public Ratio copy() {
Ratio dst = new Ratio();
copyValues(dst);
dst.numerator = numerator == null ? null : numerator.copy();
dst.denominator = denominator == null ? null : denominator.copy();
return dst;
}
public Quantity copy() {
Quantity dst = new Quantity();
copyValues(dst);
dst.value = value == null ? null : value.copy();
dst.comparator = comparator == null ? null : comparator.copy();
dst.unit = unit == null ? null : unit.copy();
dst.system = system == null ? null : system.copy();
dst.code = code == null ? null : code.copy();
return dst;
}
public boolean isEmpty() {
return super.isEmpty()
&& (numerator == null || numerator.isEmpty())
&& (denominator == null || denominator.isEmpty());
}