HHH-18804 Add XML aggregate support for HANA

Author: beikov

hibernate-core/src/main/java/org/hibernate/dialect/JsonHelper.java

@@ -111,7 +111,6 @@ private static void toString(
 			Object domainValue,
 			char separator) {
 		final Object[] values = embeddableMappingType.getValues( domainValue );
-		final int numberOfAttributes = embeddableMappingType.getNumberOfAttributeMappings();
 		for ( int i = 0; i < values.length; i++ ) {
 			final ValuedModelPart attributeMapping = getEmbeddedPart( embeddableMappingType, i );
 			if ( attributeMapping instanceof SelectableMapping ) {
@@ -312,13 +311,7 @@ private static void convertedBasicValueToString(
 			case SqlTypes.MATERIALIZED_BLOB:
 				// These types need to be serialized as JSON string, and for efficiency uses appendString directly
 				appender.append( '"' );
-				appender.write(
-						javaType.unwrap(
-								value,
-								byte[].class,
-								options
-						)
-				);
+				appender.write( javaType.unwrap( value, byte[].class, options ) );
 				appender.append( '"' );
 				break;
 			case SqlTypes.ARRAY:

hibernate-core/src/main/java/org/hibernate/dialect/aggregate/AggregateSupport.java

@@ -65,7 +65,8 @@ default String aggregateComponentCustomReadExpression(
 						column.getScale(),
 						column.getTemporalPrecision(),
 						column.getType()
-				)
+				),
+				aggregateColumn.getComponent().getMetadata().getTypeConfiguration()
 		);
 	}
 
@@ -80,7 +81,7 @@ default String aggregateComponentCustomReadExpression(
 	 * @param columnExpression The column within the aggregate type, for which to return the read expression
 	 * @param aggregateColumnTypeCode The SQL type code of the aggregate column
 	 * @param column The column within the aggregate type, for which to return the read expression
-	 *
+	 * @param typeConfiguration The type configuration
 	 * @since 7.0
 	 */
 	String aggregateComponentCustomReadExpression(
@@ -89,7 +90,8 @@ String aggregateComponentCustomReadExpression(
 			String aggregateParentReadExpression,
 			String columnExpression,
 			int aggregateColumnTypeCode,
-			SqlTypedMapping column);
+			SqlTypedMapping column,
+			TypeConfiguration typeConfiguration);
 
 	/**
 	 * Returns the assignment expression to use for {@code column},

hibernate-core/src/main/java/org/hibernate/dialect/aggregate/AggregateSupportImpl.java

@@ -21,7 +21,14 @@ public class AggregateSupportImpl implements AggregateSupport {
 	public static final AggregateSupport INSTANCE = new AggregateSupportImpl();
 
 	@Override
-	public String aggregateComponentCustomReadExpression(String template, String placeholder, String aggregateParentReadExpression, String columnExpression, int aggregateColumnTypeCode, SqlTypedMapping column) {
+	public String aggregateComponentCustomReadExpression(
+			String template,
+			String placeholder,
+			String aggregateParentReadExpression,
+			String columnExpression,
+			int aggregateColumnTypeCode,
+			SqlTypedMapping column,
+			TypeConfiguration typeConfiguration) {
 		throw new UnsupportedOperationException( "Dialect does not support aggregateComponentCustomReadExpression: " + getClass().getName() );
 	}
 

hibernate-core/src/main/java/org/hibernate/dialect/aggregate/CockroachDBAggregateSupport.java

@@ -49,7 +49,8 @@ public String aggregateComponentCustomReadExpression(
 			String aggregateParentReadExpression,
 			String columnExpression,
 			int aggregateColumnTypeCode,
-			SqlTypedMapping column) {
+			SqlTypedMapping column,
+			TypeConfiguration typeConfiguration) {
 		switch ( aggregateColumnTypeCode ) {
 			case JSON_ARRAY:
 			case JSON:

hibernate-core/src/main/java/org/hibernate/dialect/aggregate/DB2AggregateSupport.java

@@ -73,7 +73,8 @@ public String aggregateComponentCustomReadExpression(
 			String aggregateParentReadExpression,
 			String columnExpression,
 			int aggregateColumnTypeCode,
-			SqlTypedMapping column) {
+			SqlTypedMapping column,
+			TypeConfiguration typeConfiguration) {
 		switch ( aggregateColumnTypeCode ) {
 			case JSON:
 			case JSON_ARRAY:

hibernate-core/src/main/java/org/hibernate/dialect/aggregate/H2AggregateSupport.java

@@ -48,7 +48,8 @@ public String aggregateComponentCustomReadExpression(
 			String aggregateParentReadExpression,
 			String columnExpression,
 			int aggregateColumnTypeCode,
-			SqlTypedMapping column) {
+			SqlTypedMapping column,
+			TypeConfiguration typeConfiguration) {
 		switch ( aggregateColumnTypeCode ) {
 			case JSON_ARRAY:
 			case JSON: