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

Example 11 with Gateway

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

the class BaseBpmnJsonConverter method convertToBpmnModel.

public void convertToBpmnModel(JsonNode elementNode, JsonNode modelNode, ActivityProcessor processor, BaseElement parentElement, Map<String, JsonNode> shapeMap, BpmnModel bpmnModel) {
    this.processor = processor;
    this.model = bpmnModel;
    BaseElement baseElement = convertJsonToElement(elementNode, modelNode, shapeMap);
    baseElement.setId(BpmnJsonConverterUtil.getElementId(elementNode));
    if (baseElement instanceof FlowElement) {
        FlowElement flowElement = (FlowElement) baseElement;
        flowElement.setName(getPropertyValueAsString(PROPERTY_NAME, elementNode));
        flowElement.setDocumentation(getPropertyValueAsString(PROPERTY_DOCUMENTATION, elementNode));
        BpmnJsonConverterUtil.convertJsonToListeners(elementNode, flowElement);
        if (baseElement instanceof Activity) {
            Activity activity = (Activity) baseElement;
            activity.setAsynchronous(getPropertyValueAsBoolean(PROPERTY_ASYNCHRONOUS, elementNode));
            activity.setNotExclusive(!getPropertyValueAsBoolean(PROPERTY_EXCLUSIVE, elementNode));
            String multiInstanceType = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_TYPE, elementNode);
            String multiInstanceCardinality = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_CARDINALITY, elementNode);
            String multiInstanceCollection = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_COLLECTION, elementNode);
            String multiInstanceCondition = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_CONDITION, elementNode);
            if (StringUtils.isNotEmpty(multiInstanceType) && !"none".equalsIgnoreCase(multiInstanceType)) {
                String multiInstanceVariable = getPropertyValueAsString(PROPERTY_MULTIINSTANCE_VARIABLE, elementNode);
                MultiInstanceLoopCharacteristics multiInstanceObject = new MultiInstanceLoopCharacteristics();
                if ("sequential".equalsIgnoreCase(multiInstanceType)) {
                    multiInstanceObject.setSequential(true);
                } else {
                    multiInstanceObject.setSequential(false);
                }
                multiInstanceObject.setLoopCardinality(multiInstanceCardinality);
                multiInstanceObject.setInputDataItem(multiInstanceCollection);
                multiInstanceObject.setElementVariable(multiInstanceVariable);
                multiInstanceObject.setCompletionCondition(multiInstanceCondition);
                activity.setLoopCharacteristics(multiInstanceObject);
            }
        } else if (baseElement instanceof Gateway) {
            JsonNode flowOrderNode = getProperty(PROPERTY_SEQUENCEFLOW_ORDER, elementNode);
            if (flowOrderNode != null) {
                flowOrderNode = BpmnJsonConverterUtil.validateIfNodeIsTextual(flowOrderNode);
                JsonNode orderArray = flowOrderNode.get("sequenceFlowOrder");
                if (orderArray != null && orderArray.size() > 0) {
                    for (JsonNode orderNode : orderArray) {
                        ExtensionElement orderElement = new ExtensionElement();
                        orderElement.setName("EDITOR_FLOW_ORDER");
                        orderElement.setElementText(orderNode.asText());
                        flowElement.addExtensionElement(orderElement);
                    }
                }
            }
        }
    }
    if (baseElement instanceof FlowElement) {
        FlowElement flowElement = (FlowElement) baseElement;
        if (flowElement instanceof SequenceFlow) {
            ExtensionElement idExtensionElement = new ExtensionElement();
            idExtensionElement.setName("EDITOR_RESOURCEID");
            idExtensionElement.setElementText(elementNode.get(EDITOR_SHAPE_ID).asText());
            flowElement.addExtensionElement(idExtensionElement);
        }
        if (parentElement instanceof Process) {
            ((Process) parentElement).addFlowElement(flowElement);
        } else if (parentElement instanceof SubProcess) {
            ((SubProcess) parentElement).addFlowElement(flowElement);
        } else if (parentElement instanceof Lane) {
            Lane lane = (Lane) parentElement;
            lane.getFlowReferences().add(flowElement.getId());
            lane.getParentProcess().addFlowElement(flowElement);
        }
    } else if (baseElement instanceof Artifact) {
        Artifact artifact = (Artifact) baseElement;
        if (parentElement instanceof Process) {
            ((Process) parentElement).addArtifact(artifact);
        } else if (parentElement instanceof SubProcess) {
            ((SubProcess) parentElement).addArtifact(artifact);
        } else if (parentElement instanceof Lane) {
            Lane lane = (Lane) parentElement;
            lane.getFlowReferences().add(artifact.getId());
            lane.getParentProcess().addArtifact(artifact);
        }
    }
}

Example 12 with Gateway

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

the class DefaultProcessDiagramGenerator method drawActivity.

