* simplify ON_EACH reactor instrumentation
remove custom Publisher decorators that
were mostly copy of reactor-core Lift Publishers
and use new LIFTER Scannable Attribute instead
* change constant scope
* add note about test constant origin
Without this change we don't even really know how many tags are created and what are their values.
With this change we want this information to be automatically rendered.
* Wraps producer / consumer once only
without this change we can wrap the kafka consumer / producer multiple times. First via post processors, second via aspect
with this change we're doing it only once via post processors. we do not wrap factories
fixes gh-1921
Spans names are in the form '<http method> <uri template>'
(e.g. 'GET /path/{id}'). This naming strategy matches the span names
generated by TraceWebFilter.
The improve naming strategy is not applied to RestTemplate as the uri
template is not readily available to interceptors and RestTemplate is
in maintenance mode
* Bump javadocs since version to 3.1.0
* Extend integration tests to cover all Kafka clients
* Add autoconfiguration module for kafka instrumentation
* Refactor instrumentation for reactive Kafka Receiver
* Refactor instrumentation for reactive Kafka Receiver
* Add docs for Kafka instrumentation
* Revert "Refactor instrumentation for reactive Kafka Receiver"
This reverts commit 58c8f2fa
* Revert "Revert "Refactor instrumentation for reactive Kafka Receiver""
This reverts commit 450a9f8c
* Remove empty test
* Resolve comments from PR 1936
* Revert whitespaces
* Revert whitespaces in common tests pom.xml
* Fix autoconfig to consider generics when registering beans.
Only register reactor-kafka beans if the dependency is on the classpath.
* Split autoconfig for kafka and reactor-kafka
