Merge branch 'test_future_wangge' into test

CeDo

2021-06-07 f1afc9dd47bc8e9d4d2c86a5bbd099ee0d7824f2

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package com.springcloudme.servicetp;
 
import com.springcloudme.servicetp.UserClient;
import org.springframework.stereotype.Component;
 
@Component
public class UserClientFallback implements UserClient {
    @Override
    public String hi() {
        return "Oh! Error!!!";
    }
}