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The address of the document is: https://space.bilibili.com/95256449?from=search&seid=2878972308904962662 Spring-MVC Official documents: https://docs.spring.io/spring-framework/docs/current/reference/html/web.html#spring-web What is spring MVC 1.1. What is MVC MVC is the abbreviation of model, view and controller. It is a software desig ...

SpringMVC Translation of Chinese documents: https://github.com/DocsHome/spring-docs/blob/master/pages/web/overview.md Search GitHub for spring docs Introduction to Spring MVC Spring MVC is a part of spring framework. It is a lightweight web framework based on Java implementation. The core of spring MVC The core of learning Spring MV ...

Spring MVC framework learning 1. Basic theory 1. Three tier architecture The development of server-side programs is generally based on two forms: a C/S architecture program and a B/S architecture programThe program of B/S architecture is basically developed using Java language, and the B/S architecture is divided into three layersThree tier ...

1. Request forwarding and request redirection Request forwarding One request The address bar will not change The code after jump will not be executed Can only be forwarded in the current project Can pass the information of request scope request redirections Two requests The address bar will change The code after the jump will be execute ...

1. Built in exception handling parser Open dispatcherservlet properties File, where you can see some built-in APIs of SpringMvc. After this key is our exception handling parser. There are three default exception handling classes, as shown in the following example: org.springframework.web.servlet.HandlerExceptionResolver=org.springfra ...

Detailed explanation of the working principle of spring MVC Before learning, let's take two pictures of Shentu Zhenlou What is MVC In the classic MVC mode, m refers to the business model, V refers to the user interface, and C is the controller. The purpose of using MVC is to realize M and V code Separation, so that the same program can u ...

1,MVC 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 display.The main function of MVC is to reduce the two-way coupling between view and business logic.MVC is not a design pattern, MVC is an architecture pat ...

pom introduction <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>1.0.18</version> </dependency> Initialize connection In the configuration file of druid connecting to the database, there should be "init method =" init & ...

Main code of parameter resolution: protected Object[] getMethodArgumentValues(NativeWebRequest request, @Nullable ModelAndViewContainer mavContainer, Object... providedArgs) throws Exception { MethodParameter[] parameters = this.getMethodParameters(); if (ObjectUtils.isEmpty(parameters)) { return EMPTY_ARGS; ...

Spring MVC learning notes Part5 1. Principle of file upload This section will review the traditional file upload methods of Java Web and learn the more convenient file upload components provided by spring MVC. First, let's review some pre knowledge of file upload. The enctype value of the form must be: multipart / form data (the default valu ...