<dependency>
      <groupId>io.springfox</groupId>
      <artifactId>springfox-swagger-ui</artifactId>
      <version>2.2.2</version>
    </dependency>

    <dependency>
      <groupId>io.springfox</groupId>
      <artifactId>springfox-swagger2</artifactId>
      <version>2.2.2</version>
</dependency>

Configuration
@EnableSwagger2
public class SwaggerConfig {
  @Bean
  public Docket createRestApi() {
    return new Docket(DocumentationType.SWAGGER_2)
        .apiInfo(apiInfo())
        .select()
        .apis(RequestHandlerSelectors.basePackage("com.nightowl"))
        .paths(PathSelectors.any())
        .build();
  }
  private ApiInfo apiInfo() {
    return new ApiInfoBuilder()
        .title("NightOwl RESTful APIs")
        .description("關注我 http://hwangfantasy.github.io/")
        .termsOfServiceUrl("http://hwangfantasy.github.io/")
        .contact("顏藝學長")
        .version("1.0")
        .build();
  }
}

Whitelabel Error Page

This application has no explicit mapping for /error, so you are seeing this as a fallback.

Thu Nov 24 19:57:13 CST 2016
There was an unexpected error (type=Not Found, status=404).
No message available

spring.resources.static-locations=classpath:/static/