Flowable XML标签大全

Flowable是一个开源的工作流和业务流程管理平台，以下是主要的XML标签分类：

1. 流程定义相关标签

流程根标签

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<definitions 
  xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL"
  xmlns:flowable="http://flowable.org/bpmn"
  targetNamespace="http://flowable.org/bpmn">

流程元素

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<process id="processId" name="流程名称" isExecutable="true">

2. 任务节点标签

用户任务

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<userTask 
  id="userTask1" 
  name="用户任务"
  flowable:assignee="${assignee}"
  flowable:candidateUsers="user1,user2"
  flowable:candidateGroups="group1,group2">

服务任务

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<serviceTask 
  id="serviceTask1"
  name="服务任务"
  flowable:class="com.example.MyServiceTask"
  flowable:delegateExpression="${myDelegate}"
  flowable:expression="${myService.someMethod()}"
  flowable:resultVariable="result">

脚本任务

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<scriptTask 
  id="scriptTask1"
  scriptFormat="groovy"
  flowable:autoStoreVariables="true">
  <script>
    // 脚本内容
    println "Hello Flowable"
  </script>
</scriptTask>

手动任务

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<manualTask id="manualTask1" name="手动任务"/>

业务规则任务

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<businessRuleTask 
  id="businessRuleTask1"
  flowable:ruleVariablesInput="${inputVariables}"
  flowable:rules="rule1,rule2"/>

邮件任务

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<serviceTask 
  id="mailTask"
  flowable:type="mail">
  <extensionElements>
    <flowable:field name="to">
      <flowable:string>${email}</flowable:string>
    </flowable:field>
    <flowable:field name="subject">
      <flowable:string>邮件主题</flowable:string>
    </flowable:field>
  </extensionElements>
</serviceTask>

3. 网关标签

排他网关

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<exclusiveGateway id="exclusiveGw" name="排他网关"/>

并行网关

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<parallelGateway id="parallelGw" name="并行网关"/>

包容网关

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<inclusiveGateway id="inclusiveGw" name="包容网关"/>

事件网关

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<eventBasedGateway id="eventBasedGw" name="事件网关"/>

4. 事件标签

开始事件

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<startEvent id="startEvent1" name="开始">
  <!-- 定时器开始事件 -->
  <timerEventDefinition>
    <timeCycle>0 0 9 * * ?</timeCycle>
  </timerEventDefinition>
  
  <!-- 消息开始事件 -->
  <messageEventDefinition messageRef="startMessage"/>
  
  <!-- 信号开始事件 -->
  <signalEventDefinition signalRef="startSignal"/>
</startEvent>

结束事件

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<endEvent id="endEvent1" name="结束">
  <!-- 终止结束事件 -->
  <terminateEventDefinition/>
  
  <!-- 错误结束事件 -->
  <errorEventDefinition errorRef="myError"/>
</endEvent>

中间捕获事件

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<intermediateCatchEvent id="catchEvent1">
  <!-- 定时器捕获事件 -->
  <timerEventDefinition>
    <timeDuration>PT5M</timeDuration>
  </timerEventDefinition>
  
  <!-- 信号捕获事件 -->
  <signalEventDefinition signalRef="alertSignal"/>
</intermediateCatchEvent>

边界事件

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<boundaryEvent id="boundaryTimer" cancelActivity="true" attachedToRef="userTask1">
  <timerEventDefinition>
    <timeDuration>PT1H</timeDuration>
  </timerEventDefinition>
</boundaryEvent>

5. 顺序流标签

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<sequenceFlow 
  id="flow1" 
  sourceRef="startEvent1" 
  targetRef="userTask1">
  
  <!-- 条件顺序流 -->
  <conditionExpression xsi:type="tFormalExpression">
    <![CDATA[${amount > 1000}]]>
  </conditionExpression>
</sequenceFlow>

6. 子流程标签

内嵌子流程

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<subProcess id="subProcess1" name="子流程">
  <!-- 子流程内部元素 -->
</subProcess>

调用活动

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<callActivity 
  id="callActivity1" 
  name="调用活动"
  calledElement="另一个流程的key">
  
  <extensionElements>
    <!-- 变量映射 -->
    <flowable:in source="parentVar" target="childVar"/>
    <flowable:out source="childResult" target="parentResult"/>
  </extensionElements>
</callActivity>

7. 监听器标签

执行监听器

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<extensionElements>
  <flowable:executionListener 
    event="start" 
    class="com.example.MyExecutionListener"
    delegateExpression="${executionListenerDelegate}"
    expression="${myService.doSomething()}"/>
</extensionElements>

任务监听器

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<userTask id="userTask1">
  <extensionElements>
    <flowable:taskListener 
      event="create" 
      class="com.example.MyTaskListener"
      delegateExpression="${taskListenerDelegate}">
      <flowable:field name="fieldName">
        <flowable:string>fieldValue</flowable:string>
      </flowable:field>
    </flowable:taskListener>
  </extensionElements>
</userTask>

