From 6008264711a828f5b798157db068a3126422534e Mon Sep 17 00:00:00 2001
From: Sanne Grinovero <sanne@hibernate.org>
Date: Mon, 18 Oct 2021 10:33:22 +0100
Subject: [PATCH] HHH-14816 Optimise LockMode#fromExternalForm for common case

---
 hibernate-core/src/main/java/org/hibernate/LockMode.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hibernate-core/src/main/java/org/hibernate/LockMode.java b/hibernate-core/src/main/java/org/hibernate/LockMode.java
index 18e5498df5..72a42843f9 100644
--- a/hibernate-core/src/main/java/org/hibernate/LockMode.java
+++ b/hibernate-core/src/main/java/org/hibernate/LockMode.java
@@ -147,6 +147,12 @@ public enum LockMode {
 			return NONE;
 		}
 
+		for ( LockMode lockMode : LockMode.values() ) {
+			if ( lockMode.externalForm.equals( externalForm ) ) {
+				return lockMode;
+			}
+		}
+
 		for ( LockMode lockMode : LockMode.values() ) {
 			if ( lockMode.externalForm.equalsIgnoreCase( externalForm ) ) {
 				return lockMode;