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java中通过servle4t实现浏览器服务器的

ava中servlet类,首先建一个包cn.java.servlet,实现同样建一个cn.java.entity的包用来建立实体类。

本节是浏览Java-web阶段第52课时,通过继承servlet类实现了,网站模板器服从浏览器端发送请求到服务器(这时候在console输出了hello servlet),中通然后通过输出流向外输出红色字体(hello servlet))。实现这时候从浏览器发送请求用的浏览是doGet方法。服务器托管HttpServletRequest和HttpServletRequest可以看成是器服特殊的实体类,即平时所看见的中通request方法和response方法。云南idc服务商

package cn.java.Servlet;

import java.io.IOException;

import javax.servlet.ServletException;

import javax.servlet.ServletOutputStream;

import javax.servlet.annotation.WebServlet;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import javax.xml.ws.Response;

@WebServlet("/aaa")

public class HomeServlet extends HttpServlet{

@Override

protected void doGet(HttpServletRequest request,实现 HttpServletResponse response) throws ServletException, IOException {

System.out.println("hello servlet");

String str="<h1 style=color:red>hello servlet</h1>";

ServletOutputStream so=response.getOutputStream();

so.write(str.getBytes("utf-8"));

}

@Override

protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

// TODO Auto-generated method stub

super.doPost(req, resp);

}

}

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