CoreJava/exp12/Person.java

package exp12;

import exp12.TicketingSystem.TicketingSystem;

public class Person extends Thread{

    @Override
    public void run() {
        while (true) {
            try {
                Thread.sleep(3);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }

            if ( !TicketingSystem.buy(Thread.currentThread().getName())) {
                break;
            }
        }
    }
}