The JavaOne conference brings together Java experts and enthusiasts for an extraordinary week of learning and networking focused entirely on all things Java. With more than 400 sessions covering topics that span the breadth of the Java universe, keynotes from foremost Java visionaries, and expert-led hands-on learning opportunities, JavaOne is the world's most important event for the Java community. By registering for JavaOne San Francisco, you join the community of Java technologists dedicated to expanding their Java skills and moving the #1 development platform forward. JavaOne 2012. September 30 - October 4, 2012.