Go to the report: zeroturnaround.com/rebellabs/abandon-fish-migrating-from-glassfish-to-jboss-or-tomee
Starting in November 2013, things began going downhill for GlassFish. Oracle announced that they were canceling the commercial supported version and that there will not be an Oracle GlassFish Server 4.0. This essentially means that GlassFish stays the reference implementation for subsequent Java EE versions, but isn’t seen as a commercial offering for customers.
Inside, you’ll see how to migrate your application and DB connections and datasource, plus what to do now with your Java EE implementations of EJB, CDI, JSF, JPA, plus all the changes you’ll need to make to your repositories, IDE, Continuous Integration server and frameworks. Go!