Design And Implementation Of The Online Auction System Based On User Appraisal And Sealed Policies

With the rapid development of Internet,e-commerce has been gradually entering into people's lives.As a new e-business model,the online auction has become a new and compelling mechanism of trading.It is low-cost,flexible,and run fast.Without the constraints of time and space,the seller just make the detail of goods to upload,and wait for the bids of customers around the country,greatly saving the manpower,material and financial resources.This article designed and implemented an online auction system,aiming to build a fair,convenient,and efficient trading platform for buyers and sellers.In the domestic and international status of the online auction system and key technologies described on the basis of a systematic analysis of the demand for online auction system.The system with the B S architecture,JSP technology and SQL Server database designed the function of the online auction system,including user registration in the registry,the product was added to the auction,user reviews,and related items recommended.Integrity issues for the seller,taking the user evaluation system;and second-price sealed auction mechanism,making a better balance between the benefits of both buyers and sellers.In addition,the application of the Apriori algorithm implemented the function of related items recommending.Finally the result of testing of the system shows that the designing is correct,and the program is running stable.This system running fast,stable,relatively fair to both buyers and sellers trading characteristics,and there is a certain significance in practical applications.But there are still some disadvantages in terms of database optimization and security,interface designing and optimization of the algorithm.