Changed various locking mechanism.

Socket/Handlers/ChatterHandler.cs

@@ -14,7 +14,7 @@ namespace HermesSocketServer.Socket.Handlers
         private readonly long[] _array;
         private readonly ILogger _logger;
 
-        private readonly object _lock;
+        private readonly Mutex _lock;
         private int _index;
 
         public ChatterHandler(Database database, ILogger logger)
@@ -24,7 +24,7 @@ namespace HermesSocketServer.Socket.Handlers
             _chatters = new HashSet<long>(CHATTER_BUFFER_SIZE);
             _array = new long[CHATTER_BUFFER_SIZE];
             _index = -1;
-            _lock = new object();
+            _lock = new Mutex();
         }
 
         public async Task Execute<T>(WebSocketUser sender, T message, HermesSocketManager sockets)
@@ -32,8 +32,9 @@ namespace HermesSocketServer.Socket.Handlers
             if (message is not ChatterMessage data || sender.Id == null)
                 return;
 
-            lock (_lock)
+            try
             {
+                _lock.WaitOne();
                 if (_chatters.Contains(data.Id))
                     return;
 
@@ -43,11 +44,16 @@ namespace HermesSocketServer.Socket.Handlers
                     _index = -1;
 
                 var previous = _array[++_index];
-                if (previous != 0) {
+                if (previous != 0)
+                {
                     _chatters.Remove(previous);
                 }
                 _array[_index] = data.Id;
             }
+            finally
+            {
+                _lock.ReleaseMutex();
+            }
 
             try
             {