Edit D:\app\Administrator\product\11.2.0\dbhome_1\owb\jrt\default-web-app\WEB-INF\classes\SnoopServlet.java

/*
 * @(#)SnoopServlet.java	1.20 97/11/17
 * 
 * Copyright (c) 1995, 2004, Oracle. All rights reserved.  
 * 
 * This software is the confidential and proprietary information of Sun
 * Microsystems, Inc. ("Confidential Information").  You shall not
 * disclose such Confidential Information and shall use it only in
 * accordance with the terms of the license agreement you entered into
 * with Sun.
 * 
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
 * SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 * PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES
 * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
 * THIS SOFTWARE OR ITS DERIVATIVES.
 * 
 * CopyrightVersion 1.0
 */

import java.io.*;
import java.util.*;

import javax.servlet.*;
import javax.servlet.http.*;

/**
 * Snoop servlet. This servlet simply echos back the request line and
 * headers that were sent by the client, plus any HTTPS information
 * which is accessible.
 *
 * @author Various
 * @version 1.20
 */
public
class SnoopServlet extends HttpServlet {

public void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
        doGet(req, res);
    }

public void doGet(HttpServletRequest req, HttpServletResponse res)
            throws ServletException, IOException {
        PrintWriter out;

res.setContentType("text/html;charset=UTF-8");
        out = res.getWriter();

out.println("<html>");
        out.println("<head><title>Snoop Servlet</title></head>");
        out.println("<body>");

out.println("<h1>Requested URL:</h1>");
        out.println("<pre>");
        out.println(HttpUtils.getRequestURL(req).toString());
        out.println("</pre>");

Enumeration enum = getServletConfig().getInitParameterNames();
        if (enum != null) {
            boolean first = true;
            while (enum.hasMoreElements()) {
                if (first) {
                    out.println("<h1>Init Parameters</h1>");
                    out.println("<pre>");
                    first = false;
                }
                String param = (String) enum.nextElement();
                out.println(" " + param + ": " + getInitParameter(param));
            }
            out.println("</pre>");
        }

out.println("<h1>Request information:</h1>");
        out.println("<pre>");

print(out, "Request method", req.getMethod());
        print(out, "Request URI", DemoUtil.HTMLReplace(req.getRequestURI()));
        print(out, "Request protocol", req.getProtocol());
        print(out, "Servlet path", req.getServletPath());
        print(out, "Path info", DemoUtil.HTMLReplace(req.getPathInfo()));
        print(out, "Path translated", req.getPathTranslated());
        print(out, "Query string", req.getQueryString());
        print(out, "Content length", req.getContentLength());
        print(out, "Content type", req.getContentType());
        print(out, "Character Encoding", req.getCharacterEncoding());
        print(out, "Server name", req.getServerName());
        print(out, "Server port", req.getServerPort());
        print(out, "Remote user", req.getRemoteUser());
        print(out, "Remote address", req.getRemoteAddr());
        print(out, "Remote host", req.getRemoteHost());
        print(out, "Authorization scheme", req.getAuthType());

out.println("</pre>");

Enumeration e = req.getHeaderNames();
        if (e.hasMoreElements()) {
            out.println("<h1>Request headers:</h1>");
            out.println("<pre>");
            while (e.hasMoreElements()) {
                String name = (String) e.nextElement();
                out.println(" " + DemoUtil.HTMLReplace(name) + ": " +
                            DemoUtil.HTMLReplace(req.getHeader(name)));
            }
            out.println("</pre>");
        }

e = req.getParameterNames();
        if (e.hasMoreElements()) {
            out.println("<h1>Servlet parameters (Single Value style):</h1>");
            out.println("<pre>");
            while (e.hasMoreElements()) {
                String name = (String) e.nextElement();
                out.println(" " + DemoUtil.HTMLReplace(name) + " = " +
                            DemoUtil.HTMLReplace(req.getParameter(name)));
            }
            out.println("</pre>");
        }

e = req.getParameterNames();
        if (e.hasMoreElements()) {
            out.println("<h1>Servlet parameters (Multiple Value style):</h1>");
            out.println("<pre>");
            while (e.hasMoreElements()) {
                String name = (String) e.nextElement();
                String vals[] = (String[]) req.getParameterValues(name);
                if (vals != null) {
                    out.print("<b> " + DemoUtil.HTMLReplace(name) + " = </b>");
                    out.println(DemoUtil.HTMLReplace(vals[0]));
                    for (int i = 1; i < vals.length; i++) {
                        out.println("           " +
                                    DemoUtil.HTMLReplace(vals[i]));
                    }
                }
                out.println("<p>");
            }
            out.println("</pre>");
        }

out.println("</body></html>");
    }

private void print(PrintWriter out, String name, String value) {
        out.print(" " + DemoUtil.HTMLReplace(name) + ": ");
        out.println(value == null ? "&lt;none&gt;" :
                    DemoUtil.HTMLReplace(value));
    }

private void print(PrintWriter out, String name, int value) {
        out.print(" " + DemoUtil.HTMLReplace(name) + ": ");
        if (value == -1) {
            out.println("&lt;none&gt;");
        } else {
            out.println(value);
        }
    }
}

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