Workflow realization base on JAVA was given, including kenel interface, main classes and workflow engine.File flow, examine and approve flow function of the system were realized based on the workflow.

• 实现了协同网络税务办公系统，给出了使用JAVA语言的工作流的实现，包括工作流的核心接口类、主要类的实现以及工作流引擎的实现，并在该工作流基础上，实现了该系统的公文流转、审批流程设置等主要办公业务。