Prepare for 1.60.0 release

CHANGELOG.md

@@ -2,6 +2,112 @@
 
 ## Unreleased
 
+### API
+
+* Support W3C trace context random flag
+  ([#8012](https://github.com/open-telemetry/opentelemetry-java/pull/8012))
+* Clarify that `SpanBuilder.setAttribute` allows null values
+  ([#8072](https://github.com/open-telemetry/opentelemetry-java/pull/8072))
+
+#### Incubating
+
+* Implement environment variable context propagation carriers
+  ([#8074](https://github.com/open-telemetry/opentelemetry-java/pull/8074))
+* Deprecate `ExtendedAttributes`, `ExtendedAttributeKey`, `ExtendedAttributeType`,
+  `ExtendedAttributesBuilder`
+  ([#8060](https://github.com/open-telemetry/opentelemetry-java/pull/8060))
+* Deprecate `peerServiceMapping` accessor from `InstrumentationConfigUtil`
+  ([#8088](https://github.com/open-telemetry/opentelemetry-java/pull/8088))
+
+### SDK
+
+#### Traces
+
+* Disable warning when using `TraceIdRatioBasedSampler` as root sampler
+  ([#8065](https://github.com/open-telemetry/opentelemetry-java/pull/8065))
+* User-supplied attributes take precedence over exception-derived attributes
+  ([#7993](https://github.com/open-telemetry/opentelemetry-java/pull/7993))
+* Exclude META-INF/maven from traces SDK shaded dependencies
+  ([#8096](https://github.com/open-telemetry/opentelemetry-java/pull/8096))
+* Fix inverted condition in LegacySpanProcessorInstrumentation#finishSpans
+  ([#8145](https://github.com/open-telemetry/opentelemetry-java/pull/8145))
+
+#### Metrics
+
+* Split out cumulative vs. delta storage
+  ([#8015](https://github.com/open-telemetry/opentelemetry-java/pull/8015))
+* Add metrics for `PeriodicMetricReader`
+  ([#8038](https://github.com/open-telemetry/opentelemetry-java/pull/8038))
+* Allow configuring min/max in histograms
+  ([#8095](https://github.com/open-telemetry/opentelemetry-java/pull/8095))
+* Remove deprecated `otel.experimental.metrics.cardinality.limit` property
+  ([#8124](https://github.com/open-telemetry/opentelemetry-java/pull/8124))
+
+#### Logs
+
+* Stabilize `LogRecordBuilder.setException`
+  ([#8089](https://github.com/open-telemetry/opentelemetry-java/pull/8089))
+* Clarify `setTimestamp` javadoc for event timestamp behavior
+  ([#8104](https://github.com/open-telemetry/opentelemetry-java/pull/8104))
+
+#### Exporters
+
+* OTLP: Fix marshaling for empty string attributes
+  ([#8014](https://github.com/open-telemetry/opentelemetry-java/pull/8014))
+* Prometheus: Update Prometheus client to 1.5.0
+  ([#8080](https://github.com/open-telemetry/opentelemetry-java/pull/8080))
+* OTLP: Serialize exponential histogram sum as optional double
+  ([#8107](https://github.com/open-telemetry/opentelemetry-java/pull/8107))
+* OTLP: Use `KeyManagerFactory.getDefaultAlgorithm()` in `TlsUtil.keyManager()`
+  ([#8122](https://github.com/open-telemetry/opentelemetry-java/pull/8122))
