이클립스 에러 Access restriction: The type Cookie is not accessible

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Access restriction : The type Cookie is not accesible due to restriction on required library

참고소스

http://stackoverflow.com/questions/860187/access-restriction-on-class-due-to-restriction-on-required-library-rt-jar/2174607#2174607

이클립스에서 project - properties 들어가서 java build path에 있는 Libraries 탭에서 JRE System Library를 remove한다

Add Library를 클릭하여 JRE System Library를 다시 추가한다