import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class PrintEnv extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException
{
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("");
out.println("");
out.println("Env Variables");
out.println("");
out.println("");
out.println("Values of Environment Variables
");
out.println("SERVERNAME=" + request.getServerName() + "
");
out.println("SERVERPROTOCOL=" + request.getProtocol() + "
");
out.println("REQUEST_METHOD=" + request.getMethod() + "
");
out.println("REMOTE_USER=" + request.getRemoteHost() + "
");
out.println("");
out.println("");
}
}