How to have a mixed read and write side persistence layers?
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Should Kafka act as the source of truth in Lagom?
> We are using Lagom with event sourcing and CQRS. Would you say that keeping the source of truth on the Kafka side is an option? Pragmatism always wins the day, and with that being said this idea has plenty of merit. The only concern we have with ...
Does Lagom support multitenancy?
Our suggestion is to not go down this path. Multi-tenancy was very popular back in the time when people used to deploy one single application on a huge application server. In the era of cloud computing, it's much easier to have different deployments, ...
Can I customize error handling in Lagom?
Yes, the best way to customize error handling in Lagom is to use a custom ExceptionSerializer. This Knoldus blog post explains it well: https://blog.knoldus.com/2018/02/05/exception-serializer-in-lagom/ That example, however, is more focused on how ...
How to run some Lagom services instead of one or all
Currently, Lagom’s built-in tooling allows for running a single service via run or all of them via runAll. In some cases you may find it more convenient to run a specific subset of services. The simplest solution for this is to create ...
How to implement versioning in Lagom microservices?
Lagom doesn't provide any solution, plugin or feature that enables API versioning. However you can use the following to decide and pick what works best for you: When versioning you must keep in mind both the service endpoints and payloads and the ...