activiti中有两种网关：并行网关，排他网关。

　　排他网关用于任务选择等情况，流程图如下

　　

　　bpnm代码如下

　　

  1. <?xml version="1.0" encoding="UTF-8"?>
  2. <definitions xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:activiti="http://activiti.org/bpmn" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:omgdc="http://www.omg.org/spec/DD/20100524/DC" xmlns:omgdi="http://www.omg.org/spec/DD/20100524/DI" typeLanguage="http://www.w3.org/2001/XMLSchema" expressionLanguage="http://www.w3.org/1999/XPath" targetNamespace="http://www.activiti.org/test">
  3.   <process id="exclusiveGateWay" name="exclusiveGateWayProcess" isExecutable="true">
  4.     <startEvent id="startevent1" name="Start"></startEvent>
  5.     <userTask id="usertask1" name="费用报销申请" activiti:assignee="王小五"></userTask>
  6.     <sequenceFlow id="flow1" sourceRef="startevent1" targetRef="usertask1"></sequenceFlow>
  7.     <userTask id="usertask2" name="审批【部门经理】" activiti:assignee="赵小六"></userTask>
  8.     <userTask id="usertask3" name="财务" activiti:assignee="胡小八"></userTask>
  9.     <userTask id="usertask4" name="审批【总经理】" activiti:assignee="田小七"></userTask>
  10.     <exclusiveGateway id="exclusivegateway1" name="Exclusive Gateway" default="默认执行财务"></exclusiveGateway>
  11.     <sequenceFlow id="flow2" sourceRef="usertask1" targetRef="exclusivegateway1"></sequenceFlow>
  12.     <sequenceFlow id="flow3" name="金额小于等于1000，大于等于500" sourceRef="exclusivegateway1" targetRef="usertask2">
  13.       <conditionExpression xsi:type="tFormalExpression"><![CDATA[${money>=500 && money<=1000}]]></conditionExpression>
  14.     </sequenceFlow>
  15.     <sequenceFlow id="默认执行财务" name="默认执行财务" sourceRef="exclusivegateway1" targetRef="usertask3"></sequenceFlow>
  16.     <sequenceFlow id="flow5" name="金额大于1000元" sourceRef="exclusivegateway1" targetRef="usertask4">
  17.       <conditionExpression xsi:type="tFormalExpression"><![CDATA[${money>1000}]]></conditionExpression>
  18.     </sequenceFlow>
  19.     <endEvent id="endevent1" name="End"></endEvent>
  20.     <sequenceFlow id="flow6" sourceRef="usertask2" targetRef="endevent1"></sequenceFlow>
  21.     <sequenceFlow id="flow7" sourceRef="usertask3" targetRef="endevent1"></sequenceFlow>
  22.     <sequenceFlow id="flow8" sourceRef="usertask4" targetRef="endevent1"></sequenceFlow>
  23.   </process>
  24.   <bpmndi:BPMNDiagram id="BPMNDiagram_exclusiveGateWay">
  25.     <bpmndi:BPMNPlane bpmnElement="exclusiveGateWay" id="BPMNPlane_exclusiveGateWay">
  26.       <bpmndi:BPMNShape bpmnElement="startevent1" id="BPMNShape_startevent1">
  27.         <omgdc:Bounds height="35.0" width="35.0" x="340.0" y="50.0"></omgdc:Bounds>
  28.       </bpmndi:BPMNShape>
  29.       <bpmndi:BPMNShape bpmnElement="usertask1" id="BPMNShape_usertask1">
  30.         <omgdc:Bounds height="55.0" width="105.0" x="305.0" y="140.0"></omgdc:Bounds>
  31.       </bpmndi:BPMNShape>
  32.       <bpmndi:BPMNShape bpmnElement="usertask2" id="BPMNShape_usertask2">
  33.         <omgdc:Bounds height="55.0" width="105.0" x="80.0" y="390.0"></omgdc:Bounds>
  34.       </bpmndi:BPMNShape>
  35.       <bpmndi:BPMNShape bpmnElement="endevent1" id="BPMNShape_endevent1">
