internal bool TrySetObjectValue(IPersist host, int paramIndex, int refId, int[] listNextLevel)
{
if (_deferListItems)
{
return(false);
}
try
{
if (host != null && Entities.TryGetValue(refId, out IPersist refEntity))
{
PropertyValue.Init(refEntity);
host.Parse(paramIndex, PropertyValue, listNextLevel);
return(true);
}
}
catch (Exception e)
{
// return silently if this kind of error has already been reported
if (_errors.AddPropertyNotSet(host, paramIndex, PropertyValue, e))
{
Logger?.LogError(LogEventIds.FailedPropertySetter, e, "Entity #{0,-5} {1}, error at parameter {2}", refId, host.GetType().Name.ToUpper(), paramIndex + 1);
ErrorCount++;
}
}
return(false);
}
private void EndElement(XmlReader input, XmlNodeType prevInputType, string prevInputName, out IPersistEntity writeEntity)
{
try
{
// before end element, we need to deal with SetCollection
var collectionProperty = _currentNode as XmlCollectionProperty;
if (collectionProperty != null)
{
// SetCollection will handle SetValue for Collection
var cType = collectionProperty.CType;
switch (cType)
{
case CollectionType.List:
case CollectionType.ListUnique:
collectionProperty.Entities.Sort(XmlCollectionProperty.CompareNodes);
break;
case CollectionType.Set:
break;
default:
throw new Exception("Unknown list type, " + cType);
}
foreach (var item in collectionProperty.Entities)
{
var entity = item as XmlEntity;
if (entity == null)
{
continue;
}
var node = entity;
var collectionOwner = entity.Parent.Parent as XmlEntity;
var collection = entity.Parent as XmlCollectionProperty; //the collection to add to;
if (collectionOwner == null)
{
continue;
}
IPersist ifcCollectionOwner = collectionOwner.Entity;
var pv = new PropertyValue();
pv.Init(node.Entity);
if (collection != null)
{
ifcCollectionOwner.Parse(collection.PropertyIndex - 1, pv, null);
}
}
}
else if (_currentNode.Parent is XmlProperty)
{
var propNode = (XmlProperty)_currentNode.Parent;
var entity = _currentNode as XmlEntity;
if (entity != null)
{
var entityNode = entity;
propNode.SetValue(entityNode.Entity);
}
else if (_currentNode is XmlExpressType)
{
//create ExpressType, call ifcparse with propindex and object
//((XmlProperty)_currentNode.Parent).SetValue((XmlExpressType)_currentNode);
var expressNode = (XmlExpressType)_currentNode;
if (expressNode.Type != propNode.Property.PropertyType)
{
//propNode.SetValue(expressNode);
ExpressType expressType;
if (IsIfcType(input.LocalName, out expressType))
//we have an IPersistIfc
{
var param = new object[1];
param[0] = expressNode.Value;
var ent = (IPersist)Activator.CreateInstance(expressType.Type, param);
propNode.SetValue(ent);
}
}
else
{
propNode.SetValue(expressNode.Value, Primitives[expressNode.Type.Name]);
}
}
else if (_currentNode is XmlBasicType)
{
//set PropertyValue to write type boolean, integer, call ifcparse with string
var basicNode = (XmlBasicType)_currentNode;
propNode.SetValue(basicNode.Value, basicNode.Type);
}
}
else if (prevInputType == XmlNodeType.Element && prevInputName == input.LocalName &&
_currentNode is XmlProperty && _currentNode.Parent is XmlEntity)
{
// WE SHOULDNT EXECUTE THE FOLLOWING CODE IF THIS PROPERTY ALREADY CALLED SETVALUE
var node = (XmlProperty)_currentNode;
var propVal = new PropertyValue();
var t = node.Property.PropertyType;
if (t.IsGenericType && t.GetGenericTypeDefinition() == typeof(Nullable <>))
{
t = Nullable.GetUnderlyingType(t);
}
IExpressValueType et = null;
if (t != null && typeof(IExpressValueType).IsAssignableFrom(t))
{
et = (IExpressValueType)(Activator.CreateInstance(t));
}
