/// <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(ProductFineEntity 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.[ProductFine] WITH(NOLOCK) "; string where = "where "; if (entity.Id == 0) { } else { } sql = sql + where; DbCommand cmd = db.GetSqlStringCommand(sql); if (entity.Id > 0) { db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); } 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 ProductFineEntity GetProductFine(int id) { string sql = @"SELECT [Id],[ProductDetailId],[Sort],[BeginTime],[EndTime],[IsActive],[FineModuleId] FROM dbo.[ProductFine] WITH(NOLOCK) WHERE [Id]=@id" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, id); ProductFineEntity entity = new ProductFineEntity(); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.ProductDetailId = StringUtils.GetDbInt(reader["ProductDetailId"]); entity.Sort = StringUtils.GetDbInt(reader["Sort"]); entity.BeginTime = StringUtils.GetDbDateTime(reader["BeginTime"]); entity.EndTime = StringUtils.GetDbDateTime(reader["EndTime"]); entity.IsActive = StringUtils.GetDbInt(reader["IsActive"]); entity.FineModuleId = StringUtils.GetDbInt(reader["FineModuleId"]); } } 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="productFine">待更新的实体对象</param> public int UpdateProductFine(ProductFineEntity entity) { string sql = @" UPDATE dbo.[ProductFine] SET [ProductDetailId]=@ProductDetailId,[Sort]=@Sort,[BeginTime]=@BeginTime,[EndTime]=@EndTime,[IsActive]=@IsActive,[FineModuleId]=@FineModuleId WHERE [Id]=@id"; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); db.AddInParameter(cmd, "@ProductDetailId", DbType.Int32, entity.ProductDetailId); db.AddInParameter(cmd, "@Sort", DbType.Int32, entity.Sort); db.AddInParameter(cmd, "@BeginTime", DbType.DateTime, entity.BeginTime); db.AddInParameter(cmd, "@EndTime", DbType.DateTime, entity.EndTime); db.AddInParameter(cmd, "@IsActive", DbType.Int32, entity.IsActive); db.AddInParameter(cmd, "@FineModuleId", DbType.Int32, entity.FineModuleId); return(db.ExecuteNonQuery(cmd)); }
/// <summary> /// 插入一条记录到表ProductFine,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="productFine">要添加的ProductFine数据实体对象</param> public int AddProductFine(ProductFineEntity productFine) { if (productFine.Id > 0) { return(UpdateProductFine(productFine)); } else if (ProductFineBLL.Instance.IsExist(productFine)) { return((int)CommonStatus.ADD_Fail_Exist); } else { return(ProductFineDA.Instance.AddProductFine(productFine)); } }
/// <summary> /// 插入一条记录到表ProductFine,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="productFine">待插入的实体对象</param> public int AddProductFine(ProductFineEntity entity) { string sql = @"insert into ProductFine( [ProductDetailId],[Sort],[BeginTime],[EndTime],[IsActive],[FineModuleId])VALUES ( @ProductDetailId,@Sort,@BeginTime,@EndTime,@IsActive,@FineModuleId); SELECT SCOPE_IDENTITY();" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@ProductDetailId", DbType.Int32, entity.ProductDetailId); db.AddInParameter(cmd, "@Sort", DbType.Int32, entity.Sort); db.AddInParameter(cmd, "@BeginTime", DbType.DateTime, entity.BeginTime); db.AddInParameter(cmd, "@EndTime", DbType.DateTime, entity.EndTime); db.AddInParameter(cmd, "@IsActive", DbType.Int32, entity.IsActive); db.AddInParameter(cmd, "@FineModuleId", DbType.Int32, entity.FineModuleId); object identity = db.ExecuteScalar(cmd); if (identity == null || identity == DBNull.Value) { return(0); } return(Convert.ToInt32(identity)); }
/// <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 <ProductFineEntity> GetProductFineAll() { string sql = @"SELECT [Id],[ProductDetailId],[Sort],[BeginTime],[EndTime],[IsActive],[FineModuleId] from dbo.[ProductFine] WITH(NOLOCK) "; IList <ProductFineEntity> entityList = new List <ProductFineEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { ProductFineEntity entity = new ProductFineEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.ProductDetailId = StringUtils.GetDbInt(reader["ProductDetailId"]); entity.Sort = StringUtils.GetDbInt(reader["Sort"]); entity.BeginTime = StringUtils.GetDbDateTime(reader["BeginTime"]); entity.EndTime = StringUtils.GetDbDateTime(reader["EndTime"]); entity.IsActive = StringUtils.GetDbInt(reader["IsActive"]); entity.FineModuleId = StringUtils.GetDbInt(reader["FineModuleId"]); entityList.Add(entity); } } return(entityList); }
/// <summary> /// 更新一条ProductFine记录。 /// 该方法提供给界面等UI层调用 /// </summary> /// <param name="productFine">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 UpdateProductFine(ProductFineEntity productFine) { return(ProductFineDA.Instance.UpdateProductFine(productFine)); }
/// <summary> /// 判断对象是否存在 /// </summary> /// <param name="dicEnum"></param> /// <returns></returns> public bool IsExist(ProductFineEntity productFine) { return(ProductFineDA.Instance.ExistNum(productFine) > 0); }