| Package | Description | 
|---|---|
| java.util.concurrent | Utility classes commonly useful in concurrent programming. | 
| Modifier and Type | Method and Description | 
|---|---|
| int | CyclicBarrier. await()Waits until all parties have invoked
  awaiton this barrier. | 
| int | CyclicBarrier. await(long timeout,
     TimeUnit unit)Waits until all parties have invoked
  awaiton this barrier, or the specified waiting time elapses. | 
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