Programming VIP

Scenario: You need to write a login-enabled interface to inject the token-to-object request into the Controller's method, similar to @RequestBody, where token is inside the header where the request exists. Design idea: use a filter to get the token inside the request, get the token into a user object, then save the object into the attribute s ...

1, Mind map   2, Custom MVC 1. What is MVC?           MVC: ① Model layer is used to encapsulate; ② view layer is used to display   ③ Control layer                       Used to accept browser requests for processing 2. Deficiency of previous Codes: & ...

preface Based on the previous chapter Handwritten spring Chapter 1 - Basic container construction , we have made a simple spring container to complete bean injection, but we still have many deficiencies in function and architecture design. requirement analysis In terms of framework design, we believe that the architecture must ensure th ...

<servlet-name>springmvc</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet </servlet-class> <!-- If not set init-param Label, you must/WEB-INF/Create under xxx-servlet.xml File, where xxx yes servlet-name The name of the configuration in. --> <init-param> <param-name>co ...

① . Spring Cache overview ① . how to find the official documentation of Spring Cache (https://docs.spring.io/spring-framework/docs/5.2.17.BUILD-SNAPSHOT/spring-framework-reference/integration.html#cache) ② . Spring has defined org.springframework.cache.Cache and org.springframework.cache.Cache Manager interfaces since 3.1 to unify diffe ...

In the previous Blog, we implemented the first framework program of Spring MVC based on configuration and annotation respectively. Next, this Blog makes an in-depth study and Discussion on our Controller. Since it is a Controller, it must contain two topics: receiving requests and returning responses. We will make an in-depth study on these two ...