protected internal override void RemoveReference(IModelElementInstance referenceSourceElement, IModelElementInstance referenceTargetElement)
{
IModelElementInstance parentElement = referenceSourceElement.ParentElement;
ICollection <TSource> childElementCollection = _referenceSourceCollection.Get <TSource>(parentElement);
childElementCollection.Remove((TSource)referenceSourceElement);
}
public virtual T AddExtensionElement <T>(Type extensionElementClass) where T : IModelElementInstance
{
IModelElementInstance extensionElement = modelInstance.NewInstance <T>(extensionElementClass);
AddChildElement(extensionElement);
return((T)extensionElement);
}
public virtual T NewInstance <T>(IModelElementType type) where T : IModelElementInstance
{
IModelElementInstance modelElementInstance = type.NewInstance(this);
ModelUtil.SetGeneratedUniqueIdentifier(type, modelElementInstance);
return((T)modelElementInstance);
}
public T AddExtensionElement <T>(IType extensionElementClass) where T : IModelElementInstance
{
IModelElementInstance extensionElement = modelInstance.NewInstance <IModelElementInstance>((IModelElementType)extensionElementClass);
AddChildElement(extensionElement);
return((T)extensionElement);
}
public ModelValidationResultImpl(IModelElementInstance element, ValidationResultType type, int code, string message)
{
this.Element = element;
this.type = type;
this.code = code;
this.message = message;
}
/// <summary>
/// returns the value of the attribute.
/// </summary>
/// <returns> the value of the attribute. </returns>
public virtual T GetValue <T>(IModelElementInstance modelElement)
{
string value;
if (NamespaceUri == null)
{
value = modelElement.GetAttributeValue(AttributeName);
}
else
{
value = modelElement.GetAttributeValueNs(NamespaceUri, AttributeName);
if (value == null)
{
string alternativeNamespace = _owningElementType.Model.GetAlternativeNamespace(NamespaceUri);
if (alternativeNamespace != null)
{
value = modelElement.GetAttributeValueNs(alternativeNamespace, AttributeName);
}
}
}
if ((value == null) && _defaultValue != null)
{
return(GetDefaultValue <T>());
}
return(ConvertXmlValueToModelValue <T>(value));
}
public virtual bool RemoveChild(IModelElementInstance element)
{
IModelElementInstance childElement = GetChild(element);
ModelElementInstanceImpl elementInstanceImpl = (ModelElementInstanceImpl)element;
return(elementInstanceImpl.RemoveChildElement(childElement));
}
public virtual ProcessEngineException CastModelInstanceException(IModelElementInstance instance,
string toElement, string type, string @namespace, System.Exception cause)
{
return
(new ProcessEngineException(
ExceptionMessage("036", "Cannot cast '{0}' to '{1}'. Element is of type '{2}' with namespace '{3}'.",
instance, toElement, type, @namespace), cause));
}
public virtual IModelElementInstance AddExtensionElement(string namespaceUri, string localName)
{
IModelElementType extensionElementType = ((ModelInstanceImpl)modelInstance).RegisterGenericType(namespaceUri, localName);
IModelElementInstance extensionElement = extensionElementType.NewInstance(modelInstance);
AddChildElement(extensionElement);
return(extensionElement);
}
protected internal override void UpdateReference(IModelElementInstance referenceSourceElement, string oldIdentifier, string newIdentifier)
{
string referencingTextContent = GetReferenceIdentifier(referenceSourceElement);
if (!string.IsNullOrWhiteSpace(oldIdentifier) && oldIdentifier.Equals(referencingTextContent))
{
SetReferenceIdentifier(referenceSourceElement, newIdentifier);
}
}
public virtual void UpdateIncomingReferences(IModelElementInstance modelElement, string newIdentifier, string oldIdentifier)
{
if (_incomingReferences.Count > 0)
{
foreach (IReference incomingReference in _incomingReferences)
{
((ReferenceImpl)incomingReference).ReferencedElementUpdated(modelElement, oldIdentifier, newIdentifier);
}
}
}
public virtual void UnlinkReference(IModelElementInstance modelElement, object referenceIdentifier)
{
if (_incomingReferences.Count > 0)
{
foreach (IReference incomingReference in _incomingReferences)
{
((ReferenceImpl)incomingReference).ReferencedElementRemoved(modelElement, referenceIdentifier);
}
}
}
protected internal override void RemoveReference(IModelElementInstance referenceSourceElement, IModelElementInstance referenceTargetElement)
{
string identifier = GetReferenceIdentifier(referenceSourceElement);
IList <string> references = StringUtil.SplitListBySeparator(identifier, Separator);
string identifierToRemove = GetTargetElementIdentifier(referenceTargetElement);
references.Remove(identifierToRemove);
identifier = StringUtil.JoinList(references, Separator.ToString());
SetReferenceIdentifier(referenceSourceElement, identifier);
}
protected internal override void UpdateReference(IModelElementInstance referenceSourceElement, string oldIdentifier, string newIdentifier)
{
