From 4036e910c78b672dd55d8d71905978ba7f1caf9f Mon Sep 17 00:00:00 2001
From: KyeongHoon Lee <leta6603@gmail.com>
Date: Fri, 19 Jul 2024 08:35:34 +0900
Subject: [PATCH] Add @FunctionalInterface to AuthenticationManager

---
 .../security/authentication/AuthenticationManager.java          | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/src/main/java/org/springframework/security/authentication/AuthenticationManager.java b/core/src/main/java/org/springframework/security/authentication/AuthenticationManager.java
index b98c835149..b95d8c4f07 100644
--- a/core/src/main/java/org/springframework/security/authentication/AuthenticationManager.java
+++ b/core/src/main/java/org/springframework/security/authentication/AuthenticationManager.java
@@ -23,7 +23,9 @@ import org.springframework.security.core.AuthenticationException;
  * Processes an {@link Authentication} request.
  *
  * @author Ben Alex
+ * @author KyeongHoon Lee
  */
+@FunctionalInterface
 public interface AuthenticationManager {
 
 	/**