package?dao;

import?java.util.Map;
import?datebase.MyDB;
import?domain.Book;
/**
?*?@author?Ni?Shengwu
?*?@description?this?dao?is?to?operation?“database“（MyDB）?
?*/
public?class?BookDao?{
	//to?get?the?map?which?stores?all?books
	public?Map?getAllBook（）{
		return?MyDB.getAll（）;
	}
	//to?get?a?certain?book?with?book?id
	public?Book?findBook（String?bookId）{
		return?MyDB.getAll（）.get（bookId）;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-11-30?14:37??shoppingCartDemo\
?????文件?????????762??2015-11-30?23:04??shoppingCartDemo\.classpath
?????目錄???????????0??2016-04-27?23:53??shoppingCartDemo\.git\
?????文件??????????19??2015-12-02?10:03??shoppingCartDemo\.git\COMMIT_EDITMSG
?????文件?????????404??2015-12-01?00:23??shoppingCartDemo\.git\config
?????文件??????????73??2015-11-30?10:55??shoppingCartDemo\.git\description
?????文件?????????224??2015-12-01?09:48??shoppingCartDemo\.git\FETCH_HEAD
?????文件??????????26??2015-11-30?14:16??shoppingCartDemo\.git\HEAD
?????目錄???????????0??2015-11-30?10:55??shoppingCartDemo\.git\hooks\
?????文件?????????478??2015-11-30?10:55??shoppingCartDemo\.git\hooks\applypatch-msg.sample
?????文件?????????896??2015-11-30?10:55??shoppingCartDemo\.git\hooks\commit-msg.sample
?????文件?????????189??2015-11-30?10:55??shoppingCartDemo\.git\hooks\post-update.sample
?????文件?????????424??2015-11-30?10:55??shoppingCartDemo\.git\hooks\pre-applypatch.sample
?????文件????????1642??2015-11-30?10:55??shoppingCartDemo\.git\hooks\pre-commit.sample
?????文件????????1348??2015-11-30?10:55??shoppingCartDemo\.git\hooks\pre-push.sample
?????文件????????4951??2015-11-30?10:55??shoppingCartDemo\.git\hooks\pre-rebase.sample
?????文件????????1239??2015-11-30?10:55??shoppingCartDemo\.git\hooks\prepare-commit-msg.sample
?????文件????????3611??2015-11-30?10:55??shoppingCartDemo\.git\hooks\update.sample
?????文件????????4650??2015-12-02?10:03??shoppingCartDemo\.git\index
?????目錄???????????0??2015-11-30?10:55??shoppingCartDemo\.git\info\
?????文件?????????240??2015-11-30?10:55??shoppingCartDemo\.git\info\exclude
?????文件?????????142??2015-11-30?14:10??shoppingCartDemo\.git\line_info
?????目錄???????????0??2015-11-30?11:14??shoppingCartDemo\.git\logs\
?????文件????????2121??2015-12-02?10:03??shoppingCartDemo\.git\logs\HEAD
?????目錄???????????0??2015-11-30?11:14??shoppingCartDemo\.git\logs\refs\
?????目錄???????????0??2015-11-30?14:16??shoppingCartDemo\.git\logs\refs\heads\
?????文件?????????303??2015-11-30?14:05??shoppingCartDemo\.git\logs\refs\heads\master
?????文件????????1804??2015-12-02?10:03??shoppingCartDemo\.git\logs\refs\heads\nishengwu
?????目錄???????????0??2015-11-30?11:14??shoppingCartDemo\.git\logs\refs\remotes\
?????目錄???????????0??2015-11-30?14:16??shoppingCartDemo\.git\logs\refs\remotes\origin\
?????文件????????1680??2015-12-01?00:25??shoppingCartDemo\.git\logs\refs\remotes\origin\master
............此處省略321個文件信息