public void Init(SYSFilter config)
 {
     _operationType = (EnumFilterOperation)ALEnumDescription.GetEnumValueByDisplayText(typeof(EnumFilterOperation), config.FilterOperation);
     _config        = config;
     _propertyName  = config.PropertyName;
 }
 public FilterProviderAttribute(EnumFilterOperation filterOperation)
 {
     FilterOperation = filterOperation.ToString();
 }