多线程02.继承Thread类

package chapter2;

/**
 * 1.使用static虽然完成了当前的功能。
 * 但是static的生命周期比较长，需要在所有线程执行完成后才会结束。
 * 还有号没有按照顺序进行打印
 */
public class TicketWindow extends  Thread {

    private static    final int MAX =50;
    private  final    String name ;
    private static   int index=1;

    public TicketWindow(String name) {
        this.name = name;
    }

    @Override
    public void run() {
        //出票
        while (index<=MAX){
            System.out.println("当前柜台:"+name+"当前号码是："+(index++));
        }
    }
}

package chapter2;

public class Bank {
    public static void main(String[] args) {
        TicketWindow tick = new TicketWindow("柜台一");
        tick.start();
        TicketWindow tick2 = new TicketWindow("柜台二");
        tick2.start();
        TicketWindow tick3 = new TicketWindow("柜台三");
        tick3.start();
        TicketWindow tick4 = new TicketWindow("柜台四");
        tick4.start();
    }
}