Examples with DataOutput org.eclipse.bpmn2.DataOutput used on opensource projects

Example 16 with DataOutput

use of org.eclipse.bpmn2.DataOutput in project kie-wb-common by kiegroup.

the class Bpmn2JsonUnmarshaller method applyTaskProperties.

protected void applyTaskProperties(Task task, Map<String, String> properties, String preProcessingData) {
    if (properties.get("name") != null) {
        task.setName(StringEscapeUtils.escapeXml(properties.get("name")).replaceAll("\\r\\n|\\r|\\n", " "));
    } else {
        task.setName("");
    }
    // add unescaped and untouched name value as extension element as well
    Utils.setMetaDataExtensionValue(task, "elementname", wrapInCDATABlock(properties.get("name").replaceAll("\\\\n", "\n")));
    DataInput taskNameDataInput = null;
    if (properties.get("taskname") != null && properties.get("taskname").length() > 0) {
        if (isCustomElement(properties.get("tasktype"), preProcessingData)) {
            // add kiegroup-specific attribute "taskName"
            ExtendedMetaData metadata = ExtendedMetaData.INSTANCE;
            EAttributeImpl extensionAttribute = (EAttributeImpl) metadata.demandFeature("http://www.jboss.org/drools", "taskName", false, false);
            SimpleFeatureMapEntry extensionEntry = new SimpleFeatureMapEntry(extensionAttribute, properties.get("taskname").replaceAll("&", "").replaceAll(" ", ""));
            task.getAnyAttribute().add(extensionEntry);
        }
        // map the taskName to iospecification
        taskNameDataInput = Bpmn2Factory.eINSTANCE.createDataInput();
        taskNameDataInput.setId(task.getId() + "_TaskNameInputX");
        taskNameDataInput.setName("TaskName");
        // Make the DataInput a String
        ExtendedMetaData metadata = ExtendedMetaData.INSTANCE;
        EAttributeImpl extensionAttribute = (EAttributeImpl) metadata.demandFeature("http://www.jboss.org/drools", "dtype", false, false);
        SimpleFeatureMapEntry extensionEntry = new SimpleFeatureMapEntry(extensionAttribute, "String");
        taskNameDataInput.getAnyAttribute().add(extensionEntry);
        if (task.getIoSpecification() == null) {
            InputOutputSpecification iospec = Bpmn2Factory.eINSTANCE.createInputOutputSpecification();
            task.setIoSpecification(iospec);
        }
        task.getIoSpecification().getDataInputs().add(taskNameDataInput);
        // taskName also needs to be in dataInputAssociation
        DataInputAssociation taskNameDataInputAssociation = Bpmn2Factory.eINSTANCE.createDataInputAssociation();
        taskNameDataInputAssociation.setTargetRef(taskNameDataInput);
        Assignment taskNameAssignment = Bpmn2Factory.eINSTANCE.createAssignment();
        FormalExpression fromExp = Bpmn2Factory.eINSTANCE.createFormalExpression();
        fromExp.setBody(properties.get("taskname").replaceAll("&", "").replaceAll(" ", ""));
        taskNameAssignment.setFrom(fromExp);
        FormalExpression toExp = Bpmn2Factory.eINSTANCE.createFormalExpression();
        toExp.setBody(task.getId() + "_TaskNameInputX");
        taskNameAssignment.setTo(toExp);
        taskNameDataInputAssociation.getAssignment().add(taskNameAssignment);
        task.getDataInputAssociations().add(taskNameDataInputAssociation);
    }
    // process lanes
    if (properties.get("lanes") != null && properties.get("lanes").length() > 0) {
        ExtendedMetaData metadata = ExtendedMetaData.INSTANCE;
        EAttributeImpl extensionAttribute = (EAttributeImpl) metadata.demandFeature("http://www.jboss.org/drools", "lanes", false, false);
        SimpleFeatureMapEntry extensionEntry = new SimpleFeatureMapEntry(extensionAttribute, properties.get("lanes"));
        task.getAnyAttribute().add(extensionEntry);
    }
    // isAsync metadata
