Package org.camunda.bpm.engine.impl

Examples of org.camunda.bpm.engine.impl.Condition

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    String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
    Iterator<PvmTransition> transitionIterator = execution.getActivity().getOutgoingTransitions().iterator();
    while (outgoingSeqFlow == null && transitionIterator.hasNext()) {
      PvmTransition seqFlow = transitionIterator.next();
     
      Condition condition = (Condition) seqFlow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
      if ( (condition == null && (defaultSequenceFlow == null || !defaultSequenceFlow.equals(seqFlow.getId())) )
              || (condition != null && condition.evaluate(execution)) ) {
        if (log.isLoggable(Level.FINE)) {
          log.fine("Sequence flow '" + seqFlow.getId() + " '"
                  + "selected as outgoing sequence flow.");
        }
        outgoingSeqFlow = seqFlow;
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      List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();

      // find matching non-default sequence flows
      for (PvmTransition outgoingTransition : execution.getActivity().getOutgoingTransitions()) {
        if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
          Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
          if (condition == null || condition.evaluate(execution)) {
            transitionsToTake.add(outgoingTransition);
          }
        }
      }
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    if (activity.getOutgoingTransitions().size()==0) {
      // TODO: double check if this is valid (I think in Activiti yes, since we need start events we will need an end event as well)
      addError("Exclusive Gateway '" + activity.getId() + "' has no outgoing sequence flows.", null);
    } else if (activity.getOutgoingTransitions().size()==1) {
      PvmTransition flow = activity.getOutgoingTransitions().get(0);
      Condition condition = (Condition) flow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
      if (condition!=null) {
        addError("Exclusive Gateway '" + activity.getId() + "' has only one outgoing sequence flow ('" + flow.getId() + "'). This is not allowed to have a condition.", null);
      }
    } else {
      String defaultSequenceFlow = (String) activity.getProperty("default");
      boolean hasDefaultFlow = defaultSequenceFlow!=null && defaultSequenceFlow.length()>0;

      ArrayList<PvmTransition> flowsWithoutCondition = new ArrayList<PvmTransition>();
      for (PvmTransition flow : activity.getOutgoingTransitions()) {
          Condition condition = (Condition) flow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
          boolean isDefaultFlow = flow.getId()!=null && flow.getId().equals(defaultSequenceFlow);
          boolean hasConditon = condition!=null;

          if (!hasConditon && !isDefaultFlow) {
            flowsWithoutCondition.add(flow);
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        if (!value.equals(ATTRIBUTEVALUE_T_FORMAL_EXPRESSION)) {
          addError("Invalid type, only tFormalExpression is currently supported", conditionExprElement);
        }
      }

      Condition condition = null;
      if (language == null) {
        condition = new UelExpressionCondition(expressionManager.createExpression(expression));
      }
      else {
        try {
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    List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();

    List<PvmTransition> outgoingTransitions = execution.getActivity().getOutgoingTransitions();
    for (PvmTransition outgoingTransition : outgoingTransitions) {
      if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
        Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
        if (condition == null || !checkConditions || condition.evaluate(execution)) {
          transitionsToTake.add(outgoingTransition);
        }
      }
    }
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    if (activity.getOutgoingTransitions().size()==0) {
      // TODO: double check if this is valid (I think in Activiti yes, since we need start events we will need an end event as well)
      addError("Exclusive Gateway '" + activity.getId() + "' has no outgoing sequence flows.", null);
    } else if (activity.getOutgoingTransitions().size()==1) {
      PvmTransition flow = activity.getOutgoingTransitions().get(0);
      Condition condition = (Condition) flow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
      if (condition!=null) {
        addError("Exclusive Gateway '" + activity.getId() + "' has only one outgoing sequence flow ('" + flow.getId() + "'). This is not allowed to have a condition.", null);
      }
    } else {
      String defaultSequenceFlow = (String) activity.getProperty("default");
      boolean hasDefaultFlow = defaultSequenceFlow!=null && defaultSequenceFlow.length()>0;

      ArrayList<PvmTransition> flowsWithoutCondition = new ArrayList<PvmTransition>();
      for (PvmTransition flow : activity.getOutgoingTransitions()) {
          Condition condition = (Condition) flow.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
          boolean isDefaultFlow = flow.getId()!=null && flow.getId().equals(defaultSequenceFlow);
          boolean hasConditon = condition!=null;

          if (!hasConditon && !isDefaultFlow) {
            flowsWithoutCondition.add(flow);
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        if (!value.equals(ATTRIBUTEVALUE_T_FORMAL_EXPRESSION)) {
          addError("Invalid type, only tFormalExpression is currently supported", conditionExprElement);
        }
      }

      Condition condition = null;
      if (language == null) {
        condition = new UelExpressionCondition(expressionManager.createExpression(expression));
      }
      else {
        ExecutableScript script = parseScriptDefinition(language, resource, expression);
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      String defaultSequenceFlow = (String) execution.getActivity().getProperty("default");
      List<PvmTransition> transitionsToTake = new ArrayList<PvmTransition>();

      for (PvmTransition outgoingTransition : execution.getActivity().getOutgoingTransitions()) {
        if (defaultSequenceFlow == null || !outgoingTransition.getId().equals(defaultSequenceFlow)) {
          Condition condition = (Condition) outgoingTransition.getProperty(BpmnParse.PROPERTYNAME_CONDITION);
          if (condition == null || condition.evaluate(execution)) {
            transitionsToTake.add(outgoingTransition);
          }
        }
      }
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Related Classes of org.camunda.bpm.engine.impl.Condition

  • org.camunda.bpm.engine.impl.bpmn.behavior.BpmnActivityBehavior
  • org.camunda.bpm.engine.impl.bpmn.behavior.ExclusiveGatewayActivityBehavior
  • org.camunda.bpm.engine.impl.bpmn.behavior.InclusiveGatewayActivityBehavior
  • org.camunda.bpm.engine.impl.bpmn.parser.BpmnParse
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