/// <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(AssetChangeEntity 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.[AssetChange] 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 AssetChangeEntity GetAssetChange(int id) { string sql = @"SELECT [Id],[MemId],[OperateType],[ReChargeAmt],[PayAmt],[Reason],[CreateTime] FROM dbo.[AssetChange] WITH(NOLOCK) WHERE [Id]=@id" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, id); AssetChangeEntity entity = new AssetChangeEntity(); using (IDataReader reader = db.ExecuteReader(cmd)) { if (reader.Read()) { entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.MemId = StringUtils.GetDbInt(reader["MemId"]); entity.OperateType = StringUtils.GetDbInt(reader["OperateType"]); entity.ReChargeAmt = StringUtils.GetDbDecimal(reader["ReChargeAmt"]); entity.PayAmt = StringUtils.GetDbDecimal(reader["PayAmt"]); entity.Reason = StringUtils.GetDbString(reader["Reason"]); entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]); } } return(entity); }
/// <summary> /// 插入一条记录到表AssetChange,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="assetChange">要添加的AssetChange数据实体对象</param> public int AddAssetChange(AssetChangeEntity assetChange) { if (assetChange.Id > 0) { return(UpdateAssetChange(assetChange)); } else if (AssetChangeBLL.Instance.IsExist(assetChange)) { return((int)CommonStatus.ADD_Fail_Exist); } else { return(AssetChangeDA.Instance.AddAssetChange(assetChange)); } }
/// <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="assetChange">待更新的实体对象</param> public int UpdateAssetChange(AssetChangeEntity entity) { string sql = @" UPDATE dbo.[AssetChange] SET [MemId]=@MemId,[OperateType]=@OperateType,[ReChargeAmt]=@ReChargeAmt,[PayAmt]=@PayAmt,[Reason]=@Reason,[CreateTime]=@CreateTime WHERE [Id]=@id"; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id); db.AddInParameter(cmd, "@MemId", DbType.Int32, entity.MemId); db.AddInParameter(cmd, "@OperateType", DbType.Int32, entity.OperateType); db.AddInParameter(cmd, "@ReChargeAmt", DbType.Decimal, entity.ReChargeAmt); db.AddInParameter(cmd, "@PayAmt", DbType.Decimal, entity.PayAmt); db.AddInParameter(cmd, "@Reason", DbType.String, entity.Reason); db.AddInParameter(cmd, "@CreateTime", DbType.DateTime, entity.CreateTime); 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 <AssetChangeEntity> GetAssetChangeList(int pagesize, int pageindex, ref int recordCount, int memid) { string sql = @"SELECT [Id],[MemId],[OperateType],[ReChargeAmt],[PayAmt],[Reason],[CreateTime] FROM (SELECT ROW_NUMBER() OVER (ORDER BY Id desc) AS ROWNUMBER, [Id],[MemId],[OperateType],[ReChargeAmt],[PayAmt],[Reason],[CreateTime] from dbo.[AssetChange] WITH(NOLOCK) where MemId=@MemId ) as temp where rownumber BETWEEN ((@PageIndex - 1) * @PageSize + 1) AND @PageIndex * @PageSize" ; string sql2 = @"Select count(1) from dbo.[AssetChange] with (nolock) where MemId=@MemId "; IList <AssetChangeEntity> entityList = new List <AssetChangeEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@PageIndex", DbType.Int32, pageindex); db.AddInParameter(cmd, "@PageSize", DbType.Int32, pagesize); db.AddInParameter(cmd, "@MemId", DbType.Int32, memid); using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { AssetChangeEntity entity = new AssetChangeEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.MemId = StringUtils.GetDbInt(reader["MemId"]); entity.OperateType = StringUtils.GetDbInt(reader["OperateType"]); entity.ReChargeAmt = StringUtils.GetDbDecimal(reader["ReChargeAmt"]); entity.PayAmt = StringUtils.GetDbDecimal(reader["PayAmt"]); entity.Reason = StringUtils.GetDbString(reader["Reason"]); entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]); 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> /// 插入一条记录到表AssetChange,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="assetChange">待插入的实体对象</param> public int AddAssetChange(AssetChangeEntity entity) { string sql = @"insert into AssetChange( [MemId],[OperateType],[ReChargeAmt],[PayAmt],[Reason],[CreateTime])VALUES ( @MemId,@OperateType,@ReChargeAmt,@PayAmt,@Reason,@CreateTime); SELECT SCOPE_IDENTITY();" ; DbCommand cmd = db.GetSqlStringCommand(sql); db.AddInParameter(cmd, "@MemId", DbType.Int32, entity.MemId); db.AddInParameter(cmd, "@OperateType", DbType.Int32, entity.OperateType); db.AddInParameter(cmd, "@ReChargeAmt", DbType.Decimal, entity.ReChargeAmt); db.AddInParameter(cmd, "@PayAmt", DbType.Decimal, entity.PayAmt); db.AddInParameter(cmd, "@Reason", DbType.String, entity.Reason); db.AddInParameter(cmd, "@CreateTime", DbType.DateTime, entity.CreateTime); 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 <AssetChangeEntity> GetAssetChangeAll() { string sql = @"SELECT [Id],[MemId],[OperateType],[ReChargeAmt],[PayAmt],[Reason],[CreateTime] from dbo.[AssetChange] WITH(NOLOCK) "; IList <AssetChangeEntity> entityList = new List <AssetChangeEntity>(); DbCommand cmd = db.GetSqlStringCommand(sql); using (IDataReader reader = db.ExecuteReader(cmd)) { while (reader.Read()) { AssetChangeEntity entity = new AssetChangeEntity(); entity.Id = StringUtils.GetDbInt(reader["Id"]); entity.MemId = StringUtils.GetDbInt(reader["MemId"]); entity.OperateType = StringUtils.GetDbInt(reader["OperateType"]); entity.ReChargeAmt = StringUtils.GetDbDecimal(reader["ReChargeAmt"]); entity.PayAmt = StringUtils.GetDbDecimal(reader["PayAmt"]); entity.Reason = StringUtils.GetDbString(reader["Reason"]); entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]); entityList.Add(entity); } } return(entityList); }
/// <summary> /// 更新一条AssetChange记录。 /// 该方法提供给界面等UI层调用 /// </summary> /// <param name="assetChange">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 UpdateAssetChange(AssetChangeEntity assetChange) { return(AssetChangeDA.Instance.UpdateAssetChange(assetChange)); }
/// <summary> /// 判断对象是否存在 /// </summary> /// <param name="dicEnum"></param> /// <returns></returns> public bool IsExist(AssetChangeEntity assetChange) { return(AssetChangeDA.Instance.ExistNum(assetChange) > 0); }