From 21306745b3d17b0560deeea6043c29b95a889dd1 Mon Sep 17 00:00:00 2001
From: Peter-Josef Meisch <pj.meisch@sothawo.com>
Date: Fri, 3 Oct 2025 10:48:25 +0200
Subject: [PATCH] Fix string comparison in TypeUtils.

Original Pull Request #3177
Closes #3176
Signed-off-by: Peter-Josef Meisch <pj.meisch@sothawo.com>
(cherry picked from commit 0e1a97a27afbd793c61865e75824394e0942388a)
(cherry picked from commit 00c99852fabf9eb31dc9a04a9f4314cc89eb978c)
---
 .../data/elasticsearch/client/elc/TypeUtils.java                | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/org/springframework/data/elasticsearch/client/elc/TypeUtils.java b/src/main/java/org/springframework/data/elasticsearch/client/elc/TypeUtils.java
index 43747f3a7..5ff327297 100644
--- a/src/main/java/org/springframework/data/elasticsearch/client/elc/TypeUtils.java
+++ b/src/main/java/org/springframework/data/elasticsearch/client/elc/TypeUtils.java
@@ -436,7 +436,7 @@ final class TypeUtils {
 		// values taken from the RHLC implementation
 		if (value == null) {
 			return -2;
-		} else if ("all".equals(value.toUpperCase())) {
+		} else if ("all".equals(value.toLowerCase())) {
 			return -1;
 		} else {
 			try {