namespace SeverCore
{
internal class Program
{
static int number = 0;
static object _obj = new object();
static void Thread_1()
{
for (int i = 0; i < 100000; i++)
{
//상호 배제 Mutual Exclusive
Monitor.Enter(_obj);//문을 잠구는 행위
number++;
Monitor.Exit(_obj);//잠금 해제
}
}
static void Thread_2()
{
for (int i = 0; i < 100000; i++)
{
Monitor.Enter(_obj);
{
number--;
return;//이런 경우 DeadLock
}
Monitor.Exit(_obj);
}
}
static void Main(string[] args)
{
Task t1 = new Task(Thread_1);
Task t2 = new Task(Thread_2);
t1.Start();
t2.Start();
Task.WaitAll(t1, t2);
Console.WriteLine(number) ;
}
}
}
