package cz.cuni.mff.d3s.been.web.pages; import org.apache.tapestry5.EventContext; import org.apache.tapestry5.services.HttpError; /** * @author Kuba Brecka */ public class Index extends Page { Object onActivate(EventContext context) { if (context.getCount() == 0) return Overview.class; return new HttpError(404, "Resource not found."); } }