public override void Serialize(XmlWriter writer, T obj, XmlSerializableSettings settings)
{
if (obj != null)
{
var actualType = obj.GetType();
Tuple <String, IXmlSerializer> subTypeSerializer = null;
if (actualType == typeof(T) ||
KnownTypeSerializers == null ||
!TryGetKnownTypeSerializer(actualType, out subTypeSerializer))
{
// We're the actual serializer that should be used for this type.
// Here comes the heavy lifting.
foreach (var attributeMember in AttributeMembers.Values)
{
attributeMember.SerializeMember(writer, obj, settings);
}
foreach (var elementMemberGroup in ElementMembers)
{
foreach (var elementMember in elementMemberGroup)
{
elementMember.SerializeMember(writer, obj, settings);
}
}
if (TextMember != null)
{
TextMember.SerializeMember(writer, obj, settings);
}
}
else
{
writer.WriteAttributeString("xsi", "type", "http://www.w3.org/2001/XMLSchema-instance", subTypeSerializer.Item1);
subTypeSerializer.Item2.Serialize(writer, obj, settings);
}
}
}
public abstract void Serialize(XmlWriter writer, Object obj, XmlSerializableSettings settings);
public void SerializeMember(XmlWriter writer, T instance, XmlSerializableSettings settings)
{
var val = this.Getter(instance);
if (val != null)
{
switch (this.NodeType)
{
case XmlNodeType.Attribute:
if (val != null)
{
writer.WriteStartAttribute(this.MemberName.Name, this.MemberName.Namespace);
this.serializer.Serialize(writer, val, settings);
writer.WriteEndAttribute();
}
break;
case XmlNodeType.Element:
if (this.isCollection)
{
if (val != null || !settings.OmitNulls)
{
if (this.wrapCollection)
{
writer.WriteStartElement(this.MemberName.Name, this.MemberName.Namespace);
}
if (val != null)
{
this.serializer.Serialize(writer, val, settings);
}
else if (this.wrapCollection)
{
writer.WriteAttributeString("xsi", "nil", XsiNamespace, "true");
}
if (this.wrapCollection)
{
writer.WriteEndElement();
}
}
}
else
{
if (val != null || !settings.OmitNulls)
{
writer.WriteStartElement(this.MemberName.Name, this.MemberName.Namespace);
if (val != null)
{
this.serializer.Serialize(writer, val, settings);
}
else
{
writer.WriteAttributeString("xsi", "nil", XsiNamespace, "true");
}
}
writer.WriteEndElement();
}
break;
case XmlNodeType.Text:
if (val != null)
{
this.serializer.Serialize(writer, val, settings);
}
break;
default:
throw new NotSupportedException(
String.Format("The node type {0} is not supported.", this.NodeType)
);
}
}
}
