Update opentelemetry-java monorepo

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
io.opentelemetry:opentelemetry-sdk	1.6.0 → 1.66.0
io.opentelemetry:opentelemetry-sdk-trace	1.6.0 → 1.66.0
io.opentelemetry:opentelemetry-extension-trace-propagators	1.6.0 → 1.66.0
io.opentelemetry:opentelemetry-exporter-otlp	1.6.0 → 1.66.0
io.opentelemetry:opentelemetry-exporter-otlp-metrics	1.6.0-alpha → 1.14.0
io.opentelemetry:opentelemetry-api	1.6.0 → 1.66.0

---

Warning

Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

---

Release Notes

open-telemetry/opentelemetry-java (io.opentelemetry:opentelemetry-sdk)

v1.66.0

API

• Fix Baggage.fromContext() and Baggage.fromContextOrNull() to handle a null context
  (#​8667)
• Do not percent-encode W3C baggage metadata
  (#​8682)
• Fix ArrayIndexOutOfBoundsException in OtelEncodingUtils for invalid hex characters
  (#​8748)

SDK

Traces

• Record processed spans before export completes and reject new spans on shutdown in
  SpanProcessor self-observability instrumentation
  (#​8735)

Metrics

• Improve explicit bucket histogram contention performance
  (#​8717)

Logs

• Record processed logs before export completes and reject new logs on shutdown in
  LogRecordProcessor self-observability instrumentation
  (#​8698)

Exporters

• OTLP: Respect Retry-After in OTLP HTTP senders
  (#​8633)
• OTLP: Add setEnabledProtocols option to OTLP HTTP exporter builders
  (#​8610)
• OTLP: Reject mixing keyManager and sslContext in TlsConfigHelper
  (#​8710)
• OTLP: Fix OkHttpGrpcSender mTLS when using the platform default trust store
  (#​8758)
• OTLP: Suppress instrumentation of exporter requests in JdkHttpSender
  (#​8757)
• OTLP: Accept RFC 1123 hostnames in EndpointUtil.validateEndpoint for OkHttp senders
  (#​8746)
• OTLP: Include the number of affected items in exporter error logging
  (#​8780)
• OTLP: Add toString to OtlpJsonLogging{Span,Metric,LogRecord}Exporter
  (#​8725)
• OTLP Profiles: Improve JFR export example and align LinkData null-element handling with the
  spec (#​8349)
• Prometheus: Remove default host log warning in PrometheusHttpServerBuilder
  (#​8679)
• Prometheus: Align UCUM byte unit conversions with the specification table
  (#​8752)

Extensions

• BREAKING Declarative config: Rename generated model POJO setters from with<Prop> to
  set<Prop> (#​8742)
• Declarative config: Resolve experimental properties on stable APIs in generated model POJOs
  (#​8654)
• Declarative config: Fix inverted scope_info_enabled and target_info_enabled flags in the
  Prometheus component provider
  (#​8750)
• Declarative config: Support output_stream in otlp_file/development
  (#​8676)
• Incubator: Add toString to ComposableAnnotatingSampler
  (#​8645)

Project tooling

• Remediate zizmor findings in GitHub Actions workflows
  (#​8592)

v1.65.0

NOTE: The opentelemetry-exporter-zipkin artifact has stopped being published. It was
deprecated in a prior release. Users should migrate to OTLP or use a Zipkin-compatible collector
exporter.

API

• Ignore empty baggage keys in ImmutableBaggage.put
  (#​8658)
• Use NumberFormatException in baggage decoder
  (#​8593)
• Fix TraceStateBuilder.remove corrupting the builder when the same key is removed twice
  (#​8613)

Incubating

• Add bound instrument APIs (BoundLongCounter, BoundDoubleCounter, BoundLongHistogram,
  BoundDoubleHistogram, BoundLongUpDownCounter, BoundDoubleUpDownCounter, BoundLongGauge,
  BoundDoubleGauge) to the incubator metrics API
  (#​8527)

Extensions

• Trace propagators: Fix JaegerPropagator baggage header key case sensitivity
  (#​8496)
• Trace propagators: Do not overwrite existing baggage with empty baggage in JaegerPropagator
  (#​8632)
• Trace propagators: Skip empty baggage keys in OtTracePropagator extract
  (#​8631)
• Trace propagators: Stop parsing a jaeger-baggage header after 64 tokens, including malformed
  tokens (#​8702)

