They are at least three solutions for SDKs distribution now.

1. EventMesh binding CloudEvents and make necessary extensions with EventMesh SDKs[1]
2. CloudEvents integrate Spring[2][3]
3. Spring Cloud Stream and Function Parts[4][5].

[1] https://github.com/cloudevents/sdk-java
[2] https://github.com/cloudevents/sdk-java/tree/master/spring/src/main/java
[3] https://spring.io/blog/2020/12/23/cloud-events-and-spring-part-2
[4] https://docs.spring.io/spring-cloud-stream/docs/current/reference/html/spring-cloud-stream.html#_event_routing
[5] https://github.com/spring-cloud/spring-cloud-function