Class CookieCacheControlFilter

  • All Implemented Interfaces:
    javax.servlet.Filter

    public class CookieCacheControlFilter
    extends Object
    implements javax.servlet.Filter
    Browsers do not expire cache if Cookies have changed. Even if "Vary: Cookie" header is set. This filter intercepts the Last-Modified and If-Modified-Since headers to include modification of browser cookies.
    Author:
    James Leigh
    • Constructor Detail

      • CookieCacheControlFilter

        public CookieCacheControlFilter()
    • Method Detail

      • init

        public void init​(javax.servlet.FilterConfig config)
                  throws javax.servlet.ServletException
        Specified by:
        init in interface javax.servlet.Filter
        Throws:
        javax.servlet.ServletException
      • destroy

        public void destroy()
        Specified by:
        destroy in interface javax.servlet.Filter
      • doFilter

        public void doFilter​(javax.servlet.ServletRequest req,
                             javax.servlet.ServletResponse resp,
                             javax.servlet.FilterChain chain)
                      throws IOException,
                             javax.servlet.ServletException
        Specified by:
        doFilter in interface javax.servlet.Filter
        Throws:
        IOException
        javax.servlet.ServletException