Cookie实现客户访问网站统计数量

Cookie的工具类

package cn.count; import java.io.UnsupportedEncodingException; import java.net.URLDecoder; import java.net.URLEncoder; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /**  * Cookie的工具类，提供了cookie的添加和读取  * @author soft01  *  */ public class TeacherCookieUtil { /** * 添加Cookie * @param name * @param value * @param age * @param path * @param response * @throws UnsupportedEncodingException */ public static void addCookie(String name,String value, int age,String path,HttpServletResponse response) throws UnsupportedEncodingException { response.setContentType("text/ht