Java EE 6

• JSR 196 - Java Authentication SPI for Containers
• JSR 236 - Concurrency Utilities (including Timer)
• JSR 237 - Work Manager for Application Servers
• JSR 299 - Web Beans 1.0 
• JSR 311 - JAX-RS: Java API for RESTful Web Services
• JSR 314 - Java Server Faces 2.0  
• JSR 315 - Servlet 3.0
• JSR 316 - Java EE 6 Specification
• JSR 317 - Java Persistence 2.0
• EJB 3.1

Post on Java EE 7 is here.

References:

• Oracle Java EE 6 | New Features in Java EE 6 | 
• Hands on Lab 
• Using CDI with JSF | CDI Tutorial
• CDI Bootstrapping | Adding |  Tutorial Part I |  II | III
• Dependency Injection 
• SOAP vs. REST