Merge branch 'fish' of http://120.27.238.55:7000/r/exchange into fish

xiaoyong931011

2021-11-24 62d7a119eff0f11e4cf3f98249e1b8d978507944

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