    if (properties.get("isasync") != null && properties.get("isasync").length() > 0 && properties.get("isasync").equals("true")) {
        Utils.setMetaDataExtensionValue(task, "customAsync", wrapInCDATABlock(properties.get("isasync")));
    }
    // autostart metadata
    if (properties.get("customautostart") != null && properties.get("customautostart").length() > 0 && properties.get("customautostart").equals("true")) {
        Utils.setMetaDataExtensionValue(task, "customAutoStart", wrapInCDATABlock(properties.get("customautostart")));
    }
    parseAssignmentsInfo(properties);
    // process data input set
    Map<String, DataInput> alreadyProcessedInputs = new HashMap<String, DataInput>();
    alreadyProcessedInputs.put("TaskName", taskNameDataInput);
    applyDataInputProperties(task, properties, alreadyProcessedInputs);
    for (DataInput processedInput : alreadyProcessedInputs.values()) {
        if (processedInput != null) {
            task.getIoSpecification().getInputSets().get(0).getDataInputRefs().add(processedInput);
        }
    }
    // process data output set
    applyDataOutputProperties(task, properties);
    // process assignments
    if (properties.get("assignments") != null && properties.get("assignments").length() > 0) {
        String[] allAssignments = properties.get("assignments").split(",\\s*");
        for (String assignment : allAssignments) {
            if (assignment.contains("=")) {
                String[] assignmentParts = assignment.split("=\\s*");
                String fromPart = assignmentParts[0];
                if (fromPart.startsWith("[din]")) {
                    fromPart = fromPart.substring(5, fromPart.length());
                }
                DataInputAssociation dia = Bpmn2Factory.eINSTANCE.createDataInputAssociation();
                boolean foundTaskName = false;
                if (task.getIoSpecification() != null && task.getIoSpecification().getDataOutputs() != null) {
                    List<DataInput> dataInputs = task.getIoSpecification().getDataInputs();
                    for (DataInput di : dataInputs) {
                        if (di.getId().equals(task.getId() + "_" + fromPart + (fromPart.endsWith("InputX") ? "" : "InputX"))) {
                            dia.setTargetRef(di);
                            if (di.getName().equals("TaskName")) {
                                foundTaskName = true;
                                break;
                            }
                        }
                    }
                }
                // if we are dealing with TaskName and none has been defined, add it
                if (fromPart.equals("TaskName") && !foundTaskName) {
                    DataInput assignmentTaskNameDataInput = Bpmn2Factory.eINSTANCE.createDataInput();
                    assignmentTaskNameDataInput.setId(task.getId() + "_TaskNameInputX");
                    assignmentTaskNameDataInput.setName("TaskName");
                    if (task.getIoSpecification() == null) {
                        InputOutputSpecification iospec = Bpmn2Factory.eINSTANCE.createInputOutputSpecification();
                        task.setIoSpecification(iospec);
                    }
                    task.getIoSpecification().getDataInputs().add(assignmentTaskNameDataInput);
                    dia.setTargetRef(assignmentTaskNameDataInput);
                    InputSet inset = task.getIoSpecification().getInputSets().get(0);
                    inset.getDataInputRefs().add(assignmentTaskNameDataInput);
                }
                Assignment a = Bpmn2Factory.eINSTANCE.createAssignment();
                FormalExpression fromExpression = Bpmn2Factory.eINSTANCE.createFormalExpression();
                if (assignmentParts.length > 1) {
                    String replacer = decodeAssociationValue(assignmentParts[1]);
