JPDL
<?xml version="1.0" encoding="UTF-8"?>
<process key="decision" name="decision"
xmlns="http://jbpm.org/4.4/jpdl">
<start name="start1"
g="22,200,48,48">
<transition name="提交" to="exclusive1"
g="-15,-20"/>
</start>
<decision name="exclusive1"
expr="${node}" g="185,201,48,48">
<transition name="小于2天" to="组长"
g="-49,-32"/>
<transition name="大于2天,小于10" to="科长"
g="-56,-28"/>
<transition name="10天以上" to="主任"
g="-47,-22"/>
</decision>
<task assignee="zuzhang"
name="组长" g="338,69,92,52">
<transition name="组长批准" to="归档"
g="-51,-26"/>
</task>
<task assignee="kezhang" name="科长"
g="342,199,92,52">
<transition name="科长批准" to="归档"
g="-49,-25"/>
</task>
<task assignee="zhuren" name="主任"
g="349,325,92,52">
<transition name="主任批准" to="归档"
g="-41,-25"/>
</task>
<task assignee="caiwu" name="归档"
g="531,201,92,52">
<transition name="通过" to="end1"
g="-35,-22"/>
</task>
<end name="end1"
g="689,208,48,48"/>
</process>
获取流程实例
Map<String,Object> map = new
HashMap<String,Object>();
//定义流程变量node
在JPDL文件中获取并判断分支走向。
map.put("node", "小于2天");
ProcessInstance
processInstance = executionService.startProcessInstanceByKey("decision",
map);
print("流程实例ID",processInstance.getId());
【JBPM4】判断节点decision 方法1,布布扣,bubuko.com
原文：http://www.cnblogs.com/surge/p/3577743.html