http://www.csdn.net/expert/Topic/56289.shtm

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  1.   

    出现404错误有时是你的程序本身问题,它没有输出任何东西时会这样的。试一下下面这个程序,如果还是不正常,再与我联系吧。[email protected] java.io.*;
    import javax.servlet.*;
    import javax.servlet.http.*;public class HelloWorld extends HttpServlet {
        public void doGet(HttpServletRequest request,
                          HttpServletResponse response)
            throws IOException, ServletException
        {
            response.setContentType("text/html");
            PrintWriter out = response.getWriter();        out.println("<html>");
            out.println("<head>");
    out.println("<title> hello word sharetop </title>");
            out.println("</head>");
            out.println("<body bgcolor=\"white\">");
            out.println("<body>");
            out.println("<h1>hello world sharetop studio </h1>");
            out.println("</body>");
            out.println("</html>");
        }
    }