Entlib DAAP映射枚举类型

IRowMapper<UserDto> addressMapper = MapBuilder<UserDto>
.MapAllProperties() 
.Map(p => p.Gender) 
.WithFunc(rec => rec.IsDBNull(rec.GetOrdinal("gender"))
? Gender.Female
: Gender.Male)
.Build();

IRowMapper<UserDto> addressMapper = MapBuilder<UserDto>
                .MapAllProperties() 
                .Map(p => p.Gender) 
                .WithFunc(rec => (Gender)Enum.ToObject(typeof(Gender), rec.GetOrdinal("gender"))) .Build();