http://lmgtfy.com/?q=the+longest+java+class+name



http://www.pushing-pixels.org/2007/11/07/and-the-longest-jre-class-name-is.html
InternalFrameInternalFrameTitlePaneInternalFrameTitlePaneMaximizeButtonWindowNotFocusedState

http://jacek-e.blogspot.kr/2011/07/longest-class-name-in-java.html
PreAuthenticatedGrantedAuthoritiesWebAuthenticationDetails

http://theartofservice.com/what-are-the-longest-java-class-names-in-java-api-or-famous-open-source-libraries.html
InternalFrameInternalFrameTitlePaneInternalFrameTitlePaneMaximizeButtonWindowNotFocusedState


애초에 이런게 이슈가 될 수 있다는 것이 극혐