<!-- https://mvnrepository.com/artifact/io.springfox/springfox-boot-starter -->
<dependency>
    <groupId>io.springfox</groupId>
    <artifactId>springfox-boot-starter</artifactId>
    <version>3.0.0</version>
</dependency>

@EnableOpenApi
@SpringBootApplication
public class SwaggerApplication {
    public static void main(String[] args) {
        SpringApplication.run(SwaggerApplication.class, args);
    }
}

// 表明當(dāng)前類是配置類
@Configuration
public class SwaggerConfig {

    @Bean
    public Docket createRestApi() {
        return new Docket(DocumentationType.OAS_30)
                .apiInfo(apiInfo())
                // 為api選擇啟動(dòng)生成器
                .select()
                // 指定要生成api文檔的根包
                .apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
                // 路徑配置
                .paths(PathSelectors.any())
                .build();
    }

    /**
     * 創(chuàng)建一個(gè)ApiInfo對(duì)象
     *
     * @return
     */
    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                // 文檔標(biāo)題
                .title("SpringBoot整合Swagger3")
                // 簡(jiǎn)介
                .description("更多請(qǐng)咨詢服務(wù)開發(fā)者小龍")
                // 作者信息：作者姓名、作者地址、作者郵箱
                .contact(new Contact("小龍", "https://blog.csdn.net/wangzhilong1996", "123456@qq.com"))
                // 版本號(hào)
                .version("1.0")
                .build();
    }
}

<!-- swagger 第三方ui包 -->
<dependency>
    <groupId>com.github.xiaoymin</groupId>
    <artifactId>swagger-bootstrap-ui</artifactId>
    <version>1.9.6</version>
</dependency>