Merge branch 'outcenter' of https://gitee.com/chonggaoxiao/new_excoin.git i...

xiaoyong931011

2020-12-02 c576b9f8f6a49a1efb27e5e7d1e09fc5f2336796

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package com.xcong.excoin.trade;
 
public enum ExchangeOrderDirection {
    BUY,SELL;
}