SDK: Remove Javadocs since tags (for pre 1.0 release) (#1650)

* Add since for SDK (corresponding to the version in API)

* Add since based on release branches

* Remove all since tags in SDK

sdk/all/src/main/java/io/opentelemetry/sdk/OpenTelemetrySdk.java

@@ -38,7 +38,6 @@ public final class OpenTelemetrySdk {
    * Returns a {@link TracerSdkProvider}.
    *
    * @return TracerProvider returned by {@link OpenTelemetry#getTracerProvider()}.
-   * @since 0.1.0
    */
   public static TracerSdkProvider getTracerProvider() {
     return (TracerSdkProvider) ((Obfuscated<?>) OpenTelemetry.getTracerProvider()).unobfuscate();
@@ -48,7 +47,6 @@ public final class OpenTelemetrySdk {
    * Returns a {@link MeterSdkProvider}.
    *
    * @return MeterProvider returned by {@link OpenTelemetry#getMeterProvider()}.
-   * @since 0.1.0
    */
   public static MeterSdkProvider getMeterProvider() {
     return (MeterSdkProvider) OpenTelemetry.getMeterProvider();
@@ -58,7 +56,6 @@ public final class OpenTelemetrySdk {
    * Returns a {@link CorrelationContextManagerSdk}.
    *
    * @return context manager returned by {@link OpenTelemetry#getCorrelationContextManager()}.
-   * @since 0.1.0
    */
   public static CorrelationContextManagerSdk getCorrelationContextManager() {
     return (CorrelationContextManagerSdk) OpenTelemetry.getCorrelationContextManager();

sdk/common/src/main/java/io/opentelemetry/sdk/common/Clock.java

@@ -16,17 +16,12 @@
 
 package io.opentelemetry.sdk.common;
 
-/**
+/** Interface for getting the current time. */
- * Interface for getting the current time.
- *
- * @since 0.1.0
- */
 public interface Clock {
   /**
    * Obtains the current epoch timestamp in nanos from this clock.
    *
    * @return the current epoch timestamp in nanos.
-   * @since 0.1.0
    */
   long now();
 
@@ -36,7 +31,6 @@ public interface Clock {
    *
    * @return a time measurement with nanosecond precision that can only be used to calculate elapsed
    *     time.
-   * @since 0.1.0
    */
   long nanoTime();
 }

sdk/common/src/main/java/io/opentelemetry/sdk/internal/TestClock.java

@@ -21,11 +21,7 @@ import java.util.concurrent.TimeUnit;
 import javax.annotation.concurrent.GuardedBy;
 import javax.annotation.concurrent.ThreadSafe;
 
-/**
+/** A mutable {@link Clock} that allows the time to be set for testing. */
- * A mutable {@link Clock} that allows the time to be set for testing.
- *
- * @since 0.1.0
- */
 @ThreadSafe
 public class TestClock implements Clock {
 
@@ -40,7 +36,6 @@ public class TestClock implements Clock {
    * Creates a clock initialized to a constant non-zero time.
    *
    * @return a clock initialized to a constant non-zero time.
-   * @since 0.1.0
    */
   public static TestClock create() {
     // Set Time to Tuesday, May 7, 2019 12:00:00 AM GMT-07:00 DST
@@ -52,7 +47,6 @@ public class TestClock implements Clock {
    *
    * @param epochNanos the initial time in nanos since epoch.
    * @return a new {@code TestClock} with the given time.
-   * @since 0.1.0
    */
   public static TestClock create(long epochNanos) {
     return new TestClock(epochNanos);
@@ -62,7 +56,6 @@ public class TestClock implements Clock {
    * Sets the time.
    *
    * @param epochNanos the new time.
-   * @since 0.1.0
    */
   public synchronized void setTime(long epochNanos) {
     currentEpochNanos = epochNanos;
@@ -72,7 +65,6 @@ public class TestClock implements Clock {
    * Advances the time by millis and mutates this instance.
    *
    * @param millis the increase in time.
-   * @since 0.1.0
    */
   public synchronized void advanceMillis(long millis) {
     long nanos = TimeUnit.MILLISECONDS.toNanos(millis);
@@ -83,7 +75,6 @@ public class TestClock implements Clock {
    * Advances the time by nanos and mutates this instance.
    *
    * @param nanos the increase in time.
-   * @since 0.1.0
    */
   public synchronized void advanceNanos(long nanos) {
     currentEpochNanos += nanos;

sdk/common/src/main/java/io/opentelemetry/sdk/resources/EnvAutodetectResource.java

