目录前言1.用户登录权限效验1.1 Spythonpring AOP 实现用户统一登录验证1.2 Spring 拦截器1.2.1 自定义拦截器1.2.2 将自定义拦截器加入到系统配置1.3 拦截器实现原理2.统一异常处理3.统一数据返回格式3.1 统一数据返
I have a simple tree which takes the shape below ROOT /\\ AB /\\ A1B1 \\ B11 This is stored in a DB table CLASSES that is self referencing.