public void compareBinaryOpValueExp(Object o1, Object o2) throws Exception
{
ValueExp val1 = (ValueExp)o1;
ValueExp val2 = (ValueExp)o2;
compareNumericValueExp(val1.apply(null), val2.apply(null));
}
public void compareBinaryRelQueryExp(Object o1, Object o2) throws Exception
{
compareQueryExp(o1, o2);