From c8625160e9f918bbf165894379f68c281cfc48de Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <Jacek@jacekk.info>
Date: Fri, 24 Nov 2023 15:41:48 +0000
Subject: [PATCH] Switch to JDK 17 (already a Keycloak prerequisite)

---
 src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java b/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java
index cfd0858..8e547e6 100644
--- a/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java
+++ b/src/main/java/org/keycloak/protocol/cas/endpoints/ValidateEndpoint.java
@@ -46,10 +46,8 @@
     }
 
     protected Response successResponse() {
-        StringBuilder sb = new StringBuilder(RESPONSE_OK);
-        sb.append(clientSession.getUserSession().getUser().getUsername());
-        sb.append("\n");
-        return Response.ok(sb.toString()).type(MediaType.TEXT_PLAIN).build();
+        String response = RESPONSE_OK + clientSession.getUserSession().getUser().getUsername() + "\n";
+        return Response.ok(response).type(MediaType.TEXT_PLAIN).build();
     }
 
     protected Response errorResponse(CASValidationException e) {

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