+* OTLP: Ensure proto serializer idCache is cleared when exception is thrown
+  ([#8147](https://github.com/open-telemetry/opentelemetry-java/pull/8147))
+
+#### Extensions
+
+* Autoconfigure: Decode plus sign in resource attributes
+  ([#8059](https://github.com/open-telemetry/opentelemetry-java/pull/8059))
+* Declarative config: update to 1.0 schema
+  ([#8123](https://github.com/open-telemetry/opentelemetry-java/pull/8123))
+* Declarative config: add support for setting schema URL
+  ([#8028](https://github.com/open-telemetry/opentelemetry-java/pull/8028))
+* Declarative config: add version mismatch warning
+  ([#8069](https://github.com/open-telemetry/opentelemetry-java/pull/8069))
+* Declarative config: cache component providers in `DeclarativeConfigContext`
+  ([#8070](https://github.com/open-telemetry/opentelemetry-java/pull/8070))
+* Declarative config: add system property substitution
+  ([#8073](https://github.com/open-telemetry/opentelemetry-java/pull/8073))
+* Declarative config: add exporter customizers
+  ([#8081](https://github.com/open-telemetry/opentelemetry-java/pull/8081))
+* Declarative config: add support for setting internal telemetry version
+  ([#8045](https://github.com/open-telemetry/opentelemetry-java/pull/8045))
+* Deprecate View File Configuration mechanism
+  ([#8133](https://github.com/open-telemetry/opentelemetry-java/pull/8133))
+* Autoconfigure: add property to allow autoconfiguration of SDK telemetry version
+  ([#8037](https://github.com/open-telemetry/opentelemetry-java/pull/8037))
+* Jaeger remote sampler: refactor to leverage senders
+  ([#8046](https://github.com/open-telemetry/opentelemetry-java/pull/8046))
+* Declarative config: document ObjectMapper config
+  ([#8075](https://github.com/open-telemetry/opentelemetry-java/pull/8075))
+* Declarative config: Remove unchecked warning
+  ([#8090](https://github.com/open-telemetry/opentelemetry-java/pull/8090))
+
+### Project tooling
+
+* Add architecture test to detect usage of shared internal code
+  ([#6978](https://github.com/open-telemetry/opentelemetry-java/pull/6978))
+* Replace Xlint deprecation check with custom error-prone check
+  ([#8061](https://github.com/open-telemetry/opentelemetry-java/pull/8061))
+* Enable error-prone's UnnecessarilyFullyQualified check
+  ([#8078](https://github.com/open-telemetry/opentelemetry-java/pull/8078))
+* Small refactoring to make safety clearer
+  ([#8083](https://github.com/open-telemetry/opentelemetry-java/pull/8083))
+* Rework span record benchmark and publish results
+  ([#8031](https://github.com/open-telemetry/opentelemetry-java/pull/8031))
+* Add `LogRecordBenchmark`
+  ([#8106](https://github.com/open-telemetry/opentelemetry-java/pull/8106),
+  [#8117](https://github.com/open-telemetry/opentelemetry-java/pull/8117))
+
 ## Version 1.59.0 (2026-02-06)
 
