网上书店
........\banner.jsp
........\bookdetails.jsp
........\bookstore.jsp
........\cashier.jsp
........\catalog.jsp
........\common.jsp
........\errorpage.jsp

........\receipt.jsp
........\showcart.jsp
........\WEB-INF
........\.......\classes
........\.......\.......\mypack
........\.......\.......\......\BookDB.class
........\.......\.......\......\BookDetails.class
........\.......\.......\......\ShoppingCart.class
........\.......\.......\......\ShoppingCartItem.class
........\.......\.......\Test.class
........\.......\lib
........\.......\...\mysqldriver.jar
........\.......\src
........\.......\...\mypack
........\.......\...\......\BookDB.class
........\.......\...\......\BookDB.java
........\.......\...\......\BookDetails.class
........\.......\...\......\BookDetails.java
........\.......\...\......\ShoppingCart.class
........\.......\...\......\ShoppingCart.java
........\.......\...\......\ShoppingCartItem.class
........\.......\...\......\ShoppingCartItem.java
........\.......\...\Test.java
........\.......\web.xml