According to the latest code of JBPM3, the possible change of JPDL3 is analyzed 1. Add Merge Merge corresponds to the previous decision, their relationship Like the relationship between Fork and Join
2. Add Node // Specify Event to Node: / / Specify Action for Event ! Attlist event type cdata #Required> // Event's Type property // Action Class property, indicating the class you want to execute
3. Add Task_Node Task_node will create tasks for engine users, it has some of the following properties Signal task_node is the child type of Node, of course, you can add Event et al. Element
4. Added Interleave-Start and Interleave-End < Transition name = 'd' to = 'd' /> "
