Get LedgerAccountId using x++

Get LedgerAccountId using x++ :

void BIT_InsertLedgerDimension()

{

    DimensionValue       dim1,dim2,dim3,dim4,dim5,dim6;

    container            conDimValue;

    MainAccountNum       mainAccountNum;

    RefRecId             ledgerDimension;

    ;

   

    conDimValue = [InventJournalTrans.BIT_MainAccountNum, InventJournalTrans.BIT_MainAccountNum];

    ledgerDimension = AxdDimensionUtil::getLedgerAccountId(conDimValue);     

   

    while select forUpdate InventJournalTrans where InventJournalTrans.BIT_MainAccountNum != ''

    {

        ttsbegin;

        InventJournalTrans.LedgerDimension = ledgerDimension;

        ttsCommit;

    }

    InventJournalTrans.update();

  

 }