JAVA线程的高级同步[10]

    public CyclicBarrier(int parties, Runnable barrierAction);

    public int await( ) throws InterruptedException, BrokenBarrierException;

    public int await(long timeout, TimeUnit unit) throws InterruptedException,

                    BrokenBarrierException, TimeoutException;

    public void reset( );

    public boolean isBroken( );

    public int getParties( );

    public int getNumberWaiting( );