Passing variables from sub process to process

rodolfobarbeiro — Wed, 05 Oct 2011 14:35:16 GMT

Hello!I have a process and a sub process. The passage of variables of process for the sub process works correctly. BUT the passage from sub process to process does not occur. …<callActivity id="callSubProcess" calledElement="Payment" > <extensionElements> <activiti:in source="

Re: Passing variables from sub process to process

trademak — Thu, 06 Oct 2011 06:55:11 GMT

Hi,

Can you provide a unit test showing this problem?

Best regards,

Re: Passing variables from sub process to process

symphony_person — Mon, 09 Nov 2015 22:47:58 GMT

This thread is quite old but I am running into the same issue. I am attaching the test case for this:

Child:

<code><?xml version="1.0" encoding="UTF-8"?>
<definitions xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:activiti="http://activiti.org/bpmn" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlnsmgdc="http://www.omg.org/spec/DD/20100524/DC" xmlnsmgdi="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="helloworld" name="My process" isExecutable="true">
    <startEvent id="startevent1" name="Start"></startEvent>
    <serviceTask id="servicetask1" name="Service Task" activiti:class="com.test.workflow.HelloWorld"></serviceTask>
    <sequenceFlow id="flow1" sourceRef="startevent1" targetRef="servicetask1"></sequenceFlow>
    <endEvent id="endevent1" name="End"></endEvent>
    <sequenceFlow id="flow2" sourceRef="servicetask1" targetRef="endevent1"></sequenceFlow>
    <dataObject id="input" name="input" itemSubjectRef="xsd:string"></dataObject>
    <dataObject id="output" name="output" itemSubjectRef="xsd:string"></dataObject>
</process>
<bpmndi:BPMNDiagram id="BPMNDiagram_helloworld">
    <bpmndi:BPMNPlane bpmnElement="helloworld" id="BPMNPlane_helloworld">
      <bpmndi:BPMNShape bpmnElement="startevent1" id="BPMNShape_startevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="120.0" y="220.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="servicetask1" id="BPMNShape_servicetask1">
        <omgdc:Bounds height="55.0" width="105.0" x="220.0" y="200.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="endevent1" id="BPMNShape_endevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="660.0" y="274.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNEdge bpmnElement="flow1" id="BPMNEdge_flow1">
        <omgdi:waypoint x="155.0" y="237.0"></omgdi:waypoint>
        <omgdi:waypoint x="220.0" y="227.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow2" id="BPMNEdge_flow2">
        <omgdi:waypoint x="272.0" y="255.0"></omgdi:waypoint>
        <omgdi:waypoint x="677.0" y="274.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
    </bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</definitions> </code>

Parent:

<code><?xml version="1.0" encoding="UTF-8"?>
<definitions xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:activiti="http://activiti.org/bpmn" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlnsmgdc="http://www.omg.org/spec/DD/20100524/DC" xmlnsmgdi="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="parent" name="parent" isExecutable="true">
    <startEvent id="startevent1" name="Start"></startEvent>
    <endEvent id="endevent1" name="End"></endEvent>
    <callActivity id="callactivity1" name="Call activity" calledElement="helloworld">
      <extensionElements>
        <activiti:in source="name" target="input"></activiti:in>
        <activitiut source="output" target="message"></activitiut>
      </extensionElements>
    </callActivity>
    <sequenceFlow id="flow1" sourceRef="startevent1" targetRef="callactivity1"></sequenceFlow>
    <sequenceFlow id="flow2" sourceRef="callactivity1" targetRef="endevent1"></sequenceFlow>
    <dataObject id="name" name="name" itemSubjectRef="xsd:string"></dataObject>
    <dataObject id="message" name="message" itemSubjectRef="xsd:string">
      <extensionElements>
        <activiti:value></activiti:value>
      </extensionElements>
    </dataObject>
</process>
<bpmndi:BPMNDiagram id="BPMNDiagram_parent">
    <bpmndi:BPMNPlane bpmnElement="parent" id="BPMNPlane_parent">
      <bpmndi:BPMNShape bpmnElement="startevent1" id="BPMNShape_startevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="100.0" y="80.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="endevent1" id="BPMNShape_endevent1">
        <omgdc:Bounds height="35.0" width="35.0" x="480.0" y="110.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNShape bpmnElement="callactivity1" id="BPMNShape_callactivity1">
        <omgdc:Bounds height="55.0" width="105.0" x="260.0" y="110.0"></omgdc:Bounds>
      </bpmndi:BPMNShape>
      <bpmndi:BPMNEdge bpmnElement="flow1" id="BPMNEdge_flow1">
        <omgdi:waypoint x="135.0" y="97.0"></omgdi:waypoint>
        <omgdi:waypoint x="312.0" y="110.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
      <bpmndi:BPMNEdge bpmnElement="flow2" id="BPMNEdge_flow2">
        <omgdi:waypoint x="365.0" y="137.0"></omgdi:waypoint>
        <omgdi:waypoint x="480.0" y="127.0"></omgdi:waypoint>
      </bpmndi:BPMNEdge>
    </bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</definitions></code>

<java>
@Test
public void testChildProcess() throws Exception {
final Map<String, Object> variableMap = new HashMap<>();
variableMap.put("input", "MIKE");
ProcessInstance processInstance = runtimeService
    .startProcessInstanceByKey("helloworld", variableMap);

final Map<String, Object> processVariables = runtimeService
    .getVariables(processInstance.getId());

Assert.assertEquals("Hello MIKE", processVariables.get("output"));
}

@Test
public void testParentProcess() throws Exception {
final Map<String, Object> variableMap = new HashMap<>();
variableMap.put("name", "MIKE");
ProcessInstance processInstance = runtimeService
    .startProcessInstanceByKey("parent", variableMap);

final Map<String, Object> processVariables = runtimeService
    .getVariables(processInstance.getId());

Assert.assertEquals(processVariables.get("message"), "Hello MIKE");

}
</java>

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Passing variables from sub process to process

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Re: Passing variables from sub process to process