//设置相应头     
     response.addHeader("name","zhangsan");

     response.addIntHeader("age",28);

     response.addDateHeader("brithday", date.getTime());

     response.addHeader("name","lisi");

response.setHeader("name", "wangwu");

package com.hdh.header;

import java.io.IOException;

import java.sql.Date;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

public class HeaderServlet extends HttpServlet {

    protected void doGet(HttpServletRequest request, HttpServletResponse response)

            throws ServletException, IOException {

        Date date=new Date(0);

        //设置相应头

        response.addHeader("name","zhangsan");

        response.addIntHeader("age",28);

        response.addDateHeader("brithday", date.getTime());

        response.addHeader("name","lisi");

        //set设置  覆盖前面想同的设置

        response.setHeader("name", "wangwu");

    }

    protected void doPost(HttpServletRequest request, HttpServletResponse response)

            throws ServletException, IOException {

        doGet(request, response);

    }

}