  36.         <omgdc:Bounds height="35.0" width="35.0" x="340.0" y="560.0"></omgdc:Bounds>
  37.       </bpmndi:BPMNShape>
  38.       <bpmndi:BPMNShape bpmnElement="usertask3" id="BPMNShape_usertask3">
  39.         <omgdc:Bounds height="55.0" width="105.0" x="305.0" y="390.0"></omgdc:Bounds>
  40.       </bpmndi:BPMNShape>
  41.       <bpmndi:BPMNShape bpmnElement="usertask4" id="BPMNShape_usertask4">
  42.         <omgdc:Bounds height="55.0" width="105.0" x="550.0" y="380.0"></omgdc:Bounds>
  43.       </bpmndi:BPMNShape>
  44.       <bpmndi:BPMNShape bpmnElement="exclusivegateway1" id="BPMNShape_exclusivegateway1">
  45.         <omgdc:Bounds height="40.0" width="40.0" x="337.0" y="260.0"></omgdc:Bounds>
  46.       </bpmndi:BPMNShape>
  47.       <bpmndi:BPMNEdge bpmnElement="flow1" id="BPMNEdge_flow1">
  48.         <omgdi:waypoint x="357.0" y="85.0"></omgdi:waypoint>
  49.         <omgdi:waypoint x="357.0" y="140.0"></omgdi:waypoint>
  50.       </bpmndi:BPMNEdge>
  51.       <bpmndi:BPMNEdge bpmnElement="flow2" id="BPMNEdge_flow2">
  52.         <omgdi:waypoint x="357.0" y="195.0"></omgdi:waypoint>
  53.         <omgdi:waypoint x="357.0" y="260.0"></omgdi:waypoint>
  54.       </bpmndi:BPMNEdge>
  55.       <bpmndi:BPMNEdge bpmnElement="flow3" id="BPMNEdge_flow3">
  56.         <omgdi:waypoint x="357.0" y="300.0"></omgdi:waypoint>
  57.         <omgdi:waypoint x="132.0" y="390.0"></omgdi:waypoint>
  58.         <bpmndi:BPMNLabel>
  59.           <omgdc:Bounds height="42.0" width="100.0" x="-117.0" y="-35.0"></omgdc:Bounds>
  60.         </bpmndi:BPMNLabel>
  61.       </bpmndi:BPMNEdge>
  62.       <bpmndi:BPMNEdge bpmnElement="flow5" id="BPMNEdge_flow5">
  63.         <omgdi:waypoint x="357.0" y="300.0"></omgdi:waypoint>
  64.         <omgdi:waypoint x="602.0" y="380.0"></omgdi:waypoint>
  65.         <bpmndi:BPMNLabel>
  66.           <omgdc:Bounds height="14.0" width="84.0" x="16.0" y="-15.0"></omgdc:Bounds>
  67.         </bpmndi:BPMNLabel>
  68.       </bpmndi:BPMNEdge>
  69.       <bpmndi:BPMNEdge bpmnElement="flow6" id="BPMNEdge_flow6">
  70.         <omgdi:waypoint x="132.0" y="445.0"></omgdi:waypoint>
  71.         <omgdi:waypoint x="357.0" y="560.0"></omgdi:waypoint>
  72.       </bpmndi:BPMNEdge>
  73.       <bpmndi:BPMNEdge bpmnElement="flow7" id="BPMNEdge_flow7">
  74.         <omgdi:waypoint x="357.0" y="445.0"></omgdi:waypoint>
  75.         <omgdi:waypoint x="357.0" y="560.0"></omgdi:waypoint>
  76.       </bpmndi:BPMNEdge>
  77.       <bpmndi:BPMNEdge bpmnElement="flow8" id="BPMNEdge_flow8">
  78.         <omgdi:waypoint x="602.0" y="435.0"></omgdi:waypoint>
  79.         <omgdi:waypoint x="357.0" y="560.0"></omgdi:waypoint>
  80.       </bpmndi:BPMNEdge>
  81.       <bpmndi:BPMNEdge bpmnElement="默认执行财务" id="BPMNEdge_默认执行财务">
  82.         <omgdi:waypoint x="357.0" y="300.0"></omgdi:waypoint>
  83.         <omgdi:waypoint x="357.0" y="390.0"></omgdi:waypoint>
  84.         <bpmndi:BPMNLabel>
  85.           <omgdc:Bounds height="14.0" width="72.0" x="10.0" y="0.0"></omgdc:Bounds>
  86.         </bpmndi:BPMNLabel>
  87.       </bpmndi:BPMNEdge>
  88.     </bpmndi:BPMNPlane>
  89.   </bpmndi:BPMNDiagram>
  90. </definitions>

