From 171488a762f0a2a8d15e76e7b26a581bf65b89dc Mon Sep 17 00:00:00 2001
From: Christian Beikov <christian.beikov@gmail.com>
Date: Wed, 7 Aug 2024 16:12:48 +0200
Subject: [PATCH] HHH-18373 Fix NPE when accessing parameter type of JPA
 Criteria value parameter

---
 .../query/sqm/tree/expression/JpaCriteriaParameter.java      | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/hibernate-core/src/main/java/org/hibernate/query/sqm/tree/expression/JpaCriteriaParameter.java b/hibernate-core/src/main/java/org/hibernate/query/sqm/tree/expression/JpaCriteriaParameter.java
index 2cdabd62ac..e0be17f5c2 100644
--- a/hibernate-core/src/main/java/org/hibernate/query/sqm/tree/expression/JpaCriteriaParameter.java
+++ b/hibernate-core/src/main/java/org/hibernate/query/sqm/tree/expression/JpaCriteriaParameter.java
@@ -122,12 +122,13 @@ public class JpaCriteriaParameter<T>
 
 	@Override
 	public BindableType<T> getHibernateType() {
-		return this.getNodeType();
+		return getNodeType();
 	}
 
 	@Override
 	public Class<T> getParameterType() {
-		return this.getNodeType().getExpressibleJavaType().getJavaTypeClass();
+		final SqmExpressible<T> nodeType = getNodeType();
+		return nodeType == null ? null : nodeType.getExpressibleJavaType().getJavaTypeClass();
 	}
 
 	@Override