KmeansResult is a record

Author: jjaderberg

algo/src/main/java/org/neo4j/gds/kmeans/Kmeans.java

@@ -121,7 +121,7 @@ public KmeansResult compute() {
             for (int i = 0; i < (int) graph.nodeCount(); ++i) {
                 bestCentroids[i] = nodePropertyValues.doubleArrayValue(i);
             }
-            return ImmutableKmeansResult.of(bestCommunities, distanceFromCentroid, bestCentroids, 0.0, silhouette, 0.0);
+            return new KmeansResult(bestCommunities, distanceFromCentroid, bestCentroids, 0.0, silhouette, 0.0);
         }
         long nodeCount = graph.nodeCount();
 
@@ -146,7 +146,7 @@ public KmeansResult compute() {
             calculateSilhouette();
         }
         progressTracker.endSubTask(); // KMeans end
-        return ImmutableKmeansResult.of(
+        return new KmeansResult(
             bestCommunities,
             distanceFromCentroid,
             bestCentroids,

algo/src/main/java/org/neo4j/gds/kmeans/KmeansResult.java

@@ -20,23 +20,14 @@
 package org.neo4j.gds.kmeans;
 
 import org.jetbrains.annotations.Nullable;
-import org.neo4j.gds.annotation.ValueClass;
 import org.neo4j.gds.collections.ha.HugeDoubleArray;
 import org.neo4j.gds.collections.ha.HugeIntArray;
 
-
-@ValueClass
-public interface KmeansResult {
-    HugeIntArray communities();
-
-    HugeDoubleArray distanceFromCenter();
-
-    double[][] centers();
-
-    double averageDistanceToCentroid();
-
-    @Nullable
-    HugeDoubleArray silhouette();
-
-    double averageSilhouette();
-}
+public record KmeansResult(
+    HugeIntArray communities,
+    HugeDoubleArray distanceFromCenter,
+    double[][] centers,
+    double averageDistanceToCentroid,
+    @Nullable HugeDoubleArray silhouette,
+    double averageSilhouette
+) {}