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Review the native Servlet to get the request parameters Get through Servlet API Take HttpServletRequest as the formal parameter of the controller method. At this time, the parameter of HttpServletRequest type represents the object encapsulating the request message of the current request. An HTTP request message consists of four p ...

Project description 1, Abstract Blog system is a platform for blog posts developed using java web technology and communication between different users. Blog system is a simple web platform for blog communication, which can meet users' simple blog management needs and simple operation. It mainly includes the following aspects: Login registra ...

Post processor It is also a Bean that needs to be registered in the container ◆ the methods in it will be called by the container at a specific time ◆ the implementation extends the Bean without changing the container or the core logic of the Bean ◆ package the Bean, affect its behavior, modify the content of the Bean, etc Type of PostProce ...

Crazy God says spring MVC video link: Station B video The link of the official account of the gods. official account 1. What is spring MVC 1.1 review MVC 1.1.1 what is MVC MVC is the abbreviation of model, view and controller. It is a software design specification.It is a method to organize code by separating business logic, data and displa ...

Javaweb - JSP development model (including actual projects) System development model, that is, system development architecture, is a large structure for integrating application systems. The common system structures are three-tier architecture and MVC. The two architectures are both related and different. The use of these two architectures i ...

1, Overview The development model of JSP is JSP Model. In order to use JSP technology more conveniently in web development, SUN company provides two development models for JSP technology: JSP Model1 and JSP Model2. 2, Characteristics JSP model 1: simple and portable, suitable for the rapid development of small Web projects. JSP model 2: provide ...

8. SpringBoot: MVC auto configuration principle 12.1. Official website reading Before writing the project, we also need to know what configuration SpringBoot has made for our spring MVC, including how to extend and customize. Only by making these clear can we use them more easily in the future. Way 1: source code analysis, way 2: official do ...

Binding: assign the information in the request to the method parameters according to the principle of name matching. 1. Request path variable @ PathVariable Get the parameters from the request URI, excluding the query string, and? After the number. @RestController @RequestMapping("/user") public class UserAction { @GetMapping("/{id}") ...

Knowledge point set about AOP Concept: AOP is the abbreviation of Aspect Oriented Programming, which means Aspect Oriented Programming Aspect oriented programming: define and encapsulate the extended method in the aspect. There is no need to modify the source code to extend the method, and there may be many aspects Function: it can isolate e ...

1. Monitor, filter and interceptor pairs (1) Servlet: Processing Request requests and Response responses (2) Filter: Filter requests before Servlet if configured to /* access all resources (servlet, js/css static resources, etc.) filter processing (3) Monitor ( Listener ): Implemented javax.servlet.ServletContextListener Connected ser ...