use concurrentDic

Synapse/RpcClient.cs

@@ -1,20 +1,19 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using System.Text.Json;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.Extensions.Logging;
 using MQTTnet;
-using MQTTnet.Packets;
 using SimApi.Communications;
 using SimApi.Helpers;
+using System.Collections.Concurrent;
 
 namespace SimApi;
 
 public partial class Synapse
 {
-    private Dictionary<string, TaskCompletionSource<string>> ResponseCompletionSources { get; } = new();
+    private ConcurrentDictionary<string, TaskCompletionSource<string>> ResponseCompletionSources { get; } = new();
 
     private string EventClientTopicPrefix => $"{Options.SysName}/{Options.AppName}/rpc/client/{Options.AppId}/";
 
@@ -27,7 +26,7 @@ public partial class Synapse
             var messageId = e.ApplicationMessage.Topic.Replace(EventClientTopicPrefix, string.Empty);
             if (!ResponseCompletionSources.TryGetValue(messageId, out var tcs)) return Task.CompletedTask;
             tcs.SetResult(reqBody);
-            ResponseCompletionSources.Remove(messageId);
+            ResponseCompletionSources.Remove(messageId, out _);
             return Task.CompletedTask;
         };
         SubRpcClientTopic();
@@ -43,9 +42,7 @@ public partial class Synapse
     private string? FireRpc(string app, string action, object? param, Dictionary<string, string>? headers = null,
         int? timeout = null)
     {
-        // 检查并发情况下的线程安全问题，使用锁保证字典操作的原子性
+        // 移除锁语句
-        lock (ResponseCompletionSources)
-        {
         string paramJson;
         if (param is string strParam)
         {
@@ -59,7 +56,7 @@ public partial class Synapse
         var topic = $"{Options.SysName}/{app}/rpc/server/{action}";
         var messageId = Guid.NewGuid().ToString();
         var tcs = new TaskCompletionSource<string>();
-            ResponseCompletionSources.Add(messageId, tcs);
+        ResponseCompletionSources.TryAdd(messageId, tcs);
         var messageBuilder = new MqttApplicationMessageBuilder()
             .WithTopic(topic)
             .WithPayload(paramJson)
@@ -102,5 +99,4 @@ public partial class Synapse
 
         return response;
     }
-    }
 }