SDK

• Update SDK attributes implementation (AttributesMap) to enforce last-value-win semantics based
  on string value of AttributeKey.getKey()
  (#​8548)

Traces

• Add Sampler shutdown lifecycle: Sampler now extends Closeable and exposes a default
  shutdown() invoked when the SdkTracerProvider is shut down; JaegerRemoteSampler implements
  it to stop its polling executor
  (#​8574)

Metrics

• Gate PeriodicMetricReader self-observability metrics by internal telemetry version
  (#​8597)
• Record error.type on failed collections in PeriodicMetricReader
  (#​8650)
• Testing: Fix LongExemplarAssert.hasFilteredAttributesSatisfyingExactly to enforce exact
  attribute matching
  (#​8518)

Logs

• Fix ReadWriteLogRecord default getObservedTimestampEpochNanos returning the record timestamp
  (#​8504)

Profiles

• Fix profiles data model attribute count parameter name and timestamp doc unit
  (#​8514)

Exporters

• WARNING Zipkin: Delete opentelemetry-exporter-zipkin; the artifact is no longer published
  (#​8677)
• OTLP: Use HTTP error response bodies in HttpExporter warning logs
  (#​8428)
• OTLP: Fix OkHttpHttpSender mTLS when using the platform default trust store
  (#​8565)
• OTLP: Fix sign extension on LogRecord flags in the low-allocation log marshaler
  (#​8493)
• OTLP: Standardize OkHttpHttpSender, JdkHttpSender, and UpstreamGrpcSender shutdown to
  await executor/channel termination
  (#​8495,
  #​8627,
  #​8624)
• OTLP: Log the underlying except/ion when a gRPC response frame is invalid
  (#​8626)
• OTLP: Avoid the unsafe string encoder on Android
  (#​8637)
• Prometheus: Merge colliding Prometheus label values
  (#​8364)
• Prometheus: Fix PrometheusHttpServer.toBuilder() dropping the configured default handler
  (#​8619)
• Logging: Output event name in SystemOutLogRecordExporter
  (#​8609)
• Logging: Include aggregation temporality in LoggingMetricExporter toString
  (#​8623)

Extensions

• Autoconfigure: Avoid exposing configuration values in error messages
  (#​8669)
• Declarative config: Fix Jaeger sampler polling interval configuration
  (#​8668)
• Declarative config: Remove duplicate getStringList resolver in DeclarativeConfigPropertyUtil
  (#​8572)
• Declarative config: Replace jsonschema2pojo with a hand-rolled POJO generator
  (#​8600)
• Incubator: Restore compliance between composite samplers code and the spec
  (#​8450)

Shims

• DEPRECATION Deprecate the OpenCensus shim public API
  (#​8674)
• OpenCensus: Preserve OpenCensus status description when converting to OpenTelemetry
  (#​8511)
• OpenCensus: Add links to the OpenTelemetry span instead of logging a warning and dropping them
  (#​8635)
• OpenTracing: Return null from TracerShim extract when the carrier has no span context
  (#​8505)
• OpenTracing: Return the extracted SpanContext when it is sampled but invalid
  (#​8634)

Project tooling

• Pin japicmp baseline in version.gradle.kts
  (#​8591)
• Update contributing guide in response to feedback
  (#​8655)

v1.64.0

API

• Fix W3CBaggagePropagator to allow empty baggage values per W3C spec
  (#​8468)
• Fix baggage parsing for invalid percent-encoded members
  (#​8480)

Incubating

• BREAKING Remove deprecated InstrumentationConfigUtil.peerServiceMapping
  (#​8542)
• Fix EnvironmentGetter/EnvironmentSetter to not enumerate or normalize carrier entries, and
  normalize empty names consistently
  (#​8474,
  #​8481)

SDK

Traces

• Add BatchSpanProcessor.create(SpanExporter) convenience factory to mirror
  SimpleSpanProcessor.create(SpanExporter)
  (#​8564)
• Fix BatchSpanProcessor benchmark aux counters (exportedSpans/droppedSpans) always
  reporting zero
  (#​8539)

