[profiles] Cleanup profile signal OTLP exporters to improve consistency

exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/internal/data/ImmutableProfileData.java

@@ -7,7 +7,7 @@
 
 import com.google.auto.value.AutoValue;
 import io.opentelemetry.exporter.otlp.profiles.ProfileData;
-import io.opentelemetry.exporter.otlp.profiles.ProfileDictionaryData;
+import io.opentelemetry.exporter.otlp.profiles.ProfilesDictionaryData;
 import io.opentelemetry.exporter.otlp.profiles.SampleData;
 import io.opentelemetry.exporter.otlp.profiles.ValueTypeData;
 import io.opentelemetry.sdk.common.InstrumentationScopeInfo;
@@ -36,35 +36,33 @@ public abstract class ImmutableProfileData implements ProfileData {
   public static ProfileData create(
       Resource resource,
       InstrumentationScopeInfo instrumentationScopeInfo,
-      ProfileDictionaryData profileDictionaryData,
+      ProfilesDictionaryData profilesDictionaryData,
       ValueTypeData sampleType,
       List<SampleData> samples,
       long timeNanos,
       long durationNanos,
       ValueTypeData periodType,
       long period,
-      List<Integer> commentStrIndices,
       String profileId,
-      List<Integer> attributeIndices,
       int droppedAttributesCount,
       String originalPayloadFormat,
-      ByteBuffer originalPayload) {
+      ByteBuffer originalPayload,
+      List<Integer> attributeIndices) {
     return new AutoValue_ImmutableProfileData(
         resource,
         instrumentationScopeInfo,
-        profileDictionaryData,
+        profilesDictionaryData,
         sampleType,
         samples,
         timeNanos,
         durationNanos,
         periodType,
         period,
-        commentStrIndices,
         profileId,
-        attributeIndices,
         droppedAttributesCount,
         originalPayloadFormat,
-        originalPayload);
+        originalPayload,
+        attributeIndices);
   }
 
   ImmutableProfileData() {}

exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/internal/data/ImmutableProfileDictionaryData.java → exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/internal/data/ImmutableProfilesDictionaryData.java

@@ -11,37 +11,37 @@
 import io.opentelemetry.exporter.otlp.profiles.LinkData;
 import io.opentelemetry.exporter.otlp.profiles.LocationData;
 import io.opentelemetry.exporter.otlp.profiles.MappingData;
-import io.opentelemetry.exporter.otlp.profiles.ProfileDictionaryData;
+import io.opentelemetry.exporter.otlp.profiles.ProfilesDictionaryData;
 import io.opentelemetry.exporter.otlp.profiles.StackData;
 import java.util.List;
 import javax.annotation.concurrent.Immutable;
 
 /**
- * Auto value implementation of {@link ProfileDictionaryData}, which represents profiles data shared
- * across the entire message being sent.
+ * Auto value implementation of {@link ProfilesDictionaryData}, which represents profiles data
+ * shared across the entire message being sent.
  *
  * <p>This class is internal and is hence not for public use. Its APIs are unstable and can change
  * at any time.
  */
 @Immutable
 @AutoValue
-public abstract class ImmutableProfileDictionaryData implements ProfileDictionaryData {
+public abstract class ImmutableProfilesDictionaryData implements ProfilesDictionaryData {
 
   /**
    * Returns a new ProfileData representing the given data.
    *
    * @return a new ProfileData representing the given data.
    */
   @SuppressWarnings("TooManyParameters")
-  public static ProfileDictionaryData create(
+  public static ProfilesDictionaryData create(
       List<MappingData> mappingTable,
       List<LocationData> locationTable,
       List<FunctionData> functionTable,
       List<LinkData> linkTable,
       List<String> stringTable,
       List<KeyValueAndUnitData> attributeTable,
       List<StackData> stackTable) {
-    return new AutoValue_ImmutableProfileDictionaryData(
+    return new AutoValue_ImmutableProfilesDictionaryData(
         mappingTable,
         locationTable,
         functionTable,
@@ -51,5 +51,5 @@ public static ProfileDictionaryData create(
         stackTable);
   }
 
-  ImmutableProfileDictionaryData() {}
+  ImmutableProfilesDictionaryData() {}
 }

exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/internal/data/ImmutableSampleData.java

@@ -28,12 +28,12 @@ public abstract class ImmutableSampleData implements SampleData {
    */
   public static SampleData create(
       int stackIndex,
-      List<Long> values,
       List<Integer> attributeIndices,
       int linkIndex,
+      List<Long> values,
       List<Long> timestamps) {
     return new AutoValue_ImmutableSampleData(
-        stackIndex, values, attributeIndices, linkIndex, timestamps);
+        stackIndex, attributeIndices, linkIndex, values, timestamps);
   }
 
