From bb08dc125d16be24eb5a3642f7fc1618213791b3 Mon Sep 17 00:00:00 2001
From: ea-mtenhoor <42071768+ea-mtenhoor@users.noreply.github.com>
Date: Fri, 20 Mar 2026 15:51:42 -0500
Subject: [PATCH] Make knownUnremediatedRequests a ConcurrentDictionary

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

diff --git a/src/EdFi.Tools.ApiPublisher.Connections.Api/Processing/Target/Blocks/PostResourceProcessingBlocksFactory.cs b/src/EdFi.Tools.ApiPublisher.Connections.Api/Processing/Target/Blocks/PostResourceProcessingBlocksFactory.cs
index 4ad8e23..7301b15 100644
--- a/src/EdFi.Tools.ApiPublisher.Connections.Api/Processing/Target/Blocks/PostResourceProcessingBlocksFactory.cs
+++ b/src/EdFi.Tools.ApiPublisher.Connections.Api/Processing/Target/Blocks/PostResourceProcessingBlocksFactory.cs
@@ -74,7 +74,7 @@ public PostResourceProcessingBlocksFactory(
         public (ITargetBlock<PostItemMessage>, ISourceBlock<ErrorItemMessage>) CreateProcessingBlocks(
             CreateBlocksRequest createBlocksRequest)
         {
-            var knownUnremediatedRequests = new HashSet<(string resourceUrl, HttpStatusCode statusCode)>();
+            var knownUnremediatedRequests = new ConcurrentDictionary<(string resourceUrl, HttpStatusCode statusCode), byte>();
 
             var options = createBlocksRequest.Options;
 
@@ -120,7 +120,7 @@ private async Task<IEnumerable<ErrorItemMessage>> HandlePostItemMessage(
             Options options,
             Func<string> javaScriptModuleFactory,
             EdFiApiClient targetEdFiApiClient,
-            HashSet<(string resourceUrl, HttpStatusCode statusCode)> knownUnremediatedRequests,
+            ConcurrentDictionary<(string resourceUrl, HttpStatusCode statusCode), byte> knownUnremediatedRequests,
             Dictionary<string, string> missingDependencyByResourcePath)
         {
             if (ignoredResourceByUrl.ContainsKey(postItemMessage.ResourceUrl))
@@ -197,7 +197,7 @@ private async Task<IEnumerable<ErrorItemMessage>> HandlePostItemMessage(
 
                                     if (!remediationResult.FoundRemediation)
                                     {
-                                        knownUnremediatedRequests.Add((postItemMessage.ResourceUrl, result.Result.StatusCode));
+                                        knownUnremediatedRequests.TryAdd((postItemMessage.ResourceUrl, result.Result.StatusCode), 0);
 
                                         return;
                                     }
@@ -461,7 +461,7 @@ bool IsBadRequestForUnresolvedReferenceOfPrimaryRelationship(HttpResponseMessage
 
             bool MayHaveRemediation(string resourceUrl, HttpStatusCode statusCode)
             {
-                return !knownUnremediatedRequests.Contains((resourceUrl, statusCode));
+                return !knownUnremediatedRequests.ContainsKey((resourceUrl, statusCode));
             }
 
             async Task<string> GetResponseMessageTextAsync(HttpResponseMessage response)