 ### API

api/all/src/main/java/io/opentelemetry/api/logs/LogRecordBuilder.java

@@ -211,6 +211,8 @@ default LogRecordBuilder setEventName(String eventName) {
   /**
    * Set {@code exception.type}, {@code exception.message}, and {@code exception.stacktrace}
    * attributes based on the {@code throwable}.
+   *
+   * @since 1.60.0
    */
   default LogRecordBuilder setException(Throwable throwable) {
     return this;

api/all/src/main/java/io/opentelemetry/api/trace/TraceFlags.java

@@ -83,6 +83,7 @@ static TraceFlags fromByte(byte traceFlagsByte) {
    *
    * @return {@code true} if the randomTraceId bit is on for this {@link TraceFlags}, otherwise
    *     {@code false}.
+   * @since 1.60.0
    */
   default boolean isTraceIdRandom() {
     return false;
@@ -102,7 +103,11 @@ default boolean isTraceIdRandom() {
    */
   byte asByte();
 
-  /** Returns an instance of {@link TraceFlagsBuilder} for {@link TraceFlags}. */
+  /**
+   * Returns an instance of {@link TraceFlagsBuilder} for {@link TraceFlags}.
+   *
+   * @since 1.60.0
+   */
   static TraceFlagsBuilder builder() {
     return ImmutableTraceFlags.DEFAULT;
   }

api/all/src/main/java/io/opentelemetry/api/trace/TraceFlagsBuilder.java

@@ -17,6 +17,8 @@
  *
  * <p>Implementation note: no new objects are created by the methods defined by this interface when
  * the default implementation, {@link ImmutableTraceFlags}, is used.
+ *
+ * @since 1.60.0
  */
 public interface TraceFlagsBuilder {
 

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/Aggregation.java

@@ -77,6 +77,7 @@ static Aggregation explicitBucketHistogram(List<Double> bucketBoundaries) {
    * Aggregates measurements into an explicit bucket {@link MetricDataType#HISTOGRAM}.
    *
    * @param options histogram options
+   * @since 1.60.0
    */
   static Aggregation explicitBucketHistogram(ExplicitBucketHistogramOptions options) {
     List<Double> boundaries = options.getBucketBoundaries();
@@ -122,6 +123,7 @@ static Aggregation base2ExponentialBucketHistogram(int maxBuckets, int maxScale)
    * Aggregates measurements into a base-2 {@link MetricDataType#EXPONENTIAL_HISTOGRAM}.
    *
    * @param options histogram options
+   * @since 1.60.0
    */
   static Aggregation base2ExponentialBucketHistogram(Base2ExponentialHistogramOptions options) {
     return Base2ExponentialHistogramAggregation.create(

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/Base2ExponentialHistogramOptions.java

@@ -14,6 +14,7 @@
  * Options for configuring base-2 exponential histogram aggregations.
  *
  * @see Aggregation#base2ExponentialBucketHistogram(Base2ExponentialHistogramOptions)
+ * @since 1.60.0
  */
 @AutoValue
 @Immutable
@@ -57,7 +58,11 @@ public static Builder builder() {
   /** Returns whether min and max values should be recorded. Defaults to {@code true}. */
   public abstract boolean getRecordMinMax();
 
-  /** Builder for {@link Base2ExponentialHistogramOptions}. */
+  /**
+   * Builder for {@link Base2ExponentialHistogramOptions}.
+   *
+   * @since 1.60.0
+   */
   @AutoValue.Builder
   public abstract static class Builder {
 

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/ExplicitBucketHistogramOptions.java

@@ -14,6 +14,7 @@
  * Options for configuring explicit bucket histogram aggregations.
  *
  * @see Aggregation#explicitBucketHistogram(ExplicitBucketHistogramOptions)
+ * @since 1.60.0
  */
 @AutoValue
 @Immutable
@@ -46,7 +47,11 @@ public static Builder builder() {
   /** Returns whether min and max values should be recorded. Defaults to {@code true}. */
   public abstract boolean getRecordMinMax();
 
-  /** Builder for {@link ExplicitBucketHistogramOptions}. */
+  /**
+   * Builder for {@link ExplicitBucketHistogramOptions}.
+   *
+   * @since 1.60.0
+   */
   @AutoValue.Builder
   public abstract static class Builder {
 

sdk/testing/src/main/java/io/opentelemetry/sdk/testing/assertj/LogRecordDataAssert.java

@@ -360,6 +360,8 @@ public <T> LogRecordDataAssert hasBodyField(AttributeKey<T> key, T value) {
   /**
    * Asserts the log has exception attributes for the given {@link Throwable}. The stack trace is
    * not matched against.
+   *
+   * @since 1.60.0
    */
   @SuppressWarnings("NullAway")
   public LogRecordDataAssert hasException(Throwable exception) {

sdk/trace/src/main/java/io/opentelemetry/sdk/trace/IdGenerator.java

@@ -46,6 +46,7 @@ static IdGenerator random() {
    * "https://www.w3.org/TR/trace-context-2/#random-trace-id-flag">Random TraceId flag</a>.
    *
    * @return true if the generated TraceIds are random
+   * @since 1.60.0
    */
   default boolean generatesRandomTraceIds() {
     return false;