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jStates is a java library for easy state machine design and implementation.It uses XML to define states and state transitions. jStates is aimed at easy integration with desktop J2SE applications, Struts, Commons Validator, Web and other J2EE technologies
GUJ is a virtual user group from Brazil. We are one of the most influent and active group in the community. GUJ was stared at August 2002. Having 40000+ users, who every day discuss about Java, make articles and disseminates Java in the country.