diff -r 000000000000 -r 522a326673b6 sysmodelmgr/com.symbian.smt.gui/src/com/symbian/smt/gui/smtwidgets/IXmlFileInputValidator.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sysmodelmgr/com.symbian.smt.gui/src/com/symbian/smt/gui/smtwidgets/IXmlFileInputValidator.java	Thu Mar 11 19:08:43 2010 +0200
@@ -0,0 +1,47 @@
+// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// IXmlFileInputValidator
+//
+
+
+
+package com.symbian.smt.gui.smtwidgets;
+
+/**
+ * This is an extension of the IFileInputValidator interface which caters for
+ * validation of XML files
+ * 
+ * @author barbararosi-schwartz
+ * 
+ */
+public interface IXmlFileInputValidator extends IFileInputValidator {
+	
+	/**
+	 * Determines whether or not the file identified by the provided path
+	 * is a valid XML resource. Returns a message to display if validation 
+	 * fails.
+	 * <p>
+	 * Returns <code>null</code> if validation succeeds.
+	 * <p>
+	 * The unconventional method signature follows the pattern of 
+	 * IInputValidator's isValid() method.
+	 * 
+	 * @param filePath
+	 *            the String representing the path to the file to
+	 *            be validated.
+	 * 
+	 * @return a message or <code>null</code> if no validation error
+	 */
+	public String isXmlValid(String filePath);
+}