可能的输出：

复制代码 代码如下:

Working on Thread A

Working on Thread B

Thread B will sleep for 10 seconds.

Thread A will sleep for 847 seconds.

Working on Thread C

Thread C will sleep for 26 seconds.

Working on Thread D

Thread D will sleep for 351 seconds.

Working on Thread E

Thread E will sleep for 249 seconds.

All jobs have been done.

代码：

复制代码 代码如下:

using System;

using System.Threading;

class BarrierDemo

{

static Barrier _barrier = new Barrier (5, barrier => {

Console.WriteLine();

Console.WriteLine("All jobs have been done.");

});

static void Main()

{

Random r = new Random();

new Thread(Work).Start(new MyThreadArgs { ThreadId = "A",

WaitTimeCount = r.Next(1000) });

new Thread(Work).Start(new MyThreadArgs {ThreadId = "B",

WaitTimeCount = r.Next(1000) });

new Thread(Work).Start(new MyThreadArgs {ThreadId = "C",

WaitTimeCount = r.Next(1000) });

new Thread(Work).Start(new MyThreadArgs {ThreadId = "D",

WaitTimeCount = r.Next(1000) });

new Thread(Work).Start(new MyThreadArgs {ThreadId = "E",

WaitTimeCount = r.Next(1000) });

}

static void Work(object obj)

{

MyThreadArgs args = (MyThreadArgs) obj;

Console.WriteLine("Working on Thread " + args.ThreadId);

Console.WriteLine("Thread " + args.ThreadId +

" will sleep for " + args.WaitTimeCount + " seconds.");

Thread.Sleep(waitTime);

_barrier.SignalAndWait();

}

class MyThreadArgs

{

public string ThreadId { get; set; }

public int WaitTimeCount { get; set; }

}

}