As many of you may already be aware, the GlassFish team has been
diligently working on the upcoming 4.0.1 release. The overall goals
of GlassFish 4.0.1 is very specific and focused:
JDK 8 certification.
Fixing high priority bugs, especially potential Java EE 7
compatibility gaps.
Architecture and design documents using UML
Hardening security and fixing security bugs.
Incorporating updates to all GlassFish components such as
Mojarra, Jersey, Grizzly, OpenMQ, HK2, EclipseLink, JAXB,...