db/ClsTBalanceQuantityDbAccess.vb

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Public Class ClsTBalanceQuantityDbAccess
    Inherits ClsBaseDbAccess

    Public Sub New(ByVal s As String)
        MyBase.New(s, TABLE_NAME_T_BALANCE_QUANTITY)
    End Sub

    Public Sub New(ByVal s As String, ByVal n As String)
        MyBase.New(s, n)
    End Sub

    ''' <summary>
    ''' 删除指定期间的科目余额
    ''' </summary>
    ''' <param name="wp"></param>
    ''' <returns></returns>
    Public Function DeleteBalanceByWorkPeriod(ByVal wp As String) As Integer

        Dim tmpRetInt As Integer

        Try

            Dim tmpSql As String
            Dim tmpParas(0) As OleDb.OleDbParameter
            Dim tmpDbAccess = GetConnection()

            '打开数据库
            tmpDbAccess.DbOpen()

            '构造查询语句
            tmpSql = "Delete * from [" & Me.AppTableName & "] "
            tmpSql &= "where  [WorkPeriod]=@WorkPeriod "

            tmpParas(0) = New OleDb.OleDbParameter("@WorkPeriod", OleDb.OleDbType.VarWChar)
            tmpParas(0).Value = wp

            tmpRetInt = tmpDbAccess.UpdateRecord(tmpSql, tmpParas)

            '关闭数据库
            tmpDbAccess.DbClose()

        Catch ex As OleDb.OleDbException

            mErrorNumber = ex.ErrorCode
            mErrorMessage = ex.Message
            mErrorCreater = "ClsTBalanceQuantityDbAccess - DeleteBalanceByWorkPeriod"

        End Try

        Return tmpRetInt

    End Function

    Public Overrides Function ConvertRecordToClass(reader As OleDb.OleDbDataReader) As Object
        If reader Is Nothing Then
            Return Nothing
        End If

        Dim tmpList As List(Of ClsTBalanceQuantity) = New List(Of ClsTBalanceQuantity)