不显示接口 No operations defined in spec!
package com.yang.demo.config.Swagger;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
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.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
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 springfox.documentation.spring.web.plugins.WebFluxRequestHandlerProvider;
import springfox.documentation.spring.web.plugins.WebMvcRequestHandlerProvider;
import java.lang.reflect.Field;
import java.util.List;
import java.util.stream.Collectors;
@Configuration
public class SwaggerConfig {
/**
* 创建API
*/
@Bean
public Docket createRestApi() {
return new Docket(DocumentationType.OAS_30)
// 是否启用swagger
.enable(true)
//用来创建该API的基本信息，展示在文档的页面中（自定义展示的信息）
.apiInfo(apiInfo())
// 设置哪些接口暴露给Swagger展示
.select()
.apis(RequestHandlerSelectors.basePackage(""))
// .apis(())
// 监听所有接口
// .apis(())
.paths(path -> path.startsWith("/api"))
.build();
}
/**
* 添加摘要信息
*/
public ApiInfo apiInfo() {
return new ApiInfoBuilder()
// 设置标题
.title("秒杀系统_Swagger3接口文档")
// 描述
.description("自测")
.contact(new Contact("yangjz", null, null))
// 作者信息
.version("v1.0")
// 版本
.build();
}
// 解决空指针异常
@Bean
public static BeanPostProcessor springfoxHandlerProviderBeanPostProcessor() {
return new BeanPostProcessor() {
@Override
public 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);
}
}
};
}
}