Refactoring

Author: carlosdelest

x-pack/plugin/esql/src/internalClusterTest/java/org/elasticsearch/xpack/esql/vector/VectorSimilarityFunctionsIT.java

@@ -21,23 +21,11 @@
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Set;
 
 import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
 
 public class VectorSimilarityFunctionsIT extends AbstractEsqlIntegTestCase {
 
-    private static final Set<String> DENSE_VECTOR_INDEX_TYPES = Set.of(
-        /*        "int8_hnsw",
-            "hnsw",
-            "int4_hnsw",
-            "bbq_hnsw",
-            "int8_flat",
-            "int4_flat",
-            "bbq_flat",*/
-        "flat"
-    );
-
     @SuppressWarnings("unchecked")
     public void testCosineSimilarity() {
         var query = """

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/vector/VectorWritables.java

@@ -14,7 +14,15 @@
 import java.util.Collections;
 import java.util.List;
 
-public class VectorWritables {
+/**
+ * Defines the named writables for vector functions in ESQL.
+ */
+public final class VectorWritables {
+
+    private VectorWritables() {
+        // Utility class
+    }
+
     public static List<NamedWriteableRegistry.Entry> getNamedWritables() {
         List<NamedWriteableRegistry.Entry> entries = new ArrayList<>();