@Override
public Comparable value(NodeCommonMap node) {
ComparableSet result = new ComparableSet();
for (Expression exp : expressions) {
result.add(exp.value(node));
}
return result;
}
@Override
public int compareTo(ComparableSet o) {
Comparable[] thisArray = toArray(new Comparable[0]);
Comparable[] thatArray = o.toArray(new Comparable[0]);
for (int i = 0; i < thisArray.length; i++) {
if (thatArray.length <= i) return 1;
if (thisArray[i].compareTo(thatArray[i]) != 0) return thisArray[i].compareTo(thatArray[i]);
}
if (thatArray.length > thisArray.length) return -1;
return 0;
}