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1,Spring 1.1 INTRODUCTION Spring: Spring ------ > spring brought to the software industry! Spring concept: it makes the existing technology easier to use. It is a hodgepodge and integrates the existing technology framework SSM:SpringMvc+Spring+MyBatis Official website: https://spring.io/projects/spring-framework#overview Official down ...

AOP in Spring and AOP configuration based on XML and annotations Improve the account case E:\JAVAworkspace\spring_account Analyze the problems in the case Each database operation should only obtain one connection connection and put these operations into one transaction to avoid dirty reading, non repeatable reading, phantom reading and oth ...

I Spring and the construction of Spring MVC 1. Transform Maven project into web project First, we create a maven project This creates a maven project: As the current project, it is a java web application, so we need to transform a web application based on maven On the right side, configure three places: The first is to describe our we ...

Interface architecture style - RESTful The interface here refers to API (application program interface) API (Application Programming Interface) refers to some pre-defined interfaces (such as functions and HTTP interfaces) or conventions for the connection of different components of the software system. It is used to provide a set of routin ...

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Programming transaction control related objects Programming is to write code by using Java API. Declarative is to configure some things in the way of configuration PlatformTransactionManager The PlatformTransactionManager interface is the transaction manager of spring. It provides our common methods of operating transactions, that is, how tr ...

Maven advanced 1. Review of Maven basic knowledge 1.1 maven introduction maven is a project management tool, which is mainly used to manage and build Java projects in the project development stage. Dependency management: the management of jar packages. Importing maven coordinates is equivalent to importing the jar package in the warehouse i ...

1. Review 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 ...

1. Environmental construction 1.1 database files SET NAMES utf8mb4; SET FOREIGN_KEY_CHECKS = 0; -- ---------------------------- -- Table structure for user -- ---------------------------- DROP TABLE IF EXISTS `user`; CREATE TABLE `user` ( `id` int NOT NULL AUTO_INCREMENT COMMENT 'id Primary key', `username` varchar(20) CHARACTER SET ...

1. What is AOP AOP (Aspect Oriented Programming) means: Aspect Oriented Programming, which realizes the unified maintenance of program functions through precompiled mode and runtime dynamic agent. AOP is the continuation of OOP, a hot spot in software development, an important content in Spring framework, and a derivative paradigm of functiona ...