@Suspendable
public V get(long timeout, TimeUnit unit) throws InterruptedException, TimeoutException {
try {
final SimpleConditionSynchronizer s = sync;
if (s != null) {
Object token = s.register();
try {
final long start = System.nanoTime();
long left = unit.toNanos(timeout);
final long deadline = start + left;
for (int i = 0; sync != null; i++) {