From 191d29b47c134d4243eac31909484eb6312195f7 Mon Sep 17 00:00:00 2001
From: github-actions <41898282+github-actions[bot]@users.noreply.github.com>
Date: Thu, 02 Mar 2023 08:48:41 +0000
Subject: [PATCH] Update to Keycloak 21.0.1

---
 src/main/java/org/keycloak/protocol/cas/mappers/GroupMembershipMapper.java |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/main/java/org/keycloak/protocol/cas/mappers/GroupMembershipMapper.java b/src/main/java/org/keycloak/protocol/cas/mappers/GroupMembershipMapper.java
index e5a9a89..80870f0 100644
--- a/src/main/java/org/keycloak/protocol/cas/mappers/GroupMembershipMapper.java
+++ b/src/main/java/org/keycloak/protocol/cas/mappers/GroupMembershipMapper.java
@@ -9,6 +9,7 @@
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 public class GroupMembershipMapper extends AbstractCASProtocolMapper {
     private static final List<ProviderConfigProperty> configProperties = new ArrayList<ProviderConfigProperty>();
@@ -54,7 +55,7 @@
                              KeycloakSession session, ClientSessionContext clientSessionCt) {
         List<String> membership = new LinkedList<>();
         boolean fullPath = useFullPath(mappingModel);
-        for (GroupModel group : userSession.getUser().getGroups()) {
+        for (GroupModel group : userSession.getUser().getGroupsStream().collect(Collectors.toSet())) {
             if (fullPath) {
                 membership.add(ModelToRepresentation.buildGroupPath(group));
             } else {

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