Move defined tracing types to subpackage data

api/src/main/java/openconsensus/common/Function.java

@@ -16,7 +16,7 @@
 
 package openconsensus.common;
 
-import openconsensus.trace.AttributeValue;
+import openconsensus.trace.data.AttributeValue;
 
 /**
  * Used to specify matching functions for use encoding tagged unions (i.e. sum types) in Java. See

api/src/main/java/openconsensus/trace/BlankSpan.java

@@ -19,6 +19,11 @@ package openconsensus.trace;
 import java.util.Map;
 import javax.annotation.concurrent.Immutable;
 import openconsensus.internal.Utils;
+import openconsensus.trace.data.Annotation;
+import openconsensus.trace.data.AttributeValue;
+import openconsensus.trace.data.Link;
+import openconsensus.trace.data.MessageEvent;
+import openconsensus.trace.data.Status;
 
 /**
  * The {@code BlankSpan} is a singleton class, which is the default {@link Span} that is used when

api/src/main/java/openconsensus/trace/CurrentSpanUtils.java

@@ -20,6 +20,7 @@ import io.grpc.Context;
 import java.util.concurrent.Callable;
 import javax.annotation.Nullable;
 import openconsensus.common.Scope;
+import openconsensus.trace.data.Status;
 import openconsensus.trace.unsafe.ContextUtils;
 
 /** Util methods/functionality to interact with the {@link Span} in the {@link io.grpc.Context}. */

api/src/main/java/openconsensus/trace/EndSpanOptions.java

@@ -19,6 +19,7 @@ package openconsensus.trace;
 import com.google.auto.value.AutoValue;
 import javax.annotation.Nullable;
 import javax.annotation.concurrent.Immutable;
+import openconsensus.trace.data.Status;
 
 /**
  * A class that enables overriding the default values used when ending a {@link Span}. Allows

api/src/main/java/openconsensus/trace/Sampler.java

@@ -18,6 +18,8 @@ package openconsensus.trace;
 
 import java.util.List;
 import javax.annotation.Nullable;
+import openconsensus.trace.data.SpanId;
+import openconsensus.trace.data.TraceId;
 
 /**
  * Sampler is used to make decisions on {@link Span} sampling.

api/src/main/java/openconsensus/trace/Span.java

@@ -22,6 +22,11 @@ import java.util.Map;
 import java.util.Set;
 import javax.annotation.Nullable;
 import openconsensus.internal.Utils;
+import openconsensus.trace.data.Annotation;
+import openconsensus.trace.data.AttributeValue;
+import openconsensus.trace.data.Link;
+import openconsensus.trace.data.MessageEvent;
+import openconsensus.trace.data.Status;
 
 /**
  * An abstract class that represents a span. It has an associated {@link SpanContext} and a set of

api/src/main/java/openconsensus/trace/SpanBuilder.java

@@ -22,6 +22,7 @@ import java.util.concurrent.Callable;
 import javax.annotation.Nullable;
 import openconsensus.common.Scope;
 import openconsensus.internal.Utils;
+import openconsensus.trace.data.Status;
 
 /**
  * {@link SpanBuilder} is used to construct {@link Span} instances which define arbitrary scopes of

api/src/main/java/openconsensus/trace/SpanContext.java

@@ -19,6 +19,10 @@ package openconsensus.trace;
 import java.util.Arrays;
 import javax.annotation.Nullable;
 import javax.annotation.concurrent.Immutable;
+import openconsensus.trace.data.SpanId;
+import openconsensus.trace.data.TraceId;
+import openconsensus.trace.data.TraceOptions;
+import openconsensus.trace.data.Tracestate;
 
 /**
  * A class that represents a span context. A span context contains the state that must propagate to

api/src/main/java/openconsensus/trace/Tracer.java

@@ -22,6 +22,7 @@ import javax.annotation.Nullable;
 import openconsensus.common.Scope;
 import openconsensus.internal.Utils;
 import openconsensus.trace.SpanBuilder.NoopSpanBuilder;
+import openconsensus.trace.data.Status;
 
