2.15.0

[improvement] Refactor Tracer.initTrace to take enum instead of optional boolean (#166)
[improvement] Allow setting observable flag when wrapping with new trace (#163)

2.14.0

[improvement] Comment clarifying IS_SAMPLED header value (#149)
[improvement] Set the default sampler to random with 1% (#158)

2.13.1

[fix] Don't use parent span operation in deferred traces (#110)

2.13.0

• [Improvement] Bump TraceEnrichingFilter priority (#145)

2.12.0

• [improvement] Adds key _sampled to MDC when set trace is observable (#144)
• [improvement] Add sampled-state to filters (#137)

2.11.0

• [improvement] Trace start times now have microsecond precision on Java9+ (#143)

2.10.1

[fix] Revert okhttp -> 3.14.0 bump introduced in 2.10.0 as that was breaking some consumers (#128)

2.10.0

[improvement] Add AsyncTracer that allows tracking enqueued-time and run-time of a deferred action (#117)

2.9.0

• [improvement] DeferredTracer is serializable (#97)

2.8.0

• [feature] Implement LeakedTraceFilter in a new tracing-servlet module to protect services from Trace state leaks (#92)