WriterDelegate WriteComplexElement(DynamicMember member, string name, object defaultValue, bool alwaysWrite)
{
EQXSerializer serializer = EQXSerializer.GetSerializer(member.MemberType);
if (alwaysWrite)
{
return (XElement result, ref object target) =>
{
object value = member.GetValue(target) ?? defaultValue;
if (value != null)
result.Add(serializer.Serialize(ref value, name));
else
result.Add(new XElement(name));
};
}
else
{
return (XElement result, ref object target) =>
{
object value = member.GetValue(target) ?? defaultValue;
if (value != null)
result.Add(new XElement(name));
};
}
}
WriterDelegate WritePrimitiveElement(DynamicMember member, string name, object defaultValue, bool alwaysWrite)
{
if (alwaysWrite)
{
return (XElement result, ref object target) =>
{
object value = member.GetValue(target) ?? defaultValue ?? string.Empty;
result.Add(new XElement(name, value));
};
}
else
{
return (XElement result, ref object target) =>
{
object value = member.GetValue(target);
if (value != defaultValue)
result.Add(new XElement(name, value));
};
}
}
WriterDelegate WriteArray(DynamicMember member, string name, string itemName, object defaultValue, bool alwaysWrite)
{
EQXSerializer serializer = EQXSerializer.GetSerializer(member.ArrayItemType);
if (!string.IsNullOrEmpty(itemName))
{
if (alwaysWrite)
{
return (XElement parent, ref object target) =>
{
XElement arrayElement = new XElement(name);
IList value = member.GetValue(target) as IList;
if (value != null && value.Count > 0)
{
for (int i = 0; i < value.Count; i++)
{
object itemValue = value[i];
arrayElement.Add(serializer.Serialize(ref itemValue, itemName));
}
parent.Add(arrayElement);
}
};
}
else
{
return (XElement parent, ref object target) =>
{
XElement arrayElement = new XElement(name);
IList value = member.GetValue(target) as IList;
if (value != null)
{
for (int i = 0; i < value.Count; i++)
{
object itemValue = value[i];
arrayElement.Add(serializer.Serialize(ref itemValue, itemName));
}
}
parent.Add(arrayElement);
};
}
}
else
{
// don't bother writing an empty element for flat arrays
return (XElement parent, ref object target) =>
{
IList value = member.GetValue(target) as IList;
if (value != null)
{
for (int i = 0; i < value.Count; i++)
{
object itemValue = value[i];
parent.Add(serializer.Serialize(ref itemValue, name));
}
}
};
}
}