@@ -26,8 +26,6 @@ import javax.annotation.concurrent.ThreadSafe;
 /**
  * Provides a framework for detection of resource information from the environment variable
  * "OTEL_RESOURCE_ATTRIBUTES" and system properties "otel.resource.attributes".
- *
- * @since 0.1.0
  */
 @ThreadSafe
 final class EnvAutodetectResource {

sdk/common/src/main/java/io/opentelemetry/sdk/resources/Resource.java

@@ -33,8 +33,6 @@ import javax.annotation.concurrent.Immutable;
 /**
  * {@link Resource} represents a resource, which capture identifying information about the entities
  * for which signals (stats or traces) are reported.
- *
- * @since 0.1.0
  */
 @Immutable
 @AutoValue
@@ -96,7 +94,6 @@ public abstract class Resource {
    * Returns an empty {@link Resource}.
    *
    * @return an empty {@code Resource}.
-   * @since 0.1.0
    */
   public static Resource getEmpty() {
     return EMPTY;
@@ -106,7 +103,6 @@ public abstract class Resource {
    * Returns the telemetry sdk {@link Resource}.
    *
    * @return a {@code Resource} with telemetry sdk attributes.
-   * @since 0.6.0
    */
   public static Resource getTelemetrySdk() {
     return TELEMETRY_SDK;
@@ -116,7 +112,6 @@ public abstract class Resource {
    * Returns a map of attributes that describe the resource.
    *
    * @return a map of attributes.
-   * @since 0.1.0
    */
   public abstract ReadableAttributes getAttributes();
 
@@ -132,7 +127,6 @@ public abstract class Resource {
    * @throws NullPointerException if {@code attributes} is null.
    * @throws IllegalArgumentException if attribute key or attribute value is not a valid printable
    *     ASCII string or exceed {@link #MAX_LENGTH} characters.
-   * @since 0.1.0
    */
   public static Resource create(Attributes attributes) {
     checkAttributes(Objects.requireNonNull(attributes, "attributes"));
@@ -155,7 +149,6 @@ public abstract class Resource {
    *
    * @param other the {@code Resource} that will be merged with {@code this}.
    * @return the newly merged {@code Resource}.
-   * @since 0.1.0
    */
   public Resource merge(@Nullable Resource other) {
     if (other == null) {

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

@@ -22,12 +22,13 @@ import java.util.Collections;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
 
-// Basic registry class for metrics instruments. The current implementation allows instruments to be
+/**
-// registered only once for a given name.
+ * Basic registry class for metrics instruments. The current implementation allows instruments to be
-//
+ * registered only once for a given name.
-// TODO: Discuss what is the right behavior when an already registered Instrument with the same name
+ *
-//  is present.
+ * <p>TODO: Discuss what is the right behavior when an already registered Instrument with the same
-// TODO: Decide what is the identifier for an Instrument? Only name?
+ * name is present. TODO: Decide what is the identifier for an Instrument? Only name?
+ */
 final class InstrumentRegistry {
   private final ConcurrentMap<String, AbstractInstrument> registry = new ConcurrentHashMap<>();
 

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

@@ -87,8 +87,6 @@ public final class MeterSdkProvider implements MeterProvider {
   /**
    * Builder class for the {@link MeterSdkProvider}. Has fully functional default implementations of
    * all three required interfaces.
-   *
-   * @since 0.4.0
    */
   public static final class Builder {
 

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/data/MetricData.java

@@ -26,8 +26,6 @@ import javax.annotation.concurrent.Immutable;
 
 /**
  * A {@link MetricData} represents the data exported as part of aggregating one {@code Instrument}.
- *
- * @since 0.1.0
  */
 @Immutable
 @AutoValue
@@ -38,7 +36,6 @@ public abstract class MetricData {
    * Returns the {@link Descriptor} of this metric.
    *
    * @return the {@code Descriptor} of this metric.
-   * @since 0.1.0
    */
   public abstract Descriptor getDescriptor();
 
@@ -46,7 +43,6 @@ public abstract class MetricData {
    * Returns the resource of this {@code MetricData}.
    *
    * @return the resource of this {@code MetricData}.
-   * @since 0.1.0
    */
   public abstract Resource getResource();
 
