document.convertRollConvention(freqEl.getChild("rollConvention").getContent())); return accrualScheduleBuilder.build();
scheduleBuilder.rollConvention( periodicPaymentEl.findChild("rollConvention") .map(el -> document.convertRollConvention(el.getContent())) .orElse(null)); XmlElement fixedAmountCalcEl = periodicPaymentEl.getChild("fixedAmountCalculation");