protected internal virtual void CreateMultiInstanceLoopCharacteristics(BpmnParse bpmnParse, Activity modelActivity)
{
MultiInstanceLoopCharacteristics loopCharacteristics = modelActivity.LoopCharacteristics;
// Activity Behavior
MultiInstanceActivityBehavior miActivityBehavior;
if (loopCharacteristics.Sequential)
{
miActivityBehavior = bpmnParse.ActivityBehaviorFactory.CreateSequentialMultiInstanceBehavior(modelActivity, (AbstractBpmnActivityBehavior)modelActivity.Behavior);
}
else
{
miActivityBehavior = bpmnParse.ActivityBehaviorFactory.CreateParallelMultiInstanceBehavior(modelActivity, (AbstractBpmnActivityBehavior)modelActivity.Behavior);
}
modelActivity.Behavior = miActivityBehavior;
ExpressionManager expressionManager = Context.ProcessEngineConfiguration.ExpressionManager;
// loop cardinality
if (!string.IsNullOrWhiteSpace(loopCharacteristics.LoopCardinality))
{
miActivityBehavior.LoopCardinalityExpression = expressionManager.CreateExpression(loopCharacteristics.LoopCardinality);
}
// completion condition
if (!string.IsNullOrWhiteSpace(loopCharacteristics.CompletionCondition))
{
miActivityBehavior.CompletionConditionExpression = expressionManager.CreateExpression(loopCharacteristics.CompletionCondition);
}
// activiti:collection
if (!string.IsNullOrWhiteSpace(loopCharacteristics.InputDataItem))
{
if (loopCharacteristics.InputDataItem.Contains("{"))
{
miActivityBehavior.CollectionExpression = expressionManager.CreateExpression(loopCharacteristics.InputDataItem);
}
else
{
miActivityBehavior.CollectionVariable = loopCharacteristics.InputDataItem;
}
}
// activiti:elementVariable
if (!string.IsNullOrWhiteSpace(loopCharacteristics.ElementVariable))
{
miActivityBehavior.CollectionElementVariable = loopCharacteristics.ElementVariable;
}
// activiti:elementIndexVariable
if (!string.IsNullOrWhiteSpace(loopCharacteristics.ElementIndexVariable))
{
miActivityBehavior.CollectionElementIndexVariable = loopCharacteristics.ElementIndexVariable;
}
}
public virtual ModifiableBpmnModelInstance asyncAfterInnerMiActivity(string activityId)
{
Activity activity = modelInstance.getModelElementById(activityId);
MultiInstanceLoopCharacteristics miCharacteristics = (MultiInstanceLoopCharacteristics)activity.getUniqueChildElementByType(typeof(MultiInstanceLoopCharacteristics));
miCharacteristics.CamundaAsyncAfter = true;
return(this);
}
protected internal virtual void HandleMultiInstanceLoopCharacteristics(Process process, Activity activity, IList <ValidationError> errors)
{
MultiInstanceLoopCharacteristics multiInstanceLoopCharacteristics = activity.LoopCharacteristics;
if (multiInstanceLoopCharacteristics != null)
{
if (string.IsNullOrWhiteSpace(multiInstanceLoopCharacteristics.LoopCardinality) && string.IsNullOrWhiteSpace(multiInstanceLoopCharacteristics.InputDataItem))
{
AddError(errors, ProblemsConstants.MULTI_INSTANCE_MISSING_COLLECTION, process, activity, "Either loopCardinality or loopDataInputRef/activiti:collection must been set");
}
}
}
public static void WriteMultiInstance(Activity activity, XMLStreamWriter xtw)
{
if (activity.LoopCharacteristics != null)
{
MultiInstanceLoopCharacteristics multiInstanceObject = activity.LoopCharacteristics;
if (!string.IsNullOrWhiteSpace(multiInstanceObject.LoopCardinality) || !string.IsNullOrWhiteSpace(multiInstanceObject.InputDataItem) || !string.IsNullOrWhiteSpace(multiInstanceObject.CompletionCondition))
{
xtw.WriteStartElement(BpmnXMLConstants.BPMN_PREFIX, BpmnXMLConstants.ELEMENT_MULTIINSTANCE, BpmnXMLConstants.BPMN2_NAMESPACE);
BpmnXMLUtil.WriteDefaultAttribute(BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_SEQUENTIAL, multiInstanceObject.Sequential ? "true" : "false", xtw);
if (!string.IsNullOrWhiteSpace(multiInstanceObject.InputDataItem))
{
BpmnXMLUtil.WriteQualifiedAttribute(BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_COLLECTION, multiInstanceObject.InputDataItem, xtw);
}
if (!string.IsNullOrWhiteSpace(multiInstanceObject.ElementVariable))
{
BpmnXMLUtil.WriteQualifiedAttribute(BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_VARIABLE, multiInstanceObject.ElementVariable, xtw);
}
if (!string.IsNullOrWhiteSpace(multiInstanceObject.LoopCardinality))
{
