效果图：

 废话不多说，直接上代码，详情请看注释：

package top.test.blogs.config;import com.google.common.base.Predicates;
import io.swagger.annotations.ApiOperation;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.OAuthBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.*;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spi.service.contexts.SecurityContext;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
import top.copying.blogs.properties.IgnoreUrlProperties;import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;/*** @author copying* @date 2020-08-29 10:45:36*/
@Configuration
@EnableSwagger2
public class Swagger2Config {/** 过滤的URL */@Resourceprivate IgnoreUrlProperties ignoreUrlProperties;/*** apis扫描com路径下的api文档.apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))*  .apis(RequestHandlerSelectors.basePackage("top.copying.blogs"))* paths路径判断* @return Docket*/@Beanpublic Docket createRestApi() {return new Docket(DocumentationType.SWAGGER_2).apiInfo(apiInfo()).select().apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class)).paths(PathSelectors.any()).build().securitySchemes(Collections.singletonList(securityScheme())).securityContexts(Collections.singletonList(securityContext()));}/*** title标题* description 描述* termsOfServiceUrl（不可见）条款地址* version版本号* @return ApiInfo*/private ApiInfo apiInfo() {return new ApiInfoBuilder().title("Copying Blogs Service").description("个人博客功能接口").termsOfServiceUrl("http://www.baidu.com").version("1.0").build();}/*** 2020-08-29 09:48:35 copying add* 添加在Swagger ui中实现登录功能* securitySchemes()方法配置里增加需要token的配置。* 配置完成后，swagger-ui.html里右上角会有一个Authorize的按钮，录入该token即能成功调用相关接口* //.grantTypes(Collections.singletonList(grantType))* @return SecurityScheme*/private SecurityScheme securityScheme(){return new OAuthBuilder().name("spring_oauth").grantTypes(grantTypes()).scopes(Arrays.asList(scopes())).build();}/*** 设置使用什么模式* 当前为密码模式* @return List<GrantType>*/private List<GrantType> grantTypes(){List<GrantType> grantTypes = new ArrayList<>();GrantType grantType = new ResourceOwnerPasswordCredentialsGrant("/blogs/oauth/token");grantTypes.add(grantType);return grantTypes;}/*** 设置 swagger2 认证的安全上下文* //.forPaths(PathSelectors.any()) 所有接口加锁* //.forPaths(Predicates.not(Predicates.in(ignoreUrlProperties.getUrls()))) 加锁排除指定的接口地址* ignoreUrlProperties为获取yml中配置的接口地址* @return SecurityContext*/private SecurityContext securityContext() {return SecurityContext.builder().securityReferences(Collections.singletonList(new SecurityReference("oauth2", scopes()))).forPaths(Predicates.not(Predicates.in(ignoreUrlProperties.getUrls()))).build();}/*** 设置认证的作用域scope* @return AuthorizationScope[]*/private AuthorizationScope[] scopes() {return new AuthorizationScope[]{new AuthorizationScope("all", "All scope is trusted!")};}}