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preface What is MVC mode 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 separate the implementation codes of M and V, so that the same program can use different forms of expression—— An idea of design pattern Spring MVC is a modu ...

In depth study of MyBatis application analysis and best practices of MyBatis series 12_SSM framework plug in use and principle analysis of integrating MyBatis Older procedural apes share knowledge while learning and recording I hope this article is meaningful to you, like, collect and comment Your support is the greatest encouragement t ...

catalogue 1. Introduction 2. File upload 3. File download epilogue 1. Introduction Spring MVC can well support file upload, but MultipartResolver is not installed in the spring MVC context by default, so it cannot handle file upload by default. If you want to use spring's file upload function, you need to configure MultipartResolver in ...

1, Echo function Before the actual modification, you need to have an echo function, that is, you can see the data after clicking the edit page. 1. Modify operation hyperlink The request address here is the same as the deleted address. You need to bring the id because you want to echo the data of this id. <td> <a @click="del ...

Spring MVC is developed using annotations Since Maven may have the problem of resource filtering, we will XML configuration improvement <build> <resources> <resource> <directory>src/main/java</directory> <includes> <include>**/*.properties</include> ...

Detailed tutorial on Spring annotation development (with Raytheon's video) 1, Design mode - factory mode Factory pattern is the most commonly used instantiation object pattern, which is replaced by methods in the factory new A design pattern for creating objects. We take Mybatis of SqlSession Interface as an example, it has an impleme ...

In fact, it is to obtain the parameters submitted by the foreground. Some people like to call parameter binding and others like to call parameter driven. I think parameter acquisition is the most straightforward. Simple parameters: (Integer, String, Float, Double, Boolean) example: jsp page: <%@ page language="java" contentType="text ...

Three stages of SSM integration Spring and spring MVC environment configuration Integrated configuration of Spring and Mybatis Other component configurations: declarative transactions, logs······ 1, Spring and spring MVC environment configuration 1.1 relying on spring webmvc Add the dependency packag ...

2, Binding of request parameters 2.1 preparation In this section, we will use classes on servlet requests such as HttpServletRequest and HttpServletResponse. Servlet API package dependency needs to be introduced. It is necessary to note that the java EE specification was renamed Jakarta EE in 2018. Accordingly, the package name we used before ...

Write before: Record your spring MVC learning journey. If you don't understand it, it is recommended to read it first Previous blogs , detailed codes can be found in My Gitee warehouse SSM learning Clone download learn to use! 2.5 spring MVC interceptor 2.5.1 function of spring MVC interceptor Interceptor is similar to the Filter in Servlet, ...