open-telemetry/opentelemetry-java v1.10.0-rc.2

Version 1.10.0 RC2

on GitHub

This release continues preparation for the stable release of the metrics API. APIs deprecated in RC1 have been removed. It is expected for 1.10.0 to release with the same API as this release.

API

• Performance of GlobalOpenTelemetry.get improved
• buildWithCallback for asynchronous metrics now return interfaces instead of void. The interfaces are empty but will allow adding functionality in the future
• BREAKING CHANGE: Double/LongMeasurement.observe have been removed
• BREAKING CHANGE: GlobalMeterProvider has been removed
• BREAKING CHANGE: ObservableMeasurement, an empty interface, has been removed. This type was not previously deprecated but is expected to have no use in apps due to the lack of functionality

SDK

• HTTP exporters now support experimental retry
• Deprecated methods have been removed from the opentelemetry-sdk-autoconfigure artifact.

Metrics

• InMemoryMetricExporter has been moved to the opentelemetry-sdk-metrics-testing artifact. The current class has been deprecated in this release
• Metric instrument usage violations consistently report issues as debug logs

Logs

• A opentelemetry-sdk-logs-testing module has been added
• SdkLogEmitterProvider is now available through OpenTelemetrySdk

AWS

• HTTP requests now use OkHttp instead of the JDK

OpenCensus Shim

• Shim span attributes are set before the span is created instead of after
• Exceptions are not thrown when activating a null span

Full Changelog: v1.10.0-rc.1...v1.10.0-rc.2