The document discusses planned features and enhancements for Java SE 7, including a new module system, language enhancements like closures and strings in switch statements, API updates like New I/O version 2 and JMX 2.0, and other additions like a new garbage collector and JavaFX for rich clients. The release is expected in summer 2009 and will focus on multiple language support, modularity, and rich clients, as well as usual API updates and performance improvements.