Metrics

• Fix PooledHashMap dropping live entries when an entry is removed during forEach
  (#​8499)
• Safely initialize exemplar reservoir storage in FixedSizeExemplarReservoir
  (#​8524)
• Use failExceptionally in PeriodicMetricReader when the exporter is busy
  (#​8525)
• Only set valuesRecorded in AggregatorHandle when false
  (#​8559)
• Use volatile instead of atomics in Double/LongLastValueAggregator
  (#​8560)
• Randomize per-thread recording order in metric benchmarks to avoid concurrency hotspots
  (#​8550)

Logs

• Fix BatchLogRecordProcessor worker thread being killed by non-runtime exceptions
  (#​8529)

Exporters

• BREAKING Prometheus: Drop deprecated PrometheusMetricReader constructors
  (#​8541)
• OTLP: Reject host-less endpoints in EndpointUtil.validateEndpoint
  (#​8489)
• OTLP: Replace Jackson OTLP JSON serialization with a hand-rolled implementation
  (#​8545)
• OTLP Profiles: Fix OtlpGrpcProfileExporter toString class name
  (#​8492)
• Prometheus: Add translation strategy support
  (#​8346)
• Prometheus: Fix serialization of array-valued scope and resource attributes to JSON strings
  (#​8497)

Extensions

• BREAKING Declarative config: Move experimental types to internal package
  (#​8530)
• Declarative config: Commit generated schema POJOs to git
  (#​8408)
• Declarative config: Update to opentelemetry-configuration v1.1.0
  (#​8451)
• Declarative config: Adjust POJO toString/hashCode/equals to match AutoValue semantics
  (#​8526)
• Declarative config: Add ref descriptions to generated model classes
  (#​8540)
• Declarative config: Emit consistent @JsonProperty annotations on generated models
  (#​8563)
• Declarative config: Remove duplicate resolver in DeclarativeConfigPropertyUtil
  (#​8579)

Project tooling

• Add configuration policy guidance
  (#​8429)
• Exclude certain GitHub Actions from running on forks
  (#​8466)
• Add guidance to prefer parameterized tests
  (#​8469)
• Make benchmark path configurable
  (#​8557)

v1.63.0

API

• Add missing setAttribute shortcuts to Span and LogRecordBuilder
  (#​8255)
• Promote InstrumentationUtil to public class in io.opentelemetry.api.impl package
  (#​8413)
• Fix index-out-of-bounds in StrictContextStorage
  (#​8294)

Incubating

• BREAKING Remove deprecated ExtendedAttributes and related code
  (#​8395)

SDK

Metrics

• Collect async exemplars when exemplar filter is always_on
  (#​8363)
• Move delta record/collect coordination from instrument to series level
  (#​8313)

Exporters

• Add noop() factory method to SpanExporter and LogRecordExporter
  (#​8435)
• BREAKING OTLP: Remove support for deprecated GrpcSenderProvider and HttpSenderProvider SPI
  property names (use io.opentelemetry.sdk.common.export.GrpcSenderProvider /
  io.opentelemetry.sdk.common.export.HttpSenderProvider instead)
  (#​8392)
• OTLP: Bound OkHttp sender dispatchers and surface rejections
  (#​8422)
• Prometheus: Limit exemplar label characters to conform to Prometheus limits
  (#​8362)
• Logging: Fix LoggingSpanExporter.flush() to preserve flush failures
  (#​8361)
• Zipkin: Make exporter self-contained by removing shared internal code dependencies
  (#​8413)

Extensions

• BREAKING Autoconfigure: Remove deprecated otel.experimental.config.file property
  (#​8393)
• BREAKING Incubator: Remove deprecated ViewConfig/ViewConfigCustomizer view file config mechanism
  (#​8394)
• Declarative config: Fix model package
  (#​8403)
• Declarative config: Fix Java module name to io.opentelemetry.sdk.autoconfigure.declarativeconfig
  (#​8452)

Shims

• Deprecate OpenTracing shim public API
  (#​8373)