string referencingAttributeValue = GetReferenceIdentifier(referenceSourceElement);
//if (!string.ReferenceEquals(oldIdentifier, null) && oldIdentifier.Equals(referencingAttributeValue))
if (!string.IsNullOrEmpty(oldIdentifier) && oldIdentifier.Equals(referencingAttributeValue))
{
SetReferenceIdentifier(referenceSourceElement, newIdentifier);
}
}
private void addExecutionListener(IBaseElement element, string eventName)
{
IExtensionElements extensionElements = element.ModelInstance.NewInstance <IExtensionElements>(typeof(IExtensionElements));
IModelElementInstance executionListener = extensionElements.AddExtensionElement(BpmnModelConstants.CamundaNs, "executionListener");
//JAVA TO C# CONVERTER WARNING: The .NET Type.FullName property will not always yield results identical to the Java Class.getName method:
executionListener.SetAttributeValueNs(BpmnModelConstants.CamundaNs, "class", typeof(ModelExecutionContextExecutionListener).FullName);
executionListener.SetAttributeValueNs(BpmnModelConstants.CamundaNs, "event", eventName);
element.ExtensionElements = extensionElements;
}
//TODO Input底层可能又问题
public override bool Matches(XmlNode node)
{
if (!base.Matches(node))
{
return(false);
}
IModelElementInstance modelElement = ModelUtil.GetModelElement(new DomElementImpl((XmlElement)node), Model);
return(Type.IsAssignableFrom(modelElement.GetType()));
}
protected internal virtual void ResizeSubProcess(IBpmnShape innerShape)
{
IBaseElement innerElement = innerShape.BpmnElement;
IBounds innerShapeBounds = innerShape.Bounds;
IModelElementInstance parent = innerElement.ParentElement;
while (parent is ISubProcess)
{
IBpmnShape subProcessShape = FindBpmnShape((ISubProcess)parent);
if (subProcessShape != null)
{
IBounds subProcessBounds = subProcessShape.Bounds;
double innerX = innerShapeBounds.GetX().Value;
double innerWidth = innerShapeBounds.GetWidth().Value;
double innerY = innerShapeBounds.GetY().Value;
double innerHeight = innerShapeBounds.GetHeight().Value;
double subProcessY = subProcessBounds.GetY().Value;
double subProcessHeight = subProcessBounds.GetHeight().Value;
double subProcessX = subProcessBounds.GetX().Value;
double subProcessWidth = subProcessBounds.GetWidth().Value;
double tmpWidth = innerX + innerWidth + Space;
double tmpHeight = innerY + innerHeight + Space;
if (innerY == subProcessY)
{
subProcessBounds.SetY(subProcessY - Space);
subProcessBounds.SetHeight(subProcessHeight + Space);
}
if (tmpWidth >= subProcessX + subProcessWidth)
{
double newWidth = tmpWidth - subProcessX;
subProcessBounds.SetWidth(newWidth);
}
if (tmpHeight >= subProcessY + subProcessHeight)
{
double newHeight = tmpHeight - subProcessY;
subProcessBounds.SetHeight(newHeight);
}
innerElement = (ISubProcess)parent;
innerShapeBounds = subProcessBounds;
parent = innerElement.ParentElement;
}
else
{
break;
}
}
}
protected internal override void UpdateReference(IModelElementInstance referenceSourceElement, string oldIdentifier, string newIdentifier)
{
string referencingIdentifier = GetReferenceIdentifier(referenceSourceElement);
IList <string> references = StringUtil.SplitListBySeparator(referencingIdentifier, Separator);
if (!string.IsNullOrEmpty(oldIdentifier) && references.Contains(oldIdentifier))
{
referencingIdentifier = referencingIdentifier.Replace(oldIdentifier, newIdentifier);
SetReferenceIdentifier(referenceSourceElement, newIdentifier);
}
}
//TODO 可能又类型判断错误 设置ModelElementId id.DefaultValue is string
/// <summary>
/// Set unique identifier if the type has a String id attribute
/// </summary>
/// <param name="type"> the type of the model element </param>
/// <param name="modelElementInstance"> the model element instance to set the id </param>
public static void SetGeneratedUniqueIdentifier(IModelElementType type, IModelElementInstance modelElementInstance)
{
//AttributeBox id = type.GetAttribute("id");
IAttribute /*<String>*/ id = type.GetAttribute("id");
//if (id != null && id.ValueType ==typeof(string) && id.IdAttribute)
if (id != null && id.IdAttribute)
{
((StringAttribute)id).SetValue(modelElementInstance, ModelUtil.GetUniqueIdentifier(type));
}
}
public virtual void RemoveAttribute(IModelElementInstance modelElement)
{
if (string.ReferenceEquals(NamespaceUri, null))
{
modelElement.RemoveAttribute(AttributeName);
}
else
{
modelElement.RemoveAttributeNs(NamespaceUri, AttributeName);
}
}
protected internal override void SetReferenceIdentifier(IModelElementInstance referenceSourceElement, string referenceIdentifier)
{
//if (!string.ReferenceEquals(referenceIdentifier, null) && referenceIdentifier.Length > 0)
if (!string.IsNullOrWhiteSpace(referenceIdentifier))
{
base.SetReferenceIdentifier(referenceSourceElement, referenceIdentifier);
}
else
{
referenceSourceAttribute.RemoveAttribute(referenceSourceElement);
}
}
//TODO 入口 IModelElementInstance解析
/// <summary>
/// Returns the <seealso cref="ModelElementInstanceImpl ModelElement"/> for a DOM element.
