The call for papers for the JavaOne conference (2nd-6th October, 2011 in San Francisco) has gone out. For a submission to be considered it needs to fall into one of the Java tracks:
Core Java Platform
Emerging Languages, Tools and Techniques
Enterprise Service Architectures and the Cloud
Java EE Web Profile and Platform Technologies
Java ME, Mobile, Embedded, and Devices
Java SE, Client-Side Technologies and Rich User Experiences
The Java Frontier
The closing date for submissions is at the end of May 23rd, 2011 (PDT). For more information on the submission process have a look at the Call For Papers portal. Notifications for papers accepted will be sent out in June.
If you want to find out more about JavaOne 2011, check out the official website, or follow the news on Twitter: @javaoneconf.