var pt = StepParserType.Undefined;
if (et != null)
{
pt = Primitives[et.UnderlyingSystemType.Name];
}
else
{
if (t != null && t.IsEnum)
{
pt = StepParserType.Enum;
}
else if (t != null && Primitives.ContainsKey(t.Name))
{
pt = Primitives[t.Name];
}
}
if (pt != StepParserType.Undefined)
{
switch (pt.ToString().ToLower())
{
case "string":
propVal.Init("'" + input.Value + "'", pt);
break;
case "boolean":
propVal.Init(Convert.ToBoolean(input.Value) ? ".T." : ".F", pt);
break;
default:
propVal.Init(input.Value, pt);
break;
}
((XmlEntity)node.Parent).Entity.Parse(node.PropertyIndex - 1, propVal, null);
}
}
else if (_currentNode.Parent is XmlCollectionProperty && !(_currentNode.Parent is XmlUosCollection))
{
var entity = _currentNode as XmlEntity;
if (entity != null)
{
((XmlCollectionProperty)entity.Parent).Entities.Add(entity);
}
else if (_currentNode is XmlExpressType)
{
var expressNode = (XmlExpressType)_currentNode;
//actualEntityType is the actual type of the value to create
var actualEntityType = expressNode.Type;
//Determine if the Express Type is a Nullable, if so get the type of the Nullable
if (actualEntityType.IsGenericType && actualEntityType.GetGenericTypeDefinition() == typeof(Nullable <>))
{
actualEntityType = Nullable.GetUnderlyingType(actualEntityType);
}
//need to resolve what the Parser type is
//if the generic type of the collection is different from the actualEntityType then we need to create an entity and call Ifc Parse
//otherwise we need to call Ifcparse with a string value and the type of the underlying type
var collection = (XmlCollectionProperty)_currentNode.Parent; //the collection to add to;
var collectionValueType = collection.Property.PropertyType;
var collectionGenericType = GetItemTypeFromGenericType(collectionValueType);
var genericTypeIsSameAsValueType = (collectionGenericType == actualEntityType);
var pv = new PropertyValue();
if (genericTypeIsSameAsValueType) //call IfcParse with string value and parser type
{
var actualEntityValue = (IExpressValueType)(Activator.CreateInstance(actualEntityType));
//resolve the underlying type
var parserType = Primitives[actualEntityValue.UnderlyingSystemType.Name];
if (parserType == StepParserType.String)
{
pv.Init("'" + expressNode.Value + "'", parserType);
}
else
{
pv.Init(expressNode.Value, parserType);
}
}
else //call IfcParse with an entity
{
var param = new object[1];
param[0] = expressNode.Value;
var actualEntityValue = (IExpressValueType)(Activator.CreateInstance(expressNode.Type, param));
pv.Init(actualEntityValue);
}
var collectionOwner = _currentNode.Parent.Parent as XmlEntity; //go to owner of collection
if (collectionOwner != null)
{
IPersist ifcCollectionOwner = collectionOwner.Entity;
ifcCollectionOwner.Parse(collection.PropertyIndex - 1, pv, null);
}
}
else if (_currentNode is XmlBasicType)
{
var basicNode = (XmlBasicType)_currentNode;
var collectionOwner = _currentNode.Parent.Parent as XmlEntity;
var collection = (XmlCollectionProperty)_currentNode.Parent; //the collection to add to;
if (collectionOwner != null)
{
IPersist ifcCollectionOwner = collectionOwner.Entity;
var pv = new PropertyValue();
pv.Init(basicNode.Value, basicNode.Type);
ifcCollectionOwner.Parse(collection.PropertyIndex - 1, pv, null);
}
}
}
writeEntity = null;
if (_currentNode.Parent == null)
{
return;
}
var currentNode = _currentNode as XmlEntity;
if (currentNode != null)
{
writeEntity = currentNode.Entity;
}
_currentNode = _currentNode.Parent;
}
catch (Exception e)
{
throw new Exception("Error reading IfcXML data at node " + input.LocalName, e);
}
}
