20210318 活动信息注册时，初始化

xiaoyong931011

2021-03-19 78fa19c20b7fad2cd91cd988def0873f5c3c9296

 src/main/java/com/xcong/excoin/utils/CoinTypeConvert.java

@@ -47,4 +47,12 @@
                return null;
        }
    }

    public static String convertContractTypeToCoin(String symbol) {
        if (symbol.indexOf("/") > 0) {
            return symbol.substring(0, symbol.indexOf("/"));
        } else {
            return null;
        }
    }
}