Excessive log output if an open tracing feature is enabled without an OpentracingTracerFactory

[kgibm]

If the features opentracing-1.0, mpOpenTracing-1.0 or microProfile-1.3 are enabled without the required user feature providing the OpentracingTracerFactory, then there will be three error messages for each JAX-RS request (along with one FFDC):

[ERROR   ] CWMOT0001E: Invocation of user supplied OpentracingTracerFactory.newInstance(...) method failed with Exception. Message = null
[ERROR   ] CWMOT0002E: No Tracer is available for an inbound request. The inbound request will not be correlated with the upstream service.
[ERROR   ] CWMOT0003E: The Span created for an inbound request is not available for the response to the request. The inbound request will not be correlated the upstream service.

This is excessive and floods the logs proportional to JAX-RS workload.

[kgibm]

PR #2933

[kgibm]

Committed in 7ae056b

[kgibm]

See also PR #3013

Final changes:

Added a new error message CWMOT0008E which will be printed only once (per configuration loading) if there is no OpentracingTracerFactory.

The CWMOT0001E, CWMOT0002E, and CWMOT0003E are no longer printed on each request that doesn't have a OpentracingTracerFactory.