   ImmutableSampleData() {}

exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/profiles/ProfileData.java

@@ -29,7 +29,7 @@ public interface ProfileData {
   InstrumentationScopeInfo getInstrumentationScopeInfo();
 
   /** Returns the dictionary data of this profile. */
-  ProfileDictionaryData getProfileDictionaryData();
+  ProfilesDictionaryData getProfileDictionaryData();
 
   /** A description of the type associated with each Sample.value. */
   ValueTypeData getSampleType();
@@ -51,9 +51,6 @@ public interface ProfileData {
   /** The number of events between sampled occurrences. */
   long getPeriod();
 
-  /** Free-form text associated with the profile. Indices into string table. */
-  List<Integer> getCommentStrIndices();
-
   /**
    * Returns a globally unique identifier for a profile, as 32 character lowercase hex String. An ID
    * with all zeroes is considered invalid. This field is required.
@@ -68,15 +65,6 @@ default byte[] getProfileIdBytes() {
     return OtelEncodingUtils.bytesFromBase16(getProfileId(), 32);
   }
 
-  /**
-   * Returns indexes of profile-wide attributes, referencing to Profile.attribute_table. Attribute
-   * keys MUST be unique (it is not allowed to have more than one attribute with the same key).
-   *
-   * @see
-   *     "https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/common/README.md#attribute"
-   */
-  List<Integer> getAttributeIndices();
-
   /**
    * Returns the total number of attributes that were recorded on this profile.
    *
@@ -98,4 +86,13 @@ default byte[] getProfileIdBytes() {
    * SHOULD not be included in this field.
    */
   ByteBuffer getOriginalPayload();
+
+  /**
+   * Returns indexes of profile-wide attributes, referencing to Profile.attribute_table. Attribute
+   * keys MUST be unique (it is not allowed to have more than one attribute with the same key).
+   *
+   * @see
+   *     "https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/common/README.md#attribute"
+   */
+  List<Integer> getAttributeIndices();
 }

exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/profiles/ProfileMarshaler.java

@@ -22,10 +22,10 @@ final class ProfileMarshaler extends MarshalerWithSize {
   private final ValueTypeMarshaler periodTypeMarshaler;
   private final long period;
   private final byte[] profileId;
-  private final List<Integer> attributeIndices;
   private final int droppedAttributesCount;
   private final byte[] originalPayloadFormatUtf8;
   private final ByteBuffer originalPayload;
+  private final List<Integer> attributeIndices;
 
   static ProfileMarshaler create(ProfileData profileData) {
 
@@ -44,10 +44,10 @@ static ProfileMarshaler create(ProfileData profileData) {
         periodTypeMarshaler,
         profileData.getPeriod(),
         profileData.getProfileIdBytes(),
-        profileData.getAttributeIndices(),
         droppedAttributesCount,
         MarshalerUtil.toBytes(profileData.getOriginalPayloadFormat()),
-        profileData.getOriginalPayload());
+        profileData.getOriginalPayload(),
+        profileData.getAttributeIndices());
   }
 
   private ProfileMarshaler(
@@ -58,10 +58,10 @@ private ProfileMarshaler(
       ValueTypeMarshaler periodTypeMarshaler,
       long period,
       byte[] profileId,
-      List<Integer> attributeIndices,
       int droppedAttributesCount,
       byte[] originalPayloadFormat,
-      ByteBuffer originalPayload) {
+      ByteBuffer originalPayload,
+      List<Integer> attributeIndices) {
     super(
         calculateSize(
             sampleTypeMarshaler,
@@ -71,10 +71,10 @@ private ProfileMarshaler(
             periodTypeMarshaler,
             period,
             profileId,
-            attributeIndices,
             droppedAttributesCount,
             originalPayloadFormat,
-            originalPayload));
+            originalPayload,
+            attributeIndices));
     this.sampleTypeMarshaler = sampleTypeMarshaler;
     this.sampleMarshalers = sampleMarshalers;
     this.timeNanos = timeNanos;
@@ -98,10 +98,10 @@ protected void writeTo(Serializer output) throws IOException {
     output.serializeInt64(Profile.PERIOD, period);
 
     output.serializeBytes(Profile.PROFILE_ID, profileId);
-    output.serializeRepeatedInt32(Profile.ATTRIBUTE_INDICES, attributeIndices);
     output.serializeUInt32(Profile.DROPPED_ATTRIBUTES_COUNT, droppedAttributesCount);
     output.serializeString(Profile.ORIGINAL_PAYLOAD_FORMAT, originalPayloadFormatUtf8);
     output.serializeByteBuffer(Profile.ORIGINAL_PAYLOAD, originalPayload);
+    output.serializeRepeatedInt32(Profile.ATTRIBUTE_INDICES, attributeIndices);
   }
 
