From 4ba5633dc12a4ad359bc1487765413290fd99422 Mon Sep 17 00:00:00 2001
From: Joseph Weinkam <joseph.m.weinkam@gmail.com>
Date: Tue, 4 Jun 2024 09:40:34 -0700
Subject: [PATCH] EMBCESSMOD-5523: calculate check compliance flags in parallel

---
 .../SupportCompliance/ISupportComplianceStrategy.cs      | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/ess/src/API/EMBC.ESS/Engines/Supporting/SupportCompliance/ISupportComplianceStrategy.cs b/ess/src/API/EMBC.ESS/Engines/Supporting/SupportCompliance/ISupportComplianceStrategy.cs
index 74c24935a..4a936ec90 100644
--- a/ess/src/API/EMBC.ESS/Engines/Supporting/SupportCompliance/ISupportComplianceStrategy.cs
+++ b/ess/src/API/EMBC.ESS/Engines/Supporting/SupportCompliance/ISupportComplianceStrategy.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
@@ -44,11 +45,11 @@ public SupportComplianceStrategy(params ISupportComplianceCheck[] strategies)
 
         public async Task<CheckSupportComplianceResponse> CheckCompliance(CheckSupportComplianceRequest request, CancellationToken ct = default)
         {
-            var flags = new Dictionary<Support, IEnumerable<SupportFlag>>();
-            foreach (var support in request.Supports)
+            var flags = new ConcurrentDictionary<Support, IEnumerable<SupportFlag>>();
+            await Parallel.ForEachAsync(request.Supports, ct, async (support, ct) =>
             {
-                flags.Add(support, await CheckCompliance(support, ct));
-            }
+                flags.TryAdd(support, await CheckCompliance(support, ct));
+            });
             return new CheckSupportComplianceResponse
             {
                 Flags = flags