c#实现生产者消费者模式

namespace Alex.MultiThread
{
    publicclass Cell
    {
        int cellContents;
        bool readerFlag =false;
        publicint ReadFromCell()//读（消费）
        {
            lock (this)
            {
                if (!readerFlag)
                {
                    try
{
                        Monitor.Wait(this);
                    }
                    catch (SynchronizationLockException e)
                    {
                        Console.WriteLine(e);
                    }
                    catch (ThreadInterruptedException e)
                    {
                        Console.WriteLine(e);
                    }
                }
                Console.WriteLine("Consume:{0}", cellContents);
                readerFlag =false;

                Monitor.Pulse(this);
            }
            return cellContents;
        }

        publicvoid WriteToCell(int n)//写（生产）
        {
            lock (this)
            {
                if (readerFlag)
                {
                    try
                    {
                        Monitor.Wait(this);
                    }
                    catch (SynchronizationLockException e)
                    {
                        Console.WriteLine(e);
                    }
                    catch (ThreadInterruptedException e)
                    {
                        Console.WriteLine(e);
                    }
                }
                cellContents = n;
                Console.WriteLine("Produce:{0}", cellContents);
                readerFlag =true;
                Monitor.Pulse(this);
            }
          
        }
    }
    ///<summary>
    /// 生产者
    ///</summary>
    publicclass CellProd
    {
        Cell cell;
        int quantity =1;//生产者生产次数
        public CellProd(Cell cell, int request)
        {
            this.cell = cell;
            quantity = request;
        }

        publicvoid ThreadRun()
        {
            for(int looper=1;looper<=quantity;looper++)
            {
                cell.WriteToCell(looper);//生产
            }
        }
    }

    ///<summary>
    /// 消费者
    ///</summary>
    publicclass CellCons
    {
         Cell cell;
        int quantity =1;
        public CellCons(Cell cell, int request)
        {
            this.cell = cell;
            quantity = request;
        }

        publicvoid ThreadRun()
        {
            for(int looper=1;looper<=quantity;looper++)
            {
                cell.ReadFromCell();//消费
            }
        }
    }

    publicclass MonitorSample
    {
        publicstaticvoid Main()
        {
            int result =0;//标志位，0表示程序没有出错，1表示出错
            Cell cell =new Cell();
            CellProd prod =new CellProd(cell, 20);
            CellCons cons =new CellCons(cell, 20);
            Thread producer =new Thread(new ThreadStart(prod.ThreadRun));
            Thread consumer =new Thread(new ThreadStart(cons.ThreadRun));
            try
            {
                producer.Start();
                consumer.Start();
                producer.Join();
                consumer.Join();
                Console.ReadLine();
            }
            catch (ThreadStartException e)
            {
                Console.WriteLine(e);
                result =1;
            }
            catch (ThreadInterruptedException e)
            {
                Console.WriteLine(e);
                result =1;
            }
            Environment.ExitCode = result;
        }
    }
}