　　并行网关如下图所示

　　

　　bpnm代码如下

　　

  1. <?xml version="1.0" encoding="UTF-8"?>
  2. <definitions xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:activiti="http://activiti.org/bpmn" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:omgdc="http://www.omg.org/spec/DD/20100524/DC" xmlns:omgdi="http://www.omg.org/spec/DD/20100524/DI" typeLanguage="http://www.w3.org/2001/XMLSchema" expressionLanguage="http://www.w3.org/1999/XPath" targetNamespace="http://www.activiti.org/test">
  3.   <process id="parallelGateWay" name="parallelGateWayProcess" isExecutable="true">
  4.     <startEvent id="startevent1" name="Start"></startEvent>
  5.     <userTask id="usertask1" name="付款" activiti:assignee="买家"></userTask>
  6.     <userTask id="usertask2" name="发货" activiti:assignee="商家"></userTask>
  7.     <userTask id="usertask3" name="收款" activiti:assignee="商家"></userTask>
  8.     <userTask id="usertask4" name="收货" activiti:assignee="买家"></userTask>
  9.     <endEvent id="endevent1" name="End"></endEvent>
  10.     <parallelGateway id="parallelgateway1" name="Parallel Gateway"></parallelGateway>
  11.     <sequenceFlow id="flow1" sourceRef="startevent1" targetRef="parallelgateway1"></sequenceFlow>
  12.     <sequenceFlow id="flow2" sourceRef="parallelgateway1" targetRef="usertask1"></sequenceFlow>
  13.     <sequenceFlow id="flow3" sourceRef="parallelgateway1" targetRef="usertask2"></sequenceFlow>
  14.     <sequenceFlow id="flow4" sourceRef="usertask1" targetRef="usertask3"></sequenceFlow>
  15.     <sequenceFlow id="flow5" sourceRef="usertask2" targetRef="usertask4"></sequenceFlow>
  16.     <parallelGateway id="parallelgateway2" name="Parallel Gateway"></parallelGateway>
  17.     <sequenceFlow id="flow6" sourceRef="usertask3" targetRef="parallelgateway2"></sequenceFlow>
  18.     <sequenceFlow id="flow7" sourceRef="usertask4" targetRef="parallelgateway2"></sequenceFlow>
  19.     <sequenceFlow id="flow8" sourceRef="parallelgateway2" targetRef="endevent1"></sequenceFlow>
  20.   </process>
  21.   <bpmndi:BPMNDiagram id="BPMNDiagram_parallelGateWay">
  22.     <bpmndi:BPMNPlane bpmnElement="parallelGateWay" id="BPMNPlane_parallelGateWay">
  23.       <bpmndi:BPMNShape bpmnElement="startevent1" id="BPMNShape_startevent1">
  24.         <omgdc:Bounds height="35.0" width="35.0" x="380.0" y="50.0"></omgdc:Bounds>
  25.       </bpmndi:BPMNShape>
  26.       <bpmndi:BPMNShape bpmnElement="usertask1" id="BPMNShape_usertask1">
  27.         <omgdc:Bounds height="55.0" width="105.0" x="180.0" y="210.0"></omgdc:Bounds>
  28.       </bpmndi:BPMNShape>
  29.       <bpmndi:BPMNShape bpmnElement="usertask2" id="BPMNShape_usertask2">
  30.         <omgdc:Bounds height="55.0" width="105.0" x="510.0" y="210.0"></omgdc:Bounds>
  31.       </bpmndi:BPMNShape>
  32.       <bpmndi:BPMNShape bpmnElement="usertask3" id="BPMNShape_usertask3">
  33.         <omgdc:Bounds height="55.0" width="105.0" x="180.0" y="350.0"></omgdc:Bounds>
