pom文件
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-boot-starter</artifactId>
<version>3.0.0</version>
</dependency>
<dependency>
<groupId>com.github.xiaoymin</groupId>
<artifactId>knife4j-spring-boot-starter</artifactId>
<version>3.0.3</version>
</dependency>
application.yml
# 启动报错需要修改以下mvc配置 Failed to start bean 'documentationPluginsBootstrapper'
# Springfox使用的路径匹配是基于AntPathMatcher的,而Spring Boot 2.6.X使用的PathPatternMatcher。
spring:
mvc:
pathmatch:
matching-strategy: ant_path_matcher
swagger:
# 是否开启swagger
enabled: true
# 请求前缀
pathMapping: /
knife4j:
enable: true
basic:
#设置密码
enable: true
username: admin
password: admin
setting:
language: zh-CN
SwaggerConfig.java
@Configuration
@EnableKnife4j
@EnableOpenApi
public class SwaggerConfig {
/**
* 是否开启swagger
*/
@Value("${swagger.enabled}")
private boolean enabled;
/**
* 设置请求的统一前缀
*/
@Value("${swagger.pathMapping}")
private String pathMapping;
@Bean
public Docket docket() {
return new Docket(DocumentationType.OAS_30)
.apiInfo(apiInfo())
.enable(enabled)
.select()
.apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
.paths(PathSelectors.any())
.build()
.pathMapping(pathMapping);
}
private ApiInfo apiInfo() {
return new ApiInfoBuilder().title("标题").description("简介")
.termsOfServiceUrl("http://localhost:8080/").version("0.0.1")
.contact(new Contact("作者姓名", "", "邮箱")).build();
}
}
添加 BeanPostProcessorConfig.java
参考:https://github.com/springfox/springfox/issues/3462
参考:https://blog.csdn.net/quanzhan_King/article/details/131409106
import lombok.extern.slf4j.Slf4j;
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.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;
@Slf4j
@Configuration
public class BeanPostProcessorConfig {
@Bean
public 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);
}
}
};
}
}
页面访问
- 访问swagger-ui页面:http://localhost:8080/your-context-path/swagger-ui/index.html
- 访问knife4j-ui页面:http://localhost:8080your-context-path/doc.html
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