Merge branch 'whole_new_trc20' into data_reform

Helius

2021-02-24 094de2df61a1585f475b1afa4a68cf9fcc371629

 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;
        }
    }
}