Refactor interceptors etc. to support async.

2026-10-23 05:13:06 +08:00 · 2018-12-27 22:41:41 +01:00
parent 38f2453c92
commit c0507fcc55
33 changed files with 537 additions and 311 deletions
@@ -0,0 +1,31 @@
+using System;
+using System.Threading.Tasks;
+
+namespace MQTTnet.Server
+{
+    public class MqttServerSubscriptionInterceptorDelegate : IMqttServerSubscriptionInterceptor
+    {
+        private readonly Func<MqttSubscriptionInterceptorContext, Task> _callback;
+
+        public MqttServerSubscriptionInterceptorDelegate(Action<MqttSubscriptionInterceptorContext> callback)
+        {
+            if (callback == null) throw new ArgumentNullException(nameof(callback));
+
+            _callback = context =>
+            {
+                callback(context);
+                return Task.FromResult(0);
+            };
+        }
+
+        public MqttServerSubscriptionInterceptorDelegate(Func<MqttSubscriptionInterceptorContext, Task> callback)
+        {
+            _callback = callback ?? throw new ArgumentNullException(nameof(callback));
+        }
+
+        public Task InterceptSubscriptionAsync(MqttSubscriptionInterceptorContext context)
+        {
+            return _callback(context);
+        }
+    }
+}