/**
* Checks equality between a and b by ignoring list order.
*
* <p>This is because a frequent use case of "listA.is(listB)" is for "Select All" functionality,
* and if a user selects items in a different order, we still want to consider listA equal to
* listB.
*/
@Override
protected boolean isEqual(List<E> a, List<E> b) {
if (ObjectUtils.eq(a, b)) {
return true;
} else if (a != null && b != null && a.size() == b.size()) {
List<E> b2 = new ArrayList<E>(b);
for (E e : a) {
if (!b2.remove(e)) {
return false;
}
}
return true;
} else {
return false;
}
}
@Override
public String toString() {
List<E> e = getDirect();
if (e == null) {
return getValueObject().getName() + " null";
}
// Janky, but keep ListProperty.toString from being huge and accidentally ruining perf
String s = getValueObject().getName() + " [";
for (int i = 0; i < e.size() && i < 20; i++) {
s += ObjectUtils.toStr(e.get(i), "null");
if (i != e.size() - 1) {
s += ", ";
}
}
if (e.size() > 20) {
s += "...";
}
s += "]";
return s;
}