                    fromExpression.setBody(wrapInCDATABlock(replacer));
                } else {
                    // for custom workitem properties check individually for values
                    if (properties.get(fromPart.toLowerCase()) != null && properties.get(fromPart.toLowerCase()).length() > 0) {
                        fromExpression.setBody(properties.get(fromPart.toLowerCase()));
                    } else {
                        fromExpression.setBody("");
                    }
                }
                FormalExpression toExpression = Bpmn2Factory.eINSTANCE.createFormalExpression();
                toExpression.setBody(dia.getTargetRef().getId());
                a.setFrom(fromExpression);
                a.setTo(toExpression);
                dia.getAssignment().add(a);
                task.getDataInputAssociations().add(dia);
            // } else if(assignment.contains("<->")) {
            // String[] assignmentParts = assignment.split( "<->\\s*" );
            // DataInputAssociation dia = Bpmn2Factory.eINSTANCE.createDataInputAssociation();
            // DataOutputAssociation doa = Bpmn2Factory.eINSTANCE.createDataOutputAssociation();
            // 
            // ItemAwareElement ie = Bpmn2Factory.eINSTANCE.createItemAwareElement();
            // ie.setId(assignmentParts[0]);
            // dia.getSourceRef().add(ie);
            // doa.setTargetRef(ie);
            // 
            // List<DataInput> dataInputs = task.getIoSpecification().getDataInputs();
            // for(DataInput di : dataInputs) {
            // if(di.getId().equals(task.getId() + "_" + assignmentParts[1] + (assignmentParts[1].endsWith("InputX") ? "" : "InputX"))) {
            // dia.setTargetRef(di);
            // break;
            // }
            // }
            // List<DataOutput> dataOutputs = task.getIoSpecification().getDataOutputs();
            // for(DataOutput dout : dataOutputs) {
            // if(dout.getId().equals(task.getId() + "_" + assignmentParts[1] + (assignmentParts[1].endsWith("OutputX") ? "" : "OutputX"))) {
            // doa.getSourceRef().add(dout);
            // break;
            // }
            // }
            // task.getDataInputAssociations().add(dia);
            // task.getDataOutputAssociations().add(doa);
            } else if (assignment.contains("->")) {
                String[] assignmentParts = assignment.split("->\\s*");
                String fromPart = assignmentParts[0];
                boolean isDataInput = false;
                boolean isDataOutput = false;
                if (fromPart.startsWith("[din]")) {
                    fromPart = fromPart.substring(5, fromPart.length());
                    isDataInput = true;
                }
                if (fromPart.startsWith("[dout]")) {
                    fromPart = fromPart.substring(6, fromPart.length());
                    isDataOutput = true;
                }
                List<DataOutput> dataOutputs = task.getIoSpecification().getDataOutputs();
                if (isDataOutput) {
                    DataOutputAssociation doa = Bpmn2Factory.eINSTANCE.createDataOutputAssociation();
                    for (DataOutput dout : dataOutputs) {
                        if (dout.getId().equals(task.getId() + "_" + fromPart + (fromPart.endsWith("OutputX") ? "" : "OutputX"))) {
                            doa.getSourceRef().add(dout);
                            break;
                        }
                    }
                    ItemAwareElement ie = Bpmn2Factory.eINSTANCE.createItemAwareElement();
                    ie.setId(assignmentParts[1]);
                    doa.setTargetRef(ie);
                    task.getDataOutputAssociations().add(doa);
                } else if (isDataInput) {
