//通过相应的storage表获得exist表 public Exist GetExist(Storage storage) { Exist exist = new Exist(); exist.IO_Id = storage.IO_Id; exist.Count = storage.Count; exist.IntoDate = DateTime.Now; exist.Co_id = storage.Co_id; OutIntoWareBusinessLayer outIntoWareBusinessLayer = new OutIntoWareBusinessLayer(); Out_Into_ware out_Into_Ware = outIntoWareBusinessLayer.GetOut_Into_ware(storage.IO_Id); exist.W_id = out_Into_Ware.Ware_id; exist.U_id = out_Into_Ware.User_id; return(exist); }