server.servlets.RequestHeaderExample (Java2HTML)

package server.servlets;

/* $Id: RequestHeaderExample.java,v 1.2 1999/03/17 02:36:50 duncan Exp $
 *
 */

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import java.util.ResourceBundle;

/**
 * Example servlet showing request headers
 *
 * @author James Duncan Davidson <duncan@eng.sun.com>
 */

public class RequestHeaderExample extends HttpServlet {

    ResourceBundle rb = ResourceBundle.getBundle("LocalStrings");

    public void doGet(HttpServletRequest request,
                      HttpServletResponse response)
            throws IOException, ServletException {
        response.setContentType("text/html");

        PrintWriter out = response.getWriter();
        out.println("<html>");
        out.println("<body bgcolor=\"white\">");
        out.println("<head>");

        String title = rb.getString("requestheader.title");
        out.println("<title>" + title + "</title>");
        out.println("</head>");
        out.println("<body>");

        // all links relative

        out.println("<a href=\"../servlets/reqheaders.html\">");
        out.println("<img src=\"../images/code.gif\" height=24 " +
                "width=24 align=right border=0 alt=\"view code\"></a>");
        out.println("<a href=\"../servlets/index.html\">");
        out.println("<img src=\"../images/return.gif\" height=24 " +
                "width=24 align=right border=0 alt=\"return\"></a>");

        out.println("<h3>" + title + "</h3>");
        out.println("<table border=0>");
        Enumeration e = request.getHeaderNames();
        while (e.hasMoreElements()) {
            String headerName = (String) e.nextElement();
            String headerValue = request.getHeader(headerName);
            out.println("<tr><td bgcolor=\"#CCCCCC\">" + headerName);
            out.println("</td><td>" + headerValue + "</td></tr>");
        }
        out.println("</table>");
    }

    public void doPost(HttpServletRequest request,
                       HttpServletResponse response)
            throws IOException, ServletException {
        doGet(request, response);
    }

}