RBAC提出了角色，把用户与权限分离，很好地解 决了权限的复杂问题。基于J2EE的SSH框架、灵活、方便、可移植，很好地实现了RBAC模型，使之发挥最 大的性能。在实际应用中，SSH框架与RBAC的结合，取得了很好的效果，简化了用户的权限管理，提高了效率。-RBAC proposed role of the user and privilege separation, a good solution to the complex problem of authority. SSH based on J2EE framework, flexible, convenient, portable, well realized the RBAC model, so as to reap maximum performance. In practical applications, SSH framework combines RBAC, and achieved good results, simplifies user rights management, improve efficiency。