SpringBoot 2.7.1整合Swagger3.0

SpringBoot 2.7.1整合Swagger3.0"/>

SpringBoot 2.7.1整合Swagger3.0

一 添加依赖

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

二 增加配置信息

spring:mvc:pathmatch:matching-strategy: ANT_PATH_MATCHER # 解决swaggerUI不匹配接口

三 添加配置类

package com.inventec.dm.config;import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.util.ReflectionUtils;
import org.springframework.web.servlet.mvc.method.RequestMappingInfoHandlerMapping;import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Contact;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.spring.web.plugins.WebFluxRequestHandlerProvider;
import springfox.documentation.spring.web.plugins.WebMvcRequestHandlerProvider;import java.lang.reflect.Field;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;@Configuration
public class SwaggerConfig {@Beanpublic Docket api() {// 自动生成文档：http://localhost:8080/v3/api-docs// API接口文档界面：http://localhost:8080/swagger-ui/index.htmlreturn new Docket(DocumentationType.SWAGGER_2).apiInfo(apiInfo()).select().apis(RequestHandlerSelectors.basePackage("com.inventec.dm.controller")).paths(PathSelectors.regex("/article/*.*|/api/v1/*.*|/*.*")).build();}private ApiInfo apiInfo() {return new ApiInfo("AMS系统API","后台管理系统相关的接口","v1","协议地址",new Contact("cy", "/", "@163"),"MIT License", "",Collections.emptyList());}/*** 解决swagger在springboot2.7以后的空指针异常*/@Beanpublic static BeanPostProcessor springfoxHandlerProviderBeanPostProcessor() {return new BeanPostProcessor() {@Overridepublic Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {if (bean instanceof WebMvcRequestHandlerProvider || bean instanceof WebFluxRequestHandlerProvider) {customizeSpringfoxHandlerMappings(getHandlerMappings(bean));}return bean;}private <T extends RequestMappingInfoHandlerMapping> void customizeSpringfoxHandlerMappings(List<T> mappings) {List<T> copy = mappings.stream().filter(mapping -> mapping.getPatternParser() == null).collect(Collectors.toList());mappings.clear();mappings.addAll(copy);}@SuppressWarnings("unchecked")private List<RequestMappingInfoHandlerMapping> getHandlerMappings(Object bean) {try {Field field = ReflectionUtils.findField(bean.getClass(), "handlerMappings");field.setAccessible(true);return (List<RequestMappingInfoHandlerMapping>) field.get(bean);} catch (IllegalArgumentException | IllegalAccessException e) {throw new IllegalStateException(e);}}};}}