package com.lzg.webproject1;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class GetServerInfoServlet extends HttpServlet {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out
.println("<!DOCTYPE HTML PUBLIC /"-//W3C//DTD HTML 4.01 Transitional//EN/">");
out.println("<HTML>");
out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
out.println(" <BODY>");
out.println(" <table>");
printContent(request, out);
out.println(" </table>");
out.println(" </BODY>");
out.println("</HTML>");
out.flush();
out.close();
}
public void printContent(HttpServletRequest request,PrintWriter out)
{
Enumeration e = request.getHeaderNames();
out.println("server name:"+request.getServerName()+"</br>");
out.println("server ip"+request.getRemoteAddr()+"</br>");
out.println("server port"+request.getServerPort()+"</br>");
out.println("server protocol:"+request.getRemoteAddr()+"</br>");
out.println("server contextpath:"+request.getContextPath()+"</br>");
out.println("server scheme:"+request.getScheme()+"</br>");
out.println("server method:"+request.getMethod()+"</br>");
out.println("server uri:"+request.getRequestURI()+"</br>");
String name = "";
while (e.hasMoreElements())
{
name = (String)e.nextElement();
out.println(name+":"+request.getHeader(name)+"</br>");
}
}
}
用servlet获得服务器和客户端信息
最新推荐文章于 2021-08-10 13:38:19 发布