The Oracle acquisition of Sun Microsystems is hard to comment on related to the open source software policy. Oracle is known as a closed source company embracing open standards. What will happen with the high-performance and stable (open source) SOA/ESB software stack of Sun Microsystems?
The Glassfish Portfolio is a high-performance, reliable and very stable application [...]
What Is Fuji About?
Project Fuji forms the core component of Open ESB v3 effort and represents Sun’s next generation open source integration runtime, focused on providing a lightweight, developer-friendly, and extensible platform for composite application development.
For a great explaination on project Fuji and OpenESB see this presentation (with comments from Andreas Egloff: Lead Architect SOA/BI, [...]
Great webcast describes how high availability can be achieved in GlassFish Enterprise Server
Webcast: https://www.sun.com/offers/details/glassfish_high_availability.xml
A nice guide with information about migration issues and resources.
Webcast: https://www.sun.com/offers/details/migrating_glassfish.xml