You don't need JSNI, there's a JsDate<http://google-web-toolkit.googlecode.com/svn/javadoc/latest/com/google/gwt/core/client/JsDate.html>class.
Also, have a look at GodaTime, or JodaTime-GWT. The JodaTime is much cleaner and easier to use, and close to what's coming to Java 8 (JSR-310, alpha code at threeten.sourceforge.net) -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-web-toolkit/-/YQARJjHMGOAJ. To post to this group, send email to google-web-toolkit@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.