                    DataInputAssociation dia = Bpmn2Factory.eINSTANCE.createDataInputAssociation();
                    // association from process var to dataInput var
                    ItemAwareElement ie = Bpmn2Factory.eINSTANCE.createItemAwareElement();
                    ie.setId(fromPart);
                    dia.getSourceRef().add(ie);
                    List<DataInput> dataInputs = task.getIoSpecification().getDataInputs();
                    for (DataInput di : dataInputs) {
                        if (di.getId().equals(task.getId() + "_" + assignmentParts[1] + (assignmentParts[1].endsWith("InputX") ? "" : "InputX"))) {
                            dia.setTargetRef(di);
                            break;
                        }
                    }
                    task.getDataInputAssociations().add(dia);
                }
            } else {
            // TODO throw exception here?
            }
        }
        // check if multiple taskname datainput associations exist and remove them
        List<DataInputAssociation> dataInputAssociations = task.getDataInputAssociations();
        boolean haveTaskNameInput = false;
        for (Iterator<DataInputAssociation> itr = dataInputAssociations.iterator(); itr.hasNext(); ) {
            DataInputAssociation da = itr.next();
            if (da.getAssignment() != null && da.getAssignment().size() > 0) {
                Assignment a = da.getAssignment().get(0);
                if (((FormalExpression) a.getTo()).getBody().equals(task.getId() + "_TaskNameInputX")) {
                    if (!haveTaskNameInput) {
                        haveTaskNameInput = true;
                    } else {
                        itr.remove();
                    }
                }
            }
        }
    }
    // process on-entry and on-exit actions as custom elements
    applyOnEntryActions(task, properties);
    applyOnExitActions(task, properties);
    // multi instance
    if (properties.get("multipleinstance") != null && properties.get("multipleinstance").length() > 0 && properties.get("multipleinstance").equals("true")) {
        // will be revisited at end
        ExtendedMetaData metadata = ExtendedMetaData.INSTANCE;
        EAttributeImpl extensionAttribute = (EAttributeImpl) metadata.demandFeature("http://www.jboss.org/drools", "mitask", false, false);
        StringBuffer buff = new StringBuffer();
        buff.append((properties.get("multipleinstancecollectioninput") != null && properties.get("multipleinstancecollectioninput").length() > 0) ? properties.get("multipleinstancecollectioninput") : " ");
        buff.append("@");
        buff.append((properties.get("multipleinstancecollectionoutput") != null && properties.get("multipleinstancecollectionoutput").length() > 0) ? properties.get("multipleinstancecollectionoutput") : " ");
        buff.append("@");
        buff.append((properties.get("multipleinstancedatainput") != null && properties.get("multipleinstancedatainput").length() > 0) ? properties.get("multipleinstancedatainput") : " ");
        buff.append("@");
        buff.append((properties.get("multipleinstancedataoutput") != null && properties.get("multipleinstancedataoutput").length() > 0) ? properties.get("multipleinstancedataoutput") : " ");
        buff.append("@");
        buff.append((properties.get("multipleinstancecompletioncondition") != null && properties.get("multipleinstancecompletioncondition").length() > 0) ? properties.get("multipleinstancecompletioncondition") : " ");
        SimpleFeatureMapEntry extensionEntry = new SimpleFeatureMapEntry(extensionAttribute, buff.toString());
        task.getAnyAttribute().add(extensionEntry);
    }
    // simulation
    if (properties.get("distributiontype") != null && properties.get("distributiontype").length() > 0) {
