package org.webslinger.servlet;

 import java.io.IOException;

 import java.security.Principal;

 import javax.servlet.RequestDispatcher;

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletRequestWrapper;

 public class WrappedHttpServletRequest extends HttpServletRequestWrapper {

     protected final FakeServletContext context;

     protected final FakeResource resource;

     protected final Principal user;

     public WrappedHttpServletRequest(FakeServletContext context, HttpServletRequest request, FakeResource resource) {

         this(context, request, resource, null);

     }

     public WrappedHttpServletRequest(FakeServletContext context, HttpServletRequest request, FakeResource resource, Principal user) {

         super(request);

         this.context = context;

         this.resource = resource;

         this.user = user;

     }

     public FakeResource getFakeResource() {

         return resource;

     }

     public RequestDispatcher getRequestDispatcher(String path) {

         try {

             return context.getRequestDispatcher(context.resolveResource(resource, path));

         } catch (IOException e) {

             context.log(resource + ":getRequestDispatcher(" + path + ")", e);

             return null;

         }

     }

     public String getContextPath() {

         return ((HttpServletRequest) getRequest()).getContextPath();

     }

     public String getPathInfo() {

         String pathInfo = getFakeResource().getPathInfo();

         if (pathInfo.length() == 0) return null;

         return pathInfo;

     }

     public String getPathTranslated() {

         throw new UnsupportedOperationException();

     }

     public String getRequestURI() {

         return getContextPath() + getServletPath() + getPathInfo();

     }

     public StringBuffer getRequestURL() {

         throw new UnsupportedOperationException();

     }

     /** @deprecated */

     public String getServletPath() {

         return getFakeResource().getServletPath();

     }

     public Principal getUserPrincipal() {

         return user;

     }

     public boolean isUserInRole(String role) {

         return context.isUserInRole(getUserPrincipal(), role);

     }

 }