PDM文档动态授权管理

Workflows-based Documemt Management of PDM

提出PDM基于工作流技术的文档管理模型,该模型结合RBAC和任务流的概念,授权依赖任务流中的历史信息,用户的权限随工作流的变化而变化,通过考虑任务流的历史信息,确保PDM文档管理的完整性.

A model of PDM s workflow-based document management is discussed.The model combines the concept of RBAC and taskflow.This model grants the user proper privilege according to the workflow.The authorization depends on the taskflow s history information so as to assure the integrity of PDM s workflow-based document management.