protected void drawActivity(DefaultProcessDiagramCanvas processDiagramCanvas, BpmnModel bpmnModel, FlowNode flowNode, List<String> highLightedActivities, List<String> highLightedFlows) {
    ActivityDrawInstruction drawInstruction = activityDrawInstructions.get(flowNode.getClass());
    if (drawInstruction != null) {
        drawInstruction.draw(processDiagramCanvas, bpmnModel, flowNode);
        // Gather info on the multi instance marker
        boolean multiInstanceSequential = false;
        boolean multiInstanceParallel = false;
        boolean collapsed = false;
        if (flowNode instanceof Activity) {
            Activity activity = (Activity) flowNode;
            MultiInstanceLoopCharacteristics multiInstanceLoopCharacteristics = activity.getLoopCharacteristics();
            if (multiInstanceLoopCharacteristics != null) {
                multiInstanceSequential = multiInstanceLoopCharacteristics.isSequential();
                multiInstanceParallel = !multiInstanceSequential;
            }
        }
        // Gather info on the collapsed marker
        GraphicInfo graphicInfo = bpmnModel.getGraphicInfo(flowNode.getId());
        if (flowNode instanceof SubProcess) {
            collapsed = graphicInfo.getExpanded() != null && !graphicInfo.getExpanded();
        } else if (flowNode instanceof CallActivity) {
            collapsed = true;
        }
        // Actually draw the markers
        processDiagramCanvas.drawActivityMarkers((int) graphicInfo.getX(), (int) graphicInfo.getY(), (int) graphicInfo.getWidth(), (int) graphicInfo.getHeight(), multiInstanceSequential, multiInstanceParallel, collapsed);
        // Draw highlighted activities
        if (highLightedActivities.contains(flowNode.getId())) {
            drawHighLight(processDiagramCanvas, bpmnModel.getGraphicInfo(flowNode.getId()));
        }
    }
    // Outgoing transitions of activity
    for (SequenceFlow sequenceFlow : flowNode.getOutgoingFlows()) {
        boolean highLighted = (highLightedFlows.contains(sequenceFlow.getId()));
        String defaultFlow = null;
        if (flowNode instanceof Activity) {
            defaultFlow = ((Activity) flowNode).getDefaultFlow();
        } else if (flowNode instanceof Gateway) {
            defaultFlow = ((Gateway) flowNode).getDefaultFlow();
        }
        boolean isDefault = false;
        if (defaultFlow != null && defaultFlow.equalsIgnoreCase(sequenceFlow.getId())) {
            isDefault = true;
        }
        boolean drawConditionalIndicator = sequenceFlow.getConditionExpression() != null && !(flowNode instanceof Gateway);
        String sourceRef = sequenceFlow.getSourceRef();
        String targetRef = sequenceFlow.getTargetRef();
        FlowElement sourceElement = bpmnModel.getFlowElement(sourceRef);
        FlowElement targetElement = bpmnModel.getFlowElement(targetRef);
        List<GraphicInfo> graphicInfoList = bpmnModel.getFlowLocationGraphicInfo(sequenceFlow.getId());
        if (graphicInfoList != null && graphicInfoList.size() > 0) {
            graphicInfoList = connectionPerfectionizer(processDiagramCanvas, bpmnModel, sourceElement, targetElement, graphicInfoList);
            int[] xPoints = new int[graphicInfoList.size()];
            int[] yPoints = new int[graphicInfoList.size()];
            for (int i = 1; i < graphicInfoList.size(); i++) {
                GraphicInfo graphicInfo = graphicInfoList.get(i);
                GraphicInfo previousGraphicInfo = graphicInfoList.get(i - 1);
                if (i == 1) {
                    xPoints[0] = (int) previousGraphicInfo.getX();
                    yPoints[0] = (int) previousGraphicInfo.getY();
                }
                xPoints[i] = (int) graphicInfo.getX();
                yPoints[i] = (int) graphicInfo.getY();
            }
            processDiagramCanvas.drawSequenceflow(xPoints, yPoints, drawConditionalIndicator, isDefault, highLighted);
            // Draw sequenceflow label
            GraphicInfo labelGraphicInfo = bpmnModel.getLabelGraphicInfo(sequenceFlow.getId());
            if (labelGraphicInfo != null) {
                processDiagramCanvas.drawLabel(sequenceFlow.getName(), labelGraphicInfo, false);
            }
        }
    }
    // Nested elements
    if (flowNode instanceof FlowElementsContainer) {
        for (FlowElement nestedFlowElement : ((FlowElementsContainer) flowNode).getFlowElements()) {
            if (nestedFlowElement instanceof FlowNode) {
                drawActivity(processDiagramCanvas, bpmnModel, (FlowNode) nestedFlowElement, highLightedActivities, highLightedFlows);
            }
        }
    }
}