Removed DNS dependency, added ReflectionExtensions.

AMWD.Common/Extensions/ReflectionExtensions.cs

@@ -0,0 +1,42 @@
+using System.Reflection;
+using System.Threading.Tasks;
+
+namespace AMWD.Common.Extensions
+{
+	/// <summary>
+	/// Extension methods for <see cref="System.Reflection"/>.
+	/// </summary>
+	[System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverage]
+	public static class ReflectionExtensions
+	{
+		/// <summary>
+		/// Calls a method from it's reflection asynchronously without result.
+		/// </summary>
+		/// <param name="methodInfo">The <see cref="MethodInfo"/> to call on an object.</param>
+		/// <param name="obj">The reflected instance to call the method on.</param>
+		/// <param name="parameters">The parameters of the called method.</param>
+		/// <returns>An awaitable <see cref="Task"/>.</returns>
+		public static async Task CallAsync(this MethodInfo methodInfo, object obj, params object[] parameters)
+		{
+			var task = (Task)methodInfo.Invoke(obj, parameters);
+			await task.ConfigureAwait(false);
+		}
+
+		/// <summary>
+		/// Invokes a method from it's reflection asynchronously with a result.
+		/// </summary>
+		/// <typeparam name="TResult">The result type, that is expected (and casted to).</typeparam>
+		/// <param name="methodInfo">The <see cref="MethodInfo"/> to invoke on an object.</param>
+		/// <param name="obj">The reflected instance to invoke the method on.</param>
+		/// <param name="parameters">The parameters of the called method.</param>
+		/// <returns>An awaitable <see cref="Task"/> with result.</returns>
+		public static async Task<TResult> InvokeAsync<TResult>(this MethodInfo methodInfo, object obj, params object[] parameters)
+		{
+			var task = (Task)methodInfo.Invoke(obj, parameters);
+			await task.ConfigureAwait(false);
+
+			var resultPropertyInfo = task.GetType().GetProperty("Result");
+			return (TResult)resultPropertyInfo.GetValue(task);
+		}
+	}
+}