Version 1.51.0

API

Context

• Fix context storage provider property name in log message (#7342)

SDK

• Experimental configurable exception.* attribute resolution for SdkTracerProvider, SdkLoggerProvider (#7266)

Exporters

• All exporters: implement new SemConv exporter health metrics, with configuration API for selecting schema version (#7265)
• OTLP: Add gRPC export for profiles signal type. (#7301)
• OTLP: Run JDK HTTP sender on non-daemon threads. (#7322)
• Prometheus: fix serialization of arrays (#7291)
• OTLP: exporter tolerates instances of LogRecordData when incubator is present (#7393)

Extensions

• Declarative config: Handle instrumentation node changes in yaml config file format 0.4 (#7357)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@alex-kormukhin
@breedx-splk
@fandreuz
@HaloFour
@jack-berg
@jhalliday
@jkwatson
@JonasKunz
@kevinburkesegment
@LaurentTreguier
@LikeTheSalad
@onurkybsi
@opentelemetrybot
@robsunday
@SoftlySplinter
@trask
@zeitlinger

Version 1.50.0

API

• Clarify that AttributesBuilder.put allows nulls (#7271)
• Stabilize log record event name (#7277)

Context

• Fix duplicated ExecutorService wrap (#7245)
• Promote getAll to TextMapGetter stable API (#7267)

Incubator

• Add ExtendedLogRecordBuilder#setException (#7182)
• Add experimental support for log extended attributes (#7123)

SDK

• Remove Java9VersionSpecific clock implementation (#7221)
• Add addProcessorFirst to SdkTracerProviderBuilder, SdkLoggerProviderBuilder (#7243)

Logs

• Add setLoggerConfigurator support to LoggerProvider (#7332)

Metrics

• Add DelegatingMetricData (#7229)
• Spatial aggregation for async instruments with filtering views (#7264)

Exporters

• Prometheus: Add Authenticator support for PrometheusHttpServer (#7225)
• OTLP: Fix OTLP metric exporter toBuilder() loosing temporality (#7280)
• OTLP: Allow Otlp*MetricExporter's to publish export stats (#7255)

Extensions

• Declarative config: Add support for escaping env var substitution (#7033)
• Declarative config: update to opentelemetry-configuration 0.4 (#7064)
• Declarativeconfig: Refactor internals to add DeclarativeConfigContext (#7293)

Project tooling

• Kotlin extension: Update min kotlin version to 1.8 (#7155)
• Add javadoc site crawler (#7300, #7316)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@anuraaga
@asafm
@breedx-splk
@Emily-Jiang
@fandreuz
@gavarava
@iNikem
@jack-berg
@jaydeluca
@jkwatson
@JonasKunz
@laurit
@LikeTheSalad
@onurkybsi
@opentelemetrybot
@ShadabGentle
@SoftlySplinter
@trask
@tsloughter
@tylerbenson
@vasantteja
@zeitlinger

Version 1.49.0

SDK

Trace

• Avoid linear queue.size() calls in span producers by storing queue size separately (#7141)

Exporters

• OTLP: Add support for setting exporter executor service (#7152)
• OTLP: Refine delay jitter for exponential backoff (#7206)

Extensions

• Autoconfigure: Remove support for otel.experimental.exporter.otlp.retry.enabled (#7200)
• Autoconfigure: Add stable cardinality limit property otel.java.metrics.cardinality.limit (#7199)
• Incubator: Add declarative config model customizer SPI (#7118)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@breedx-splk
@jack-berg
@jkwatson
@laurit
@MrAlias
@raipc
@stevesea
@trask
@vbedrosova
@YuriyHolinko
@zeitlinger

Version 1.48.0

API

• Add some helpful logging attribute methods to LogRecordBuilder (#7089)

Incubator

• Introduce ConfigProvider API. Rename StructuredConfigProperties to DeclarativeConfigProperties and move to opentelemetry-api-incubator. Rename FileConfiguration to DeclarativeConfiguration. (#6549)

