添加依赖

<parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>2.7.9</version>
    <relativePath/>
</parent>

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter</artifactId>
    </dependency>

    <dependency>
        <groupId>com.alibaba</groupId>
        <artifactId>druid-spring-boot-starter</artifactId>
        <version>1.2.24</version>
    </dependency>

    <dependency>
        <groupId>com.mysql</groupId>
        <artifactId>mysql-connector-j</artifactId>
    </dependency>

    <dependency>
        <groupId>com.rick.db</groupId>
        <artifactId>sharp-database</artifactId>
        <version>2.0-SNAPSHOT</version>
    </dependency>
</dependencies>

数据库配置文件：

server:
  port: 8080
spring:
  datasource:
    name: druidDataSource
    type: com.alibaba.druid.pool.DruidDataSource
    druid:
      driver-class-name: com.mysql.cj.jdbc.Driver
      url: jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=UTF-8&serverTimezone=GMT%2B8
      username: root
      password: root
      initialSize: 1
      minIdle: 5
      maxActive: 10
      maxWait: 60000

sharp:
  database: # 多个包扫描用 , 隔开
    entity-base-package: com.rick.sharp.**.entity

测试

@SpringBootApplication
@DependsOn("entityDAOSupport")
@EnableScheduling
public class DemoApplication {

    @Autowired
    private EntityDAO<User, Long> userDAO;

    @Autowired
    private EntityDAO<CodeDescription, Long> codeDescriptionDAO;


    public static void main(String[] args) {
        SpringApplication.run(DemoApplication.class, args);

        String ss = JsonUtils.toJson("ss");
        System.out.println(ss);
        System.out.println("running.....");
    }

    @Scheduled(fixedRate = 5000)
    public void find() {
        User user = userDAO.selectById(1L).get();
        System.out.println(user.getName());

        codeDescriptionDAO.insert(CodeDescription.builder()
                        .code("test-" + System.currentTimeMillis())
                        .description("hello")
                .category(CodeDescription.CategoryEnum.MATERIAL)
                .build());
    }

}