Real Time statistics and analytics Java EE 6 software for blogs (tested with roller) and webapps. x-ray is an opensource vanilla Java EE 6 (REST/JAX-RS, CDI, EJB, JPA) app, tested on Glassfish v3.1, built with Maven 3 / hudson and developed with NetBeans 7.
X-ray is the sample app of the Real World Night Hacks book.