@@ -65,7 +61,6 @@ public abstract class MetricData {
    * is determined by the {@link Descriptor.Type}.
    *
    * @return the data {@link Point}s for this metric, or empty {@code Collection} if no points.
-   * @since 0.3.0
    */
   public abstract Collection<Point> getPoints();
 
@@ -86,7 +81,6 @@ public abstract class MetricData {
      * the metric was created or an aggregation was enabled.
      *
      * @return the start epoch timestamp in nanos.
-     * @since 0.3.0
      */
     public abstract long getStartEpochNanos();
 
@@ -95,7 +89,6 @@ public abstract class MetricData {
      * moment when {@code Instrument.getData()} was called.
      *
      * @return the epoch timestamp in nanos.
-     * @since 0.3.0
      */
     public abstract long getEpochNanos();
 
@@ -221,50 +214,26 @@ public abstract class MetricData {
     }
   }
 
-  /**
+  /** {@link Descriptor} defines metadata about the {@code MetricData} type and its schema. */
-   * {@link Descriptor} defines metadata about the {@code MetricData} type and its schema.
-   *
-   * @since 0.1.0
-   */
   @Immutable
   @AutoValue
   public abstract static class Descriptor {
 
     Descriptor() {}
 
-    /**
+    /** The kind of metric. It describes how the data is reported. */
-     * The kind of metric. It describes how the data is reported.
-     *
-     * @since 0.1.0
-     */
     public enum Type {
 
-      /**
+      /** An instantaneous measurement of a long (int64) value. Reports {@link LongPoint} points. */
-       * An instantaneous measurement of a long (int64) value. Reports {@link LongPoint} points.
-       *
-       * @since 0.1.0
-       */
       NON_MONOTONIC_LONG,
 
-      /**
+      /** An instantaneous measurement of a double value. Reports {@link DoublePoint} points. */
-       * An instantaneous measurement of a double value. Reports {@link DoublePoint} points.
-       *
-       * @since 0.1.0
-       */
       NON_MONOTONIC_DOUBLE,
 
-      /**
+      /** An cumulative measurement of an long (int64) value. Reports {@link LongPoint} points. */
-       * An cumulative measurement of an long (int64) value. Reports {@link LongPoint} points.
-       *
-       * @since 0.1.0
-       */
       MONOTONIC_LONG,
 
-      /**
+      /** An cumulative measurement of a double value. Reports {@link DoublePoint} points. */
-       * An cumulative measurement of a double value. Reports {@link DoublePoint} points.
-       *
-       * @since 0.1.0
-       */
       MONOTONIC_DOUBLE,
 
       /**
@@ -279,7 +248,6 @@ public abstract class MetricData {
      * Returns the metric descriptor name.
      *
      * @return the metric descriptor name.
-     * @since 0.1.0
      */
     public abstract String getName();
 
@@ -287,7 +255,6 @@ public abstract class MetricData {
      * Returns the description of this metric descriptor.
      *
      * @return the description of this metric descriptor.
-     * @since 0.1.0
      */
     public abstract String getDescription();
 
@@ -295,7 +262,6 @@ public abstract class MetricData {
      * Returns the unit of this metric descriptor.
      *
      * @return the unit of this metric descriptor.
-     * @since 0.1.0
      */
     public abstract String getUnit();
 
@@ -303,7 +269,6 @@ public abstract class MetricData {
      * Returns the type of this metric descriptor.
      *
      * @return the type of this metric descriptor.
-     * @since 0.1.0
      */
     public abstract Type getType();
 
@@ -311,7 +276,6 @@ public abstract class MetricData {
      * Returns the constant labels associated with this metric descriptor.
      *
      * @return the constant labels associated with this metric descriptor.
-     * @since 0.1.0
      */
     public abstract Labels getConstantLabels();
 

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/export/IntervalMetricReader.java

@@ -55,8 +55,6 @@ import javax.annotation.concurrent.Immutable;
  * <ul>
  *   <li>{@code OTEL_IMR_EXPORT_INTERVAL}: sets the export interval between pushes to the exporter.
  * </ul>
- *
- * @since 0.3.0
  */
 public final class IntervalMetricReader {
   private static final Logger logger = Logger.getLogger(IntervalMetricReader.class.getName());
@@ -64,11 +62,7 @@ public final class IntervalMetricReader {
   private final Exporter exporter;
   private final ScheduledExecutorService scheduler;
 
