shiro登录和验证

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/sinat_28729797/article/details/83543492

判断是否登录

User user = (User) SecurityUtils.getSubject().getPrincipal();

if (user != null) {
                flag = true;
  }

登出

Subject subject = SecurityUtils.getSubject();

subject.logout();

登陆

UsernamePasswordToken token = new UsernamePasswordToken(username, password, true, getIpAddress(request));
                  login(token);