public void ready() {
final boolean wasRunning = SEALED_UPDATER.compareAndSet(this, 0, 1);
Preconditions.checkState(wasRunning, "Attempted to seal an already-sealed Data Tree.");
AbstractReadyIterator current = AbstractReadyIterator.create(rootNode, strategyTree);
do {
public void ready() {
final boolean wasRunning = SEALED_UPDATER.compareAndSet(this, 0, 1);
Preconditions.checkState(wasRunning, "Attempted to seal an already-sealed Data Tree.");
AbstractReadyIterator current = AbstractReadyIterator.create(rootNode, strategyTree);
do {