        TimeParameters timeParams = BpsimFactory.eINSTANCE.createTimeParameters();
        Parameter processingTimeParam = BpsimFactory.eINSTANCE.createParameter();
        if (properties.get("distributiontype").equals("normal")) {
            NormalDistributionType normalDistributionType = BpsimFactory.eINSTANCE.createNormalDistributionType();
            normalDistributionType.setStandardDeviation(Double.valueOf(properties.get("standarddeviation")));
            normalDistributionType.setMean(Double.valueOf(properties.get("mean")));
            processingTimeParam.getParameterValue().add(normalDistributionType);
        } else if (properties.get("distributiontype").equals("uniform")) {
            UniformDistributionType uniformDistributionType = BpsimFactory.eINSTANCE.createUniformDistributionType();
            uniformDistributionType.setMax(Double.valueOf(properties.get("max")));
            uniformDistributionType.setMin(Double.valueOf(properties.get("min")));
            processingTimeParam.getParameterValue().add(uniformDistributionType);
        // random distribution not supported in bpsim 1.0
        // } else if(properties.get("distributiontype").equals("random")) {
        // RandomDistributionType randomDistributionType = BpsimFactory.eINSTANCE.createRandomDistributionType();
        // randomDistributionType.setMax(Double.valueOf(properties.get("max")));
        // randomDistributionType.setMin(Double.valueOf(properties.get("min")));
        // processingTimeParam.getParameterValue().add(randomDistributionType);
        } else if (properties.get("distributiontype").equals("poisson")) {
            PoissonDistributionType poissonDistributionType = BpsimFactory.eINSTANCE.createPoissonDistributionType();
            poissonDistributionType.setMean(Double.valueOf(properties.get("mean")));
            processingTimeParam.getParameterValue().add(poissonDistributionType);
        }
        // }
        if (properties.get("waittime") != null) {
            Parameter waittimeParam = BpsimFactory.eINSTANCE.createParameter();
            FloatingParameterType waittimeParamValue = BpsimFactory.eINSTANCE.createFloatingParameterType();
            DecimalFormat twoDForm = new DecimalFormat("#.##");
            waittimeParamValue.setValue(Double.valueOf(twoDForm.format(Double.valueOf(properties.get("waittime")))));
            waittimeParam.getParameterValue().add(waittimeParamValue);
            timeParams.setWaitTime(waittimeParam);
        }
        timeParams.setProcessingTime(processingTimeParam);
        if (_simulationElementParameters.containsKey(task.getId())) {
            _simulationElementParameters.get(task.getId()).add(timeParams);
        } else {
            List<EObject> values = new ArrayList<EObject>();
            values.add(timeParams);
            _simulationElementParameters.put(task.getId(), values);
        }
    }
    CostParameters costParameters = BpsimFactory.eINSTANCE.createCostParameters();
    if (properties.get("unitcost") != null && properties.get("unitcost").length() > 0) {
        Parameter unitcostParam = BpsimFactory.eINSTANCE.createParameter();
        FloatingParameterType unitCostParameterValue = BpsimFactory.eINSTANCE.createFloatingParameterType();
        unitCostParameterValue.setValue(new Double(properties.get("unitcost")));
        unitcostParam.getParameterValue().add(unitCostParameterValue);
        costParameters.setUnitCost(unitcostParam);
    }
    // }
    if (_simulationElementParameters.containsKey(task.getId())) {
        _simulationElementParameters.get(task.getId()).add(costParameters);
    } else {
        List<EObject> values = new ArrayList<EObject>();
        values.add(costParameters);
        _simulationElementParameters.put(task.getId(), values);
    }
}