-  /**
+  /** Stops the scheduled task and calls export one more time. */
-   * Stops the scheduled task and calls export one more time.
-   *
-   * @since 0.3.0
-   */
   public void shutdown() {
     scheduler.shutdown();
     try {
@@ -105,11 +99,7 @@ public final class IntervalMetricReader {
     return builder().readEnvironmentVariables().readSystemProperties();
   }
 
-  /**
+  /** Builder for {@link IntervalMetricReader}. */
-   * Builder for {@link IntervalMetricReader}.
-   *
-   * @since 0.3.0
-   */
   public static final class Builder extends ConfigBuilder<Builder> {
     private final InternalState.Builder optionsBuilder;
     private static final String KEY_EXPORT_INTERVAL = "otel.imr.export.interval";
@@ -123,7 +113,6 @@ public final class IntervalMetricReader {
      *
      * @param exportIntervalMillis the export interval between pushes to the exporter.
      * @return this.
-     * @since 0.3.0
      */
     public Builder setExportIntervalMillis(long exportIntervalMillis) {
       optionsBuilder.setExportIntervalMillis(exportIntervalMillis);
@@ -135,7 +124,6 @@ public final class IntervalMetricReader {
      *
      * @param metricExporter the {@link MetricExporter} to be called when export metrics.
      * @return this.
-     * @since 0.3.0
      */
     public Builder setMetricExporter(MetricExporter metricExporter) {
       optionsBuilder.setMetricExporter(metricExporter);
@@ -148,7 +136,6 @@ public final class IntervalMetricReader {
      * @param metricProducers a collection of {@link MetricProducer} from where the metrics should
      *     be read.
      * @return this.
-     * @since 0.3.0
      */
     public Builder setMetricProducers(Collection<MetricProducer> metricProducers) {
       optionsBuilder.setMetricProducers(metricProducers);
@@ -159,7 +146,6 @@ public final class IntervalMetricReader {
      * Builds a new {@link IntervalMetricReader} with current settings.
      *
      * @return a {@code IntervalMetricReader}.
-     * @since 0.3.0
      */
     public IntervalMetricReader build() {
       InternalState internalState = optionsBuilder.build();

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/export/MetricExporter.java

@@ -25,8 +25,6 @@ import java.util.Collection;
  * export metrics to the OpenTelemetry exporters.
  *
  * <p>All OpenTelemetry exporters should allow access to a {@code MetricExporter} instance.
- *
- * @since 0.1.0
  */
 public interface MetricExporter {
 

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/export/MetricProducer.java

@@ -26,8 +26,6 @@ import javax.annotation.concurrent.ThreadSafe;
  * #collectAllMetrics()} will return any metric generated since the last call was made.
  *
  * <p>Implementations must be thread-safe.
- *
- * @since 0.3.0
  */
 @ThreadSafe
 public interface MetricProducer {
@@ -36,7 +34,6 @@ public interface MetricProducer {
    * metrics that have been produced since the last time this method was called.
    *
    * @return a collection of produced {@link MetricData}s to be exported.
-   * @since 0.17
    */
   Collection<MetricData> collectAllMetrics();
 }

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

@@ -25,8 +25,6 @@ import javax.annotation.concurrent.Immutable;
 /**
  * {@link Aggregation} is the process of combining a certain set of recorded measurements for a
  * given {@code Instrument} into the equivalent {@code MetricData}.
- *
- * @since 0.1.0
  */
 @Immutable
 public interface Aggregation {

