push notification helper library

http://windowsteamblog.com/windows_phone/b/wpdev/archive/2011/01/14/windows-push-notification-server-side-helper-library.aspx
http://create.msdn.com/en-us/education/catalog/article/pnhelp-wp7

main/Libs/PushRecipe_WP7_SL/Source/WindowsPhone.Recipes.Push.Messasges/MessageSendException.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Net;
+
+using WindowsPhone.Recipes.Push.Messasges.Properties;
+
+namespace WindowsPhone.Recipes.Push.Messasges
+{
+    /// <summary>
+    /// Represents errors that occur during push notification message send operation.
+    /// </summary>
+    public class MessageSendException : Exception
+    {
+        /// <summary>
+        /// Gets the message send result.
+        /// </summary>
+        public MessageSendResult Result { get; private set; }
+
+        /// <summary>
+        /// Initializes a new instance of this type.
+        /// </summary>
+        /// <param name="result">The send operation result.</param>
+        /// <param name="innerException">An inner exception causes this error.</param>
+        internal MessageSendException(MessageSendResult result, Exception innerException)
+            : base(Resources.FailedToSendMessage, innerException)
+        {
+            Result = result;
+        }
+    }
+}