HHH-10122 - Deprecate ".class" property-style entity-type-expression format

(cherry picked from commit e64d028)

Author: sebersole

hibernate-core/src/main/java/org/hibernate/hql/internal/ast/tree/DotNode.java

@@ -14,8 +14,10 @@
 import org.hibernate.hql.internal.ast.util.ColumnHelper;
 import org.hibernate.internal.CoreLogging;
 import org.hibernate.internal.CoreMessageLogger;
+import org.hibernate.internal.log.DeprecationLogger;
 import org.hibernate.internal.util.StringHelper;
 import org.hibernate.persister.collection.QueryableCollection;
+import org.hibernate.persister.entity.AbstractEntityPersister;
 import org.hibernate.persister.entity.EntityPersister;
 import org.hibernate.persister.entity.Queryable;
 import org.hibernate.sql.JoinType;
@@ -198,8 +200,13 @@ public void resolve(boolean generateJoin, boolean implicitJoin, String classAlia
 		if ( isResolved() ) {
 			return;
 		}
+
 		Type propertyType = prepareLhs(); // Prepare the left hand side and get the data type.
 
+		if ( parent == null && AbstractEntityPersister.ENTITY_CLASS.equals( propertyName ) ) {
+			DeprecationLogger.DEPRECATION_LOGGER.logDeprecationOfClassEntityTypeSelector( getLhs().getPath() );
+		}
+
 		// If there is no data type for this node, and we're at the end of the path (top most dot node), then
 		// this might be a Java constant.
 		if ( propertyType == null ) {

hibernate-core/src/main/java/org/hibernate/internal/log/DeprecationLogger.java

@@ -186,4 +186,11 @@ void connectionProviderClassDeprecated(
 					"use collection function syntax instead [%1$s(%2$s)]."
 	)
 	void logDeprecationOfCollectionPropertiesInHql(String collectionPropertyName, String alias);
+
+	@LogMessage(level = WARN)
+	@Message(
+			id = 90000017,
+			value = "Found use of deprecated entity-type selector syntax in HQL/JPQL query ['%1$s.class']; use TYPE operator instead : type(%1$s)"
+	)
+	void logDeprecationOfClassEntityTypeSelector(String path);
 }