   private static int calculateSize(
@@ -112,10 +112,10 @@ private static int calculateSize(
       ValueTypeMarshaler periodTypeMarshaler,
       long period,
       byte[] profileId,
-      List<Integer> attributeIndices,
       int droppedAttributesCount,
       byte[] originalPayloadFormat,
-      ByteBuffer originalPayload) {
+      ByteBuffer originalPayload,
+      List<Integer> attributeIndices) {
     int size;
     size = 0;
     size += MarshalerUtil.sizeMessage(Profile.SAMPLE_TYPE, sampleTypeMarshaler);
@@ -126,10 +126,10 @@ private static int calculateSize(
     size += MarshalerUtil.sizeInt64(Profile.PERIOD, period);
 
     size += MarshalerUtil.sizeBytes(Profile.PROFILE_ID, profileId);
-    size += MarshalerUtil.sizeRepeatedInt32(Profile.ATTRIBUTE_INDICES, attributeIndices);
     size += MarshalerUtil.sizeInt32(Profile.DROPPED_ATTRIBUTES_COUNT, droppedAttributesCount);
     size += MarshalerUtil.sizeBytes(Profile.ORIGINAL_PAYLOAD_FORMAT, originalPayloadFormat);
     size += MarshalerUtil.sizeByteBuffer(Profile.ORIGINAL_PAYLOAD, originalPayload);
+    size += MarshalerUtil.sizeRepeatedInt32(Profile.ATTRIBUTE_INDICES, attributeIndices);
 
     return size;
   }

exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/profiles/ProfileDictionaryCompositor.java → exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/profiles/ProfilesDictionaryCompositor.java

@@ -11,12 +11,12 @@
 import io.opentelemetry.exporter.otlp.internal.data.ImmutableLinkData;
 import io.opentelemetry.exporter.otlp.internal.data.ImmutableLocationData;
 import io.opentelemetry.exporter.otlp.internal.data.ImmutableMappingData;
-import io.opentelemetry.exporter.otlp.internal.data.ImmutableProfileDictionaryData;
+import io.opentelemetry.exporter.otlp.internal.data.ImmutableProfilesDictionaryData;
 import io.opentelemetry.exporter.otlp.internal.data.ImmutableStackData;
 import java.util.Collections;
 
 /**
- * This class allows for the assembly of the reference tables which form a ProfileDictionaryData.
+ * This class allows for the assembly of the reference tables which form a ProfilesDictionaryData.
  *
  * <p>It's effectively a builder, though without the fluent API. Instead, mutation methods return
  * the index of the offered element, this information being required to construct any element that
@@ -27,7 +27,7 @@
  *
  * <p>This class is not threadsafe and must be externally synchronized.
  */
-public class ProfileDictionaryCompositor {
+public class ProfilesDictionaryCompositor {
 
   // This implementation relies on the *Data interface impls having equals/hashCode that works.
   // The provided AutoValue_* ones do, but it's potentially fragile if used externally.
@@ -40,7 +40,7 @@ public class ProfileDictionaryCompositor {
   private final DictionaryTable<KeyValueAndUnitData> attributeTable = new DictionaryTable<>();
   private final DictionaryTable<StackData> stackTable = new DictionaryTable<>();
 
-  public ProfileDictionaryCompositor() {
+  public ProfilesDictionaryCompositor() {
 
     // The [0] element of each table should be a 'null' element, such that a 0 value pointer can be
     // used to indicate null / not set, in preference to requiring an 'optional' modifier on the
@@ -68,8 +68,8 @@ public ProfileDictionaryCompositor() {
    *
    * @return a ProfileDictionaryData with the contents of the tables.
    */
-  public ProfileDictionaryData getProfileDictionaryData() {
-    return ImmutableProfileDictionaryData.create(
+  public ProfilesDictionaryData getProfileDictionaryData() {
+    return ImmutableProfilesDictionaryData.create(
         mappingTable.getTable(),
         locationTable.getTable(),
         functionTable.getTable(),

exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/profiles/ProfileDictionaryData.java → exporters/otlp/profiles/src/main/java/io/opentelemetry/exporter/otlp/profiles/ProfilesDictionaryData.java

@@ -14,7 +14,7 @@
  * @see "profiles.proto::ProfilesDictionary"
  */
 @Immutable
-public interface ProfileDictionaryData {
+public interface ProfilesDictionaryData {
 
   /**
    * Mapping from address ranges to the image/binary/library mapped into that address range.