Philosopher Example : Producer Consumer : Thread C# Examples

    
using  System;
using  System.Threading;

class  PhilosopherExample  {
        public  static  bool  chopStick1Available  =  true;
        public  static  bool  chopStick2Available  =  true;

        public  static  void  Main()  {
                Thread  philosopher1  =  new  Thread(new  ThreadStart(GetChopSticks1));
                Thread  philosopher2  =  new  Thread(new  ThreadStart(GetChopSticks2));

                philosopher1.Start();
                philosopher2.Start();
        }

        public  static  void  GetChopSticks1()  {
                while  (!chopStick1Available)  {
                        Console.WriteLine("#1  waiting  for  1st");
                        Thread.Sleep(100);
                }
                Console.WriteLine("#1  got  1st");
                chopStick1Available  =  false;

                while  (!chopStick2Available)  {
                        Console.WriteLine("#1  waiting  for  2nd");
                        Thread.Sleep(100);  
                }
                Console.WriteLine("#1  got  2nd");
                chopStick2Available  =  false;
                Console.WriteLine("#1  uses  and  releases  chopsticks.");
                chopStick1Available  =  true;
                chopStick2Available  =  true;
        }

        public  static  void  GetChopSticks2()  {
                while  (!chopStick2Available)  {
                        Console.WriteLine("#2  waiting  for  1st");
                        Thread.Sleep(100);
                }
                Console.WriteLine("#2  got  1st  chopstick.");
                chopStick2Available  =  false;

                while  (!chopStick1Available)  {
                        Console.WriteLine("#2  waiting  for  2nd");
                        Thread.Sleep(100);
                }
                Console.WriteLine("#2  got  2nd  chopstick.");
                chopStick1Available  =  false;
                Console.WriteLine("#2  uses  and  releases  chopsticks.");

                chopStick1Available  =  true;
                chopStick2Available  =  true;
        }
}