package?homework;
import?java.util.*;
public?class?BookSearch?{
	Scanner?in?=?new?Scanner(System.in);	
	public?static?Book[]?books?=?{new?Book(1,"高數"),new?Book(2,"操作系統"),new?Book(3,"數據庫"),new?Book(4,"ssh"),new?Book(5,"HTML5")};?	
	public?static?void?main(String[]?args){
		BookSearch?a?=?new?BookSearch();
		a.choose();
	}
	public?void?choose(){
		?int?searchType?=?0;
		?while(true){
			?System.out.println("輸入命令：1-按照名稱查找圖書；2-按照序號查找圖書");
			?try?{
				searchType?=?in.nextInt();
			}?catch?(Exception?e)?{
				//?TODO:?handle?exception
				System.out.println("請輸入數字！");
			//	in?=?new?Scanner(System.in);?為什么注釋掉這一句之后，程序會無限循環
				continue;
			}finally{
				
			}
			?
			?if(searchType?==?1)
			?{
				?searchByName();
			?}else?if(searchType?==?2)
			?{
				?searchByID();
			?}else
			?{
				?System.out.println("輸入有誤請重新輸入");
			?}
		?}
	}
	public?void?searchByName(){
		String?bookName?;
		System.out.println("輸入圖書名稱：");
		bookName?=?in.next();
		for(int?i?=?0;i?<?books.length;?i++){
			if(bookName.equals(books[i].getName()))
			{
				System.out.println("book:"+books[i].getName());
				return;
			}	
		}System.out.println("圖書不存在");
		
	}
	public?void?searchByID(){
		int?id?;
		System.out.println("輸入圖書序號：");
		id?=?in.nextInt();
		for(int?i?=?0;i?<?books.length;?i++){
			if(id?==?books[i].getID())
			{
				System.out.println("book:"+books[i].getName());
				return;
			}	
		}System.out.println("圖書不存在");
	}
}