final Time expire = xmlTimeDecode(tag, SYMBOL_EXPIRE, XML_PASS);
// month code for exp of futures contract
final DDF_TimeZone zone = DDF_TimeZone.fromCode(zoneCode);
final DDF_Exchange exchange = DDF_Exchange.fromCode(exchCode);
final DDF_Fraction frac = DDF_Fraction.fromBaseCode(baseCode);
final long priceStepMantissa = xmlDecimalDecode(frac, tag,
PRICE_TICK_INCREMENT, XML_STOP);
final String pricePointString = xmlStringDecode(tag, PRICE_POINT_VALUE,
XML_PASS);