Java基础--多线程--售票

/**
 * 
 */
package com.train;

public class MThreadTest{

    public static void main(String[] args){
        TicketSeller tser1 = new TicketSeller("tser1");
        TicketSeller tser2 = new TicketSeller("tser2");
        TicketSeller tser3 = new TicketSeller("tser3");
        TicketSeller tser4 = new TicketSeller("tser4");
        tser1.start();
        tser2.start();
        tser3.start();
        tser4.start();
    }
}
 

class TicketSeller extends Thread{
    
    private static int tickNum = 100;
    
    TicketSeller(String name){
        super(name);
    }
    
    //override
    public void run(){
        
        sellTick(1);
    }
    
    public void sellTick(int num){
        if(tickNum > 0){
            System.out.println(this.getName()+" sells "+tickNum--);
        }else{
            System.out.println("Sell out!");
        }

        System.out.println("current ticket number is "+tickNum);
    }
}