Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Data.Entity/System/Data/Mapping/ObjectMslConstructs.cs

@@ -0,0 +1,28 @@
+//---------------------------------------------------------------------
+// <copyright file="ObjectMslConstructs.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace System.Data.Mapping
+{
+    /// <summary>
+    /// Defines all the string constrcuts defined in OC MSL specification
+    /// </summary>
+    internal static class ObjectMslConstructs {
+        #region Fields
+        internal const string MappingElement = "Mapping";
+        internal const string AliasElement = "Alias";
+        internal const string AliasKeyAttribute = "Key";
+        internal const string AliasValueAttribute = "Value";
+        internal const char IdentitySeperator = ':';
+        #endregion
+    }
+}