@Slf4j
@Service
public class MemberServiceFallbackImpl implements MemberService {

    @Override
    public MemberVO findMemberByMembername(String username) {
//        log.error("调用{}异常:{}", "findMemberByMembername", username);
        MemberVO memberVO = new MemberVO();
        memberVO.setMemberId(5L);
        memberVO.setMembername("xialaokou");
        memberVO.setPassword("<PASSWORD>");