Design And Implementation Of The Purchase And Sale System Based On SSH

With the development of enterprise information, more and more enterprises realizethat it is important and necessary to manage inner information of enterprise withManagement Information System (MIS). MIS which is reliable, veracious, smart andapplied has been becoming an actual requirement.By combining with the actual business process, this paper introduces thedeveloping procedure of purchasing&selling system(PSS) in SGGD Co.,Ltd. in detail.Firstly, based on analyzing the functional requirements, the system design using MVCpattern is proposed. Secondly, after system analysis, the use-case diagram of each modelis built by using UML, the data flow and database of the PSS has also been analyzedand designed. Finally, using the lightweight framework SSH of J2EE and SQLserverdatabase, the functions of the three parts, including the persistence layer, the logic layerand the performance layer (model layer, controller layer and view layer), are achievedeventually.After testing and test operation, the PSS prove to be reliable and stable, and is alsoconvenient and smart dealing with information. Every function and performance hasachieved the expected goal.