Java Code Examples for org.activiti.engine.impl.bpmn.behavior.MultiInstanceActivityBehavior#setCollectionElementVariable()

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Example 1
Source File: AbstractActivityBpmnParseHandler.java    From activiti6-boot2 with Apache License 2.0 4 votes vote down vote up 
protected void createMultiInstanceLoopCharacteristics(BpmnParse bpmnParse, Activity modelActivity) {

    MultiInstanceLoopCharacteristics loopCharacteristics = modelActivity.getLoopCharacteristics();

    // Activity Behavior
    MultiInstanceActivityBehavior miActivityBehavior = null;

    if (loopCharacteristics.isSequential()) {
      miActivityBehavior = bpmnParse.getActivityBehaviorFactory().createSequentialMultiInstanceBehavior(modelActivity, (AbstractBpmnActivityBehavior) modelActivity.getBehavior());
    } else {
      miActivityBehavior = bpmnParse.getActivityBehaviorFactory().createParallelMultiInstanceBehavior(modelActivity, (AbstractBpmnActivityBehavior) modelActivity.getBehavior());
    }

    modelActivity.setBehavior(miActivityBehavior);

    ExpressionManager expressionManager = Context.getProcessEngineConfiguration().getExpressionManager();

    // loop cardinality
    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());
    }

  }
Example 2
Source File: AbstractActivityBpmnParseHandler.java    From flowable-engine with Apache License 2.0 4 votes vote down vote up 
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();

        // loop cardinality
        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());
        }

    }