  34.       </bpmndi:BPMNShape>
  35.       <bpmndi:BPMNShape bpmnElement="usertask4" id="BPMNShape_usertask4">
  36.         <omgdc:Bounds height="55.0" width="105.0" x="510.0" y="350.0"></omgdc:Bounds>
  37.       </bpmndi:BPMNShape>
  38.       <bpmndi:BPMNShape bpmnElement="endevent1" id="BPMNShape_endevent1">
  39.         <omgdc:Bounds height="35.0" width="35.0" x="380.0" y="530.0"></omgdc:Bounds>
  40.       </bpmndi:BPMNShape>
  41.       <bpmndi:BPMNShape bpmnElement="parallelgateway1" id="BPMNShape_parallelgateway1">
  42.         <omgdc:Bounds height="40.0" width="40.0" x="377.0" y="130.0"></omgdc:Bounds>
  43.       </bpmndi:BPMNShape>
  44.       <bpmndi:BPMNShape bpmnElement="parallelgateway2" id="BPMNShape_parallelgateway2">
  45.         <omgdc:Bounds height="40.0" width="40.0" x="377.0" y="427.0"></omgdc:Bounds>
  46.       </bpmndi:BPMNShape>
  47.       <bpmndi:BPMNEdge bpmnElement="flow1" id="BPMNEdge_flow1">
  48.         <omgdi:waypoint x="397.0" y="85.0"></omgdi:waypoint>
  49.         <omgdi:waypoint x="397.0" y="130.0"></omgdi:waypoint>
  50.       </bpmndi:BPMNEdge>
  51.       <bpmndi:BPMNEdge bpmnElement="flow2" id="BPMNEdge_flow2">
  52.         <omgdi:waypoint x="397.0" y="170.0"></omgdi:waypoint>
  53.         <omgdi:waypoint x="232.0" y="210.0"></omgdi:waypoint>
  54.       </bpmndi:BPMNEdge>
  55.       <bpmndi:BPMNEdge bpmnElement="flow3" id="BPMNEdge_flow3">
  56.         <omgdi:waypoint x="397.0" y="170.0"></omgdi:waypoint>
  57.         <omgdi:waypoint x="562.0" y="210.0"></omgdi:waypoint>
  58.       </bpmndi:BPMNEdge>
  59.       <bpmndi:BPMNEdge bpmnElement="flow4" id="BPMNEdge_flow4">
  60.         <omgdi:waypoint x="232.0" y="265.0"></omgdi:waypoint>
  61.         <omgdi:waypoint x="232.0" y="350.0"></omgdi:waypoint>
  62.       </bpmndi:BPMNEdge>
  63.       <bpmndi:BPMNEdge bpmnElement="flow5" id="BPMNEdge_flow5">
  64.         <omgdi:waypoint x="562.0" y="265.0"></omgdi:waypoint>
  65.         <omgdi:waypoint x="562.0" y="350.0"></omgdi:waypoint>
  66.       </bpmndi:BPMNEdge>
  67.       <bpmndi:BPMNEdge bpmnElement="flow6" id="BPMNEdge_flow6">
  68.         <omgdi:waypoint x="232.0" y="405.0"></omgdi:waypoint>
  69.         <omgdi:waypoint x="397.0" y="427.0"></omgdi:waypoint>
  70.       </bpmndi:BPMNEdge>
  71.       <bpmndi:BPMNEdge bpmnElement="flow7" id="BPMNEdge_flow7">
  72.         <omgdi:waypoint x="562.0" y="405.0"></omgdi:waypoint>
  73.         <omgdi:waypoint x="397.0" y="427.0"></omgdi:waypoint>
  74.       </bpmndi:BPMNEdge>
  75.       <bpmndi:BPMNEdge bpmnElement="flow8" id="BPMNEdge_flow8">
  76.         <omgdi:waypoint x="397.0" y="467.0"></omgdi:waypoint>
  77.         <omgdi:waypoint x="397.0" y="530.0"></omgdi:waypoint>
  78.       </bpmndi:BPMNEdge>
  79.     </bpmndi:BPMNPlane>
  80.   </bpmndi:BPMNDiagram>
  81. </definitions>

　　可以方便的使用流程设计器直接设计

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