小鲨鱼进账系统

子类：
public class Money {

public int getSummoney() {
    return summoney;
}

public void setSummoney(int summoney) {
    this.summoney = summoney;
}

public int getIncome() {
    return income;
}

public void setIncome(int income) {
    this.income = income;
}

public int getOutcome() {
    return outcome;
}

public void setOutcome(int outcome) {
    this.outcome = outcome;
}

private int summoney;
private int income = 0;
private int outcome=0;
String incomeDetail;
String expendDetail;

}
父类：

import java.util.Scanner;

public class Test {

public static void main(String[] args) {
    String details = "";
    String detail = "";
    Money money = new Money();
    while (true) {
        System.out.println("------------欢迎使用系统----------------");
        System.out.println("1.收支明细");
        System.out.println("2.登记收入");
        System.out.println("3.登记支出");
        System.out.println("4.退出");
        Scanner scanner = new Scanner(System.in);
        int choice = scanner.nextInt();
        switch (choice) {

            case 1:

                System.out.println("记账系统》》》》收支明细");

                    money.setSummoney(money.getIncome() - money.getOutcome());
                    detail = detail+"收入：" + money.getIncome() + ",收入说明：" + money.incomeDetail + ",账户余额：" + money.getSummoney() + "n";
                    System.out.print(detail);
                    details = details+"消费：" + money.getOutcome() + ",收入说明：" + money.expendDetail+ ",账户余额：" + money.getSummoney() + "n";
                    System.out.println(details);


                break;

            case 2:

                System.out.println("输入收入金额");
                money.setIncome(scanner.nextInt());
                System.out.println("请录入收入说明：");
                money.incomeDetail = scanner.next();

                break;


            case 3:
                System.out.println("输入消费金额");
                money.setOutcome(scanner.nextInt());
                System.out.println("请录入支出说明：");
                money.expendDetail = scanner.next();

                break;


            case 4:

                System.out.println("记账系统》》》》退出功能");
                System.out.println("确定要退出吗？Y/N:");
                String isExit = scanner.next();
                switch (isExit) {
                    case "Y":
                        System.out.println("系统退出，欢迎您下次继续使用！");
                        return;//结束当前方法


                    default:


                        System.out.println("重新输入");

                        break;


                }


        }
    }
}

}