package Winter;

class Buffer2{
	private int value;
	private boolean isEmpty=true;//value是否为空的信号量
	synchronized void put(int i)//放数据
	{
		while(!isEmpty)
		{
			try{
				this.wait();
			  }catch(InterruptedException e)
			{ 
				System.out.println(e.getMessage());
			}
		}
		value=i;
		isEmpty=false;
		notify();
	}
	synchronized int get(){//取数据
		while(isEmpty){
			try{
				 this.wait();
			}catch(InterruptedException e){System.out.println(e.getMessage());}
		}
		isEmpty=true;
		notify();
		return value;
	}
	
}
class Get2 extends Thread{//取数据线程
	private Buffer2 bf;
	public Get2(Buffer2 bf){this.bf=bf;}
	public void run()
	{ 
		for(int i=1;i<6;++i)
			System.out.println("\t\t Get2 get:" +bf.get());
		
	}
	
}
public class Put2 extends Thread {//放数据线程

	/**
	 * @param args
	 */
	private Buffer2 bf;
	public Put2(Buffer2 bf){this.bf=bf;}
	public void run()
	{
		for(int i=1;i<6;++i)
		{
			bf.put(i);
			System.out.println("put2 put:"+i);
			
		}
		
	}
	public static void main(String[] args) {
		// TODO Auto-generated method stub
        Buffer2 bf=new Buffer2();
        (new Put2(bf)).start();
        (new Get2(bf)).start();
	}

}

//java/6483