import java.util.Scanner;
public class BookGeneral2 {
    public static void main(String[] args) {
        String[] ShuMingArray = {"数学建模","工程数学","Java入门","C语言","数据库","网页设计"};
        String[] XuHaoArray = {"001","002","003","004","005","006"};
        Scanner sc = new Scanner(System.in);
        boolean start = true;
        while(start){
            System.out.println("输入命令：1-按照名称查找图书；2-按照序号查找图书");
            try{
                String number1 = sc.next();   //1或2
                switch(number1){
                case "1" : BookName(ShuMingArray,XuHaoArray);start=false;break;
                case "2" : Number(ShuMingArray,XuHaoArray);start=false;break;
                default : throw new SelectException("输入命令错误！请根据提示输入数字命令！");
                }
            }catch(SelectException e){
                System.out.println(e.getMessage());
                continue;
            }
        }
    }
    /*
     * 自定义异常:
     */
    //书名异常
    public static void BookName(String ShuMingArray[],String XuHaoArray[]){
        Scanner ac = new Scanner(System.in);
        String Buff = "Blue";
        boolean start = true;
        while(start){
            System.out.println("输入图书名称：");
            try{
                String shuming = ac.next();             //书名
                for(int i=0;i