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Metrics-Scala v4.0.1 Release Notes

Release Date: 2018-01-01 // over 6 years ago
    • 📦 All code moved to the package nl.grons.metrics4.scala to prevent clashes with version 3.x. Except for the package name change, v4.0.1 is fully source compatible with v3.5.9.
    • ➕ Added trait FreshRegistries, FreshMetricRegistry and FreshHealthCheckRegistry to enable testing that metrics are collected. Furthermore it eases unit testing of components that define gauges or health checks (see documentation).
    • Using dropwizard-metrics 4.0.1, only targeting Java 8 and later.
    • ⬆️ Bumped Scala and Akka to latest minor versions.
    • ⬇️ Dropped support for Scala 2.10 and Akka 2.3.
    • ✂ Removed deprecations. (Trait FutureMetrics and method Meter.exceptionMarkerPartialFunction.)
    • Akka support moved to a separate library: "nl.grons" %% "metrics4-akka_a24" and "nl.grons" %% "metrics4-akka_a25"
    • 🚚 Hdr support moved to a separate library: "nl.grons" %% "metrics4-scala-hdr"
    • ⬆️ Upgraded sbt from 0.13 to 1.0. Complete cross build can not be done with a single sbt invocation.