获取token中的用户信息 @param token 用户请求中的令牌 @param publicKey 公钥 @return 用户信息 @throws Exception

得到Cookie的值, 不编码 @param request @param cookieName @return

从文件中读取密钥 @param filename 私钥保存路径，相对于classpath @return 私钥对象 @throws Exception

* Use function string name to check built-in types, * because a simple equality check will fail when running * across different vms / iframe

判断字符串是否是数值格式 @param str @return

* Check if two values are loosely equal - that is, * if they are plain objects, do they have the same shape?

* Merge two option objects into a new one. * Core utility used in both instantiation and inheritance.

* Ensure a function is called only once.

根据id查询商品分类 @param ids