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UrlRedirect.javaAPI DocExample1064Tue Mar 11 07:27:28 GMT 2003com.jspservletcookbook

UrlRedirect

public class UrlRedirect extends HttpServlet

Fields Summary
Constructors Summary
Methods Summary
public voiddoGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

        
       //redirect the user depending on the value of the 'go' param
        String destination = request.getParameter("go");
        String contextPath = request.getContextPath();
        
         if(destination == null || destination.equals(""))
            throw new ServletException(
             "Missing or invalid 'go' parameter in " +
               getClass().getName());
        
        if(destination.equals("weather"))
        //ensure URL rewriting
            response.sendRedirect( 
              response.encodeRedirectURL(
                contextPath + "/weather") );
        
         if(destination.equals("maps"))
        //ensure URL rewriting
            response.sendRedirect( 
              response.encodeRedirectURL(
                contextPath + "/maps") );