/// <summary> /// 判断当前节点是否已存在相同的 /// </summary> /// <param name="entity"></param> /// <returns></returns> public int ExistNum(CarTypeSeriesEntity entity) { ///id=0,判断总数,ID>0判断除自己之外的总数 string sql = @"Select count(1) from dbo.[CarTypeSeries] WITH(NOLOCK) "; string where = "where "; if (entity.Id == 0) { where = where + " (FullName=@FullName) "; where = where + " (ShortName=@ShortName) "; } else { where = where + " id<>@Id and (FullName=@FullName) "; where = where + " id<>@Id and (ShortName=@ShortName) "; } sql = sql + where; DbCommand cmd = db.GetSqlStringCommand(sql); if (entity.Id > 0) { db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); } db.AddInParameter(cmd, "@FullName", DbType.String, entity.FullName); db.AddInParameter(cmd, "@ShortName", DbType.String, entity.ShortName); object identity = db.ExecuteScalar(cmd); if (identity == null || identity == DBNull.Value) { return(0); } return(Convert.ToInt32(identity)); }
/// <summary> /// 根据主键值读取记录。如果数据库不存在这条数据将返回null /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="columns">需要返回的列,不提供任何列名时默认将返回所有列</param> public CarTypeSeriesEntity GetCarTypeSeries(int id) { string sql = @"SELECT [Id],[Code],[FullName],[ShortName],[StandardBrandId],[ParentBrandId],[Sort],[IsActive] FROM dbo.[CarTypeSeries] WITH(NOLOCK) WHERE [Id]=@id" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, id); CarTypeSeriesEntity entity = new CarTypeSeriesEntity(); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.Code = StringUtils.GetDbString(reader["Code"]); entity.FullName = StringUtils.GetDbString(reader["FullName"]); entity.ShortName = StringUtils.GetDbString(reader["ShortName"]); entity.StandardBrandId = StringUtils.GetDbInt(reader["StandardBrandId"]); entity.ParentBrandId = StringUtils.GetDbInt(reader["ParentBrandId"]); entity.Sort = StringUtils.GetDbInt(reader["Sort"]); entity.IsActive = StringUtils.GetDbInt(reader["IsActive"]); } } return(entity); }
/// <summary> /// 根据主键值更新记录的全部字段(注意:该方法不会对自增字段、timestamp类型字段以及主键字段更新!如果要更新主键字段,请使用Update方法)。 /// 如果数据库有数据被更新了则返回True,否则返回False /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="carTypeSeries">待更新的实体对象</param> public int UpdateCarTypeSeries(CarTypeSeriesEntity entity) { string sql = @" UPDATE dbo.[CarTypeSeries] SET [Code]=@Code,[FullName]=@FullName,[ShortName]=@ShortName,[StandardBrandId]=@StandardBrandId,[ParentBrandId]=@ParentBrandId,[Sort]=@Sort,[IsActive]=@IsActive WHERE [Id]=@id"; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); db.AddInParameter(cmd, "@Code", DbType.String, entity.Code); db.AddInParameter(cmd, "@FullName", DbType.String, entity.FullName); db.AddInParameter(cmd, "@ShortName", DbType.String, entity.ShortName); db.AddInParameter(cmd, "@StandardBrandId", DbType.Int32, entity.StandardBrandId); db.AddInParameter(cmd, "@ParentBrandId", DbType.Int32, entity.ParentBrandId); db.AddInParameter(cmd, "@Sort", DbType.Int32, entity.Sort); db.AddInParameter(cmd, "@IsActive", DbType.Int32, entity.IsActive); return(db.ExecuteNonQuery(cmd)); }
/// <summary> /// 读取记录列表。 /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="columns">需要返回的列,不提供任何列名时默认将返回所有列</param> public IList <CarTypeSeriesEntity> GetCarTypeSeriesList(int pagesize, int pageindex, ref int recordCount) { string sql = @"SELECT [Id],[Code],[FullName],[ShortName],[StandardBrandId],[ParentBrandId],[Sort],[IsActive] FROM (SELECT ROW_NUMBER() OVER (ORDER BY Id desc) AS ROWNUMBER, [Id],[Code],[FullName],[ShortName],[StandardBrandId],[ParentBrandId],[Sort],[IsActive] from dbo.[CarTypeSeries] WITH(NOLOCK) WHERE 1=1 ) as temp where rownumber BETWEEN ((@PageIndex - 1) * @PageSize + 1) AND @PageIndex * @PageSize" ; string sql2 = @"Select count(1) from dbo.[CarTypeSeries] with (nolock) "; IList <CarTypeSeriesEntity> entityList = new List <CarTypeSeriesEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@PageIndex", DbType.Int32, pageindex); db.AddInParameter(cmd, "@PageSize", DbType.Int32, pagesize); using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { CarTypeSeriesEntity entity = new CarTypeSeriesEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.Code = StringUtils.GetDbString(reader["Code"]); entity.FullName = StringUtils.GetDbString(reader["FullName"]); entity.ShortName = StringUtils.GetDbString(reader["ShortName"]); entity.StandardBrandId = StringUtils.GetDbInt(reader["StandardBrandId"]); entity.ParentBrandId = StringUtils.GetDbInt(reader["ParentBrandId"]); entity.Sort = StringUtils.GetDbInt(reader["Sort"]); entity.IsActive = StringUtils.GetDbInt(reader["IsActive"]); entityList.Add(entity); } } cmd = db.GetSqlStringCommand(sql2); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { recordCount = StringUtils.GetDbInt(reader[0]); } else { recordCount = 0; } } return(entityList); }
