Follow along as java architect abhijit belapurkar leads this detailed , behind - the - scenes introduction to two distinctly different yet related models of authorization : the code - centric model of the java 2 platform security architecture and the user - centric model of the java authentication and authorization service 聽java體系架構師abhijit belapurkar講解兩種不同(但相關)的授權模型的詳細的、幕后的介紹:以代碼為中心的java 2平臺安全體系結構和以用戶為中心的java認證和授權服務。