1.Knife4j概述

        Knife4j是一款基于Swagger UI的增强插件，它可以为Spring Boot项目生成美观且易于使用的API文档界面。它是Swagger UI的增强版，提供了更多的功能和定制选项，使API文档更加易读和易于理解。

2.Knife4j使用

Knife4j · 集Swagger2及OpenAPI3为一体的增强解决方案. | Knife4jhttps://doc.xiaominfo.com/

2.1 导入依赖

<dependency>
    <groupId>com.github.xiaoymin</groupId>
    <artifactId>knife4j-openapi2-spring-boot-starter</artifactId>
    <version>4.0.0</version>
</dependency>

2.2 配置配置类

import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;

/**
 * 配置类
 */
@Configuration
@Slf4j
public class WebMvcConfiguration extends WebMvcConfigurationSupport {
    /**
     * 通过knife4j生成接口文档
     */
    @Bean
    public Docket docket() {
        ApiInfo apiInfo = new ApiInfoBuilder()
                .title("外卖项目接口文档")
                .version("2.0")
                .description("外卖项目接口文档")
                .build();
        Docket docket = new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo)
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.sky.controller"))
                .paths(PathSelectors.any())
                .build();
        return docket;
    }
    /**
     * 设置静态资源映射
     */
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.debug("开始设置静态资源映射");
        registry.addResourceHandler("/doc.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
    }
}