org.argeo.cms/src/org/argeo/cms/internal/http/HttpFilter.java

   1 package org.argeo.cms.internal.http;
   2
   3 import java.io.IOException;
   4
   5 import javax.servlet.Filter;
   6 import javax.servlet.FilterChain;
   7 import javax.servlet.FilterConfig;
   8 import javax.servlet.ServletException;
   9 import javax.servlet.ServletRequest;
  10 import javax.servlet.ServletResponse;
  11 import javax.servlet.http.HttpServletRequest;
  12 import javax.servlet.http.HttpServletResponse;
  13 import javax.servlet.http.HttpSession;
  14
  15 /** Abstract base class for http filters. */
  16 abstract class HttpFilter implements Filter {
  17         // private final static Log log = LogFactory.getLog(HttpFilter.class);
  18
  19         protected abstract void doFilter(HttpSession httpSession,
  20                         HttpServletRequest request, HttpServletResponse response,
  21                         FilterChain filterChain) throws IOException, ServletException;
  22
  23         @Override
  24         public void doFilter(ServletRequest servletRequest,
  25                         ServletResponse servletResponse, FilterChain filterChain)
  26                         throws IOException, ServletException {
  27                 HttpServletRequest request = (HttpServletRequest) servletRequest;
  28                 doFilter(request.getSession(), request,
  29                                 (HttpServletResponse) servletResponse, filterChain);
  30         }
  31
  32         @Override
  33         public void destroy() {
  34         }
  35
  36         @Override
  37         public void init(FilterConfig arg0) throws ServletException {
  38         }
  39
  40 }