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- 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操作类
- * @author IT媛
- * @date 2014年12月25日
- */
- public class CookieUtil {
- private static String default_path ="/";
- private static int default_age =60*60*60*24*2;//默认保存2day时间
- // 设置age
- public static void addCookie(String name,String value,
- HttpServletResponse response,int age) throws UnsupportedEncodingException{
- Cookie cookie =
- new Cookie(name,URLEncoder.encode(value,"utf-8"));
- cookie.setMaxAge(age);
- cookie.setPath(default_path);
- //绑定域名设置
- //cookie.setDomain("");
- response.addCookie(cookie);
-
- }
- //默认的
- public static void addCookie(String name,String value,HttpServletResponse
- response) throws UnsupportedEncodingException{
- addCookie(name,value,response,default_age);
-
- }
- public static String findCookie(String name,HttpServletRequest request)
- throws UnsupportedEncodingException{
- String value = null;
- Cookie[] cookies = request.getCookies();
- if(cookies!=null){
- for(int i=0;i<cookies.length;i++){
- Cookie cookie = cookies[i];
- if(cookie.getName().equals(name)){
- value = URLDecoder.decode(cookie.getValue(), "utf-8");
- }
- }
- }
- return value;
- }
- public static void deleteCookie(String name,HttpServletResponse
- response){
- Cookie cookie = new Cookie(name,"");
- cookie.setMaxAge(0);
- cookie.setPath(default_path);
- response.addCookie(cookie);
- }
- }
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