saleticket2.java

来自「这是清华大学编写的JAVA教材中所有题目的源代码！」· Java 代码 · 共 46 行

class SaleTicket implements Runnable
{
	private int tickets=100;
	//String s=null;
	//Interger i=new Integer(1);
	public void run() 
	{
		while(true)
		{
			synchronized(this)
			{				
				if(tickets>0)
				{
					try
					{
						Thread.sleep(10);
					}
					catch(Exception e)
					{
						System.out.println(e.getMessage());
					}
						
					Thread t=Thread.currentThread();
					System.out.println(t.getName()+"卖出车票："+tickets);
					tickets--;
				}
			}
		}
	}
}

class Demo
{
	public static void main(String args[]) 
	{
		SaleTicket t=new SaleTicket();
		
		Thread t1=new Thread(t);
		Thread t2=new Thread(t);
		Thread t3=new Thread(t);

		t1.start();
		t2.start();
		t3.start();
	}
}