异常类的处理

来源：互联网发布：中国制造业数据pmi 编辑：程序博客网时间：2024/04/27 06:44
import java.util.Scanner;public abstract class Bank {private double  savedMoney;     private int  year ;private double  income;private static double  inRate=0.02 ;public abstract double computerIncomes();public Bank(){}public Bank(double s,int y){savedMoney=s;year=y;}    public void saveMoney(double num){    savedMoney=savedMoney+num;    System.out.println(this.savedMoney);    }    public void drawmoney(double money) throws  InsufficientFundsException{          if (money > savedMoney) {           throw new InsufficientFundsException();        } else             savedMoney -= money;      }     public double getSavedMoney() {return savedMoney;}public void setSavedMoney(double savedMoney) {this.savedMoney = savedMoney;}public int getYear() {return year;}public void setYear(int year) {this.year = year;}public double getIncome() {return income;}public double getInRate() {return inRate;}}interface Commision {   double computerComm() ;} class ChinaBank extends Bank implements  Commision {private double year;private static double HINrate=0.01;public ChinaBank(){}public ChinaBank(int s,double y1){super(s,(int)y1);year=y1;}public void setYear(double years) {this.year = years;super.setYear((int)years);}public double computerIncomes(){double s;s=this.getSavedMoney()*this.getYear()*this.getInRate()+this.getSavedMoney()*(this.year-((int)this.year))*HINrate;    return s;}public double computerComm() {if(this.getSavedMoney()>10000){return this.getSavedMoney()*0.001*this.getYear();}else{return this.getSavedMoney();}}}class InsufficientFundsException extends Exception  {  String s; public InsufficientFundsException(){ this.s="您的余额不足！"; } }class test{public static void main(String[] args) {ChinaBank zhangshan=new ChinaBank(20000,1.5);System.out.println("请您输入存款金额：");Scanner reader=new Scanner(System.in);    double money=reader.nextDouble();    zhangshan.saveMoney(money);    System.out.println("利息是："+zhangshan.computerIncomes());    System.out.println("提成是："+zhangshan.computerComm());    System.out.println("请您输入取款金额：");    Scanner reader1=new Scanner(System.in);    double money1=reader1.nextDouble();    try{             zhangshan.drawmoney(money1);              }              catch( InsufficientFundsException e){                  System.out.println(e.s);                              }  System.out.println("您的余额为："+zhangshan.getSavedMoney());}}
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