Constructed based on B/S mode of online auction system for buyers and sellers to build a flexible free and secure trading platform. This paper focuses on the system' s modular design, data flow and function realization. Its features include user registration, login, online auctions, online auction, Product Search, the evaluation of commodity buyers, buyers message, the background database management, auctioneer credit statistics and other functions. Including how to use JAVA, JavaScript, JSP, and other key technology to build online shopping system, and configure SSL on the web server to ensure secure transmission of sensitive information.

网上拍卖系统的设计与实现\OnLineSaleSystem\.classpath
........................\................\.mymetadata
........................\................\.project
........................\................\Data\OnLineSaleSystem_Data.MDF
........................\................\....\OnLineSaleSystem_Log.LDF
........................\................\src\business\BuyGoodsInfoRules.java
........................\................\...\........\BuyUserRules.java
........................\................\...\........\GoodsInfoRules.java
........................\................\...\........\impl\BuyGoodsInfoRulesImpl.java
........................\................\...\........\....\BuyUserRulesImpl.java
........................\................\...\........\....\GoodsInfoRulesImpl.java
........................\................\...\........\....\LeaveWordRulesImpl.java
........................\................\...\........\....\SellUserRulesImpl.java
........................\................\...\........\LeaveWordRules.java
........................\................\...\........\SellUserRules.java
........................\................\...\dataaccess\BuyGoodsInfoAccess.java
........................\................\...\..........\BuyUserAccess.java
........................\................\...\..........\GoodsInfoAccess.java
........................\................\...\..........\impl\BuyGoodsInfoAccessImpl.java
........................\................\...\..........\....\BuyUserAccessImpl.java
........................\................\...\..........\....\GoodsInfoAccessImpl.java
........................\................\...\..........\....\LeaveWordAccessImpl.java
........................\................\...\..........\....\SellUserAccessImpl.java
........................\................\...\..........\LeaveWordAccess.java
........................\................\...\..........\SellUserAccess.java
........................\................\...\..........\SqlConnection.java
........................\................\...\entities\Appraise.java
........................\................\...\........\BuyGoodsInfo.java
........................\................\...\........\BuyUser.java
........................\................\...\........\GoodsInfo.java
........................\................\...\........\LeaveWord.java
........................\................\...\........\SellUser.java
........................\................\...\........\Succ.java
........................\................\...\servletpackage\ReAppraise.java
........................\................\...\..............\ReAppselect.java
........................\................\...\..............\ReBuyGoods.java
........................\................\...\..............\ReBuySale.java
........................\................\...\..............\ReLeaveWord.java
........................\................\...\..............\ReLogin.java
........................\................\...\..............\ReRegister.java
........................\................\...\..............\ReSaleGoods.java
........................\................\...\..............\ReSerch.java
........................\................\...\..............\ReSuccGoods.java
........................\................\...\..............\ReUpdatePass.java
........................\................\...\..............\ReUserInfo.java
........................\................\...\..............\UserinfoServlet.java
........................\................\WebRoot\AllInfo.jsp
........................\................\.......\Appraise.jsp
........................\................\.......\buyCar.jsp
........................\................\.......\BuyGoods.jsp
........................\................\.......\FindGoods.jsp
........................\................\.......\Footer.jsp
........................\................\.......\Header.jsp
........................\................\.......\help.jsp
........................\................\.......\Image\0.jpg
........................\................\......

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