使用Spring Cloud Feign远程调用的方法示例

/**
 * 专家学者注册
 * 
 * @param username
 * @param password
 * @return
 */
 @ApiOperation(value = "专家学者注册")
 @RequestMapping(value = "/registExpert", method = RequestMethod.POST)
 public long registExpert(@RequestParam("username") String username, @RequestParam("password") String password) {
 User user = new User();
 user.setUsername(username);
 user.setPassword(password);
 userService.insertSelective(user);
 long userId = user.getUserId();
 return userId;
 }

package com.lgsc.cjbd.expert.remote.client;
 
import org.springframework.cloud.netflix.feign.FeignClient;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
 
import com.lgsc.cjbd.vo.Response;
 
@FeignClient(name = "cjbd-user", fallback = UserClientFallback.class)
public interface UserClient {
 
 /**
 * 注册专家学者
 */
 @RequestMapping(value = "/user/user/registExpert", method = RequestMethod.POST)
 long registExpert(@RequestParam("username") String username, @RequestParam("password") String password);
}

package com.lgsc.cjbd.expert.remote.client;
 
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.stereotype.Component;
 
import com.lgsc.cjbd.vo.Response;
 
/**
 * 失败回调
 * 
 * @author yeqj
 */
@Component
public class UserClientFallback implements UserClient {
 private static Logger log = LogManager.getLogger(UserClientFallback.class);
 
 @Override
 public long registExpert(String username, String password, String realName) {
 log.error("远程调用失败，注册专家学者失败，参数：[username=" + username + ",password=" + password + "]");
 return 0;
 }
}

userClient.registExpert(username, password);