Examples with FlowElement org.activiti.bpmn.model.FlowElement used on opensource projects

Example 36 with FlowElement

use of org.activiti.bpmn.model.FlowElement in project Activiti by Activiti.

the class BpmnXMLConverter method createXML.

private void createXML(FlowElement flowElement, BpmnModel model, XMLStreamWriter xtw) throws Exception {
    if (flowElement instanceof SubProcess) {
        SubProcess subProcess = (SubProcess) flowElement;
        if (flowElement instanceof Transaction) {
            xtw.writeStartElement(ELEMENT_TRANSACTION);
        } else {
            xtw.writeStartElement(ELEMENT_SUBPROCESS);
        }
        xtw.writeAttribute(ATTRIBUTE_ID, subProcess.getId());
        if (StringUtils.isNotEmpty(subProcess.getName())) {
            xtw.writeAttribute(ATTRIBUTE_NAME, subProcess.getName());
        } else {
            xtw.writeAttribute(ATTRIBUTE_NAME, "subProcess");
        }
        if (subProcess instanceof EventSubProcess) {
            xtw.writeAttribute(ATTRIBUTE_TRIGGERED_BY, ATTRIBUTE_VALUE_TRUE);
        } else if (subProcess instanceof Transaction == false) {
            if (subProcess.isAsynchronous()) {
                BpmnXMLUtil.writeQualifiedAttribute(ATTRIBUTE_ACTIVITY_ASYNCHRONOUS, ATTRIBUTE_VALUE_TRUE, xtw);
                if (subProcess.isNotExclusive()) {
                    BpmnXMLUtil.writeQualifiedAttribute(ATTRIBUTE_ACTIVITY_EXCLUSIVE, ATTRIBUTE_VALUE_FALSE, xtw);
                }
            }
        }
        if (StringUtils.isNotEmpty(subProcess.getDocumentation())) {
            xtw.writeStartElement(ELEMENT_DOCUMENTATION);
            xtw.writeCharacters(subProcess.getDocumentation());
            xtw.writeEndElement();
        }
        boolean didWriteExtensionStartElement = ActivitiListenerExport.writeListeners(subProcess, false, xtw);
        didWriteExtensionStartElement = BpmnXMLUtil.writeExtensionElements(subProcess, didWriteExtensionStartElement, model.getNamespaces(), xtw);
        if (didWriteExtensionStartElement) {
            // closing extensions element
            xtw.writeEndElement();
        }
        MultiInstanceExport.writeMultiInstance(subProcess, xtw);
        for (FlowElement subElement : subProcess.getFlowElements()) {
            createXML(subElement, model, xtw);
        }
        for (Artifact artifact : subProcess.getArtifacts()) {
            createXML(artifact, model, xtw);
        }
        xtw.writeEndElement();
    } else {
        BaseBpmnXMLConverter converter = convertersToXMLMap.get(flowElement.getClass());
        if (converter == null) {
            throw new XMLException("No converter for " + flowElement.getClass() + " found");
        }
        converter.convertToXML(xtw, flowElement, model);
    }
}

Example 37 with FlowElement

use of org.activiti.bpmn.model.FlowElement in project Activiti by Activiti.

the class BpmnXMLConverter method processFlowElements.

private void processFlowElements(Collection<FlowElement> flowElementList, BaseElement parentScope) {
    for (FlowElement flowElement : flowElementList) {
        if (flowElement instanceof SequenceFlow) {
            SequenceFlow sequenceFlow = (SequenceFlow) flowElement;
            FlowNode sourceNode = getFlowNodeFromScope(sequenceFlow.getSourceRef(), parentScope);
            if (sourceNode != null) {
                sourceNode.getOutgoingFlows().add(sequenceFlow);
            }
            FlowNode targetNode = getFlowNodeFromScope(sequenceFlow.getTargetRef(), parentScope);
            if (targetNode != null) {
                targetNode.getIncomingFlows().add(sequenceFlow);
            }
        } else if (flowElement instanceof BoundaryEvent) {
            BoundaryEvent boundaryEvent = (BoundaryEvent) flowElement;
            FlowElement attachedToElement = getFlowNodeFromScope(boundaryEvent.getAttachedToRefId(), parentScope);
            if (attachedToElement != null) {
                boundaryEvent.setAttachedToRef((Activity) attachedToElement);
                ((Activity) attachedToElement).getBoundaryEvents().add(boundaryEvent);
            }
        } else if (flowElement instanceof SubProcess) {
            SubProcess subProcess = (SubProcess) flowElement;
            processFlowElements(subProcess.getFlowElements(), subProcess);
        }
    }
}

