1 <?xml version="1.0" encoding="utf-8"?>

     2 <!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->

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    10 <!DOCTYPE concept

    11   PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">

    12 <concept id="GUID-41D80358-473F-5B50-A09A-4F5601EAC4A9" xml:lang="en"><title> Framework Developer Tutorials</title><prolog><metadata><keywords/></metadata></prolog><conbody><p>Framework or Application designers of the plug-in framework understand interface definition design and platform security implications. They define interface definitions, extend interfaces of the framework and also provide the required resolution and upgrading mechanism.</p> </conbody></concept>