package com.imooc;

import java.util.Scanner;

public class library {

public static void main(String[] args) {

? ?library bo=new library();

? ?bo.book();

? ?}

?

public void book(){

System.out.println("歡迎來(lái)到圖書館借書系統(tǒng)!");

System.out.println("請(qǐng)輸入命令:1.按照名稱查找圖書。2.按照序列號(hào)查找圖書");

? ?try{

? ? Scanner k=new Scanner(System.in);

int one=k.nextInt();

? switch(one){

? ?case 1:

? ? ?rentway1();

? ? ?break;

? ?case 2:

? ? ?rentway2();

? ? ?break;

? ?default:

? ? System.out.println("你輸入的結(jié)果有誤");

? ??

? ?}

??

? ? ? ?}catch(Exception e){

? ? ? ?

? ? ? ? System.out.println("請(qǐng)輸入正確數(shù)值");

? ? ? ? book();

? ? ? ?}}

public void rentway1(){

String[] names={"數(shù)學(xué)","語(yǔ)文","英語(yǔ)","物理","化學(xué)","生物"};

System.out.println("歡迎來(lái)到圖書館名稱查找系統(tǒng)");

Scanner k1=new Scanner(System.in);

String two=k1.next();

try{

switch(two){

case"數(shù)學(xué)":

System.out.println("你的圖書已找到:"+two);

break;

case"語(yǔ)文":

System.out.println("你的圖書已找到:"+two);

break;

case"英語(yǔ)":

System.out.println("你的圖書已找到:"+two);

break;

case"化學(xué)":

System.out.println("你的圖書已找到:"+two);

break;

? ?case"物理":

System.out.println("你的圖書已找到:"+two);

break;

? ?case"生物":

System.out.println("你的圖書已找到:"+two);

break;

default:

System.out.println("你的圖書找不到");

?

?

}

}catch(RuntimeException e){

System.out.println("你輸入有誤！");

book();

}

}

public void rentway2(){

String[] names={"數(shù)學(xué)","語(yǔ)文","英語(yǔ)","物理","化學(xué)","生物"};

System.out.println("歡迎來(lái)到圖書館序列號(hào)查找系統(tǒng)");

try{

? Scanner k3=new Scanner(System.in);

? int three=k3.nextInt();

? System.out.println("你輸入的書籍為:"+names[three-1]);

??

? }catch(Exception e){

??

? System.out.println("你輸入有誤！");

? book();

? }

??

}

}