Project tooling

• Finish adding OSGi support across all modules
  (#​8401,
  #​8417)
• Force io.zipkin.zipkin2:zipkin:3.6.1 to avoid problematic gson version
  (#​8430)

v1.62.0

API

Context

• Fix GHSA-rcgg-9c38-7xpx: Apply limits to baggage entries for W3CBaggagePropagator, OtTracePropagator, JaegerPropagator
  (#​8378)

SDK

Traces

• Avoid parentContext allocation on span start for the common case
  (#​8332)

Metrics

• Add setMaxExportBatchSize to PeriodicMetricReaderBuilder
  (#​8296)
• Fix PeriodicMetricReader shutdown race that could drop the final flush
  (#​8299)

Exporters

• BREAKING Prometheus: Change default server host from 0.0.0.0 to localhost
  (#​8298)
• BREAKING Prometheus: Stop converting unit "1" to "ratio"
  (#​8252)
• OTLP: Fix null input handling in StringEncoder
  (#​8312)
• OTLP: Align proto field types and wire tag names in marshalers
  (#​8293)
• OTLP: Fix MarshalerUtil sizeRepeatedString calculation
  (#​8284)
• OTLP: Bound JdkHttpSender thread pool size to prevent unbounded thread creation
  (#​8276)
• OTLP Profiles: Split profiles data model into separate sdk-profiles and JFR shim modules
  (#​8207)
• OTLP Profiles: Publish alpha release of opentelemetry-sdk-profiles and
  opentelemetry-exporter-otlp-profiles
  (#​8351)

Extensions

• BREAKING Declarative config: Extract to new opentelemetry-sdk-extension-declarative-config
  artifact with new package io.opentelemetry.sdk.autoconfigure.declarativeconfig
  (#​8265)
• Autoconfigure: Add file size validation in OtlpConfigUtil to avoid unsafe cast to int
  (#​8287)
• Declarative config: Fix collection fields to not be initialized to empty by default
  (#​8356)
• Incubator: Add EventToSpanEventBridge to bridge log-based events to span events
  (#​8372)

Testing

• Add @Nullable to equalTo value argument in OpenTelemetryAssertions
  (#​8301)
• Add hasValueSatisfying to LongPointAssert and DoublePointAssert for fuzzy value matching
  (#​8328)
• Add containsPointsSatisfying to metric data asserts for "each given assertion must be
  satisfied by at least one point, extras allowed" checks on sum, gauge, histogram, exponential
  histogram, and summary data
  (#​8329)

Project tooling

• Add initial OSGi support
  (#​7964)
• Promote ApiUsageLogger to opentelemetry-common public API
  (#​8318)
• Establish exception logging guidelines and fix inconsistent patterns across exporters and SDK
  (#​8231)
• Add *.impl.* package naming convention for internal code with japicmp compatibility
  (#​8325)
• Add Sonatype dependency audit to build
  (#​8365)

v1.61.0

API

• Stabilize isEnabled() on Tracer, Logger, and metric instruments
  (#​8200)

Incubating

• BREAKING Update EnvironmentGetter and EnvironmentSetter key normalization to reflect spec
  changes
  (#​8233)

SDK

Traces

• Retain propagated context when generating random trace IDs
  (#​8263)
• Add rate-limited warning log when BatchSpanProcessor drops spans
  (#​8167)

Metrics

• Track series start time per aggregator rather than at SdkMeterProvider creation time
  (#​8180)
• Capture context class loader during async callback registration
  (#​8091)
• Make include/exclude work correctly with empty (but non-null) lists
  (#​8185)

Logs

• Fix condition for recording successful log processing metrics
  (#​8226)

Exporters

• OTLP: add configurable bounds to response body reading
  (#​8224, #​8277)
• OTLP: only throw invalid response exception when gRPC response size < 5 bytes
  (#​8194)
• OTLP: remove duplicate FINEST-level error logging in gRPC exporter
  (#​8216)
• OTLP Profiles: clean up profile signal exporters for consistency
  (#​8172)

