/// <summary>
/// Constructs a FieldHandler for a field on a type that is not a constructor
/// parameter
/// </summary>
/// <param name="field">field info</param>
public FieldData(FieldInfo field, TypeData parent)
: base(field, parent)
{
}
public DynamicPropertyData(PropertyInfo PropertyInfo, TypeData parent)
: base(PropertyInfo, parent)
{
Initialize();
}
protected virtual void EvaluateItem(object existingObject, IDeserializerHandler deserializer, TypeData typeHandler, KeyValueExpression Item)
{
// evaluate the item and let it assign itself?
IPropertyData hndlr = typeHandler.FindPropertyByAlias(Item.Key);
if (hndlr == null)
{
switch (this.Config.MissingPropertyAction)
{
case MissingPropertyOptions.Ignore:
return;
case MissingPropertyOptions.ThrowException:
throw new Exception(string.Format("Could not find property {0} for type {1}", Item.Key, typeHandler.ForType));
default:
throw new InvalidOperationException("Unhandled MissingPropertyAction: " + this.Config.MissingPropertyAction);
}
}
if (hndlr.Ignored)
{
switch (Config.IgnoredPropertyAction)
{
case SerializationContext.IgnoredPropertyOption.Ignore:
return;
case SerializationContext.IgnoredPropertyOption.SetIfPossible:
if (!hndlr.CanWrite)
return;
break;
case SerializationContext.IgnoredPropertyOption.ThrowException:
throw new Exception(string.Format("Can not set property {0} for type {1} because it is ignored and IgnorePropertyAction is set to ThrowException", Item.Key, typeHandler.ForType));
}
}
Expression valueExpression = Item.ValueExpression;
valueExpression.ResultType = hndlr.PropertyType;
object result = null;
TypeConverterExpressionHandler converterHandler = null;
IJsonTypeConverter converter = null;
if (hndlr.HasConverter)
{
converterHandler = (TypeConverterExpressionHandler)Config.ExpressionHandlers.Find(typeof(TypeConverterExpressionHandler));
converter = hndlr.TypeConverter;
}
if (!hndlr.CanWrite)
{
result = hndlr.GetValue(existingObject);
if (converterHandler != null)
{
converterHandler.Evaluate(valueExpression, result, deserializer, converter);
}
else
{
deserializer.Evaluate(valueExpression, result);
}
}
else
{
if (hndlr.HasConverter)
hndlr.SetValue(existingObject, converterHandler.Evaluate(valueExpression, deserializer, converter));
else
hndlr.SetValue(existingObject, deserializer.Evaluate(valueExpression));
}
}
/// <summary>
/// Initializes an instance for the specific declaring type
/// </summary>
/// <param name="forType">the declaring type for this property</param>
protected AbstractPropertyData(Type forType, TypeData parent)
: base(forType)
{
this.parent = parent;
}
protected MemberInfoPropertyDataBase(MemberInfo member, TypeData parent)
: base(member.DeclaringType, parent)
{
this.member = member;
}
public ConverterUtil(Type forType, SerializationContext context)
{
_handler = context.GetTypeHandler(forType);
}