 /**
  * Tracer is a simple, thin class for {@link Span} creation and in-process context interaction.

api/src/main/java/openconsensus/trace/data/Annotation.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import com.google.auto.value.AutoValue;
 import java.util.Collections;

api/src/main/java/openconsensus/trace/data/AttributeValue.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import com.google.auto.value.AutoValue;
 import javax.annotation.concurrent.Immutable;

api/src/main/java/openconsensus/trace/data/BigendianEncoding.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import java.util.Arrays;
 import openconsensus.internal.Utils;

api/src/main/java/openconsensus/trace/data/Link.java

@@ -14,13 +14,15 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import com.google.auto.value.AutoValue;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 import javax.annotation.concurrent.Immutable;
+import openconsensus.trace.Span;
+import openconsensus.trace.SpanContext;
 
 /**
  * A link to a {@link Span} from a different trace.

api/src/main/java/openconsensus/trace/data/MessageEvent.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import com.google.auto.value.AutoValue;
 import javax.annotation.concurrent.Immutable;

api/src/main/java/openconsensus/trace/data/SpanId.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import java.util.Random;
 import javax.annotation.Nullable;

api/src/main/java/openconsensus/trace/data/Status.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -24,6 +24,7 @@ import java.util.TreeMap;
 import javax.annotation.Nullable;
 import javax.annotation.concurrent.Immutable;
 import openconsensus.internal.Utils;
+import openconsensus.trace.Span;
 
 /*>>>
 import org.checkerframework.dataflow.qual.Deterministic;

api/src/main/java/openconsensus/trace/data/TraceId.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import java.util.Random;
 import javax.annotation.Nullable;

api/src/main/java/openconsensus/trace/data/TraceOptions.java

@@ -14,13 +14,14 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import java.util.Arrays;
 import javax.annotation.Nullable;
 import javax.annotation.concurrent.Immutable;
 import openconsensus.internal.DefaultVisibilityForTesting;
 import openconsensus.internal.Utils;
+import openconsensus.trace.Span;
 
 /**
  * A class that represents global trace options. These options are propagated to all child {@link

api/src/main/java/openconsensus/trace/data/Tracestate.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package openconsensus.trace;
+package openconsensus.trace.data;
 
 import com.google.auto.value.AutoValue;
 import java.util.ArrayList;

api/src/main/java/openconsensus/trace/samplers/AlwaysSampleSampler.java

@@ -22,8 +22,8 @@ import javax.annotation.concurrent.Immutable;
 import openconsensus.trace.Sampler;
 import openconsensus.trace.Span;
 import openconsensus.trace.SpanContext;
-import openconsensus.trace.SpanId;
-import openconsensus.trace.TraceId;
+import openconsensus.trace.data.SpanId;
+import openconsensus.trace.data.TraceId;
 
 /** Sampler that always makes a "yes" decision on {@link Span} sampling. */
 @Immutable

api/src/main/java/openconsensus/trace/samplers/NeverSampleSampler.java

@@ -22,8 +22,8 @@ import javax.annotation.concurrent.Immutable;
 import openconsensus.trace.Sampler;
 import openconsensus.trace.Span;
 import openconsensus.trace.SpanContext;
-import openconsensus.trace.SpanId;
-import openconsensus.trace.TraceId;
+import openconsensus.trace.data.SpanId;
+import openconsensus.trace.data.TraceId;
 
 /** Sampler that always makes a "no" decision on {@link Span} sampling. */
 @Immutable

api/src/main/java/openconsensus/trace/samplers/ProbabilitySampler.java

@@ -24,8 +24,8 @@ import openconsensus.internal.Utils;
 import openconsensus.trace.Sampler;
 import openconsensus.trace.Span;
 import openconsensus.trace.SpanContext;
-import openconsensus.trace.SpanId;
-import openconsensus.trace.TraceId;
+import openconsensus.trace.data.SpanId;
+import openconsensus.trace.data.TraceId;
 
 /**
  * We assume the lower 64 bits of the traceId's are randomly distributed around the whole (long)