Example 17 with DataOutput

use of org.eclipse.bpmn2.DataOutput in project kie-wb-common by kiegroup.

the class Bpmn2JsonMarshaller method marshallDataOutputAssociations.

private void marshallDataOutputAssociations(StringBuilder associationBuff, List<DataOutputAssociation> outputAssociations) {
    if (outputAssociations != null) {
        for (DataOutputAssociation dataout : outputAssociations) {
            if (dataout.getSourceRef().size() > 0) {
                String lhsAssociation = ((DataOutput) dataout.getSourceRef().get(0)).getName();
                String rhsAssociation = dataout.getTargetRef().getId();
                if (dataout.getTransformation() != null && dataout.getTransformation().getBody() != null) {
                    rhsAssociation = encodeAssociationValue(dataout.getTransformation().getBody());
                }
                if (lhsAssociation != null && lhsAssociation.length() > 0) {
                    associationBuff.append("[dout]" + lhsAssociation).append("->").append(rhsAssociation);
                    associationBuff.append(",");
                }
            }
        }
    }
}

Example 18 with DataOutput

use of org.eclipse.bpmn2.DataOutput in project kie-wb-common by kiegroup.

the class BPMNDirectDiagramMarshallerTest method testMarshallUserTaskAssignments.

@Test
public void testMarshallUserTaskAssignments() throws Exception {
    Diagram<Graph, Metadata> diagram = unmarshall(BPMN_USERTASKASSIGNMENTS);
    // JBPMBpmn2ResourceImpl resource = tested.marshallToBpmn2Resource(diagram);
    String result = tested.marshall(diagram);
    assertDiagram(result, 1, 7, 7);
    DefinitionsConverter definitionsConverter = new DefinitionsConverter(diagram.getGraph());
    Definitions definitions = definitionsConverter.toDefinitions();
    assertNotNull(definitions);
    Process process = getProcess(definitions);
    assertNotNull(process);
    org.eclipse.bpmn2.UserTask userTask = (org.eclipse.bpmn2.UserTask) getNamedFlowElement(process, org.eclipse.bpmn2.UserTask.class, "Self Evaluation");
    assertNotNull(userTask);
    DataInput dataInput = (DataInput) getDataInput(userTask, "reason");
    // this fails because of type
    validateDataInputOrOutput(dataInput, "_reasonInputX", "com.test.Reason", "_reasonInputXItem");
    DataOutput dataOutput = (DataOutput) getDataOutput(userTask, "performance");
    validateDataInputOrOutput(dataOutput, "_performanceOutputX", "Object", "_performanceOutputXItem");
    ItemAwareElement sourceRef = getDataInputAssociationSourceRef(userTask, "reason");
    assertNotNull(sourceRef);
    ItemAwareElement targetRef = getDataInputAssociationTargetRef(userTask, "_reasonInputX");
    assertNotNull(targetRef);
    sourceRef = getDataOutputAssociationSourceRef(userTask, "_performanceOutputX");
    assertNotNull(sourceRef);
    targetRef = getDataOutputAssociationTargetRef(userTask, "performance");
    assertNotNull(targetRef);
}

Example 19 with DataOutput

use of org.eclipse.bpmn2.DataOutput in project kie-wb-common by kiegroup.

the class Bpmn2JsonMarshaller method marshallSubProcess.

