spring mvc architecture diagram

. Division of Responsibilities:1, the view renders the user interaction interface.2, the model provides data for multiple views3, the controller handles user interactionModule partitioning and interactive design:I. Model: Binding Data1. Encapsulate the required data.Two. View: Renders the data to the user.1.creatview--Effect: Insert data page and insert data into data table.2.EditView ——— Role: Data modification page, showing the details of a piece of data, and can modify it.3.deleteview--effect

the view in the servlet configuration file, we only return the name of the view here.If the object is constructed with two parameters, the second parameter is a map containing the key-value pairs passed to the view, which can be called in the JSP.If constructed with three parameters, the second parameter is the parameter name passed to the view, and the third is the value of the parameter.That's all the code is. The remaining step is to configure a Tomcat server.Seventh Step:It's easy to config

, and so on, using an ORM wrapper package that can mix all spring-provided features for O/R mapping, such as the simple declarative transaction management mentioned earlier The Transaction module supports programmatic and declarative management of things, which must implement specific interfaces and apply to all Pojo. (3) WebThe Web context module builds on the application context module and provides context for Web-based applications, so the

Spring MVC Framework Spring framework provides a full-featured MVC module for Building Web applications. Using Spring-pluggable MVC Architecture, you can choose whether to use a built-i

Currently, the mainstream web MVC framework is not only the main force of struts, but also spring MVC. Therefore, this is also the mainstream framework that programmers need to master. There are more frameworks to choose from, when dealing with changing needs and businesses, there will naturally be more feasible solutions. However, to flexibly use

pattern. The page controller is also known as a processor or action. Context : context, remember to prepare the model data for the view in Model2, we put it directly in request (Servlet API-related), and with context, we can place the relevant data in context, which is irrelevant to the protocol (such as Servlet API) Access/Setup model data, typically implemented through the Threadlocal model. Here, we review the evolution of the entire Web development arc