v3.1.0

Version 3.1.0 introduces

• Support for Spring Boot:

  • a Spring Boot Starter for autoconfiguration
  • configuration via application.yml
  • provide metrics via Spring Boot actuator and Promtheus

• Improved exception handling:

  • new exception types that are easier to understand
    (StopProcessingException and RetryProcessingException)
  • new exception types now require error descriptions in any case
  • convenience API for error handling, esp. in combination with
    Java's Optional

• Simplified custom messages:

  • new base class for ready to go custom message implementations
  • a new API to implement custom messages: Implementing
    FlusswerMessage is now all you need
  • Custom Jackson mixins are now optional

• new API for collecting metrics

• minor fixes and improvements

Version 3.1.0 prepares:

• The control exception types of previous versions are deprecated now
  and will be removed in version 4.0.0