private void AttachNodeToParent(DataSerializerParentDetails parentDetails, object instance)
{
if (parentDetails == null)
return;
var xomChildDetails = parentDetails.ParentXomNode
.Children
.First(x => x.AvailableNodes.Any(y => y.Key == parentDetails.ChildNodeName));
var parentProperty = parentDetails.ParentObject
.GetType()
.GetProperties()
.First(x => x.Name == xomChildDetails.PropertyName);
// If the parent property is a collection, instantiate it if it hasn't been already,
// then add this element to the collection
var propertyType = parentProperty.PropertyType;
if (propertyType.IsGenericType && TypeIsCollection(propertyType))
{
var collection = parentProperty.GetValue(parentDetails.ParentObject);
if (collection == null)
{
collection = Activator.CreateInstance(propertyType);
parentProperty.SetValue(parentDetails.ParentObject, collection);
}
// Since we know this inherits from ICollection<>, find the Add method
var addMethod = collection.GetType()
.GetMethods()
.Where(x => x.Name == "Add")
.Where(x => x.GetParameters().Length == 1)
.Where(x => x.GetParameters()[0].ParameterType == propertyType.GetGenericArguments()[0])
.First();
addMethod.Invoke(collection, new[] {instance});
}
else
{
parentProperty.SetValue(parentDetails.ParentObject, instance);
}
}
private object GenerateXmlObjectForNodeData(XomNodeData data, DataSerializerParentDetails parentDetails)
{
if (data == null)
throw new ArgumentNullException("data");
if (data.NodeType == null)
throw new ArgumentException("Data object has a null xom node type");
if (data.NodeType.Type == null)
throw new ArgumentException("Data object's xom node type has a null Type value");
var instance = Activator.CreateInstance(data.NodeType.Type);
AttachAttributeDataToXmlObject(data, instance);
// Attach the instance to the parent
AttachNodeToParent(parentDetails, instance);
// Serialize children
if (data.ChildNodes != null)
{
foreach (var childDataPair in data.ChildNodes)
{
var details = new DataSerializerParentDetails
{
ParentObject = instance,
ParentXomNode = data.NodeType,
ChildNodeName = childDataPair.Key
};
GenerateXmlObjectForNodeData(childDataPair.Value, details);
}
}
return instance;
}