8. 扩展属性标签

多实例配置

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<userTask id="multiInstanceTask" name="会签任务">
  <multiInstanceLoopCharacteristics 
    isSequential="false"
    flowable:collection="assigneeList"
    flowable:elementVariable="assignee">
    <completionCondition>${nrOfCompletedInstances/nrOfInstances >= 0.6}</completionCondition>
  </multiInstanceLoopCharacteristics>
</userTask>

表单属性

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<userTask id="formTask">
  <extensionElements>
    <flowable:formProperty 
      id="amount" 
      name="Amount" 
      type="long" 
      required="true"
      variable="amountVar"/>
  </extensionElements>
</userTask>

9. 候选者配置

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<userTask id="task1" name="审批任务">
  <documentation>任务描述</documentation>
  <extensionElements>
    <!-- 候选人组 -->
    <flowable:candidateGroups>deptLeader,hr</flowable:candidateGroups>
    <!-- 候选人用户 -->
    <flowable:candidateUsers>user1,user2</flowable:candidateUsers>
    <!-- 到期时间 -->
    <flowable:dueDate>${createTime.plusDays(3)}</flowable:dueDate>
    <!-- 优先级 -->
    <flowable:priority>50</flowable:priority>
  </extensionElements>
</userTask>

10. 数据对象和变量

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<process id="process1">
  <!-- 数据对象 -->
  <dataObject id="dataObject1" name="申请数据" itemSubjectRef="xsd:string"/>
  
  <!-- 变量定义 -->
  <extensionElements>
    <flowable:variable name="applicant" type="string"/>
    <flowable:variable name="amount" type="long"/>
    <flowable:variable name="approved" type="boolean"/>
  </extensionElements>
</process>

11. 其他重要标签

泳道（泳道）

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<laneSet>
  <lane id="lane1" name="销售部门">
    <flowNodeRef>task1</flowNodeRef>
    <flowNodeRef>task2</flowNodeRef>
  </lane>
  <lane id="lane2" name="财务部门">
    <flowNodeRef>task3</flowNodeRef>
  </lane>
</laneSet>

注释

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<documentation>
  这是流程的说明文档
</documentation>

12. Flowable特定扩展

异步/排他属性

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<serviceTask 
  id="asyncTask"
  flowable:async="true"
  flowable:exclusive="false"
  flowable:failedJobRetryTimeCycle="R3/PT10M"/>

历史级别配置

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<process id="process1" flowable:history="full">

跳过表达式

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<userTask 
  id="task1"
  flowable:skipExpression="${skipTask}"/>

示例：完整的简单流程

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<?xml version="1.0" encoding="UTF-8"?>
<definitions 
  xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL"
  xmlns:flowable="http://flowable.org/bpmn"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  targetNamespace="http://flowable.org/bpmn"
  typeLanguage="http://www.w3.org/2001/XMLSchema"
  expressionLanguage="http://www.w3.org/1999/XPath">
  
  <process id="leaveProcess" name="请假流程" isExecutable="true">
    
    <startEvent id="start" name="开始"/>
    
    <sequenceFlow id="flow1" sourceRef="start" targetRef="applyTask"/>
    
    <userTask id="applyTask" name="请假申请" flowable:assignee="${applicant}">
      <extensionElements>
        <flowable:formProperty id="reason" name="请假原因" type="string" required="true"/>
        <flowable:formProperty id="days" name="请假天数" type="long" required="true"/>
      </extensionElements>
    </userTask>
    
    <sequenceFlow id="flow2" sourceRef="applyTask" targetRef="approveGateway"/>
    
    <exclusiveGateway id="approveGateway" name="审批网关"/>
    
    <sequenceFlow id="flow3" sourceRef="approveGateway" targetRef="leaderApprove">
      <conditionExpression xsi:type="tFormalExpression">
        <![CDATA[${days <= 3}]]>
      </conditionExpression>
    </sequenceFlow>
    
    <sequenceFlow id="flow4" sourceRef="approveGateway" targetRef="hrApprove">
      <conditionExpression xsi:type="tFormalExpression">
        <![CDATA[${days > 3}]]>
      </conditionExpression>
    </sequenceFlow>
    
    <userTask id="leaderApprove" name="领导审批" 
      flowable:candidateGroups="deptLeader">
      <extensionElements>
        <flowable:formProperty id="leaderApproved" name="是否批准" type="boolean"/>
      </extensionElements>
    </userTask>
    
    <userTask id="hrApprove" name="HR审批" 
      flowable:candidateGroups="hr">
      <extensionElements>
        <flowable:formProperty id="hrApproved" name="是否批准" type="boolean"/>
      </extensionElements>
    </userTask>
    
    <sequenceFlow id="flow5" sourceRef="leaderApprove" targetRef="end"/>
    <sequenceFlow id="flow6" sourceRef="hrApprove" targetRef="end"/>
    
    <endEvent id="end" name="结束"/>
    
  </process>
  
</definitions>

这个标签大全涵盖了Flowable BPMN 2.0 XML的主要标签，实际使用时请根据具体需求选择合适的标签和属性。