Extensions

• BREAKING Autoconfigure: remove deprecated ComponentLoader class (use
  io.opentelemetry.common.ComponentLoader instead)
  (#​8243)
• Declarative config: fix DeclarativeConfigProperties javadoc to not throw exceptions
  (#​8079)
• Declarative config: resource attribute filtering should include attributes by default
  (#​8177)
• Declarative config: enforce IncludedExcludeModel .included and .excluded are not empty
  (#​8266)
• Autoconfigure: restructure SDK incubator to not depend on autoconfigure internals
  (#​8242)

Project tooling

• Disable Gradle build cache on releases to mitigate supply chain risk
  (#​8254)

v1.60.1

Compare Source

SDK

Extensions

• Autoconfigure: fix warning always emitted
  (#​8157)

v1.60.0

Compare Source

API

• Support W3C trace context random flag
  (#​8012)
• Clarify that SpanBuilder.setAttribute allows null values
  (#​8072)

Incubating

• Implement environment variable context propagation carriers
  (#​8074)
• Deprecate ExtendedAttributes, ExtendedAttributeKey, ExtendedAttributeType,
  ExtendedAttributesBuilder
  (#​8060)
• Deprecate peerServiceMapping accessor from InstrumentationConfigUtil
  (#​8088)

SDK

Traces

• Disable warning when using TraceIdRatioBasedSampler as root sampler
  (#​8065)
• User-supplied attributes take precedence over exception-derived attributes
  (#​7993)
• Exclude META-INF/maven from traces SDK shaded dependencies
  (#​8096)
• Fix inverted condition in LegacySpanProcessorInstrumentation#finishSpans
  (#​8145)

Metrics

• Split out cumulative vs. delta storage
  (#​8015)
• Add metrics for PeriodicMetricReader
  (#​8038)
• Allow configuring min/max in histograms
  (#​8095)
• Remove deprecated otel.experimental.metrics.cardinality.limit property
  (#​8124)
• BREAKING bug fix: GlobUtil and IncludePatternMatching, used in views and declarative
  config matching, previously were inconsistent in case sensitivity. If a glob char (* or ?) was
  present, it was evaluated with case sensitivity. If no glob chars were present, it was evaluated
  with case insensitivity. Now, all are consistently evaluated with case sensitivity.
  (#​8152)

Logs

• Stabilize LogRecordBuilder.setException
  (#​8089)
• Clarify setTimestamp javadoc for event timestamp behavior
  (#​8104)

Exporters

• OTLP: Fix marshaling for empty string attributes
  (#​8014)
• Prometheus: Update Prometheus client to 1.5.0
  (#​8080)
• OTLP: Serialize exponential histogram sum as optional double
  (#​8107)
• OTLP: Use KeyManagerFactory.getDefaultAlgorithm() in TlsUtil.keyManager()
  (#​8122)
• OTLP: Ensure proto serializer idCache is cleared when exception is thrown
  (#​8147)

Extensions

• Autoconfigure: Decode plus sign in resource attributes
  (#​8059)
• Declarative config: update to 1.0 schema
  (#​8123)
• Declarative config: add support for setting schema URL
  (#​8028)
• Declarative config: add version mismatch warning
  (#​8069)
• Declarative config: cache component providers in DeclarativeConfigContext
  (#​8070)
• Declarative config: add system property substitution
  (#​8073)
• Declarative config: add exporter customizers
  (#​8081)
• Declarative config: add support for setting internal telemetry version
  (#​8045)
• Deprecate View File Configuration mechanism
  (#​8133)
• Autoconfigure: add property to allow autoconfiguration of SDK telemetry version
  (#​8037)
• Jaeger remote sampler: refactor to leverage senders
  (#​8046)
• Declarative config: document ObjectMapper config
  (#​8075)
• Declarative config: Remove unchecked warning
  (#​8090)

Project tooling

• Add architecture test to detect usage of shared internal code
  (#​6978)
• Replace Xlint deprecation check with custom error-prone check
  (#​8061)
• Enable error-prone's UnnecessarilyFullyQualified check
  (#​8078)
• Small refactoring to make safety clearer
  (#​8083)
• Rework span record benchmark and publish results
  (#​8031)
• Add LogRecordBenchmark
  (#​8106,
  #​8117)

v1.59.0

Compare Source

API

• Stabilize complex attributes
  (#​7973)
• Limit init valid hex array to range that can be true
  (#​7809)

