Package org.activiti.engine.impl.bpmn.behavior

Examples of org.activiti.engine.impl.bpmn.behavior.MultiInstanceActivityBehavior$CallActivityEndListenersOperation

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  protected void createMultiInstanceLoopCharacteristics(BpmnParse bpmnParse, Activity modelActivity) {
   
    MultiInstanceLoopCharacteristics loopCharacteristics = modelActivity.getLoopCharacteristics();
   
    // Activity Behavior
    MultiInstanceActivityBehavior miActivityBehavior = null;
    ActivityImpl activity = bpmnParse.getCurrentScope().findActivity(modelActivity.getId());
    if (activity == null) {
      throw new ActivitiException("Activity " + modelActivity.getId() + " needed for multi instance cannot bv found");
    }
           
    if (loopCharacteristics.isSequential()) {
      miActivityBehavior = bpmnParse.getActivityBehaviorFactory().createSequentialMultiInstanceBehavior(
              activity, (AbstractBpmnActivityBehavior) activity.getActivityBehavior());
    } else {
      miActivityBehavior = bpmnParse.getActivityBehaviorFactory().createParallelMultiInstanceBehavior(
              activity, (AbstractBpmnActivityBehavior) activity.getActivityBehavior());
    }
   
    // ActivityImpl settings
    activity.setScope(true);
    activity.setProperty("multiInstance", loopCharacteristics.isSequential() ? "sequential" : "parallel");
    activity.setActivityBehavior(miActivityBehavior);
   
    ExpressionManager expressionManager = bpmnParse.getExpressionManager();
    BpmnModel bpmnModel = bpmnParse.getBpmnModel();
   
    // loopcardinality
    if (StringUtils.isNotEmpty(loopCharacteristics.getLoopCardinality())) {
      miActivityBehavior.setLoopCardinalityExpression(expressionManager.createExpression(loopCharacteristics.getLoopCardinality()));
    }
   
    // completion condition
    if (StringUtils.isNotEmpty(loopCharacteristics.getCompletionCondition())) {
      miActivityBehavior.setCompletionConditionExpression(expressionManager.createExpression(loopCharacteristics.getCompletionCondition()));
    }
   
    // activiti:collection
    if (StringUtils.isNotEmpty(loopCharacteristics.getInputDataItem())) {
      if (loopCharacteristics.getInputDataItem().contains("{")) {
        miActivityBehavior.setCollectionExpression(expressionManager.createExpression(loopCharacteristics.getInputDataItem()));
      } else {
        miActivityBehavior.setCollectionVariable(loopCharacteristics.getInputDataItem());
      }
    }

    // activiti:elementVariable
    if (StringUtils.isNotEmpty(loopCharacteristics.getElementVariable())) {
      miActivityBehavior.setCollectionElementVariable(loopCharacteristics.getElementVariable());
    }

    // activiti:elementIndexVariable
    if (StringUtils.isNotEmpty(loopCharacteristics.getElementIndexVariable())) {
      miActivityBehavior.setCollectionElementIndexVariable(loopCharacteristics.getElementIndexVariable());
    }

  }
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    }

    Element miLoopCharacteristics = activityElement.element("multiInstanceLoopCharacteristics");
    if (miLoopCharacteristics != null) {

      MultiInstanceActivityBehavior miActivityBehavior = null;
      boolean isSequential = parseBooleanAttribute(miLoopCharacteristics.attribute("isSequential"), false);
      if (isSequential) {
        miActivityBehavior = new SequentialMultiInstanceBehavior(activity, (AbstractBpmnActivityBehavior) activity.getActivityBehavior());
      } else {
        miActivityBehavior = new ParallelMultiInstanceBehavior(activity, (AbstractBpmnActivityBehavior) activity.getActivityBehavior());
      }
      activity.setScope(true);
      activity.setProperty("multiInstance", isSequential ? "sequential" : "parallel");
      activity.setActivityBehavior(miActivityBehavior);

      // loopCardinality
      Element loopCardinality = miLoopCharacteristics.element("loopCardinality");
      if (loopCardinality != null) {
        String loopCardinalityText = loopCardinality.getText();
        if (loopCardinalityText == null || "".equals(loopCardinalityText)) {
          addError("loopCardinality must be defined for a multiInstanceLoopCharacteristics definition ", miLoopCharacteristics);
        }
        miActivityBehavior.setLoopCardinalityExpression(expressionManager.createExpression(loopCardinalityText));
      }

      // completionCondition
      Element completionCondition = miLoopCharacteristics.element("completionCondition");
      if (completionCondition != null) {
        String completionConditionText = completionCondition.getText();
        miActivityBehavior.setCompletionConditionExpression(expressionManager.createExpression(completionConditionText));
      }

      // activiti:collection
      String collection = miLoopCharacteristics.attributeNS(BpmnParser.ACTIVITI_BPMN_EXTENSIONS_NS, "collection");
      if (collection != null) {
        if (collection.contains("{")) {
          miActivityBehavior.setCollectionExpression(expressionManager.createExpression(collection));
        } else {
          miActivityBehavior.setCollectionVariable(collection);
        }
      }

      // loopDataInputRef
      Element loopDataInputRef = miLoopCharacteristics.element("loopDataInputRef");
      if (loopDataInputRef != null) {
        String loopDataInputRefText = loopDataInputRef.getText();
        if (loopDataInputRefText != null) {
          if (loopDataInputRefText.contains("{")) {
            miActivityBehavior.setCollectionExpression(expressionManager.createExpression(loopDataInputRefText));
          } else {
            miActivityBehavior.setCollectionVariable(loopDataInputRefText);
          }
        }
      }

      // activiti:elementVariable
      String elementVariable = miLoopCharacteristics.attributeNS(BpmnParser.ACTIVITI_BPMN_EXTENSIONS_NS, "elementVariable");
      if (elementVariable != null) {
        miActivityBehavior.setCollectionElementVariable(elementVariable);
      }

      // dataInputItem
      Element inputDataItem = miLoopCharacteristics.element("inputDataItem");
      if (inputDataItem != null) {
        String inputDataItemName = inputDataItem.attribute("name");
        miActivityBehavior.setCollectionElementVariable(inputDataItemName);
      }

      // Validation
      if (miActivityBehavior.getLoopCardinalityExpression() == null && miActivityBehavior.getCollectionExpression() == null
              && miActivityBehavior.getCollectionVariable() == null) {
        addError("Either loopCardinality or loopDataInputRef/activiti:collection must been set", miLoopCharacteristics);
      }

      // Validation
      if (miActivityBehavior.getCollectionExpression() == null && miActivityBehavior.getCollectionVariable() == null
              && miActivityBehavior.getCollectionElementVariable() != null) {
        addError("LoopDataInputRef/activiti:collection must be set when using inputDataItem or activiti:elementVariable", miLoopCharacteristics);
      }

      for (BpmnParseListener parseListener : parseListeners) {
        parseListener.parseMultiInstanceLoopCharacteristics(activityElement, miLoopCharacteristics, activity);
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Related Classes of org.activiti.engine.impl.bpmn.behavior.MultiInstanceActivityBehavior$CallActivityEndListenersOperation

  • org.activiti.engine.impl.bpmn.parser.BpmnParse
  • org.activiti.engine.impl.bpmn.parser.handler.AbstractActivityBpmnParseHandler
  • org.activiti.engine.impl.delegate.ExecutionListenerInvocation
  • org.activiti.engine.impl.pvm.delegate.ActivityExecution
  • java.util.Collection
  • java.util.Iterator
  • org.activiti.engine.ActivitiIllegalArgumentException
  • org.activiti.engine.ActivitiException
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