How to use

readTree

method

in

it.unimi.dsi.fastutil.ints.Int2IntRBTreeMap

  private void readObject(java.io.ObjectInputStream s) throws java.io.IOException, ClassNotFoundException {
    s.defaultReadObject();
    /*
     * The storedComparator is now correctly set, but we must restore on-the-fly the
     * actualComparator.
     */
    setActualComparator();
    allocatePaths();
    if (count != 0) {
      tree = readTree(s, count, null, null);
      Entry e;
      e = tree;
      while (e.left() != null)
        e = e.left();
      firstEntry = e;
      e = tree;
      while (e.right() != null)
        e = e.right();
      lastEntry = e;
    }
  }
}

top.left(readTree(s, leftN, pred, top));
top.key = s.readInt();
top.value = s.readInt();
top.black(true);
top.right(readTree(s, rightN, top, succ));
if (n + 2 == ((n + 2) & -(n + 2)))
  top.right.black(false); // Quick test for determining whether n + 2 is a power of 2.