java swagger ui 添加header请求头参数的方法

package cn.ce.platform_service.interceptors;
 
import java.util.ArrayList;
import java.util.List;
 
import org.springframework.context.annotation.Bean;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Parameter;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
 
/**
* @Description : swagger配置配置
* @Author : Mars
* @Date : 2017年9月6日
*/
@WebAppConfiguration
@EnableSwagger2
@EnableWebMvc
//@ComponentScan(basePackageClasses = {ApisController.class }) //Instructs spring where to scan for API controllers
public class SwaggerConfig {
	
  /**
   * Every Docket bean is picked up by the swagger-mvc framework - allowing for multiple
   * swagger groups i.e. same code base multiple swagger resource listings.
   */
  @Bean
  public Docket customDocket(){
  	ParameterBuilder ticketPar = new ParameterBuilder();
    List<Parameter> pars = new ArrayList<Parameter>(); 
  	ticketPar.name("ticket").description("user ticket")
  	.modelRef(new ModelRef("string")).parameterType("header") 
  	.required(false).build(); //header中的ticket参数非必填，传空也可以
  	pars.add(ticketPar.build());  //根据每个方法名也知道当前方法在设置什么参数
 
    return new Docket(DocumentationType.SWAGGER_2)
    		.select()
    		.apis(RequestHandlerSelectors.any()) 
        .build() 
        .globalOperationParameters(pars) 
        .apiInfo(apiInfo());
  }
  
  ApiInfo apiInfo() { 
  	return new ApiInfoBuilder() 
      .title("api swagger document") 
      .description("前后端联调swagger api 文档") 
      .version("2.1.5.5") 
      .build();
  } 
}