sdk/metrics/src/main/java/io/opentelemetry/sdk/metrics/view/Aggregations.java

@@ -35,7 +35,6 @@ public class Aggregations {
    * Returns an {@code Aggregation} that calculates sum of recorded measurements.
    *
    * @return an {@code Aggregation} that calculates sum of recorded measurements.
-   * @since 0.1.0
    */
   public static Aggregation sum() {
     return Sum.INSTANCE;
@@ -47,7 +46,6 @@ public class Aggregations {
    *
    * @return an {@code Aggregation} that calculates count of recorded measurements (the number of
    *     recorded * measurements).
-   * @since 0.1.0
    */
   public static Aggregation count() {
     return Count.INSTANCE;
@@ -61,7 +59,6 @@ public class Aggregations {
    *
    * @param bucketBoundaries bucket boundaries to use for distribution.
    * @return an {@code Aggregation} that calculates distribution stats on recorded measurements.
-   * @since 0.1.0
    */
   public static Aggregation distributionWithExplicitBounds(Double... bucketBoundaries) {
     return new Distribution(bucketBoundaries);
@@ -71,7 +68,6 @@ public class Aggregations {
    * Returns an {@code Aggregation} that calculates the last value of all recorded measurements.
    *
    * @return an {@code Aggregation} that calculates the last value of all recorded measurements.
-   * @since 0.1.0
    */
   public static Aggregation lastValue() {
     return LastValue.INSTANCE;
@@ -83,7 +79,6 @@ public class Aggregations {
    * value recorded and the minimum value recorded.
    *
    * @return an {@code Aggregation} that calculates a simple summary of all recorded measurements.
-   * @since 0.3.0
    */
   public static Aggregation minMaxSumCount() {
     return MinMaxSumCount.INSTANCE;

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/ReadableSpan.java

@@ -30,7 +30,6 @@ public interface ReadableSpan {
    * <p>Equivalent with {@link Span#getContext()}.
    *
    * @return the {@link SpanContext} of the {@code Span}.
-   * @since 0.1.0
    */
   SpanContext getSpanContext();
 
@@ -41,7 +40,6 @@ public interface ReadableSpan {
    * Span#updateName(String)} so this value cannot be cached.
    *
    * @return the name of the {@code Span}.
-   * @since 0.1.0
    */
   String getName();
 
@@ -49,7 +47,6 @@ public interface ReadableSpan {
    * This converts this instance into an immutable SpanData instance, for use in export.
    *
    * @return an immutable {@link SpanData} instance.
-   * @since 0.1.0
    */
   SpanData toSpanData();
 
@@ -66,7 +63,6 @@ public interface ReadableSpan {
    * Returns whether this Span has already been ended.
    *
    * @return {@code true} if the span has already been ended, {@code false} if not.
-   * @since 0.4.0
    */
   boolean hasEnded();
 
@@ -75,7 +71,6 @@ public interface ReadableSpan {
    * time.
    *
    * @return the latency of the {@code Span} in nanos.
-   * @since 0.4.0
    */
   long getLatencyNanos();
 }

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/Sampler.java

@@ -27,11 +27,7 @@ import io.opentelemetry.trace.TraceId;
 import java.util.List;
 import javax.annotation.concurrent.ThreadSafe;
 
-/**
+/** Sampler is used to make decisions on {@link Span} sampling. */
- * Sampler is used to make decisions on {@link Span} sampling.
- *
- * @since 0.1.0
- */
 @ThreadSafe
 public interface Sampler {
   /**
@@ -46,7 +42,6 @@ public interface Sampler {
    * @param attributes list of {@link AttributeValue} with their keys.
    * @param parentLinks the parentLinks associated with the new {@code Span}.
    * @return sampling samplingResult whether span should be sampled or not.
-   * @since 0.1.0
    */
   SamplingResult shouldSample(
       SpanContext parentContext,
@@ -63,7 +58,6 @@ public interface Sampler {
    * <p>Example: "ProbabilitySampler{0.000100}"
    *
    * @return the description of this {@code Sampler}.
-   * @since 0.1.0
    */
   String getDescription();
 
@@ -77,8 +71,6 @@ public interface Sampler {
   /**
    * Sampling result returned by {@link Sampler#shouldSample(SpanContext, String, String, Kind,
    * ReadableAttributes, List)}.
-   *
-   * @since 0.1.0
    */
   interface SamplingResult {
 
@@ -86,7 +78,6 @@ public interface Sampler {
      * Return decision on whether a span should be recorded, recorded and sampled or not recorded.
      *
      * @return sampling result.
-     * @since 0.7.0
      */
     Decision getDecision();
 
@@ -96,7 +87,6 @@ public interface Sampler {
      * @return attributes added to span. These attributes should be added to the span only when
      *     {@linkplain #getDecision() the sampling decision} is {@link Decision#RECORD} or {@link
      *     Decision#RECORD_AND_SAMPLED}.
-     * @since 0.1.0
      */
     Attributes getAttributes();
   }

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/Samplers.java

@@ -35,11 +35,7 @@ import java.util.Objects;
 import javax.annotation.Nullable;
 import javax.annotation.concurrent.Immutable;
 
-/**
+/** Static class to access a set of pre-defined {@link Sampler Samplers}. */
- * Static class to access a set of pre-defined {@link Sampler Samplers}.
- *
- * @since 0.1.0
- */
 @Immutable
 public final class Samplers {
 
