public override void SetValue(IDbDataParameter parameter, T value)
{
var result = ExtractAttributeEnum.GetEnumValue <T>(value);
if (result != null)
{
if (string.IsNullOrEmpty(result))
{
parameter.Value = DBNull.Value;
}
else
{
parameter.Value = result;
}
}
else
{
throw new EnumStringNotMappedException <T>();
}
}
public override T Parse(object value)
{
string valueString = (string)value;
if (_dictionary.TryGetValue(valueString, out T result))
{
return(result);
}
else
{
try
{
result = (T)ExtractAttributeEnum.GetEnumFromValue <T>(value);
_dictionary.Add(valueString, result);
return(result);
}
catch (Exception)
{
throw new EnumStringParseException <T>(value);
}
}
}