/// <summary>
 /// 生成记录ID
 /// </summary>
 /// <param name="head"></param>
 /// <param name="totalLength"></param>
 /// <returns></returns>
 public string GetRecordID(string head, int totalLength)
 {
     try
     {
         return(dal.GetRecordID(head, totalLength));
     }
     catch (Exception ex)
     {
         ILog.WriteErrorLog(ex);
         return("");
     }
 }