protected void marshallSubProcess(SubProcess subProcess, BPMNPlane plane, JsonGenerator generator, float xOffset, float yOffset, String preProcessingData, Definitions def, Map<String, Object> flowElementProperties) throws JsonGenerationException, IOException {
    Map<String, Object> properties = new LinkedHashMap<String, Object>(flowElementProperties);
    if (subProcess.getName() != null) {
        properties.put(NAME, StringEscapeUtils.unescapeXml(subProcess.getName()));
    } else {
        properties.put(NAME, "");
    }
    putDocumentationProperty(subProcess, properties);
    // overwrite name if elementname extension element is present
    String elementName = Utils.getMetaDataValue(subProcess.getExtensionValues(), "elementname");
    if (elementName != null) {
        properties.put(NAME, elementName);
    }
    if (subProcess instanceof AdHocSubProcess) {
        setAdHocSubProcessProperties((AdHocSubProcess) subProcess, properties);
    }
    // custom async
    String customAsyncMetaData = Utils.getMetaDataValue(subProcess.getExtensionValues(), "customAsync");
    String customAsync = (customAsyncMetaData != null && customAsyncMetaData.length() > 0) ? customAsyncMetaData : "false";
    properties.put(ISASYNC, customAsync);
    // data inputs
    String datainputset = marshallDataInputSet(subProcess, properties);
    // data outputs
    String dataoutputset = marshallDataOutputSet(subProcess, properties);
    // assignments
    StringBuilder associationBuff = new StringBuilder();
    List<DataInputAssociation> inputAssociations = subProcess.getDataInputAssociations();
    List<DataOutputAssociation> outputAssociations = subProcess.getDataOutputAssociations();
    marshallDataInputAssociations(associationBuff, inputAssociations);
    marshallDataOutputAssociations(associationBuff, outputAssociations);
    String assignmentString = associationBuff.toString();
    if (assignmentString.endsWith(",")) {
        assignmentString = assignmentString.substring(0, assignmentString.length() - 1);
    }
    properties.put(ASSIGNMENTS, assignmentString);
    setAssignmentsInfoProperty(null, datainputset, null, dataoutputset, assignmentString, properties);
    // on-entry and on-exit actions
    ScriptTypeListValue onEntryActions = getOnEntryActions(subProcess.getExtensionValues());
    ScriptTypeListValue onExitActions = getOnExitActions(subProcess.getExtensionValues());
    if (!onEntryActions.isEmpty()) {
        properties.put(ONENTRYACTIONS, new ScriptTypeListTypeSerializer().serialize(onEntryActions));
    }
    if (!onExitActions.isEmpty()) {
        properties.put(ONEXITACTIONS, new ScriptTypeListTypeSerializer().serialize(onExitActions));
    }
    // loop characteristics
    boolean haveValidLoopCharacteristics = false;
    if (subProcess.getLoopCharacteristics() != null && subProcess.getLoopCharacteristics() instanceof MultiInstanceLoopCharacteristics) {
        haveValidLoopCharacteristics = true;
        properties.put(MITRIGGER, "true");
        MultiInstanceLoopCharacteristics taskmi = (MultiInstanceLoopCharacteristics) subProcess.getLoopCharacteristics();
        if (taskmi.getLoopDataInputRef() != null) {
            ItemAwareElement iedatainput = taskmi.getLoopDataInputRef();
            List<DataInputAssociation> taskInputAssociations = subProcess.getDataInputAssociations();
            for (DataInputAssociation dia : taskInputAssociations) {
                if (dia.getTargetRef().equals(iedatainput)) {
                    properties.put(MULTIPLEINSTANCECOLLECTIONINPUT, dia.getSourceRef().get(0).getId());
                    break;
                }
            }
        }
        if (taskmi.getLoopDataOutputRef() != null) {
            ItemAwareElement iedataoutput = taskmi.getLoopDataOutputRef();
            List<DataOutputAssociation> taskOutputAssociations = subProcess.getDataOutputAssociations();
            for (DataOutputAssociation dout : taskOutputAssociations) {
                if (dout.getSourceRef().get(0).equals(iedataoutput)) {
                    properties.put(MULTIPLEINSTANCECOLLECTIONOUTPUT, dout.getTargetRef().getId());
                    break;
                }
            }
        }
        if (taskmi.getInputDataItem() != null) {
            List<DataInput> taskDataInputs = subProcess.getIoSpecification().getDataInputs();
            for (DataInput din : taskDataInputs) {
                if (din.getItemSubjectRef() == null) {
                    // for backward compatibility as the where only input supported
                    properties.put(MULTIPLEINSTANCEDATAINPUT, taskmi.getInputDataItem().getId());
                }
                if (din.getItemSubjectRef() != null && din.getItemSubjectRef().getId().equals(taskmi.getInputDataItem().getItemSubjectRef().getId())) {
                    properties.put(MULTIPLEINSTANCEDATAINPUT, din.getName());
                    break;
                }
            }
        }
        if (taskmi.getOutputDataItem() != null) {