Example 38 with FlowElement

use of org.activiti.bpmn.model.FlowElement in project Activiti by Activiti.

the class BPMNDIExport method writeBPMNDI.

public static void writeBPMNDI(BpmnModel model, XMLStreamWriter xtw) throws Exception {
    // BPMN DI information
    xtw.writeStartElement(BPMNDI_PREFIX, ELEMENT_DI_DIAGRAM, BPMNDI_NAMESPACE);
    String processId = null;
    if (!model.getPools().isEmpty()) {
        processId = "Collaboration";
    } else {
        processId = model.getMainProcess().getId();
    }
    xtw.writeAttribute(ATTRIBUTE_ID, "BPMNDiagram_" + processId);
    xtw.writeStartElement(BPMNDI_PREFIX, ELEMENT_DI_PLANE, BPMNDI_NAMESPACE);
    xtw.writeAttribute(ATTRIBUTE_DI_BPMNELEMENT, processId);
    xtw.writeAttribute(ATTRIBUTE_ID, "BPMNPlane_" + processId);
    for (String elementId : model.getLocationMap().keySet()) {
        if (model.getFlowElement(elementId) != null || model.getArtifact(elementId) != null || model.getPool(elementId) != null || model.getLane(elementId) != null) {
            xtw.writeStartElement(BPMNDI_PREFIX, ELEMENT_DI_SHAPE, BPMNDI_NAMESPACE);
            xtw.writeAttribute(ATTRIBUTE_DI_BPMNELEMENT, elementId);
            xtw.writeAttribute(ATTRIBUTE_ID, "BPMNShape_" + elementId);
            GraphicInfo graphicInfo = model.getGraphicInfo(elementId);
            FlowElement flowElement = model.getFlowElement(elementId);
            if (flowElement instanceof SubProcess && graphicInfo.getExpanded() != null) {
                xtw.writeAttribute(ATTRIBUTE_DI_IS_EXPANDED, String.valueOf(graphicInfo.getExpanded()));
            }
            xtw.writeStartElement(OMGDC_PREFIX, ELEMENT_DI_BOUNDS, OMGDC_NAMESPACE);
            xtw.writeAttribute(ATTRIBUTE_DI_HEIGHT, "" + graphicInfo.getHeight());
            xtw.writeAttribute(ATTRIBUTE_DI_WIDTH, "" + graphicInfo.getWidth());
            xtw.writeAttribute(ATTRIBUTE_DI_X, "" + graphicInfo.getX());
            xtw.writeAttribute(ATTRIBUTE_DI_Y, "" + graphicInfo.getY());
            xtw.writeEndElement();
            xtw.writeEndElement();
        }
    }
    for (String elementId : model.getFlowLocationMap().keySet()) {
        if (model.getFlowElement(elementId) != null || model.getArtifact(elementId) != null || model.getMessageFlow(elementId) != null) {
            xtw.writeStartElement(BPMNDI_PREFIX, ELEMENT_DI_EDGE, BPMNDI_NAMESPACE);
            xtw.writeAttribute(ATTRIBUTE_DI_BPMNELEMENT, elementId);
            xtw.writeAttribute(ATTRIBUTE_ID, "BPMNEdge_" + elementId);
            List<GraphicInfo> graphicInfoList = model.getFlowLocationGraphicInfo(elementId);
            for (GraphicInfo graphicInfo : graphicInfoList) {
                xtw.writeStartElement(OMGDI_PREFIX, ELEMENT_DI_WAYPOINT, OMGDI_NAMESPACE);
                xtw.writeAttribute(ATTRIBUTE_DI_X, "" + graphicInfo.getX());
                xtw.writeAttribute(ATTRIBUTE_DI_Y, "" + graphicInfo.getY());
                xtw.writeEndElement();
            }
            GraphicInfo labelGraphicInfo = model.getLabelGraphicInfo(elementId);
            FlowElement flowElement = model.getFlowElement(elementId);
            MessageFlow messageFlow = null;
            if (flowElement == null) {
                messageFlow = model.getMessageFlow(elementId);
            }
            boolean hasName = false;
            if (flowElement != null && StringUtils.isNotEmpty(flowElement.getName())) {
                hasName = true;
            } else if (messageFlow != null && StringUtils.isNotEmpty(messageFlow.getName())) {
                hasName = true;
            }
            if (labelGraphicInfo != null && hasName) {
                xtw.writeStartElement(BPMNDI_PREFIX, ELEMENT_DI_LABEL, BPMNDI_NAMESPACE);
                xtw.writeStartElement(OMGDC_PREFIX, ELEMENT_DI_BOUNDS, OMGDC_NAMESPACE);
                xtw.writeAttribute(ATTRIBUTE_DI_HEIGHT, "" + labelGraphicInfo.getHeight());
                xtw.writeAttribute(ATTRIBUTE_DI_WIDTH, "" + labelGraphicInfo.getWidth());
                xtw.writeAttribute(ATTRIBUTE_DI_X, "" + labelGraphicInfo.getX());
                xtw.writeAttribute(ATTRIBUTE_DI_Y, "" + labelGraphicInfo.getY());
                xtw.writeEndElement();
                xtw.writeEndElement();
            }
            xtw.writeEndElement();
        }
    }
    // end BPMN DI elements
    xtw.writeEndElement();
    xtw.writeEndElement();
}

