.RC3 gives start up error

Got below setup and it works perfectly fine when 4.0-RC2 version is used. Howver it gives startup error when we we try to use latest version 4.0.RC3. *************************** APPLICATION FAILED TO START *************************** Description: A…
Prashant Shandilya
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How can i solve the problem Axon server Stream Error

I am implementing CQRS with Axon + Spring Boot. My command handles a long computation which results on a large aggregate. The problem is after some minutes the Axon server seems to cancel the command and after all an error is thrown in axon server,…
Eddy Bayonne
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Axon4 - Multi DC active-active support

Problem statement Need to implement active active replication accoross data center for event store. What are the available strategies with Axon framework for both - event store and projection store.
Prashant Shandilya
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Axon Framework AMQP - Doesn't fetches the messages

I have developed Spring Boot + Axon (Bootiful CQRS with Axon) code by taking reference from https://www.youtube.com/watch?v=Jp-rW-XOYzA&list=PLgGXSWYM2FpOa_FTla-x5Wd10dpmgrRC4&index=54 I've placed all by code here:…
Jeff Cook
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Exception Exception is not compatible with throws clause in SpringAMQPMessageSource.onMessage(Message, Channel) Axon

I am working on Spring Boot + Axon Framework developing demo explain here: https://www.youtube.com/watch?v=Jp-rW-XOYzA&list=PLgGXSWYM2FpOa_FTla-x5Wd10dpmgrRC4&index=54. In this example I am only using latest dependencies, other stuff I keep the as…
Jeff Cook
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How can I get a list of eventprocessor in axon 3.1.1

I am using Axon 3.1.1 and wanted to know, How can I get a list of eventprocessor in my configuration file, I went through the springAmQPmessageSource file but still not sure how to exactly do it. So that I can pass my event to appropriate…
A S
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Difference between Axon Framework and Axon server

what is the difference between Axon Framework and Axon Server
abdogh
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I GET 404 ERROR IN AXON SAGA IMPLEMENTATION WHEN I SEND POST REQUEST.WHAT MIGHT BE THE REASON?

i implemented SAGA using Axon and Spring Boot.It is simple order and customer service.Everything looks fine,however when i send post request via postman ,i got 404 NOT FOUND.I guess the problem is related to OrderManagementSaga.java Please help…
Kaan Kara
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