public void ProcessPayments(string inputFile, string outputFile)
{
try
{
//read and do initial validation
Payments = PaymentIO.ReadPayments(inputFile);
//more validations
Payments = PaymentValidator.ValidateAllPayments(Payments);
//outpu
PaymentIO.WriteCumulativePayments(outputFile, Payments);
}
catch (Exception e)
{
Log("Failed to process payments. " + e.Message);
}
}