From c25a547e9194e1662f0796d5e8712b928d730797 Mon Sep 17 00:00:00 2001
From: Rickard Liljeberg <rickard@liljeberg.se>
Date: Wed, 7 Jul 2021 12:48:57 +0200
Subject: [PATCH] Allow updating externalId of group

---
 .../Protocol/ProtocolExtensions.cs                         | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Microsoft.SystemForCrossDomainIdentityManagement/Protocol/ProtocolExtensions.cs b/Microsoft.SystemForCrossDomainIdentityManagement/Protocol/ProtocolExtensions.cs
index f448e095..262502ac 100644
--- a/Microsoft.SystemForCrossDomainIdentityManagement/Protocol/ProtocolExtensions.cs
+++ b/Microsoft.SystemForCrossDomainIdentityManagement/Protocol/ProtocolExtensions.cs
@@ -201,6 +201,13 @@ private static void Apply(this Core2Group group, PatchOperation2 operation)
                                 break;
                         }
                     }
+                    break;
+                case AttributeNames.ExternalIdentifier:
+
+                    value = operation.Value.SingleOrDefault();
+
+                    group.ExternalIdentifier= value?.Value;
+
                     break;
             }
         }