private object ReadList(XPathResult result, IDictionaryAdapter dictionaryAdapter)
{
Type listType = null, initializerType = null;
var arguments = result.Type.GetGenericArguments();
var genericDef = result.Type.GetGenericTypeDefinition();
var itemType = arguments[0];
Func <Type, XmlMetadata> getXmlMeta = type => dictionaryAdapter.GetXmlMeta(type);
var itemNodes = result.GetNodes(itemType, getXmlMeta);
if (itemNodes == null)
{
return(null);
}
if (genericDef == typeof(IEnumerable <>) || genericDef == typeof(ICollection <>) || genericDef == typeof(List <>))
{
listType = typeof(EditableList <>).MakeGenericType(arguments);
}
else if (
#if !DOTNET35
//NOTE: what about SortedSet?
genericDef == typeof(ISet <>) ||
#endif
genericDef == typeof(HashSet <>))
{
listType = typeof(List <>).MakeGenericType(arguments);
}
else
{
listType = typeof(EditableBindingList <>).MakeGenericType(arguments);
initializerType = typeof(BindingListInitializer <>).MakeGenericType(arguments);
}
var list = (IList)Activator.CreateInstance(listType);
foreach (var item in itemNodes)
{
list.Add(ReadProperty(item, false, dictionaryAdapter));
}
if (
#if !DOTNET35
//NOTE: what about SortedSet?
genericDef == typeof(ISet <>) ||
#endif
genericDef == typeof(HashSet <>))
{
return(Activator.CreateInstance(typeof(HashSet <>).MakeGenericType(arguments), list));
}
if (initializerType != null)
{
Func <object> addNew = () =>
{
var node = result.CreateNode(itemType, null, getXmlMeta);
return(ReadProperty(node, false, dictionaryAdapter));
};
Action <int, object> addAt = (index, item) =>
{
var node = result.CreateNode(itemType, item, getXmlMeta);
WriteProperty(node, item, dictionaryAdapter);
};
Action <int, object> setAt = (index, item) =>
{
var node = result.GetNodeAt(itemType, index);
WriteProperty(node, item, dictionaryAdapter);
};
Action <int> removeAt = index => result.RemoveAt(index);
var initializer = (IValueInitializer)Activator.CreateInstance(
initializerType, addAt, addNew, setAt, removeAt);
initializer.Initialize(dictionaryAdapter, list);
}
return(list);
}
private bool ReadCustom(XPathResult result, out object value)
{
return(result.ReadObject(out value));
}
private bool WriteCustom(XPathResult result, object value, IDictionaryAdapter dictionaryAdapter)
{
return(result.WriteObject(value));
}