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Spring's task scheduling @ Scheduled annotation -- Analysis of task:scheduler and task:executor applicationContext is configured as follows: <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:context="http://www.springframework.org/schema/context" xmlns:xsi="http://www.w3.o ...

Problem overview A Springboot project uses mybatis plus as the data layer framework Scan Mapper interface with @ MapperScan annotation @MapperScan("org.net5ijy.cloud.*") public class DemoApplication {} Use @ Autowired to inject Service in the Controller layer Service interface public interface LoginService {} Service implementation c ...

[continued] 5. invokeBeanFactoryPostProcessors(beanFactory); Look, the name is calling the method of the implementation class of beanfactoryprocessor. Question: when did you find the implementation class of beanfactoryprocessor. AbstractApplicationContext#invokeBeanFactoryPostProcessors /** * Instantiate and invoke all registered BeanFact ...

####Detailed notes on springboot Details: https://www.cnblogs.com/swzx-1213/p/12781836.html 1, Using aop log management: Blog AOP details 1. Import dependency <!--Log dependency--> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> ...

1. Mybatis operation 1.1 fuzzy query 1.1.1 edit test class /* Mybatis Job: Requirement: query the data containing "fine" in name, and arrange it in descending order by age */ @Test public void findLike(){ SqlSession sqlSession = sqlSessionFactory.openSession(true); DemoUserMapper dem ...

catalogue 1. set injection (key) 2. Scope of Bean   2.1,Singleton 2.2, Prototype 2.4, Session Dependency injection (DI). Dependency: the creation of a Bean object depends on the container. The dependent resources of a Bean object Injection: refers to the resources that the Bean object depends on, which are set and assembled by the c ...

preface: From Spring 3.0, @ Configuration is used to define the Configuration class, which can replace the xml Configuration file. The annotated class contains one or more methods annotated by @ bean. These methods will be scanned by the AnnotationConfigApplicationContext or AnnotationConfigWebApplicationContext class, and used to build the bea ...

catalogue 1. Analysis and Implementation 2,   IOC essence   1. Analysis and Implementation Let's write a piece of code in our original way First write a UserDao interface public interface UserDao { public void getUser(); } Then write Dao's implementation class public class UserDaoImpl implements UserDao { @Override ...

In this section, we first create a Gateway project, then implement the simplest forwarding function and integrate Eureka routing. Recommended source code of Honghu distributed Cloud Architecture Create Gateway project Create a Maven project of Spring Boot and increase the dependency of Spring Cloud Gateway. The code is as follows. <parent& ...

preface In the first two chapters, I took you to learn the core API of Spring Security on authentication and authorization, as well as the execution process and underlying principle of authentication and authorization. After mastering these, we not only know what it is, but also know why it is! In the current job hunting environment, it is no ...