Springcloud-feign調用

Eureka

配置文件

###服務啓動端口號
server:
  port: 8100
###服務名稱(服務註冊到eureka名稱)
spring:
  application:
    name: app-itmayiedu-server
###服務註冊到eureka地址
eureka:
  client:
    service-url:
      defaultZone: http://localhost:8100/eureka


    ###由於該應用爲註冊中心，不會註冊本身
    register-with-eureka: true
    ###是否須要從eureka上獲取註冊信息
    fetch-registry: true

啓動類

@EnableEurekaServer
@SpringBootApplication
public class springcloudEureka {
    public static void main(String[] args) {
        SpringApplication.run(springcloudEureka.class,args);
    }
}

訂單

配置文件

###服務啓動端口號
server:
  port: 8001
###服務名稱(服務註冊到eureka名稱)
spring:
  application:
    name: app-itmayiedu-order
###服務註冊到eureka地址
eureka:
  client:
    service-url:
      defaultZone: http://localhost:8100/eureka


    ###由於該應用爲註冊中心，不會註冊本身
    register-with-eureka: true
    ###是否須要從eureka上獲取註冊信息
    fetch-registry: true

啓動類

@SpringBootApplication//啓動註解
@EnableEurekaClient//將服務註冊到註冊中心
@EnableFeignClients//Feign註解
public class start{
    public static void main(String[] args) {
        SpringApplication.run(controller.class,args);
    }

feign接口

@FeignClient(value = "app-itmayiedu-member")
public interface MemberController {

    @RequestMapping(value="/getMember",method= RequestMethod.POST)
    String getMember(@RequestParam("name")  String name);

會員

配置文件

###服務啓動端口號
server:
  port: 8080
###服務名稱(服務註冊到eureka名稱)
spring:
  application:
    name: app-itmayiedu-member
###服務註冊到eureka地址
eureka:
  client:
    service-url:
      defaultZone: http://localhost:8100/eureka


    ###由於該應用爲註冊中心，不會註冊本身
    register-with-eureka: true
    ###是否須要從eureka上獲取註冊信息
    fetch-registry: true

啓動類

@SpringBootApplication
@EnableEurekaClient
@EnableFeignClients
public class AppMember {
    public static void main(String[] args) {
        SpringApplication.run(AppMember.class, args);
    }
}

調用方法

@RestController
public class MemberController {

    @Value("${server.port}")
    private String serverPort;
    @RequestMapping(value="/getMember",method= RequestMethod.POST)
    public String getMember(@RequestParam("name") String name) {
        return "this is member，我是會員服務！端口號:" + serverPort+"名字"+name;
    }
}