content: /*
   * Copyright 2013-2023 the original author or authors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      https://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.alibaba.cloud.examples;
  
  import org.springframework.boot.SpringApplication;
  import org.springframework.boot.autoconfigure.SpringBootApplication;
  import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
  import org.springframework.cloud.loadbalancer.annotation.LoadBalancerClient;
  import org.springframework.cloud.loadbalancer.annotation.LoadBalancerClients;
  import org.springframework.cloud.openfeign.EnableFeignClients;
  import org.springframework.cloud.openfeign.FeignClient;
  import org.springframework.context.annotation.Bean;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.PostMapping;
  import org.springframework.web.bind.annotation.RequestParam;
  import org.springframework.web.client.RestTemplate;
  
  /**
   * @author xiaojing
   */
  @SpringBootApplication
  @EnableFeignClients
  @EnableDiscoveryClient(autoRegister = false)
  @LoadBalancerClients({
  		@LoadBalancerClient("storage-service"),
  		@LoadBalancerClient("order-service"),
  		@LoadBalancerClient("service-provider")
  })
  public class BusinessApplication {
  
  	public static void main(String[] args) {
  		SpringApplication.run(BusinessApplication.class, args);
  	}
  
  	@Bean
  	public RestTemplate restTemplate() {
  		return new RestTemplate();
  	}
  
  	@FeignClient("storage-service")
  	public interface StorageService {
  
  		@GetMapping(path = "/storage/{commodityCode}/{count}")
  		String storage(@PathVariable("commodityCode") String commodityCode,
  				@PathVariable("count") int count);
  
  	}
  
  	@FeignClient("order-service")
  	public interface OrderService {
  
  		@PostMapping(path = "/order")
  		String order(@RequestParam("userId") String userId,
  				@RequestParam("commodityCode") String commodityCode,
  				@RequestParam("orderCount") int orderCount);
  
  	}
  
  }
  