java图书管理程序-基于控制台

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1、Java图书管理程序一基于控制台importjava.io.*;importjava.util.publicclassBooksManage{args)throwspublicstaticvoidmain(String[]lOException,ArrayIndexOutOfBoundsException,ClassNotFoundException{Stringname,author,press,time;Managermanagerl=newManager();Searrnerinput二newScanner(System

2、,in);inti二10;for(;i!=0;){System・out.println(〃）；System,out.println(z/1•添加书本2.添加报刊3.添加视频4•查询信息5.查看所有资料0•退出〃)；System,out・print("选择：”)；i二input.ncxtlnt();switch(i){case1:System,out.printinC'Jp始添加书本信息!〃)；System,out.print("书名：“)；name=input,next();System,out.print("作者姓名：");

3、author二input,next();System,out.print("出版社：");press二input.next();Bookbookl二newBook(name,author,press);manager1・savelnfo(bookl);break;case2:System,out.printin("开始添加报纸信息!“)；System,out.print(〃报名:〃);name二input,next();System,out.print("主编辑：");author^input.next();System,ou

4、t.print("报社：“);press二input.next();NewsPapornewspaper1二nowNewsPaper(name,author,press);manager1・saveInfo(newspaper1);break;case3:System,out.println(，z开始添加视频信息!”)；System,out.print(〃视频名:”);name=input・next();System,out.print(/z作者姓名：");author二input,next();System,out.prin

5、t("上传时间：")；time二input,next();Videovidcol=newVideo(name,author,time);manager1・saveinfo(videol);break;case4:System,out.println(z，JF女台査询相关信息:");System,out.print("输入文件名：")；name=input・next();manager1・findinfo(name);break;case5:System,out.println(z，查看所有资料:");manager1.getl

6、nfoO;break;case0:System,out.printlnC退出程序!“)；break;default:System,out.println(z，没有该选项,重新选择！“);break;}classManager{publicListlist二newLinkedList();publicvoidsaveInfo(Mediamedia)throwslOException,ClassNotFoundException{booleanfl且萨true;list,clear();Filef=no

7、wFile(/Zmyfile.txt，z);if(f.exists()){ObjectTnputStreamoi=newObjectlnputStream(newFi1eTnputStream(，zmyfile.txt"));try{while(true){1ist.add((Media)oi.readObjcct());}}catch(EOFExceptione){}oi.closeO;for(Mediam:list){if(media・getName()・equals(m.getName())){flag=false;br

8、eak;if(flag二二true){1ist.add(media);ObjectOutputStreamoo二newObjectOutputStream(newFi1eOutputStream(z/myfile.txt"));for(Mediam:list){oo.writ