Extensions

• Trace propagators: Deprecate OtTracePropagator
  (#​8020)
• Trace propagators: Deprecate JaegerPropagator
  (#​8019)

SDK

• Move io.opentelemetry.sdk.internal to io.opentelemetry.sdk.common.internal
  (#​8003)
• Always return ExtendedOpenTelemetry when incubator is available
  (#​7991)

Traces

• Fix memory leak in SdkSpan#spanEndingThread
  (#​7984)

Metrics

• Rework and publish metric benchmarks
  (#​8000)
• Update LongLastValueAggregator algo to avoid allocations
  (#​8017)

Testing

• Fix OTel JUnit5 Extension cleanup when using Nested test classes
  (#​7999)
• Add assertion support for Span hasException(null)
  (#​8033)

Exporters

• DEPRECATION: opentelemetry-exporter-zipkin is now deprecated with the
  last release planned for 1.65.0 (August 2026)
  (#​7974)
• Refactor http, grpc senders and promote to public API
  (#​7782)

Extensions

• Jaeger remote sampler: Remove unused code
  (#​7970)
• Incubator: Add AlwaysRecordSampler
  (#​7877)

Project tooling

• Align generate release contributors
  (#​8023)

v1.58.0

Compare Source

API

Incubator

• Delete GlobalConfigProvider in favor of access via ExtendedOpenTelemetry
  (#​7914)
• Add DeclarativeConfigProperties#get method
  (#​7923)
• Update ConfigProvider#getInstrumentationConfig response to be non-null
  (#​7954)
• Add declarative config utility methods for common operations
  (#​7927)

SDK

Traces

• Implement SDK metrics for trace
  (#​7895,
  #​7930)
• Emit warning when TraceIdRatioBasedSampler is used as child sampler
  (#​7937)

Logs

• Implement SDK metrics for logs
  (#​7931)

Exporters

• Prom exporter update
  (#​7934)

Extensions

• Declarative config: update to opentelemetry-configuration 1.0.0-rc.3
  (#​7861)
• Declarative config: update jaeger remote sampler to require endpoint, initial_sampler
  (#​7943)
• Declarative config: add support for view unit
  (#​7942)
• Declarative config: add support for new logger config minimum_severity and trace_based properties
  (#​7940)
• Declarative config: add support for composable parent threshold sampler
  (#​7941)
• Declarative config: improve pattern for validating and loading SDK extension plugins
  (#​7947)

Project tooling

• Use develocity build cache in PRs and local builds
  (#​7906)
• Configure japicmp classpath to avoid false positives
  (#​7945)

v1.57.0

Compare Source

API

• Add GlobalOpenTelemetry#getOrNoop, #isSet. Update #get to always returns obfuscated instance
  (#​7819)

Incubating

• Logs: Complex attributes incubating implementation
  (#​7814)

SDK

Logs

• Add minimum severity and trace-based logger configuration (incubating API)
  (#​7529)

Exporters

• OTLP: VarHandle string encoder
  (#​7701)
• OTLP: Fix OkHttpGrpcSender to properly await executor shutdown
  (#​7840)
• OTLP: avoid auto-config warning
  (#​7881)
• OTLP: update error message for missing GrpcSenderProvider dependency
  (#​7884)

Extensions

• Declarative config: add runtime hints for graal VM
  (#​7866)
• Declarative config: add missing warning about discarded value
  (#​7821)

Project tooling

• Update macos version to latest and switch to corretto for testing
  (#​7841)
• Sync Java worflows: Allow re-running prepare release branch workflow
  (#​7845)
• Simplify and standardize renovate custom managers across Java repos
  (#​7846)
• Remove misspell workflow
  (#​7852)
• Fix link checks on main
  (#​7867)
• Add zeitlinger as approver
  (#​7868)
• Move snapshot publishing to daily build
  (#​7886)

v1.56.0

Compare Source

API

Incubator

• Support ExtendedOpenTelemetry in GlobalOpenTelemetry
  (#​7799)

SDK

• Changes to MeterConfig, LoggerConfig, TracerConfig are guaranteed to be eventually visible
  (#​7706)

Metrics

• Stabilize ExemplarFilter
  (#​7768)
• Type specific exemplar reservoirs
  (#​7758)

