学习笔记——Spring管理第三方bean；Spring中Bean的作用域；Spring中Bean的生命周期；Spring中bean的后置处理器；Spring中自动装配

2023-01-17

一、Spring管理druid步骤

 （1）导入jar包

 <!-- https://mvnrepository.com/artifact/com.alibaba/druid -->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>1.1.0</version>
        </dependency>

        <!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.26</version>
        </dependency>