1 files changed, 43 insertions, 0 deletions

diff --git a/src/wixext/DifxAppExtensionData.cs b/src/wixext/DifxAppExtensionData.cs
new file mode 100644
index 00000000..266f5ee4
--- /dev/null
+++ b/src/wixext/DifxAppExtensionData.cs
@@ -0,0 +1,43 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixToolset.Extensions
+{
+    using System;
+    using System.Reflection;
+    using WixToolset.Data;
+    using WixToolset.Extensibility;
+
+    /// <summary>
+    /// The WiX Toolset Driver Install Frameworks for Applications Extension.
+    /// </summary>
+    public sealed class DifxAppExtensionData : ExtensionData
+    {
+        private static TableDefinitionCollection tableDefinitions;
+
+        /// <summary>
+        /// Gets the optional table definitions for this extension.
+        /// </summary>
+        /// <value>The optional table definitions for this extension.</value>
+        public override TableDefinitionCollection TableDefinitions
+        {
+            get
+            {
+                return DifxAppExtensionData.GetExtensionTableDefinitions();
+            }
+        }
+
+        /// <summary>
+        /// Internal mechanism to access the extension's table definitions.
+        /// </summary>
+        /// <returns>Extension's table definitions.</returns>
+        internal static TableDefinitionCollection GetExtensionTableDefinitions()
+        {
+            if (null == DifxAppExtensionData.tableDefinitions)
+            {
+                DifxAppExtensionData.tableDefinitions = ExtensionData.LoadTableDefinitionHelper(Assembly.GetExecutingAssembly(), "WixToolset.Extensions.Data.tables.xml");
+            }
+
+            return DifxAppExtensionData.tableDefinitions;
+        }
+    }
+}