java工作流，核心工作流和BPM功能被打包为一个简单的java库，这个库包括一个存储到数据库、从数据库更新和获取流程信息的服务。-java workflow, the core workflow and BPM functionality is packaged as a simple java library, this library includes a stored in the database, updates and access to process information from the database.