通过response的write留输出数据的问题

package cn.itcast.response;

import java.io.IOException;

import java.io.PrintWriter;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

//通过response的write留输出数据的问题

public class ResponseDemo2 extends HttpServlet implements test1 {

public void doGet(HttpServletRequest request, HttpServletResponse response)

throws ServletException, IOException {

test1(response);

}

public void test2(HttpServletResponse response) throws IOException {

//设置response的码表,以控制response以什么码表想浏览器写出数据

response.setCharacterEncoding("UTF-8");

//指定浏览器以什么码表打开服务器发送数据

//response.setHeader("content-type", "text/html;charset=UTF-8");

response.setContentType("text/html;charset=UTF-8");

String data = "中国";

PrintWriter out = response.getWriter();

out.write(data);

}

public void test1(HttpServletResponse response) throws IOException {

//设置response的码表,以控制response以什么码表想浏览器写出数据

response.setCharacterEncoding("UTF-8");

//指定浏览器以什么码表打开服务器发送数据

response.setHeader("content-type", "text/html;charset=UTF-8");

String data = "中国";

PrintWriter out = response.getWriter();

out.write(data);

}

public void doPost(HttpServletRequest request, HttpServletResponse response)

throws ServletException, IOException {

}

}