} else {
final Long loanChargeId = id;
final LoanCharge loanCharge = this.loanChargeRepository.findOne(loanChargeId);
if (loanCharge == null) { throw new LoanChargeNotFoundException(loanChargeId); }
loanCharge.update(amount, dueDate, numberOfRepayments);
loanCharges.add(loanCharge);
}
}
}