/// If the model element does not yet exist, it is created and linked to the DOM.
/// </summary>
/// <param name="domElement"> the child element to create a new <seealso cref="ModelElementInstanceImpl ModelElement"/> for </param>
/// <returns> the child model element </returns>
public static IModelElementInstance GetModelElement(IDomElement domElement, IModelInstance modelInstance)
{
IModelElementInstance modelElement = domElement.ModelElementInstance;
if (modelElement == null)
{
IModelElementType modelType = GetModelElement(domElement, modelInstance, domElement.NamespaceUri);
modelElement = ((ModelElementTypeImpl)modelType).NewInstance(modelInstance, domElement);
domElement.ModelElementInstance = modelElement;
}
return(modelElement);
}
public override string GetReferenceIdentifier(IModelElementInstance referenceSourceElement)
{
string identifier = base.GetReferenceIdentifier(referenceSourceElement);
if (string.IsNullOrEmpty(identifier))
{
return(null);
}
QName qName = QName.ParseQName(identifier);
return(qName.LocalName);
}
protected internal override void UpdateReference(IModelElementInstance referenceSourceElement, string oldIdentifier, string newIdentifier)
{
IList <string> referenceIdentifiers = GetReferenceIdentifiers(referenceSourceElement);
if (referenceIdentifiers.Contains(oldIdentifier))
{
int index = referenceIdentifiers.IndexOf(oldIdentifier);
referenceIdentifiers.Remove(oldIdentifier);
referenceIdentifiers.Insert(index, newIdentifier);
SetReferenceIdentifiers(referenceSourceElement, referenceIdentifiers);
}
}
public virtual void SetReferenceTargetElement <T>(IModelElementInstance referenceSourceElement, T referenceTargetElement)
where T : IModelElementInstance
{
IModelInstance modelInstance = referenceSourceElement.ModelInstance;
string referenceTargetIdentifier = ReferenceTargetAttribute.GetValue <String>(referenceTargetElement);
IModelElementInstance existingElement = modelInstance.GetModelElementById(referenceTargetIdentifier);
if (existingElement == null || existingElement.Id != referenceTargetElement.Id)
{
throw new ModelReferenceException("Cannot create reference to model element " + referenceTargetElement + ": element is not part of model. Please connect element to the model first.");
}
SetReferenceIdentifier(referenceSourceElement, referenceTargetIdentifier);
}
protected internal virtual void PerformAddOperation(IModelElementInstance referenceSourceElement, IModelElementInstance referenceTargetElement)
{
string identifier = GetReferenceIdentifier(referenceSourceElement);
IList <string> references = StringUtil.SplitListBySeparator(identifier, Separator);
string targetIdentifier = GetTargetElementIdentifier(referenceTargetElement);
references.Add(targetIdentifier);
identifier = StringUtil.JoinList(references, Separator.ToString());
SetReferenceIdentifier(referenceSourceElement, identifier);
}
public virtual void SetValue <T>(IModelElementInstance modelElement, T value)
{
string xmlValue = ConvertModelValueToXmlValue(value);
if (string.ReferenceEquals(NamespaceUri, null))
{
modelElement.SetAttributeValue(AttributeName, xmlValue, IdAttribute);
}
else
{
modelElement.SetAttributeValueNs(NamespaceUri, AttributeName, xmlValue, IdAttribute);
}
}
public virtual IFlowNodeBuilder <TE> MoveToNode(string identifier)
{
IModelElementInstance instance = modelInstance.GetModelElementById(identifier);
if (instance != null && instance is IFlowNode)
{
return(((IFlowNode)instance).Builder <IFlowNodeBuilder <TE>, TE>());
}
else
{
throw new BpmnModelException("Flow node not found for id " + identifier);
}
}
public virtual IActivityBuilder <IActivity> MoveToActivity(string identifier) /*where T : IActivityBuilder*/
{
IModelElementInstance instance = modelInstance.GetModelElementById(identifier);
if (instance != null && instance is IActivity)
{
return(((IActivity)instance).Builder <IActivityBuilder <IActivity>, IActivity>());
}
else
{
throw new BpmnModelException("Activity not found for id " + identifier);
}
}
public virtual IModelElementInstance GetChild(IModelElementInstance element)
{
ModelElementInstanceImpl elementInstanceImpl = (ModelElementInstanceImpl)element;
IModelElementInstance childElement = elementInstanceImpl.GetUniqueChildElementByType(typeof(T));
if (childElement != null)
{
ModelUtil.EnsureInstanceOf(childElement, typeof(T));
return((T)childElement);
}
return(default(T));
}
