System.Threading.Monitor的使用

 1 class Target
 2     { 
 3     }
 4     class Synchronization
 5     {
 6         
 7         public static void MonitorTest()
 8         {
 9             Target target = new Target();
10             for (int i = 0; i < 10; i++)
11             {
12                 System.Threading.ThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(work), target);
13             }
14 
15             System.Threading.ThreadPool.QueueUserWorkItem((t) => { Synchronization.signalWork(t); },target);
16         }
17 
18         public static void work(object state)
19         {
20             Target t = (Target)state;
21             Console.WriteLine(System.Threading.Thread.CurrentThread.ManagedThreadId.ToString() + " is waiting for enter!");
22             System.Threading.Monitor.Enter(t);
23             System.Threading.Monitor.Wait(t);
24             System.Threading.Monitor.Exit(t);
25             Console.WriteLine(System.Threading.Thread.CurrentThread.ManagedThreadId.ToString() + " is exited!");
26         }
27 
28         public static void signalWork(object t)
29         {
30             System.Threading.Monitor.Enter(t);
31             System.Threading.Monitor.Pulse(t);//发出一个通知
32             System.Threading.Monitor.PulseAll(t);//向所有等待线程发出通知
33             System.Threading.Monitor.Exit(t);
34         }
35     }