jBPM是一款基于LGPL开源协议的开源工作流产品,它没有采用BPEL或WFMC标准去实现流程引擎;jBPM采用的是一套自有标准,一种轻量级的XML结构的流程描述语言JPDL,JPDL是jBPM Process Definition Language的缩写,相比WFMC和BPEL两种标准而言,JPDL语言更加简单,也更容易读懂。
Chapter 1, Why Developers Need BPM? introduces you to the main theoretical concepts about BPM. These concepts will lead you through the rest of the book. You will get an idea of how all the concepts are implemented inside the jBPM framework to under