<dependency>
  <groupId>io.springfox</groupId>
  <artifactId>springfox-swagger2</artifactId>
  <version>${springfox.version}</version>
</dependency>
<dependency>
  <groupId>io.springfox</groupId>
  <artifactId>springfox-swagger-ui</artifactId>
  <version>${springfox.version}</version>
</dependency>

/**
 * Swagger配置
 */
@Configuration
@EnableSwagger2
public class SwaggerConfig {
    @Bean
    public Docket api() {
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo())
                .select()
                // 自行修改为自己的包路径
                .apis(RequestHandlerSelectors.basePackage("com.xx.xx.controller"))
                .paths(PathSelectors.any())
                .build()
                .globalOperationParameters(setHeaderToken());
    }

    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                .title("平台api文档")
                .description("restful 风格接口")
                //服务条款网址
                //.termsOfServiceUrl("http://www.hdvon.cn/")
                .version("1.0")
                //.contact(new Contact("xxx有限公司", "url", "email"))
                .build();
    }

    private List<Parameter> setHeaderToken() {
        ParameterBuilder tokenPar = new ParameterBuilder();
        List<Parameter> pars = new ArrayList<>();
        tokenPar.name("token").description("token令牌").modelRef(new ModelRef("string")).parameterType("header").required(false);
        pars.add(tokenPar.build());
        return pars;
    }

}

@Api(value="用户登录",description="用户登录")
@RestController
@RequestMapping("/")
public class LoginController {

    @ApiOperation(value = "登录并获取token", notes = "登录并获取token", httpMethod = "POST")
    @PostMapping(value = "login")
    public HttpResponse login(String username, String password, boolean force) {}