Extensions

• SDK incubator: Add incubator ComposableRuleBasedSampler
  (#​7787)
• SDK incubator: Add incubator ComposableAnnotatingSampler
  (#​7804)
• SDK incubator: Rename ComposableTraceIdRatioBased to ComposableProbability
  (#​7786)
• Declarative config: BREAKING Remove component provider generic type
  (#​7606)
• Declarative config: Add declarative config support for ExemplarFilter
  (#​7769)
• Declarative config: Fix a few declarative configuration bugs
  (#​7807)

Project tooling

• Move to oracle bare metal benchmark runner
  (#​7740)
• Enable Develocity build scans
  (#​7776)
• Document GPG signing key
  (#​7783)
• Update build to use java 21
  (#​7784)
• Sync repository-settings.md documentation
  (#​7791)
• Fix gradle deprecation warning
  (#​7780)
• Small alignments of workflows across the 6 Java repos
  (#​7806)
• Implement min java version gradle tooling from instrumentation repo
  (#​7801)

v1.55.0

Compare Source

API

Common

• Improve GraalVM native image compatibility
  (#​7160)

Traces

• Fix TraceState key validation limits to match W3C specification
  (#​7575)

Incubator

• Add ExtendedOpenTelemetry API
  (#​7496)
• Add incubator implementation of composite sampling specification
  (#​7626)

SDK

Traces

• Proactively avoid Unsafe on Java 23+ to avoid triggering JVM warning message
  (#​7691)

Metrics

• Add setMeterConfigurator() support to MeterProvider (incubating API)
  (#​7346)

Exporters

• OTLP: Configure metric exporter to use SDK's MeterProvider for internal metrics
  (#​7541)
• OTLP: Suppress logging of InterruptedException from managed OkHttp threads
  (#​7565)
• OTLP: Update dependency from okhttp-jvm back to okhttp for Gradle users,
  preserving okhttp-jvm for Maven users
  (#​7681)
• Prometheus: Remove separate otel_scope_info metric and always add scope labels to data points
  (#​7398)
• Prometheus: Update exporter dependencies to use protobuf-free formats
  (#​7664)

Profiling

• Update profiles exporter to support proto v1.8.0-alpha changes
  (#​7638)
• Add abstractions to assist with dictionary table assembly
  (#​7717)
• Add abstractions to assist with sample composition
  (#​7727)

Extensions

• Autoconfigure: Improve exception logging when running in Maven
  (#​7336)
• Declarative configuration: Return Resource
  (#​7639)
• Declarative configuration: Invoke auto-configure listeners
  (#​7654)
• Declarative configuration: Add logging when incompatible types are found
  (#​7693)

Shims

OpenTracing Shim

• Improve log levels in error scenarios
  (#​6832)

Project tooling

• Respect testJavaVersion property when running JMH benchmarks
  (#​7697)

v1.54.1

Compare Source

SDK

Exporters

• Prometheus: Fix regression in protobuf format export
  (#​7664)

v1.54.0

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API

Baggage

• Fix guard against ArrayIndexOutOfBoundsException in BaggageCodec
  (#​7239)

SDK

Metrics

• Fix MetricData.getDoubleSumData() ClassCastException with custom implementations
  (#​7597)

Exporters

• Fix HttpExporterBuilder.copy() and GrpcExporterBuilder.copy() to preserve component loader
  (#​7596)

Extensions

• Autoconfigure: Remove support for old EnvironmentResourceProvider package name
  (#​7622)
• Declarative config: Add DeclarativeConfigurationProvider SPI
  (#​7472)
• Declarative config: Pass meter provider to avoid using the global OpenTelemetry instance
  (#​7475)

Project tooling

• Update to Gradle v9
  (#​7590)

v1.53.0

Compare Source

SDK

• File based config will log the wrong file format, when applicable.
  (#​7498)

Exporters

• Change okhttp dependency to okhttp-jvm, which fixes missing class failures in
  transitive dependencies.
  (#​7517)

v1.52.0

Compare Source

API

Common

• Promote ComponentLoader to new opentelemetry-common artifact,
  standardize SPI loading
  ([#​7446](https://redirect.github.c

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