user.java

这是JSP应用开发详解（第三版）课本上的源代码

package day06;

public class User {
	String name;
	String id;
	double money;
	public User(String id, double money, String name) {
		this.id = id;
		this.money = money;
		this.name = name;
	}
	public Ticket order(Flight f){
		if(f.p==null){
			System.out.println("还没有为本航班指定机型，不能接受订票！");
			return null;
		}
		if(f.remainSeat<=0){
			System.out.println("座位已满！");
			return null;
		}
		if(this.money<f.totalPrice*f.priceOff){
			System.out.println("您的余额不足！");
			return null;
		}
		System.out.println("机票预定成功！");
		f.remainSeat--;
		this.money=this.money-f.totalPrice*f.priceOff;
		return new Ticket(this,f);
	}
}