Example 39 with FlowElement

use of org.activiti.bpmn.model.FlowElement in project Activiti by Activiti.

the class BpmnDeployer method localizeFlowElements.

protected boolean localizeFlowElements(Collection<FlowElement> flowElements, ObjectNode infoNode) {
    boolean localizationValuesChanged = false;
    if (flowElements == null)
        return localizationValuesChanged;
    CommandContext commandContext = Context.getCommandContext();
    DynamicBpmnService dynamicBpmnService = commandContext.getProcessEngineConfiguration().getDynamicBpmnService();
    for (FlowElement flowElement : flowElements) {
        if (flowElement instanceof UserTask || flowElement instanceof SubProcess) {
            List<ExtensionElement> localizationElements = flowElement.getExtensionElements().get("localization");
            if (localizationElements != null) {
                for (ExtensionElement localizationElement : localizationElements) {
                    if (BpmnXMLConstants.ACTIVITI_EXTENSIONS_PREFIX.equals(localizationElement.getNamespacePrefix())) {
                        String locale = localizationElement.getAttributeValue(null, "locale");
                        String name = localizationElement.getAttributeValue(null, "name");
                        String documentation = null;
                        List<ExtensionElement> documentationElements = localizationElement.getChildElements().get("documentation");
                        if (documentationElements != null) {
                            for (ExtensionElement documentationElement : documentationElements) {
                                documentation = StringUtils.trimToNull(documentationElement.getElementText());
                                break;
                            }
                        }
                        String flowElementId = flowElement.getId();
                        if (isEqualToCurrentLocalizationValue(locale, flowElementId, "name", name, infoNode) == false) {
                            dynamicBpmnService.changeLocalizationName(locale, flowElementId, name, infoNode);
                            localizationValuesChanged = true;
                        }
                        if (documentation != null && isEqualToCurrentLocalizationValue(locale, flowElementId, "description", documentation, infoNode) == false) {
                            dynamicBpmnService.changeLocalizationDescription(locale, flowElementId, documentation, infoNode);
                            localizationValuesChanged = true;
                        }
                        break;
                    }
                }
            }
            if (flowElement instanceof SubProcess) {
                SubProcess subprocess = (SubProcess) flowElement;
                boolean isFlowElementLocalizationChanged = localizeFlowElements(subprocess.getFlowElements(), infoNode);
                boolean isDataObjectLocalizationChanged = localizeDataObjectElements(subprocess.getDataObjects(), infoNode);
                if (isFlowElementLocalizationChanged || isDataObjectLocalizationChanged) {
                    localizationValuesChanged = true;
                }
            }
        }
    }
    return localizationValuesChanged;
}

Example 40 with FlowElement

use of org.activiti.bpmn.model.FlowElement in project Activiti by Activiti.

the class DelegateHelper method getFlowElement.

/**
   * Returns the current {@link FlowElement} where the {@link DelegateExecution} is currently at.
   */
public static FlowElement getFlowElement(DelegateExecution execution) {
    BpmnModel bpmnModel = getBpmnModel(execution);
    FlowElement flowElement = bpmnModel.getFlowElement(execution.getCurrentActivityId());
    if (flowElement == null) {
        throw new ActivitiException("Could not find a FlowElement for activityId " + execution.getCurrentActivityId());
    }
    return flowElement;
}