It was 1.3, but the interesting features were disabled in production builds until 1.5, http://docs.oracle.com/javase/specs/jls/se7/html/jls-0-preface3.html http

It was 1.3, but the interesting features were disabled in production builds until 1.5, http://docs.oracle.com/javase/specs/jls/se7/html/jls-0-preface3.html http://docs.oracle.com/javase/specs/jls/se7/html/jls-0-prefa...