/// <summary> /// 更新一条数据 /// </summary> public bool Update(Student.Model.BUILDING_INFO model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update BUILDING_INFO set "); strSql.Append("BUILDINGNAME=@BUILDINGNAME,"); strSql.Append("FLOORS=@FLOORS,"); strSql.Append("ADMIN=@ADMIN"); strSql.Append(" where BUILDINGID=@BUILDINGID"); SqlParameter[] parameters = { new SqlParameter("@BUILDINGNAME", SqlDbType.VarChar, 40), new SqlParameter("@FLOORS", SqlDbType.Int, 4), new SqlParameter("@ADMIN", SqlDbType.VarChar, 20), new SqlParameter("@BUILDINGID", SqlDbType.Decimal, 9) }; parameters[0].Value = model.BUILDINGNAME; parameters[1].Value = model.FLOORS; parameters[2].Value = model.ADMIN; parameters[3].Value = model.BUILDINGID; int rows = SqlHelper.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public decimal Add(Student.Model.BUILDING_INFO model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into BUILDING_INFO("); strSql.Append("BUILDINGNAME,FLOORS,ADMIN)"); strSql.Append(" values ("); strSql.Append("@BUILDINGNAME,@FLOORS,@ADMIN)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@BUILDINGNAME", SqlDbType.VarChar, 40), new SqlParameter("@FLOORS", SqlDbType.Int, 4), new SqlParameter("@ADMIN", SqlDbType.VarChar, 20) }; parameters[0].Value = model.BUILDINGNAME; parameters[1].Value = model.FLOORS; parameters[2].Value = model.ADMIN; object obj = SqlHelper.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToDecimal(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public Student.Model.BUILDING_INFO DataRowToModel(DataRow row) { Student.Model.BUILDING_INFO model = new Student.Model.BUILDING_INFO(); if (row != null) { if (row["BUILDINGID"] != null && row["BUILDINGID"].ToString() != "") { model.BUILDINGID = decimal.Parse(row["BUILDINGID"].ToString()); } if (row["BUILDINGNAME"] != null) { model.BUILDINGNAME = row["BUILDINGNAME"].ToString(); } if (row["FLOORS"] != null && row["FLOORS"].ToString() != "") { model.FLOORS = int.Parse(row["FLOORS"].ToString()); } if (row["ADMIN"] != null) { model.ADMIN = row["ADMIN"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public Student.Model.BUILDING_INFO GetModel(string BUILDINGNAME) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 BUILDINGID,BUILDINGNAME,FLOORS,ADMIN from BUILDING_INFO "); strSql.Append(" where BUILDINGNAME=@BUILDINGNAME"); SqlParameter[] parameters = { new SqlParameter("@BUILDINGNAME", SqlDbType.VarChar, 40) }; parameters[0].Value = BUILDINGNAME; Student.Model.BUILDING_INFO model = new Student.Model.BUILDING_INFO(); DataSet ds = SqlHelper.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }