This plans to be an interesting session by Red Hat's Arun Gupta, the renown Java expert.
"On November 4, 2013, Oracle announced that its GlassFish Server 4.x with commercial Java™ EE 7 support won’t be released. If you’re a production user of GlassFish, your options are to take a risk by continuing on an unsupported platform or to migrate your applications elsewhere.
Read more at: New Webinar on Jan 8: WildFly for Innovation, Red Hat JBoss EAP for Commercial Support | Miles to go 2.0 ... | Planet JBoss Community.
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