package com.shove.util;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
public class CookieUtils {
/**
* 从Cookie里获取指定的值
* @param request
* @param compName 键
* @return
*/
public static Object getKey(HttpServletRequest request, String compName){
Cookie[] ck = request.getCookies();//返回一个数组,该数组包含这个请求中当前的所有cookie
if (ck!=null){
for (Cookie cookie : ck) {
String key = cookie.getName();
if(compName.equals(key)){//对比
return cookie.getValue();
}
}
}
return null;
}
}