--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/com.nokia.carbide.cpp.featureTracker/src/com/nokia/carbide/cpp/internal/api/featureTracker/IFeatureUseTracker.java	Fri Apr 03 23:33:03 2009 +0100
@@ -0,0 +1,34 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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.
+*
+*/
+package com.nokia.carbide.cpp.internal.api.featureTracker;
+
+/**
+ * Interface to use for clients implementing the 'featureUseTracker'
+ * extension point
+ * 
+ * Any use should guarantee not to block.
+ */
+public interface IFeatureUseTracker {
+	
+	/**
+	 * Start using the feature (a.k.a. 'checkout')
+	 * @param featureName - The string of the feature to be used
+	 */
+	public void startUsingFeature(String featureName);
+	
+	/**
+	 * Called after 'startUsingFeature' once a feature is no longer being used
+	 * @param featureName - The string of the feature being used
+	 */
+	public void stopUsingFeature(String featureName);
+}