[Java][Spring]随时随地取得Session的方法

[Spring]随时随地取得Session的方法

import org.springframework.web.context.request.RequestContextHolder;

import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpSession;

HttpSession session = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest().getSession();