HSEARCH-5509 Update Elasticsearch client to 9.2.0

Author: marko-bekhta

bom/platform-common/pom.xml

@@ -19,7 +19,7 @@
 
         <!-- These versions will be checked against the ones resolved by Maven for the project in the enforcer rule -->
         <version.bom.org.hibernate.orm>7.1.2.Final</version.bom.org.hibernate.orm>
-        <version.bom.org.elasticsearch.client>9.1.5</version.bom.org.elasticsearch.client>
+        <version.bom.org.elasticsearch.client>9.2.0</version.bom.org.elasticsearch.client>
         <version.bom.software.amazon.awssdk>2.35.7</version.bom.software.amazon.awssdk>
         <version.bom.io.smallrye>3.3.1</version.bom.io.smallrye>
         <version.bom.org.jboss.logging.processor>3.0.4.Final</version.bom.org.jboss.logging.processor>

build/parents/build/pom.xml

@@ -49,7 +49,7 @@
         <!-- >>> Elasticsearch -->
         <!-- The version of the Elasticsearch client used by Hibernate Search, independently of the version of the remote cluster -->
         <!-- Use the latest open-source version here. Currently, low-level clients are open-source even in 8.5+ -->
-        <version.org.elasticsearch.client>9.1.5</version.org.elasticsearch.client>
+        <version.org.elasticsearch.client>9.2.0</version.org.elasticsearch.client>
         <!-- Various HTTP client versions that our own Elasticsearch client implementations depend on -->
         <version.org.apache.httpcomponents.httpclient>4.5.14</version.org.apache.httpcomponents.httpclient>
         <version.org.apache.httpcomponents.httpcore>4.4.16</version.org.apache.httpcomponents.httpcore>

integrationtest/backend/elasticsearch/src/test/java/org/hibernate/search/integrationtest/backend/elasticsearch/testsupport/util/ElasticsearchTckBackendFeatures.java

@@ -35,8 +35,10 @@
 import org.hibernate.search.engine.search.projection.ProjectionCollector;
 import org.hibernate.search.engine.spatial.GeoPoint;
 import org.hibernate.search.integrationtest.backend.tck.testsupport.types.BigDecimalFieldTypeDescriptor;
+import org.hibernate.search.integrationtest.backend.tck.testsupport.types.ByteVectorFieldTypeDescriptor;
 import org.hibernate.search.integrationtest.backend.tck.testsupport.types.FieldTypeDescriptor;
 import org.hibernate.search.integrationtest.backend.tck.testsupport.types.FloatFieldTypeDescriptor;
+import org.hibernate.search.integrationtest.backend.tck.testsupport.types.FloatVectorFieldTypeDescriptor;
 import org.hibernate.search.integrationtest.backend.tck.testsupport.types.GeoPointFieldTypeDescriptor;
 import org.hibernate.search.integrationtest.backend.tck.testsupport.types.InstantFieldTypeDescriptor;
 import org.hibernate.search.integrationtest.backend.tck.testsupport.types.LocalDateFieldTypeDescriptor;
@@ -94,6 +96,17 @@ public boolean nonCanonicalRangeInAggregations() {
 		return false;
 	}
 
+	public boolean projectionPreservesNulls(FieldTypeDescriptor<?, ?> fieldType) {
+		if ( ByteVectorFieldTypeDescriptor.INSTANCE.equals( fieldType )
+				|| FloatVectorFieldTypeDescriptor.INSTANCE.equals( fieldType ) ) {
+			return isActualVersion(
+					esVersion -> esVersion.isLessThan( "9.2.0" ),
+					osVersion -> true
+			);
+		}
+		return projectionPreservesNulls();
+	}
+
 	@Override
 	public boolean fieldsProjectableByDefault() {
 		return true;

integrationtest/backend/tck/src/main/java/org/hibernate/search/integrationtest/backend/tck/search/projection/FieldProjectionSingleValuedBaseIT.java

@@ -182,7 +182,7 @@ void multi(TestedFieldStructure fieldStructure,
 						Collections.singletonList( dataSet.getFieldValue( 2 ) ),
 						Collections.singletonList( dataSet.getFieldValue( 3 ) ),
 						// Empty document
-						TckConfiguration.get().getBackendFeatures().projectionPreservesNulls()
+						TckConfiguration.get().getBackendFeatures().projectionPreservesNulls( fieldType )
 								? Collections.singletonList( null )
 								: Collections.emptyList()
 				);

integrationtest/backend/tck/src/main/java/org/hibernate/search/integrationtest/backend/tck/testsupport/util/TckBackendFeatures.java

@@ -36,6 +36,10 @@ public boolean projectionPreservesNulls() {
 		return true;
 	}
 
+	public boolean projectionPreservesNulls(FieldTypeDescriptor<?, ?> fieldType) {
+		return projectionPreservesNulls();
+	}
+
 	public abstract boolean fieldsProjectableByDefault();
 
 	public boolean supportsTotalHitsThresholdForScroll() {