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Models/XServiceDescriptor.cs

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+using System;
+
+namespace xCommons.Models
+{
+    public class XServiceDescriptor
+    {
+        public Type Service { get; set; }
+        public Type Implementation { get; set; }
+    }
+
+    public class XServiceDescriptor<TService, TImplmentation> : XServiceDescriptor
+    {
+        public XServiceDescriptor() : base()
+        {
+            Service = typeof(TService);
+            Implementation = typeof(TImplmentation);
+        }
+    }
+}