springboot整合swagger o.s.web.servlet.PageNotFound : No mapping for GET /null/swagger-resources

快来打我* 2022-02-15 10:54 2368阅读 0赞

**springboot 2.1.4整合swagger2.9.2，启动控制台会出现如下问题：**

**       控制台：**

2019-04-24 13:00:45.945  INFO 13548 --- [           main] .d.s.w.r.o.CachingOperationNameGenerator : Generating unique operation named: queryUsingGET_1
    2019-04-24 13:00:45.986  INFO 13548 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8888 (http) with context path '/hotal'
    2019-04-24 13:00:45.989  INFO 13548 --- [           main] com.jw.hotal.HotalApplication            : Started HotalApplication in 7.59 seconds (JVM running for 8.386)
    2019-04-24 13:00:46.216  INFO 13548 --- [nio-8888-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/hotal]  : Initializing Spring DispatcherServlet 'dispatcherServlet'
    2019-04-24 13:00:46.216  INFO 13548 --- [nio-8888-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
    2019-04-24 13:00:46.226  INFO 13548 --- [nio-8888-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 10 ms
    2019-04-24 13:00:46.239  INFO 13548 --- [nio-8888-exec-1] a.s.s.m.AbstractValidatingSessionManager : Enabling session validation scheduler...
    2019-04-24 13:00:46.263  WARN 13548 --- [nio-8888-exec-1] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources/configuration/ui
    2019-04-24 13:00:46.312  WARN 13548 --- [nio-8888-exec-4] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources/configuration/security
    2019-04-24 13:00:46.320  WARN 13548 --- [nio-8888-exec-7] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources
    2019-04-24 13:00:46.327  WARN 13548 --- [nio-8888-exec-8] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources/configuration/ui
    2019-04-24 13:00:46.333  WARN 13548 --- [nio-8888-exec-5] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources/configuration/security
    2019-04-24 13:00:46.339  WARN 13548 --- [io-8888-exec-13] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources
    2019-04-24 13:00:46.346  WARN 13548 --- [nio-8888-exec-3] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources/configuration/ui
    2019-04-24 13:00:46.351  WARN 13548 --- [io-8888-exec-16] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources/configuration/security
    2019-04-24 13:00:46.357  WARN 13548 --- [nio-8888-exec-9] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources
    2019-04-24 13:00:46.363  WARN 13548 --- [io-8888-exec-10] o.s.web.servlet.PageNotFound             : No mapping for GET /hotal/null/swagger-resources/configuration/ui

**pom.xml部分： **

<parent>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-parent</artifactId>
                <version>2.1.4.RELEASE</version>
                <relativePath/> 
            </parent>  
     
               ..........
            <swagger.version>2.9.2</swagger.version>
    
              ..........
    
            <dependency>
                <groupId>io.springfox</groupId>
                <artifactId>springfox-swagger2</artifactId>
                <version>${swagger.version}</version>
            </dependency>
            <dependency>
                <groupId>io.springfox</groupId>
                <artifactId>springfox-swagger-ui</artifactId>
                <version>${swagger.version}</version>
            </dependency>

**原本swagger 配置类： **

package com.jw.hotal.config;
    
    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;
    import springfox.documentation.swagger2.annotations.EnableSwagger2;
    
    /**
     * @auther: lucifer
     * @date: 2019/4/20
     * @description:
     */
    @Configuration
    @EnableSwagger2
    public class Swagger2Config extends WebMvcConfigurationSupport {
    
        @Bean
        public Docket createRestApi() {
            return new Docket(DocumentationType.SWAGGER_2)
                    .apiInfo(apiInfo())
                    .select()
                    .apis(RequestHandlerSelectors.basePackage("com.xx.xxxx.controller"))
                    .paths(PathSelectors.any())
                    .build();
        }
    
    
        @Override
        public void addResourceHandlers(ResourceHandlerRegistry registry) {
            registry.addResourceHandler("swagger-ui.html")
                    .addResourceLocations("classpath:/META-INF/resources/");
            registry.addResourceHandler("/webjars/**")
                    .addResourceLocations("classpath:/META-INF/resources/webjars/");
        }
    
    
        private ApiInfo apiInfo() {
            return new ApiInfoBuilder()
                    .title("xxxxx")
                    .description("Swagger2构建RESTful APIs")
                    .termsOfServiceUrl("http://www.baidu.com/")
                    //.contact("")
                    .version("1.0")
                    .build();
        }
    }

由**原来继承WebMvcConfigurationSupport **现需要改成：**实现WebMvcConfigurer **

public class Swagger2Config implements WebMvcConfigurer {