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/shared/WebappListener.java package shared; import java.sql.Driver; import java.sql.DriverManager; import java.util.Enumeration; import javax.servlet.ServletContextEvent; import javax.servlet.ServletContextListener; import javax.servlet.annotation.WebListener; @WebListener public class WebappListener implements ServletContextListener { public void contextInitialized(ServletContextEvent sce) {} public void contextDestroyed(ServletContextEvent sce) { try { Enumeration<Driver> enumer = DriverManager.getDrivers(); while (enumer.hasMoreElements()) { System.out.println("Forms: deregisterd driver"); DriverManager.deregisterDriver(enumer.nextElement()); } } catch (java.sql.SQLException se) { se.printStackTrace(); } shared.HibernateHelper.closeFactory(); } }

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