@@ -124,7 +120,6 @@ public final class Samplers {
    *
    * @return a {@code Sampler} that always makes a "yes" {@link SamplingResult} for {@code Span}
    *     sampling.
-   * @since 0.1.0
    */
   public static Sampler alwaysOn() {
     return AlwaysOnSampler.INSTANCE;
@@ -136,7 +131,6 @@ public final class Samplers {
    *
    * @return a {@code Sampler} that always makes a "no" {@link SamplingResult} for {@code Span}
    *     sampling.
-   * @since 0.1.0
    */
   public static Sampler alwaysOff() {
     return AlwaysOffSampler.INSTANCE;
@@ -151,7 +145,6 @@ public final class Samplers {
    *     not exist.
    * @return a {@code Sampler} that follows the parent's sampling decision if one exists, otherwise
    *     following the root sampler's decision.
-   * @since 0.7.0
    */
   public static Sampler parentBased(Sampler root) {
     return parentBasedBuilder(root).build();
@@ -164,7 +157,6 @@ public final class Samplers {
    * @param root the required {@code Sampler} which is used to make the sampling decisions if the
    *     parent does not exist.
    * @return a {@code ParentBased.Builder}
-   * @since 0.8.0
    */
   public static ParentBased.Builder parentBasedBuilder(Sampler root) {
     return new ParentBased.Builder(root);

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/TracerSdkProvider.java

@@ -132,8 +132,6 @@ public class TracerSdkProvider implements TracerProvider {
   /**
    * Builder class for the TracerSdkFactory. Has fully functional default implementations of all
    * three required interfaces.
-   *
-   * @since 0.4.0
    */
   public static class Builder {
 

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/config/TraceConfig.java

@@ -101,7 +101,6 @@ public abstract class TraceConfig {
    * Returns the default {@code TraceConfig}.
    *
    * @return the default {@code TraceConfig}.
-   * @since 0.1.0
    */
   public static TraceConfig getDefault() {
     return DEFAULT;

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/data/EventImpl.java

@@ -23,8 +23,6 @@ import javax.annotation.concurrent.Immutable;
 /**
  * An immutable timed event representation. Enhances the core {@link io.opentelemetry.trace.Event}
  * by adding the time at which the event occurred.
- *
- * @since 0.1.0
  */
 @Immutable
 @AutoValue
@@ -37,7 +35,6 @@ public abstract class EventImpl implements SpanData.Event {
    * @param name the name of the {@code Event}.
    * @param attributes the attributes of the {@code Event}.
    * @return a new immutable {@code Event<T>}
-   * @since 0.1.0
    */
   public static EventImpl create(long epochNanos, String name, Attributes attributes) {
     return new AutoValue_EventImpl(name, attributes, epochNanos, attributes.size());
@@ -51,7 +48,6 @@ public abstract class EventImpl implements SpanData.Event {
    * @param attributes the attributes of the {@code Event}.
    * @param totalAttributeCount the total number of attributes for this {@code} Event.
    * @return a new immutable {@code Event<T>}
-   * @since 0.1.0
    */
   public static EventImpl create(
       long epochNanos, String name, Attributes attributes, int totalAttributeCount) {

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/data/SpanData.java

@@ -31,8 +31,6 @@ import javax.annotation.concurrent.Immutable;
 
 /**
  * Immutable representation of all data collected by the {@link io.opentelemetry.trace.Span} class.
- *
- * @since 0.1.0
  */
 @Immutable
 public interface SpanData {
@@ -66,7 +64,6 @@ public interface SpanData {
    * returned will be invalid..
    *
    * @return the parent {@code SpanId} or an invalid SpanId if this is a root {@code Span}.
-   * @since 0.1.0
    */
   String getParentSpanId();
 
@@ -74,7 +71,6 @@ public interface SpanData {
    * Returns the resource of this {@code Span}.
    *
    * @return the resource of this {@code Span}.
-   * @since 0.1.0
    */
   Resource getResource();
 
@@ -90,7 +86,6 @@ public interface SpanData {
    * Returns the name of this {@code Span}.
    *
    * @return the name of this {@code Span}.
-   * @since 0.1.0
    */
   String getName();
 
