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Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it preface ❤️ 1, Spring overview 🥇 1.1 INTRODUCTION Spring: Spring - > brings spring to the software industryIn 2002, Rod Jahnson first launched the Spring framework prototype inte ...

SpringMVC ssm: mybatis + Spring + spring MVC MVC three-tier architecture 1. What is MVC: MVC is the abbreviation of Model, View and Controller. It is a software design specification Previous Servlet processing: User sends requestThe Servlet accepts the requested data and calls the corresponding business logic methodAfter the business ...

I. working principle of spring Web 1.1 Tomcat & Spring MVC configuration Spring MVC is a very important and commonly used framework in Java backend. This article will analyze the source code of spring MVC. web.xml configuration. Although we do not need to write servlets to use spring MVC, spring MVC encapsulates servlets and provides disp ...

1. Introduction We all know that the verification of the front desk is only to meet the friendliness of the interface, customer experience and so on. However, it is far from enough to rely on the front end for data legitimacy verification. Because illegal users may directly obtain the request address from the client for illegal requests, backg ...

To start a SpringBoot project, we only need to execute Java - jar XXX The jar command is OK. At this time, we start a web server container, which can access the corresponding interface through the interface address on the browser, but the whole startup process is transparent to us, so it is necessary to understand. Start front java -jar comma ...

1 Overview There is a certain intersection between the spring ioc container and the services provided by the ioc service provider. spring provides two types of containers: BeanFactory and ApplicationContext 1.1 BeanFactory beanfactory base type ioc container, which provides complete ioc services. Delayed initialization is adopted by de ...

When developing Restful interfaces with SpringBoot, different versions of parameter implementations are required for the same interface due to changes in business such as modules and systems (older interfaces also have modules or systems in use and cannot be changed directly, so different versions are required). How do you implement multiversio ...

Introduction of proxy pattern and AOP implementation of Spring Agent model of AOP antecedents Static proxy Role analysis: Abstract role: it is usually solved by interface or abstract classReal role: the role representedAgent role: acting as a real role. After acting as a real role, we usually do some related business processingClient: the p ...

mybatis-plus 1. Introduction case: Table creation: create table user ( id bigint auto_increment comment 'Primary key ID' primary key, name varchar(30) null comment 'full name', age int null comment 'Age', email varchar(50) null comment 'mailbox', create_tim ...

IX. spring integrates tomcat core 9.1 core ideas We may have questions. Both the spring MVC framework and the spring boot framework need to embed a Tomcat service middleware. Of course, it may also be Jetty. Since this article mainly talks about tomcat, we should ask what Tomcat did when it was started? <web-app> <listener> ...