首先导入依赖

<dependency>
            <groupId>io.springfox</groupId>
            <artifactId>springfox-swagger2</artifactId>
            <version>3.0.0</version>
        </dependency>
        <dependency>
            <groupId>io.springfox</groupId>
            <artifactId>springfox-swagger-ui</artifactId>
            <version>3.0.0</version>
        </dependency>
        <dependency>
            <groupId>io.springfox</groupId>
            <artifactId>springfox-boot-starter</artifactId>
            <version>3.0.0</version>
        </dependency>

配置config内容

package tzy.store.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.core.env.Profiles;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.oas.annotations.EnableOpenApi;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Contact;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;

import java.util.ArrayList;

@Configuration
@EnableOpenApi
public class SwapperConfig {

    @Bean
    public Docket docket1(Environment environment){
        //需要多少分组就写多少个Docket
        return new Docket(DocumentationType.SWAGGER_2).groupName("test");
    }

    @Bean//配置docket以配置Swagger具体参数
    public Docket docket(Environment environment) {
        //设置显示swagger的环境
        Profiles of=Profiles.of("dev","test");
        //判断当前是否处于该环境
        //通过enable()接受此参数判断是否要显示
        boolean b = environment.acceptsProfiles(of);
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo())
                .groupName("tzy")
                .enable(b)
                .select()
                /*
                 * RequestHandleSelectors,配置要扫描接口的方式
                 * basePackage：指定要扫描的包
                 * any():扫描全部
                 * none():不扫描
                 * withClassAnnotation：扫描类上注解，参数是一个注解的反射对象
                 * withMethodAnnotation：扫描方法上的注解
                 **/
                .apis(RequestHandlerSelectors.basePackage("tzy.example.controller"))
                /*
                 * paths()，过滤什么路径
                 **/
//                .paths(PathSelectors.ant("/hello/**"))
                .build();
    }
    //配置文档信息
    private ApiInfo apiInfo() {
        Contact contact = new Contact("tzy", "https://www.cnblogs.com/TPureZY/", "2036139108@qq.com");
        return new ApiInfo(
                "似此星辰非昨夜，为谁风露立中宵。", // 标题
                "Swagger", // 描述
                "v1.0", // 版本
                "http://terms.service.url/组织链接", // 组织链接
                contact, // 联系人信息
                "Apach 2.0 许可", // 许可
                "许可链接", // 许可连接
                new ArrayList<>()// 扩展
        );
    }
}