/// <summary> /// 得到一个对象实体 /// </summary> public HeqiaoDaoshiCore.Model.Leavemessage DataRowToModel(DataRow row) { HeqiaoDaoshiCore.Model.Leavemessage model = new HeqiaoDaoshiCore.Model.Leavemessage(); if (row != null) { if (row["LeavemessageUUID"] != null && row["LeavemessageUUID"].ToString() != "") { model.LeavemessageUUID = new Guid(row["LeavemessageUUID"].ToString()); } if (row["ID"] != null && row["ID"].ToString() != "") { model.ID = int.Parse(row["ID"].ToString()); } if (row["UserUUID"] != null && row["UserUUID"].ToString() != "") { model.UserUUID = new Guid(row["UserUUID"].ToString()); } if (row["Content"] != null) { model.Content = row["Content"].ToString(); } if (row["Createtime"] != null) { model.Createtime = row["Createtime"].ToString(); } if (row["Isdelete"] != null) { model.Isdelete = row["Isdelete"].ToString(); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(HeqiaoDaoshiCore.Model.Leavemessage model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Leavemessage("); strSql.Append("LeavemessageUUID,UserUUID,Content,Createtime,Isdelete)"); strSql.Append(" values ("); strSql.Append("@LeavemessageUUID,@UserUUID,@Content,@Createtime,@Isdelete)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@LeavemessageUUID", SqlDbType.UniqueIdentifier, 16), new SqlParameter("@UserUUID", SqlDbType.UniqueIdentifier, 16), new SqlParameter("@Content", SqlDbType.NVarChar, 255), new SqlParameter("@Createtime", SqlDbType.NVarChar, 255), new SqlParameter("@Isdelete", SqlDbType.VarChar, 255) }; parameters[0].Value = Guid.NewGuid(); parameters[1].Value = Guid.NewGuid(); parameters[2].Value = model.Content; parameters[3].Value = model.Createtime; parameters[4].Value = model.Isdelete; object obj = DbHelperSql.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(HeqiaoDaoshiCore.Model.Leavemessage model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Leavemessage set "); strSql.Append("UserUUID=@UserUUID,"); strSql.Append("Content=@Content,"); strSql.Append("Createtime=@Createtime,"); strSql.Append("Isdelete=@Isdelete"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@UserUUID", SqlDbType.UniqueIdentifier, 16), new SqlParameter("@Content", SqlDbType.NVarChar, 255), new SqlParameter("@Createtime", SqlDbType.NVarChar, 255), new SqlParameter("@Isdelete", SqlDbType.VarChar, 255), new SqlParameter("@LeavemessageUUID", SqlDbType.UniqueIdentifier, 16), new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = model.UserUUID; parameters[1].Value = model.Content; parameters[2].Value = model.Createtime; parameters[3].Value = model.Isdelete; parameters[4].Value = model.LeavemessageUUID; parameters[5].Value = model.ID; int rows = DbHelperSql.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public HeqiaoDaoshiCore.Model.Leavemessage GetModel(int ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 LeavemessageUUID,ID,UserUUID,Content,Createtime,Isdelete from Leavemessage "); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; HeqiaoDaoshiCore.Model.Leavemessage model = new HeqiaoDaoshiCore.Model.Leavemessage(); DataSet ds = DbHelperSql.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }