ProgFest 2005 Platform Matthew Nelson December 10, 2005 CSULA

Introduction Annual programming competition Community colleges and high schools Web application organizes event and manages communication

Motivation Judging prone to human error Inconsistent and difficult to navigate Unstable Poor persistence design Teams unable to share files

Users Registrants –Read competition information –Add school –Register team

Users Contestants –Ask questions to judges –View responses to questions –Submit problem solutions –View team ranking –Share files with teammates

Users Judges –Respond to unanswered questions –Score pending submissions

Technology J2EE JSP and Servlets Spring Framework HibernatePostgreSQL Jakarta Commons

Development Tools Ant Jakarta Tomcat EclipseSubversion

Architecture Presentation Tier –Spring MVC Framework –JSP Business Tier –POJOs Persistence Layer –DAOs –Hibernate –Spring Transaction Management

Presentation Tier JSP/Servlet Container Spring Dispatcher Servlet ControllersJSP Views Interceptors DAO Interface Application Configuration

Business Tier School Team SubmissionQuestion Contestant DAO Interface

Persistence Layer DAO Interface Spring Transaction Proxy DAO Implementation Hibernate Spring Hibernate Templates Mapping Configuration PostgreSQL Schema

Security Inter-team communication –Unanswered questions are hidden –Declarative authentication model Outside interaction –Team passwords provided at sign-in –IP blocking Full event log

Future Work Administrator Console Time Interval Management Feedback mechanism Suggested improvements –acm.calstatela.edu/forum

Call for Volunteers MarketingProctoringJudging Parking Information Sign-in … Food Distribution … Food Distribution Saturday, February 19, 2005 Contact Dr. Pamula