本文针对工作流系统中的业务逻辑异常,结合利用AOP 技术,通过对异常处理横切关注点的划分,提出了一种新的工作流系统异常处理策略,并且提出了新的异常处理的后向恢复和横向替代恢复方式。该技术策略可广泛用于多种信息系统以及自动化控制系统。经过改进,曾应用于北京燕山石化内部的办公自动化控制系统,并且获得了公司良好的评价。关键词: 工作流; AOP; 横切关注点; 异常处理Abstract: In this paper, in order to handle the logical business exceptions in workflow system, by using AOP technology to separate the crosscutting-concerns of exceptions-handling, a new exception-handling strategy in workflow system is brought forward. And the new backward-recovery and cross-substitution methods of exception-handling is also introduced. This new strategy can be widely used in many kinds of information systems and auto-control systems. It is once modified and implemented in the auto-control of OA system in Beijing Yanshan Petrochemical Co.,Ltd.(BYPC). And it is highly appraised by the company.Key word: Workflow; AOP; crosscutting-concern; exception-handling
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