@@ -98,7 +93,6 @@ public interface SpanData {
    * Returns the kind of this {@code Span}.
    *
    * @return the kind of this {@code Span}.
-   * @since 0.1.0
    */
   Kind getKind();
 
@@ -106,7 +100,6 @@ public interface SpanData {
    * Returns the start epoch timestamp in nanos of this {@code Span}.
    *
    * @return the start epoch timestamp in nanos of this {@code Span}.
-   * @since 0.1.0
    */
   long getStartEpochNanos();
 
@@ -114,7 +107,6 @@ public interface SpanData {
    * Returns the attributes recorded for this {@code Span}.
    *
    * @return the attributes recorded for this {@code Span}.
-   * @since 0.1.0
    */
   ReadableAttributes getAttributes();
 
@@ -122,7 +114,6 @@ public interface SpanData {
    * Returns the timed events recorded for this {@code Span}.
    *
    * @return the timed events recorded for this {@code Span}.
-   * @since 0.1.0
    */
   List<Event> getEvents();
 
@@ -130,7 +121,6 @@ public interface SpanData {
    * Returns links recorded for this {@code Span}.
    *
    * @return links recorded for this {@code Span}.
-   * @since 0.1.0
    */
   List<Link> getLinks();
 
@@ -138,7 +128,6 @@ public interface SpanData {
    * Returns the {@code Status}.
    *
    * @return the {@code Status}.
-   * @since 0.1.0
    */
   Status getStatus();
 
@@ -146,7 +135,6 @@ public interface SpanData {
    * Returns the end epoch timestamp in nanos of this {@code Span}.
    *
    * @return the end epoch timestamp in nanos of this {@code Span}.
-   * @since 0.1.0
    */
   long getEndEpochNanos();
 
@@ -156,7 +144,6 @@ public interface SpanData {
    *
    * @return {@code true} if the parent is on a different process. {@code false} if this is a root
    *     span.
-   * @since 0.3.0
    */
   boolean getHasRemoteParent();
 
@@ -164,7 +151,6 @@ public interface SpanData {
    * Returns whether this Span has already been ended.
    *
    * @return {@code true} if the span has already been ended, {@code false} if not.
-   * @since 0.4.0
    */
   boolean getHasEnded();
 
@@ -195,11 +181,7 @@ public interface SpanData {
    */
   int getTotalAttributeCount();
 
-  /**
+  /** An immutable implementation of {@link io.opentelemetry.trace.Link}. */
-   * An immutable implementation of {@link io.opentelemetry.trace.Link}.
-   *
-   * @since 0.1.0
-   */
   @Immutable
   @AutoValue
   abstract class Link implements io.opentelemetry.trace.Link {
@@ -212,7 +194,6 @@ public interface SpanData {
      *
      * @param spanContext the {@code SpanContext} of this {@code Link}.
      * @return a new immutable {@code Event<T>}
-     * @since 0.1.0
      */
     public static Link create(SpanContext spanContext) {
       return new AutoValue_SpanData_Link(
@@ -225,7 +206,6 @@ public interface SpanData {
      * @param spanContext the {@code SpanContext} of this {@code Link}.
      * @param attributes the attributes of this {@code Link}.
      * @return a new immutable {@code Event<T>}
-     * @since 0.1.0
      */
     public static Link create(SpanContext spanContext, Attributes attributes) {
       return new AutoValue_SpanData_Link(spanContext, attributes, attributes.size());
@@ -238,7 +218,6 @@ public interface SpanData {
      * @param attributes the attributes of this {@code Link}.
      * @param totalAttributeCount the total number of attributed for this {@code Link}.
      * @return a new immutable {@code Event<T>}
-     * @since 0.1.0
      */
     public static Link create(
         SpanContext spanContext, Attributes attributes, int totalAttributeCount) {
@@ -263,7 +242,6 @@ public interface SpanData {
      * Returns the epoch time in nanos of this event.
      *
      * @return the epoch time in nanos of this event.
-     * @since 0.1.0
      */
     long getEpochNanos();
 

sdk/tracing/src/main/java/io/opentelemetry/sdk/trace/spi/TracerProviderFactorySdk.java

@@ -22,6 +22,7 @@ import io.opentelemetry.trace.spi.TracerProviderFactory;
 
 /** SDK implementation of the TracerProviderFactory for SPI. */
 public final class TracerProviderFactorySdk implements TracerProviderFactory {
+
   @Override
   public TracerProvider create() {
     return TracerSdkProvider.builder().build();