Extend W3CTraceParentTest coverage and migrate it to Java

[mcculls]

Motivation

Meet expected test coverage.

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Jira ticket: [PROJ-IDENT]

[dd-octo-sts]

🟡 Java Benchmark SLOs — Performance SLO warning (near threshold)

Suite	Status
Startup	🟡 warning

SLO thresholds are defined here based on automatically generated metrics. A warning is raised when results are within 5% of the threshold.

PR vs. master results

Scenario	Candidate	master	Δ (95% CI of mean)
startup:insecure-bank:iast:Agent	14.76 s	14.62 s	[+0.2%; +1.7%] (maybe worse)
startup:insecure-bank:tracing:Agent	13.62 s	13.69 s	[-1.5%; +0.5%] (no difference)
startup:petclinic:appsec:Agent	17.41 s	17.27 s	[+0.0%; +1.6%] (maybe worse)
startup:petclinic:iast:Agent	17.23 s	17.44 s	[-2.0%; -0.5%] (maybe better)
startup:petclinic:profiling:Agent	17.49 s	17.48 s	[-0.8%; +1.0%] (no difference)
startup:petclinic:sca:Agent	17.45 s	17.34 s	[-0.1%; +1.3%] (no difference)
startup:petclinic:tracing:Agent	16.60 s	16.57 s	[-1.0%; +1.4%] (no difference)

Commit: 487fab89 · CI Pipeline · Benchmarking Platform UI

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Load and DaCapo benchmarks can be triggered manually in the GitLab pipeline. Results will appear in the Benchmarking Platform UI after completion.

[bric3]

Thanks for the groovy test conversion

[bric3]

quibble: Maybe this can be replaced by a TableTest.

[dd-octo-sts]

/merge

[gh-worker-devflow-routing-ef8351]

View all feedbacks in Devflow UI.

2026-06-29 21:13:47 UTC ℹ️ Start processing command /merge

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2026-06-29 21:13:54 UTC ℹ️ MergeQueue: pull request added to the queue

The expected merge time in master is approximately 1h (p90).

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2026-06-29 22:48:52 UTC ℹ️ MergeQueue: This merge request was merged