/// <summary> /// 读取记录列表。 /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="columns">需要返回的列,不提供任何列名时默认将返回所有列</param> public IList <CarTypeSeriesEntity> GetCarTypeSeriesAll(int standbrandid, int parentbrandid) { string where = " where 1=1 "; if (parentbrandid > 0) { where += " and ParentBrandId=@ParentBrandId "; } if (standbrandid > 0) { where += " and StandardBrandId=@StandardBrandId "; } where += " and IsActive=1 "; string sql = @"SELECT [Id],[Code],[FullName],[ShortName],[StandardBrandId],[ParentBrandId],[Sort],[IsActive] from dbo.[CarTypeSeries] WITH(NOLOCK) "+ where + " Order By FullName asc "; IList <CarTypeSeriesEntity> entityList = new List <CarTypeSeriesEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); if (parentbrandid > 0) { db.AddInParameter(cmd, "@ParentBrandId", DbType.Int32, parentbrandid); } if (standbrandid > 0) { db.AddInParameter(cmd, "@StandardBrandId", DbType.Int32, standbrandid); } using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { CarTypeSeriesEntity entity = new CarTypeSeriesEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.Code = StringUtils.GetDbString(reader["Code"]); entity.FullName = StringUtils.GetDbString(reader["FullName"]); entity.ShortName = StringUtils.GetDbString(reader["ShortName"]); entity.StandardBrandId = StringUtils.GetDbInt(reader["StandardBrandId"]); entity.ParentBrandId = StringUtils.GetDbInt(reader["ParentBrandId"]); entity.Sort = StringUtils.GetDbInt(reader["Sort"]); entity.IsActive = StringUtils.GetDbInt(reader["IsActive"]); entityList.Add(entity); } } return(entityList); }
/// <summary> /// 插入一条记录到表CarTypeSeries,如果表中存在自增字段,则返回值为新记录的自增字段值,否则返回0 /// </summary> /// <param name="db">数据库操作对象</param> /// <param name="carTypeSeries">待插入的实体对象</param> public int AddCarTypeSeries(CarTypeSeriesEntity entity) { string sql = @"insert into CarTypeSeries( [Code],[FullName],[ShortName],[StandardBrandId],[ParentBrandId],[Sort],[IsActive])VALUES ( @Code,@FullName,@ShortName,@StandardBrandId,@ParentBrandId,@Sort,@IsActive); SELECT SCOPE_IDENTITY();" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Code", DbType.String, entity.Code); db.AddInParameter(cmd, "@FullName", DbType.String, entity.FullName); db.AddInParameter(cmd, "@ShortName", DbType.String, entity.ShortName); db.AddInParameter(cmd, "@StandardBrandId", DbType.Int32, entity.StandardBrandId); db.AddInParameter(cmd, "@ParentBrandId", DbType.Int32, entity.ParentBrandId); db.AddInParameter(cmd, "@Sort", DbType.Int32, entity.Sort); db.AddInParameter(cmd, "@IsActive", DbType.Int32, entity.IsActive); object identity = db.ExecuteScalar(cmd); if (identity == null || identity == DBNull.Value) { return(0); } return(Convert.ToInt32(identity)); }
/// <summary> /// 插入一条记录到表CarTypeSeries,如果表中存在自增字段,则返回值为新记录的自增字段值,否则返回0。 /// 该方法提供给界面等UI层调用 /// </summary> /// <param name="carTypeSeries">要添加的CarTypeSeries数据实体对象</param> public int AddCarTypeSeries(CarTypeSeriesEntity carTypeSeries) { if (carTypeSeries.Id > 0) { return(UpdateCarTypeSeries(carTypeSeries)); } else if (string.IsNullOrEmpty(carTypeSeries.FullName)) { return((int)CommonStatus.ADD_Fail_Empty); } else if (string.IsNullOrEmpty(carTypeSeries.ShortName)) { return((int)CommonStatus.ADD_Fail_Empty); } else if (CarTypeSeriesBLL.Instance.IsExist(carTypeSeries)) { return((int)CommonStatus.ADD_Fail_Exist); } else { return(CarTypeSeriesDA.Instance.AddCarTypeSeries(carTypeSeries)); } }
/// <summary> /// 更新一条CarTypeSeries记录。 /// 该方法提供给界面等UI层调用 /// </summary> /// <param name="carTypeSeries">待更新的实体对象</param> /// <param name="columns">要更新的列名,不提供任何列名时默认将更新主键之外的所有列</param> public int UpdateCarTypeSeries(CarTypeSeriesEntity carTypeSeries) { return(CarTypeSeriesDA.Instance.UpdateCarTypeSeries(carTypeSeries)); }
/// <summary> /// 判断对象是否存在 /// </summary> /// <param name="dicEnum"></param> /// <returns></returns> public bool IsExist(CarTypeSeriesEntity carTypeSeries) { return(CarTypeSeriesDA.Instance.ExistNum(carTypeSeries) > 0); }