SDK

• Log warning and adjust when BatchLogRecordProcessor, BatchSpanProcessor maxExportBatchSize exceeds maxQueueSize. (#7045, #7148)
• Fix bug causing ThrottlingLogger to log more than once per minute (#7156)

Metrics

• Remove obsolete SdkMeterProviderUtil#setCardinalitylimit API (#7169)

Traces

• Fix bug preventing accurate reporting of span event dropped attribute count (#7142)

Exporters

• OTLP: remove support for otel.java.experimental.exporter.memory_mode which was previously replaced by otel.java.exporter.memory_mode (#7127)
• OTLP: Extract sender parameters to config carrier class (incubating API) (#7151)
• OTLP: Add support for setting OTLP exporter service class loader (#7150)

Tooling

• Update android animalsniffer min API version to 23 (#7153)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@breedx-splk
@brunobat
@chukunx
@codefromthecrypt
@devilcoolyue
@geoand
@github-advanced-security
@jack-berg
@jaydeluca
@jeanbisutti
@jkwatson
@joffrey-bion
@laurit
@LikeTheSalad
@naumaan123
@pbalint
@step-security-bot
@tealamore
@tongshushan
@trask
@zeitlinger

Version 1.47.0

API

Incubator

• Make ExtendedTracer easier to use (#6943)
• Add ExtendedLogRecordBuilder#setEventName and corresponding SDK and OTLP serialization (#7012)
• BREAKING: Drop event API / SDK (#7053)

SDK

• Remove -alpha artifacts from runtime classpath of stable components (#6944)

Traces

• Bugfix: Follow spec on span limits, batch processors (#7030)
• Add experimental SdkTracerProvider.setScopeConfigurator(ScopeConfigurator) for updating TracerConfig at runtime (#7021)

Profiles

• Add AttributeKeyValue abstraction to common otlp exporters (#7026)
• Improve profiles attribute table handling (#7031)

Exporters

• Interpret timeout zero value as no limit (#7023)
• Bugfix - OTLP: Fix concurrent span reusable data marshaler (#7041)
• OTLP: Add ability to customize retry exception predicate (#6991)
• OTLP: Expand default OkHttp sender retry exception predicate (#7047, #7057)

Extensions

• Autoconfigure: Consistent application of exporter customizers when otel.{signal}.exporter=none (#7017)
• Autoconfigure: Promote EnvironmentResourceProvider to public API (#7052)
• Autoconfigure: Ensure OTEL_PROPAGATORS still works when OTEL_SDK_DISABLED=true. (#7062)%

Testing

• Add W3CBaggagePropagator to OpenTelemetryRule, OpenTelemetryExtension. (#7056)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@breedx-splk
@edeweerd1A
@jack-berg
@jackshirazi
@jhalliday
@jkwatson
@Mahoney
@mikeblum
@onurkybsi
@trask
@YuriyHolinko
@zeitlinger

Version 1.46.0

SDK

• Remove unused dependencies, cleanup code after stabilizing Value (#6948)
• Explicitly allow null into CompletableResultCode.failExceptionally() (#6963)

Traces

• Fix span setStatus (#6990)

Logs

• Add getters/accessors for readable fields in ReadWriteLogRecord. (#6924)

Exporters

• OTLP: Update to opentelemetry-proto 1.5 (#6999)
• Bugfix - OTLP: Ensure Serializer runtime exceptions are rethrown as IOException (#6969)
• BREAKING - OTLP: Delete experimental OTLP authenticator concept. See OTLP authentication docs for supported solutions. (#6984)

Extensions

• BREAKING - Autoconfigure: Remove support for deprecated otel.experimental.resource.disabled.keys (#6931)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@breedx-splk
@celikrecep
@happysiddharth
@jack-berg
@jaydeluca
@jhalliday
@jkwatson
@laurit
@robsunday
@steverao
@trask
@zeitlinger

Version 1.45.0

API

• Add convenience method setAttribute(Attribute<Long>, int) to SpanBuilder (matching the existing convenience method in Span) (#6884)
• Extends TextMapGetter with experimental GetAll() method, implement usage in W3CBaggagePropagator (#6852)

SDK

Traces

• Add synchronization to SimpleSpanProcessor to ensure thread-safe export of spans (#6885)

Metrics

• Lazily initialize ReservoirCells (#6851)

Logs

• Add synchronization to SimpleLogRecordProcessor to ensure thread-safe export of logs (#6885)

Exporters

• OTLP: Update opentelementry-proto to 1.4 (#6906)
• OTLP: Rename internal Marshaler#writeJsonToGenerator method to allow jackson runtimeOnly dependency (#6896)
• OTLP: Fix repeated string serialization for JSON. (#6888)
• OTLP: Fix missing unsafe available check (#6920)

Extensions

• Declarative config: Don't require empty objects when referencing custom components (#6891)

Tooling

• Add javadoc boilerplate internal comment v2 for experimental classes (#6886)
• Update develocity configuration (#6903)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@asafm
@breedx-splk
@edma2
@io7m
@jack-berg
@jamesmoessis
@jaydeluca
@jhalliday
@jkwatson
@jsuereth
@laurit
@ravi-nagendran
@slodha
@Stoyas
@trask

Version 1.44.1

This is a patch release on the previous 1.44.0 release, fixing the issue(s) below.

SDK

Traces

• Fix regression in event attributes (#6865)

Version 1.44.0

API

• Fix ConfigUtil#getString ConcurrentModificationException (#6841)

SDK

Traces

• Stabilize ExceptionEventData (#6795)

Metrics

• Stabilize metric cardinality limits (#6794)
• Refactor metrics internals to remove MeterSharedState (#6845)

Exporters

• Add memory mode option to stdout exporters (#6774)
• Log a warning if OTLP endpoint port is likely incorrect given the protocol (#6813)
• Fix OTLP gRPC retry mechanism for unsuccessful HTTP responses (#6829)
• Add ByteBuffer field type marshaling support (#6686)
• Fix stdout exporter format by adding newline after each export (#6848)
• Enable reusuable_data memory mode by default for OtlpGrpc{Signal}Exporter, OtlpHttp{Signal}Exporter, OtlpStdout{Signal}Exporter, and PrometheusHttpServer (#6799)

Extension

• Rebrand file configuration to declarative configuration in documentation (#6812)
• Fix declarative config file_format validation (#6786)
• Fix declarative config env substitution by disallowing '}' in default value (#6793)
• Set declarative config default OTLP protocol to http/protobuf (#6800)
• Stabilize autoconfigure disabling of resource keys via otel.resource.disabled.keys (#6809)

Tooling

• Run tests on Java 23 (#6825)
• Test Windows in CI (#6824)
• Add error prone checks for internal javadoc and private constructors (#6844)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@breedx-splk
@cyrille-leclerc
@hboutemy
@jack-berg
@jaydeluca
@jhalliday
@JiwonKKang
@jkwatson
@laurit
@neugartf
@OrangeFlag
@trask
@vasantteja
@zeitlinger

Version 1.43.0

API

• Add helper class to capture context using ScheduledExecutorService (#6712)
• Adds Baggage.getEntry(String key) (#6765)

Extensions

• Fix ottracepropagation for short span ids (#6734)

SDK

Metrics

• Optimize advice with FilteredAttributes (#6633)

Exporters

• Add experimental stdout log, metric, trace exporters for printing records to stdout in standard OTLP JSON format. (#6675, #6750)
• Add Marshalers for profiling signal type (#6680)

Extensions

• Add *Model suffix to declarative config generated classes. (#6721)
• Use autoconfigured ClassLoader to load declarative config (#6725)
• Update declarative config to use opentelemetry-configuration v0.3.0 (#6733)
• Add StructuredConfigProperties#getStructured default method, add StructuredConfigProperties.empty() (#6759)

Testing

• Add context info about wrong span or trace. (#6703)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@ammachado
@breedx-splk
@codeboten
@codefromthecrypt
@jack-berg
@jhalliday
@jkwatson
@laurit
@reta
@shalk
@smola
@stevesea
@trask
@vasantteja
@viveksing
@wgy035
@zeitlinger