人事管理信息系统外文文献及翻译.doc

MVC Design Pattern MVC is a widely popular software design pattern, as early as in the 70s, IBM introduced the Sanfronscisico on the project, in fact, is the MVC design pattern research. Recently, with the maturity of J2EE, it is becoming a recommendation in the J2EE platform, a design model, the majority of Java developers are also very interested in the design model. MVC model is gradually developed in PHP and ColdFusion are in use, and growth trends. With the rapid increase in web applications, MVC model for the development of Web applications is a very advanced design idea, no matter what language you choose, no matter how complicated the application, it can be for you to understand and provide the most basic application model analytical methods, structural products for you to provide a clear framework for the design, for your software projects in accordance with norms. MVC design idea MVC in English or Model-View-Controller, an application that is input, process, output process in accordance with the Model, View, Controller isolated manner, such an application is divided into three layers - model layer, view layer, control layer. View (View) on behalf of the user interface for Web applications can be summed up as HTML interface, but has the potential to XHTML, XML, and Applet. With the application of the complexity and scale, the interface has become challenging to deal with. An application may have different views, MVC design pattern to deal with the view of the limited view of data acquisition and processing, as well as the users request, not included in the view on the handling of business processes. The handling of business processes to the model (Model) to deal with. For example, a view only accept orders from the model data and display to users, as well as input user interface data and the request passed to the control and model. Model (Model): is the business process / status of the processing and business rules. Business process layer is the other bla