tijsrademakers

@Test
public testIntroProcess() {
    ....
    HistoricVariableInstance historicVariable = historyService.createHistoricVariableInstanceQuery()
        .processInstanceId(processInstance.getId())
        .singleResult();
    assertEquals("variablePresent", historicVariable.getVariableName());
    assertEquals(false, historicVariable.getValue());
    
    processInstance = runtimeService.startProcessInstanceByKey("intro", Collections.singletonMap("intro", (Object) "a test intro value"));

tijsrademakers

public class IntroTask implements JavaDelegate {
    
    public void execute(DelegateExecution execution) {
        if (execution.hasVariable("intro")) {
            System.out.println("Intro variable available with value " + execution.getVariable("intro"));
            execution.setVariable("variablePresent", true);
        } else {
            System.out.println("Intro variable not available");
            execution.setVariable("variablePresent", false);
	}

tijsrademakers

@Test
public void testIntroProcess() {
    // Create Flowable engine
    ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();

    // Get main service interfaces
    RepositoryService repositoryService = processEngine.getRepositoryService();
    RuntimeService runtimeService = processEngine.getRuntimeService();
    HistoryService historyService = processEngine.getHistoryService();

tijsrademakers

<?xml version="1.0" encoding="UTF-8"?>

<definitions id="introExample" 
             xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL"
             xmlns:flowable="http://flowable.org/bpmn"
             targetNamespace="http://flowable.org/examples">
  
  <process id="intro">
  
    <startEvent id="start"/>

tijsrademakers

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>

	<name>Flowable Intro</name>
	<groupId>org.flowable.examples</groupId>
	<artifactId>flowable-intro</artifactId>
	<packaging>jar</packaging>
	<version>1.0</version>

tijsrademakers

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">

    <bean id="processEngineConfiguration"
        class="org.flowable.engine.impl.cfg.StandaloneProcessEngineConfiguration">

      <property name="jdbcUrl" value="jdbc:h2:mem:flowable;DB_CLOSE_DELAY=1000;MVCC=TRUE" />
    	<property name="jdbcDriver" value="org.h2.Driver" />
    	<property name="jdbcUsername" value="sa" />

tijsrademakers

public class AsyncCamelRoute extends RouteBuilder {

  @Override
  public void configure() throws Exception {

    from("activiti:camelProces:camelTask").to("seda:asyncQueue");
    from("seda:asyncQueue").to("bean:heavyDutyBean").to("seda:receiveQueue"); // do some integration logic here
    from("seda:receiveQueue").to("activiti:camelProcess:receiveTask");
  }
}

tijsrademakers

<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">
    
  <process id="camelProcess">
    <startEvent id="start" />
    <sequenceFlow id="flow1" sourceRef="start" targetRef="camelTask" />
    <serviceTask id="camelTask" name="Invoke Camel route" activiti:type="camel" />

tijsrademakers

<camelContext id="camelContext" xmlns="http://camel.apache.org/schema/spring">
    <packageScan>
        <package>org.activiti.camel.route</package>
    </packageScan>
</camelContext>

tijsrademakers

<serviceTask id="serviceTask2" activiti:type="camel">
  <extensionElements>
    <activiti:field name="camelContext" stringValue="customCamelContext" />
  </extensionElements>
</serviceTask>