Enrico,
I believe a 404 error is the web server telling you that it can't find the
file you are looking for. You simply need to give it the correct URL...as
in with the JSP 1.0 download http://<local-host>:8080/examples/jsp/<your
dir>/<your>.html....Did you try this?
> -----Original Message-----
> From: /servlet-interest <Enrico Mancin> [SMTP:[EMAIL PROTECTED]]
> Sent: Thursday, June 03, 1999 6:25 AM
> To: [EMAIL PROTECTED]
> Subject: R: Model II Problem
>
> Hi,
> I have noticed that you encountered my same problem.
>
> Have you found a solution?
>
> Can someone help me?
>
> Thanks in advance.
> Enrico
>
> _______________________________________________________
>
> Friends,
>
> I'm running the JSP1.0 ref impl on NT4, and regular JSP's work fine.
> I decided to try the 'Model II' approach and, lo & behold, it doesn't
> work.
> Here's the steps:
>
> 1. I have an HTML form that submits a text field to a servlet
> 2. Here's the servlet: (it compiles fine)
>
> import javax.servlet.*;
> import javax.servlet.http.*;
> import java.io.*;
> import hello.*;
>
> public class HelloServlet extends HttpServlet {
>
> public void init(ServletConfig config) throws ServletException
> {super.init(config);}
>
> public void doPost(HttpServletRequest request, HttpServletResponse
> response)
> throws ServletException, IOException {
> //Get the session object
> HttpSession session = request.getSession(true);
> //create the 'there' class
> there thing = new there() ;
> String text = "{" + request.getParameterValues("sample")[0] + "}" ;
>
> thing.setSample (text);
> session.putValue("thing", thing);
>
> getServletContext().getRequestDispatcher("/examples/jsp/hello/hello.jsp").
> fo
> rward
>
> (request, response);
> }
> }
>
> 3. Here's the bean:
>
> package hello;
>
> public class there {
> private String sample = "<No Data>";
>
> public there() { }
>
> public String getSample() {return "You entered:<b>" + sample + "</b>";}
>
> public void setSample(String newSample) {sample = newSample; }
> }
>
> 4. Here's the JSP:
>
> <jsp:useBean id="foo" scope="session" class="hello.there" />
> <jsp:setProperty name="foo" property="*" />
> <html>
> <head>
> <title>Hello</title>
> </head>
> <body>
> <jsp:getProperty name="foo" property="Sample"/>
> </body>
> </html>
>
> 5. This is the result of submitting the form to the Servlet:
>
> Error: 404
> No detailed message
>
> What is wrong with my code?
>
> 6. I then modified the servlet's doPost() to return an HTML page with a
> link
> to
> the JSP, as in:
>
> public void doPost(HttpServletRequest request, HttpServletResponse
> response)
> throws ServletException, IOException {
> //Get the session object
> HttpSession session = request.getSession(true);
> //create the 'there' class
> there thing = new there() ;
> String text = "{" + request.getParameterValues("sample")[0] + "}" ;
>
> thing.setSample (text);
> session.putValue("thing", thing);
>
>
> //getServletContext().getRequestDispatcher("/examples/jsp/hello/hello.jsp"
> ).
> forward
>
> (request, response);
>
> PrintWriter out = response.getWriter();
>
> out.println("<html><head><title>Hello</title></head><body>" );
> out.println("You Said:<b>" + text + "</b>" );
> out.println("<a href='/examples/jsp/hello/hello.jsp'>Go to JSP</a>" );
> out.println("</body></html>" );
> }
>
> 7. The JSP finds nothing in the bean:
>
> You entered:
>
> 8. To determine if the servlet was, in fact, placing the bean into the
> session,
> I modified doPost() again to return a link to another servlet:
>
> public void doPost(HttpServletRequest request, HttpServletResponse
> response)
> throws ServletException, IOException {
> //Get the session object
> HttpSession session = request.getSession(true);
> //create the 'there' class
> there thing = new there() ;
> String text = "{" + request.getParameterValues("sample")[0] + "}" ;
>
> thing.setSample (text);
> session.putValue("thing", thing);
>
>
> //getServletContext().getRequestDispatcher("/examples/jsp/hello/hello.jsp"
> ).
> forward
>
> (request, response);
>
> PrintWriter out = response.getWriter();
>
> out.println("<html><head><title>Hello</title></head><body>" );
> out.println("You Said:<b>" + text + "</b>" );
> out.println("<a href='/examples/servlet/TargetServlet'>Go to Target
> Servlet</a>" );
> out.println("</body></html>" );
> }
>
> 9, The doGet() of the Target servlet looks like:
>
> public void doGet(HttpServletRequest request, HttpServletResponse
> response)
> throws ServletException, IOException {
> //Get the session object
> HttpSession session = request.getSession(true);
> //create the 'there' class
> there thing = (there) session.getValue("thing") ;
>
> String text = thing.getSample ();
>
> PrintWriter out = response.getWriter();
>
> out.println("<html><head><title>Target</title></head><body>" );
> out.println("I found:<b><font color=red>" + text + "</font></b> in the
> session" );
> out.println("</body></html>" );
> }
>
> 10. This works fine:
>
> I found:You entered:{Yeah!} in the session
>
> So, I have 2 questions:
>
> 1. Why doesn't my Servlet->JSP code work?
> 2. Why do I have to restart JSP1.0 every time I change the servlet? Isn't
> the
> servlet engine supposed to reload a changed servlet?
>
> Thanks in advance.
> - Neville
>
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