question: private void applyAccurals ( AppUser currentUser ) { Collection < LoanTransaction > accruals = retreiveListOfAccrualTransactions ( ) ; if ( isPeriodicAccrualAccountingEnabledOnLoanProduct ( ) ) { applyPeriodicAccruals ( accruals ) ; } else if ( isNoneOrCashOrUpfrontAccrualAccountingEnabledOnLoanProduct ( ) ) { updateAccrualsForNonPeriodicAccruals ( accruals , currentUser ) ; } }
target:  method updates accrual derived fields on installments and reverse the unprocessed transactions