> There's a good chance that could even deploy an old, creaky "J2EE" application from 20 years ago in a modern container. Just no. No. All the different types

> There's a good chance that could even deploy an old, creaky "J2EE" application from 20 years ago in a modern container. Just no. No. All the different types of EJBs… won’t work. Neither will SOAP endpoints. And a shit ton of other stuff that JEE dropped. What are you talking about? Even XML parsing moved packages.