@Override
 public int hashCode() {
   final int prime = 31;
   int result = 1;
   result = prime * result + _businessDayConvention.hashCode();
   result = prime * result + (_endOfMonth ? 1231 : 1237);
   result = prime * result + _fixedLegDayCount.hashCode();
   result = prime * result + _fixedLegPeriod.hashCode();
   result = prime * result + _iborIndex.hashCode();
   result = prime * result + getName().hashCode();
   result = prime * result + _spotLag;
   return result;
 }