swagger ui add header request header parameter

@Configuration
@EnableSwagger2
public class SwaggerConfig {


    @Bean
    public Docket createRestApi() {
        ParameterBuilder aParameterBuilder = new ParameterBuilder();
        aParameterBuilder.name("X-Emp-Id").description("userId").modelRef(new ModelRef("int")).parameterType("header").required(true).build();
        ParameterBuilder aParameterBuilder1 = new ParameterBuilder();
        aParameterBuilder1.name("X-Emp-No").description("userCode").modelRef(new ModelRef("String")).parameterType("header").required(true).build();
        List<Parameter> aParameters = new ArrayList<Parameter>();
        aParameters.add(aParameterBuilder.build());
        aParameters.add(aParameterBuilder1.build());


        return new Docket(DocumentationType.SWAGGER_2)
                .groupName("com.xx.xx")
                .apiInfo(apiInfo())
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.xx.xx"))
                .paths(PathSelectors.any())
                .build()
                .useDefaultResponseMessages(false)
                .globalOperationParameters(aParameters);
    }

    private ApiInfo apiInfo() {

        return new ApiInfoBuilder()
                .title("xxx")
                .description("API文档")
                .termsOfServiceUrl("https://xx.com.cn")
                .version("1.0")
                .build();
    }
}