From 744433bb4962673c781f719d2bfb30c8a6933007 Mon Sep 17 00:00:00 2001
From: smallbun <30397655+leshalv@users.noreply.github.com>
Date: Sat, 20 Jan 2024 21:38:20 +0800
Subject: [PATCH] Optimize Saml2MetadataFilter

---
 .../saml2/provider/service/web/Saml2MetadataFilter.java         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/saml2/saml2-service-provider/src/main/java/org/springframework/security/saml2/provider/service/web/Saml2MetadataFilter.java b/saml2/saml2-service-provider/src/main/java/org/springframework/security/saml2/provider/service/web/Saml2MetadataFilter.java
index b195e4945a5..723acfeba76 100644
--- a/saml2/saml2-service-provider/src/main/java/org/springframework/security/saml2/provider/service/web/Saml2MetadataFilter.java
+++ b/saml2/saml2-service-provider/src/main/java/org/springframework/security/saml2/provider/service/web/Saml2MetadataFilter.java
@@ -106,7 +106,7 @@ private void writeMetadataToResponse(HttpServletResponse response, Saml2Metadata
 		response.setContentType(MediaType.APPLICATION_XML_VALUE);
 		String format = "attachment; filename=\"%s\"; filename*=UTF-8''%s";
 		String fileName = metadata.getFileName();
-		String encodedFileName = URLEncoder.encode(fileName, StandardCharsets.UTF_8.name());
+		String encodedFileName = URLEncoder.encode(fileName, StandardCharsets.UTF_8);
 		response.setHeader(HttpHeaders.CONTENT_DISPOSITION, String.format(format, fileName, encodedFileName));
 		response.setContentLength(metadata.getMetadata().getBytes(StandardCharsets.UTF_8).length);
 		response.setCharacterEncoding(StandardCharsets.UTF_8.name());