xtw.WriteStartElement(BpmnXMLConstants.BPMN_PREFIX, BpmnXMLConstants.ELEMENT_MULTIINSTANCE_CARDINALITY, BpmnXMLConstants.BPMN2_NAMESPACE);
xtw.WriteCharacters(multiInstanceObject.LoopCardinality);
xtw.WriteEndElement();
}
if (!string.IsNullOrWhiteSpace(multiInstanceObject.CompletionCondition))
{
xtw.WriteStartElement(BpmnXMLConstants.BPMN_PREFIX, BpmnXMLConstants.ELEMENT_MULTIINSTANCE_CONDITION, BpmnXMLConstants.BPMN2_NAMESPACE);
xtw.WriteCharacters(multiInstanceObject.CompletionCondition);
xtw.WriteEndElement();
}
xtw.WriteEndElement();
}
else
{
xtw.WriteStartElement(BpmnXMLConstants.BPMN_PREFIX, BpmnXMLConstants.ELEMENT_MULTIINSTANCE, BpmnXMLConstants.BPMN2_NAMESPACE);
BpmnXMLUtil.WriteDefaultAttribute(BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_SEQUENTIAL, multiInstanceObject.Sequential ? "true" : "false", xtw);
xtw.WriteEndElement();
}
}
}
public MultiInstanceActivityBehavior(ActivityBehavior innerActivityBehavior,
MultiInstanceLoopCharacteristics loopCharacteristics) : base(innerActivityBehavior)
{
this.loopCharacteristics = loopCharacteristics;
}
public SequentialMultiInstanceActivityBehavior(ActivityBehavior innerActivityBehavior,
MultiInstanceLoopCharacteristics loopCharacteristics)
: base(innerActivityBehavior, loopCharacteristics)
{
}
public override void ParseChildElement(XMLStreamReader xtr, BaseElement parentElement, BpmnModel model)
{
if (!(parentElement is Activity))
{
return;
}
MultiInstanceLoopCharacteristics multiInstanceDef = new MultiInstanceLoopCharacteristics();
BpmnXMLUtil.AddXMLLocation(multiInstanceDef, xtr);
if (xtr.GetAttributeValue(BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_SEQUENTIAL) != null)
{
multiInstanceDef.Sequential = Convert.ToBoolean(xtr.GetAttributeValue(BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_SEQUENTIAL));
}
multiInstanceDef.InputDataItem = xtr.GetAttributeValue(BpmnXMLConstants.ACTIVITI_EXTENSIONS_NAMESPACE, BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_COLLECTION);
multiInstanceDef.ElementVariable = xtr.GetAttributeValue(BpmnXMLConstants.ACTIVITI_EXTENSIONS_NAMESPACE, BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_VARIABLE);
multiInstanceDef.ElementIndexVariable = xtr.GetAttributeValue(BpmnXMLConstants.ACTIVITI_EXTENSIONS_NAMESPACE, BpmnXMLConstants.ATTRIBUTE_MULTIINSTANCE_INDEX_VARIABLE);
bool readyWithMultiInstance = false;
try
{
while (!readyWithMultiInstance && xtr.HasNext())
{
//xtr.next();
if (xtr.IsStartElement() && BpmnXMLConstants.ELEMENT_MULTIINSTANCE_CARDINALITY.Equals(xtr.LocalName, StringComparison.CurrentCultureIgnoreCase))
{
multiInstanceDef.LoopCardinality = xtr.ElementText;
}
else if (xtr.IsStartElement() && BpmnXMLConstants.ELEMENT_MULTIINSTANCE_DATAINPUT.Equals(xtr.LocalName, StringComparison.CurrentCultureIgnoreCase))
{
multiInstanceDef.InputDataItem = xtr.ElementText;
}
else if (xtr.IsStartElement() && BpmnXMLConstants.ELEMENT_MULTIINSTANCE_DATAITEM.Equals(xtr.LocalName, StringComparison.CurrentCultureIgnoreCase))
{
if (xtr.GetAttributeValue(BpmnXMLConstants.ATTRIBUTE_NAME) != null)
{
multiInstanceDef.ElementVariable = xtr.GetAttributeValue(BpmnXMLConstants.ATTRIBUTE_NAME);
}
}
else if (xtr.IsStartElement() && BpmnXMLConstants.ELEMENT_MULTIINSTANCE_CONDITION.Equals(xtr.LocalName, StringComparison.CurrentCultureIgnoreCase))
{
multiInstanceDef.CompletionCondition = xtr.ElementText;
}
else if (xtr.EndElement && ElementName.Equals(xtr.LocalName, StringComparison.CurrentCultureIgnoreCase))
{
readyWithMultiInstance = true;
}
if (xtr.IsEmptyElement && ElementName.Equals(xtr.LocalName, StringComparison.OrdinalIgnoreCase))
{
readyWithMultiInstance = true;
}
}
}
catch (Exception e)
{
log.LogWarning(e, "Error parsing multi instance definition");
}
((Activity)parentElement).LoopCharacteristics = multiInstanceDef;
}
protected internal AbstractMultiInstanceLoopCharacteristicsBuilder(BpmnModelInstance modelInstance, MultiInstanceLoopCharacteristics element, Type selfType) : base(modelInstance, element, selfType)
{
}
public virtual MultiInstanceLoopCharacteristicsBuilder multiInstance()
{
MultiInstanceLoopCharacteristics miCharacteristics = createChild(typeof(MultiInstanceLoopCharacteristics));
return(miCharacteristics.builder());
}
