Double schema validation for application configuration.

1. Configuration Management Meta schemas purpose

4. Separation of Concern Application Config (xml?) schema Meta-schema End Users Admins Developers Architects Actor Item Scope Production Project Framework

5. Configuration Life cycle Config Conf DAL Application Config Conf DAL … Admins Conf UI >> << xxxx xxxx xxxx End Users Developers Wizards >> << xxxx xxxx xxxx schema Meta-schema Architects Compile Personalization