/// <summary>
/// Serializes the collection obj to <see cref="xElement"/>.
/// </summary>
/// <param name="targetElement">The element to write the loaded data to.</param>
/// <param name="obj">The collection to load and write to <see cref="xElement"/></param>
/// <param name="referenceables">Serializable object roots which will possibly be referenced by elements in obj.</param>
public void WriteFromObject(object collection, XElement targetElement, List <SerializerError> errors, XMLSerializerParams parameters)
{
Type elementType = GetElementType(this.collectionType);
var elementTypeCache = SerializerCache.GetSerializableTypeCacheFor(elementType);
string elementTypeName = elementType.Name;
foreach (var obj in (collection as IEnumerable))
{
XElement _targetElement = new XElement("li");
targetElement.Add(_targetElement);
if (obj == null)
{
_targetElement.Add(XMLSerializer.TokenNull);
continue;
}
var objType = obj.GetType();
IXMLDataSerializer serializer = SerializerCache.GetBestSerializerFor(objType);
if (!ReferenceEquals(serializer, null))
{
try
{
if (!SerializerValidation.SerializerWasFound(parameters, null, serializer, "Collection", null, objType, "SERIALIZE", errors))
{
continue;
}
serializer.Serialize(obj, _targetElement, parameters);
}
catch (Exception ex)
{
errors.Add(new SerializerError(SerializerErrorSeverity.ERROR, "SERIALIZE", -1, "Serializer threw exception on collection of type " + objType + ":\n\n" + ex.ToString() + "\n\nSkipping field!"));
}
}
else if (typeof(ISerializableRoot).IsAssignableFrom(elementType))
{
// object ref
_targetElement.Value = (obj as ISerializableRoot).identifier;
}
else
{
// Determine type
var serializableTypeCache = elementTypeCache;
string typeName = elementTypeName;
// Write class attribute
_targetElement.SetAttributeValue(XMLSerializer.AttributeType, typeName);
// Validity checks
// Field not serializable?
if (ReferenceEquals(serializableTypeCache, null))
{
errors.Add(new SerializerError(SerializerErrorSeverity.ERROR, "SERIALIZER", -1, "Collection element with unknown type " + typeName + " unserializable! Skipping element!"));
continue;
}
// Add element
new SerializedData(serializableTypeCache, _targetElement).WriteFromObject(obj, errors, parameters);
}
}
}
public void WriteFromObject(object obj, List <SerializerError> errors, XMLSerializerParams parameters)
{
targetType.GetAllFields(_fields);
foreach (var fieldData in _fields)
{
if (!fieldData.isSerialized)
{
continue;
}
string fieldName = fieldData.fieldInfo.Name;
XElement targetElement = new XElement(fieldName);
xElement.Add(targetElement);
var fieldObj = fieldData.fieldInfo.GetValue(obj);
if (fieldObj == null) // Null special case
{
if (!fieldData.fieldInfo.GetCustomAttributes(true).Any((attrib) => attrib is AlwaysSerializedAttribute))
{
return;
}
targetElement.Value = XMLSerializer.TokenNull;
continue;
}
var fieldObjType = SerializerCache.GetSerializableTypeCacheFor(fieldObj.GetType());
bool isCollection = SerializedCollectionData.IsCollection(fieldData.fieldInfo.FieldType);
IXMLDataSerializer serializer = SerializerCache.GetBestSerializerFor(fieldData.fieldInfo.FieldType);
if (!ReferenceEquals(serializer, null))
{
try
{
if (!SerializerValidation.SerializerWasFound(parameters, targetElement, serializer, fieldName, fieldObjType == null ? null : fieldObjType.type, fieldObjType == null ? null : fieldObjType.type, "SERIALIZE", errors))
{
continue;
}
serializer.Serialize(fieldObj, targetElement, parameters);
}
catch (Exception ex)
{
errors.Add(new SerializerError(SerializerErrorSeverity.ERROR, "SERIALIZE", -1, "Serializer threw exception on field " + fieldName + " on type " + fieldObjType.type + ":\n\n" + ex.ToString() + "\n\nSkipping field!"));
}
}
else if (isCollection)
{
var col = new SerializedCollectionData(fieldData.fieldInfo.FieldType, targetElement);
col.WriteFromObject(fieldObj, targetElement, errors, parameters);
}
else
{
// root reference?
if (fieldData.isSerializableRoot)
{
targetElement.Value = (fieldObj as ISerializableRoot).identifier;
}
else
{
// Determine which type to serialize
string typeName = fieldObjType.type.Name;
// Write class attribute
if (!ReferenceEquals(fieldData.fieldInfo.FieldType, fieldObjType.type))
{
targetElement.SetAttributeValue(XMLSerializer.AttributeType, typeName);
}
// Field not serializable?
if (!SerializerValidation.DataFieldSerializerValid(parameters, targetElement, fieldObjType, typeName, fieldName, "SERIALIZE", errors))
{
continue;
}
// Write field
var d = new SerializedData(fieldObjType, targetElement);
d.WriteFromObject(fieldObj, errors, parameters);
}
}
}
}
