导入Maven

<!-- <https://mvnrepository.com/artifact/org.springframework/spring-context> -->
<dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-context</artifactId>
    <version>5.3.19</version>
</dependency>

IOC控制反转

IOC/DI注解开发

Spring整合Mybatis