From d9fc3497e7ab9aaf673152d78429ef03f5b77e69 Mon Sep 17 00:00:00 2001
From: claimundefine <juswang@confluent.io>
Date: Tue, 18 Nov 2025 05:27:15 -0500
Subject: [PATCH] Ensure single use of HttpRequestMessage for token fetch

---
 .../BearerAuthenticationHeaderValueProvider.cs            | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Confluent.SchemaRegistry/Rest/Authentication/BearerAuthenticationHeaderValueProvider.cs b/src/Confluent.SchemaRegistry/Rest/Authentication/BearerAuthenticationHeaderValueProvider.cs
index 576411d92..3efd4bc12 100644
--- a/src/Confluent.SchemaRegistry/Rest/Authentication/BearerAuthenticationHeaderValueProvider.cs
+++ b/src/Confluent.SchemaRegistry/Rest/Authentication/BearerAuthenticationHeaderValueProvider.cs
@@ -87,12 +87,11 @@ private HttpRequestMessage CreateTokenRequest()
         }
 
         private async Task GenerateToken()
-        {
-            var request = CreateTokenRequest();
-
+        { 
             for (int i = 0; i < maxRetries + 1; i++){
                 try 
                 {
+                    var request = CreateTokenRequest();
                     var response = await httpClient.SendAsync(request).ConfigureAwait(continueOnCapturedContext: false);
                     response.EnsureSuccessStatusCode();
                     var tokenResponse = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
@@ -104,7 +103,8 @@ private async Task GenerateToken()
                 {
                     if (i == maxRetries)
                     {
-                        throw new Exception("Failed to fetch token from server: " + e.Message);
+                        throw new Exception(
+                            $"Failed to fetch token from server: {e.GetType().FullName} - {e.Message}");
                     }
                     await Task.Delay(RetryUtility.CalculateRetryDelay(retriesWaitMs, retriesMaxWaitMs, i))
                         .ConfigureAwait(false);