database.persistentStoreCollection.getStore(this);
long[] roots = new long[indexList.length * 2 + 1];
int i = 0;
for (int index = 0; index < indexList.length; index++) {
CachedObject accessor = store.getAccessor(indexList[index]);
roots[i++] = accessor == null ? -1
: accessor.getPos();
}
for (int index = 0; index < indexList.length; index++) {
roots[i++] = indexList[index].sizeUnique(store);
}