illegalColumns = new BitSet(columnSize);
illegalRows = new BitSet();
}
private float calculateJaccardDistance(DiffRecord rec1, DiffRecord rec2) {
DiffRecordValueListMap map1 = rec1.getValueListMap();
DiffRecordValueListMap map2 = rec2.getValueListMap();
int xorCardinality = 0;
int unionCardinality = 0;
for(DiffPropertyPath key : map1.keySet()) {
List<Object> list1 = map1.getList(key);
List<Object> list2 = map2.getList(key);
if(list2 == null) {
xorCardinality += list1.size();
} else {
list2 = new ArrayList<Object>(list2);
for(Object o1 : list1) {
if(list2.contains(o1)) {
list2.remove(o1);
unionCardinality++;
} else {
xorCardinality++;
}
}
}
}
for(DiffPropertyPath key : map2.keySet()) {
List<Object> list1 = map1.getList(key);
if(list1 == null) {
List<Object> list2 = map2.getList(key);
xorCardinality += list2.size();
}
}
if(xorCardinality == 0 && unionCardinality == 0) {