/***********************************************************************\
//                                                                      *
//      SnoopServlet.java                                        	*
//                                                                      *
//      Purpose: A straight copy of SnoopServlet from the 		*
//	Servlet 2.2 reference implementation, modified to inherit 	*
//	from MaybeUploadServlet.					*
//                                                                      *
//      Author:    Simon Brooke                                         *
//      Created:   5th January 2000                                   	*
//	$Revision: 1.3 $; $Date: 2001/01/09 12:44:50 $		*
//                                                                      *
//***********************************************************************/

package uk.co.weft.maybeupload;


import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import java.util.Vector;
import javax.servlet.*;
import javax.servlet.http.*;

/** A copy of SnoopServlet from the Servlet 2.2 reference
 *  implementation, modified to inherit from MaybeUploadServlet.
 *
 *  @author James Duncan Davidson <duncan@eng.sun.com>
 *  @author Jason Hunter <jch@eng.sun.com>
 *  This modification by @author $Author: simon $
 */

public class SnoopServlet extends MaybeUploadServlet 
{

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

    public void doGet( MaybeUploadRequestWrapper request, 
		       HttpServletResponse response)
        throws ServletException, IOException
    {
        PrintWriter out = response.getWriter();
        response.setContentType("text/plain");

        out.println("Snoop Servlet - modified, handles multipart/form-data");
	out.println();
	out.println("Servlet init parameters:");
	Enumeration e = getInitParameterNames();
	while (e.hasMoreElements()) {
	    String key = (String)e.nextElement();
	    String value = getInitParameter(key);
	    out.println("   " + key + " = " + value); 
	}
	out.println();

	out.println("Context init parameters:");
	ServletContext context = getServletContext();
	Enumeration enum = context.getInitParameterNames();
	while (enum.hasMoreElements()) {
	    String key = (String)enum.nextElement();
            Object value = context.getInitParameter(key);
            out.println("   " + key + " = " + value);
	}
	out.println();

	out.println("Context attributes:");
	enum = context.getAttributeNames();
	while (enum.hasMoreElements()) {
	    String key = (String)enum.nextElement();
            Object value = context.getAttribute(key);
            out.println("   " + key + " = " + value);
	}
	out.println();
	
        out.println("Request attributes:");
        e = request.getAttributeNames();
        while (e.hasMoreElements()) {
            String key = (String)e.nextElement();
            Object value = request.getAttribute(key);
            out.println("   " + key + " = " + value);
        }
        out.println();
        out.println("Servlet Name: " + getServletName());
        out.println("Protocol: " + request.getProtocol());
        out.println("Scheme: " + request.getScheme());
        out.println("Server Name: " + request.getServerName());
        out.println("Server Port: " + request.getServerPort());
        out.println("Server Info: " + context.getServerInfo());
        out.println("Remote Addr: " + request.getRemoteAddr());
        out.println("Remote Host: " + request.getRemoteHost());
        out.println("Character Encoding: " + request.getCharacterEncoding());
        out.println("Content Length: " + request.getContentLength());
        out.println("Content Type: "+ request.getContentType());
        out.println("Locale: "+ request.getLocale());
        out.println("Default Response Buffer: "+ response.getBufferSize());
        out.println();
        out.println("Parameter names in this request:");
        e = request.getParameterNames();
        while (e.hasMoreElements()) 
	    {
		String key = (String)e.nextElement();
		Object value = request.get(key);

		if ( value instanceof Vector)
		    {
			Vector vec = ( Vector) value;
			Enumeration elts = vec.elements();
			int i = 0; 

			out.println("   " + key + " [Vector with " +
				    vec.size() + " elements]");

			while ( elts.hasMoreElements())
			    {
				value = elts.nextElement();

				out.println( "      element " + i++ + " [" +
					     value.getClass().getName() + 
					     "] = " + value);
			    }
		    }
		else if ( value == null)
		    {
			out.println("   " + key + " [" + 
				"null value" + "]");
		    }
		else
		    out.println("   " + key + " [" + 
				value.getClass().getName() + "] = " + value);
	    }
        out.println();
        out.println("Headers in this request:");
        e = request.getHeaderNames();
        while (e.hasMoreElements()) {
            String key = (String)e.nextElement();
            String value = request.getHeader(key);
            out.println("   " + key + ": " + value);
        }
        out.println();  
        out.println("Cookies in this request:");
        Cookie[] cookies = request.getCookies();
        for (int i = 0; i < cookies.length; i++) {
            Cookie cookie = cookies[i];
            out.println("   " + cookie.getName() + " = " + cookie.getValue());
        }
        out.println();

        out.println("Request Is Secure: " + request.isSecure());
        out.println("Auth Type: " + request.getAuthType());
        out.println("HTTP Method: " + request.getMethod());
        out.println("Remote User: " + request.getRemoteUser());
        out.println("Request URI: " + request.getRequestURI());
        out.println("Context Path: " + request.getContextPath());
        out.println("Servlet Path: " + request.getServletPath());
        out.println("Path Info: " + request.getPathInfo());
	out.println("Path Trans: " + request.getPathTranslated());
        out.println("Query String: " + request.getQueryString());

        out.println();
        HttpSession session = request.getSession();
        out.println("Requested Session Id: " +
                    request.getRequestedSessionId());
        out.println("Current Session Id: " + session.getId());
	out.println("Session Created Time: " + session.getCreationTime());
        out.println("Session Last Accessed Time: " +
                    session.getLastAccessedTime());
        out.println("Session Max Inactive Interval Seconds: " +
                    session.getMaxInactiveInterval());
        out.println();
        out.println("Session values: ");
        Enumeration names = session.getAttributeNames();
        while (names.hasMoreElements()) {
            String name = (String) names.nextElement();
            out.println("   " + name + " = " + session.getAttribute(name));
        }
    }
}