From ac1a030c3566d95a004ccf98e2897f0ef043cec6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Nicoll?= <stephane.nicoll@broadcom.com>
Date: Sat, 2 Mar 2024 08:28:38 +0100
Subject: [PATCH] Make PlaceholderResolutionException extend from
 IllegalArgumentException

To smooth upgrade from 6.1.x, this commit makes sure that code that used
to catch an IAE to ignore a faulty placeholder resolution still works.

See gh-9628
---
 .../springframework/util/PlaceholderResolutionException.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spring-core/src/main/java/org/springframework/util/PlaceholderResolutionException.java b/spring-core/src/main/java/org/springframework/util/PlaceholderResolutionException.java
index bc789a9bba3..0b4bdc6d26d 100644
--- a/spring-core/src/main/java/org/springframework/util/PlaceholderResolutionException.java
+++ b/spring-core/src/main/java/org/springframework/util/PlaceholderResolutionException.java
@@ -31,7 +31,7 @@ import org.springframework.lang.Nullable;
  * @since 6.2
  */
 @SuppressWarnings("serial")
-public class PlaceholderResolutionException extends RuntimeException {
+public class PlaceholderResolutionException extends IllegalArgumentException {
 
 	private final String reason;