            List<DataOutput> taskDataOutputs = subProcess.getIoSpecification().getDataOutputs();
            for (DataOutput dout : taskDataOutputs) {
                if (dout.getItemSubjectRef() == null) {
                    properties.put(MULTIPLEINSTANCEDATAOUTPUT, taskmi.getOutputDataItem().getId());
                    break;
                }
                if (dout.getItemSubjectRef() != null && dout.getItemSubjectRef().getId().equals(taskmi.getOutputDataItem().getItemSubjectRef().getId())) {
                    properties.put(MULTIPLEINSTANCEDATAOUTPUT, dout.getName());
                    break;
                }
            }
        }
        if (taskmi.getCompletionCondition() != null) {
            if (taskmi.getCompletionCondition() instanceof FormalExpression) {
                properties.put(MULTIPLEINSTANCECOMPLETIONCONDITION, ((FormalExpression) taskmi.getCompletionCondition()).getBody());
            }
        }
    }
    // properties
    List<Property> processProperties = subProcess.getProperties();
    if (processProperties != null && processProperties.size() > 0) {
        String propVal = "";
        for (int i = 0; i < processProperties.size(); i++) {
            Property p = processProperties.get(i);
            String pKPI = Utils.getMetaDataValue(p.getExtensionValues(), "customKPI");
            propVal += p.getId();
            // check the structureRef value
            if (p.getItemSubjectRef() != null && p.getItemSubjectRef().getStructureRef() != null) {
                propVal += ":" + p.getItemSubjectRef().getStructureRef();
            }
            if (pKPI != null && pKPI.length() > 0) {
                propVal += ":" + pKPI;
            }
            if (i != processProperties.size() - 1) {
                propVal += ",";
            }
        }
        properties.put(VARDEFS, propVal);
    }
    // simulation properties
    setSimulationProperties(subProcess.getId(), properties);
    marshallProperties(properties, generator);
    generator.writeObjectFieldStart("stencil");
    if (subProcess instanceof AdHocSubProcess) {
        generator.writeObjectField("id", "AdHocSubprocess");
    } else {
        if (subProcess.isTriggeredByEvent()) {
            generator.writeObjectField("id", "EventSubprocess");
        } else {
            if (haveValidLoopCharacteristics) {
                generator.writeObjectField("id", "MultipleInstanceSubprocess");
            } else {
                generator.writeObjectField("id", "Subprocess");
            }
        }
    }
    generator.writeEndObject();
    generator.writeArrayFieldStart("childShapes");
    Bounds bounds = ((BPMNShape) findDiagramElement(plane, subProcess)).getBounds();
    for (FlowElement flowElement : subProcess.getFlowElements()) {
        if (coordianteManipulation) {
            marshallFlowElement(flowElement, plane, generator, bounds.getX(), bounds.getY(), preProcessingData, def);
        } else {
            marshallFlowElement(flowElement, plane, generator, 0, 0, preProcessingData, def);
        }
    }
    for (Artifact artifact : subProcess.getArtifacts()) {
        if (coordianteManipulation) {
            marshallArtifact(artifact, plane, generator, bounds.getX(), bounds.getY(), preProcessingData, def);
        } else {
            marshallArtifact(artifact, plane, generator, 0, 0, preProcessingData, def);
        }
    }
    generator.writeEndArray();
    generator.writeArrayFieldStart("outgoing");
    for (BoundaryEvent boundaryEvent : subProcess.getBoundaryEventRefs()) {
        generator.writeStartObject();
        generator.writeObjectField("resourceId", boundaryEvent.getId());
        generator.writeEndObject();
    }
    for (SequenceFlow outgoing : subProcess.getOutgoing()) {
        generator.writeStartObject();
        generator.writeObjectField("resourceId", outgoing.getId());
        generator.writeEndObject();
    }
    Process process = (Process) plane.getBpmnElement();
    writeAssociations(process, subProcess.getId(), generator);
    // subprocess boundary events
    List<BoundaryEvent> boundaryEvents = new ArrayList<BoundaryEvent>();
    findBoundaryEvents(process, boundaryEvents);
    for (BoundaryEvent be : boundaryEvents) {
        if (be.getAttachedToRef().getId().equals(subProcess.getId())) {
            generator.writeStartObject();
            generator.writeObjectField("resourceId", be.getId());
            generator.writeEndObject();
        }
    }
    generator.writeEndArray();
    generator.writeObjectFieldStart("bounds");
    generator.writeObjectFieldStart("lowerRight");
    generator.writeObjectField("x", bounds.getX() + bounds.getWidth() - xOffset);
    generator.writeObjectField("y", bounds.getY() + bounds.getHeight() - yOffset);
    generator.writeEndObject();
    generator.writeObjectFieldStart("upperLeft");
    generator.writeObjectField("x", bounds.getX() - xOffset);
    generator.writeObjectField("y", bounds.getY() - yOffset);
    generator.writeEndObject();
    generator.writeEndObject();
}