From 0a32a50a7d35a7865e70623bde75f7579585f515 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Sun, 24 Apr 2022 16:30:58 +0800
Subject: [PATCH] fix
---
src/main/java/cc/mrbird/febs/dapp/chain/EthService.java | 33 ++++++++++++++++++++++++++++++++-
1 files changed, 32 insertions(+), 1 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
index 45f7e92..75556ac 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
@@ -91,8 +91,39 @@
}
@Override
+ public int decimals() {
+ try {
+ String methodName = "decimals";
+ List<Type> inputParameters = new ArrayList<>();
+ List<TypeReference<?>> outputParameters = new ArrayList<>();
+ TypeReference<Uint256> typeReference = new TypeReference<Uint256>() {
+ };
+ outputParameters.add(typeReference);
+ Function function = new Function(methodName, inputParameters, outputParameters);
+ String data = FunctionEncoder.encode(function);
+ Transaction transaction = Transaction.createEthCallTransaction(null, contractAddress, data);
+
+ EthCall ethCall;
+ BigInteger decimals = BigInteger.ZERO;
+ try {
+ ethCall = web3j.ethCall(transaction, DefaultBlockParameterName.LATEST).send();
+ List<Type> results = FunctionReturnDecoder.decode(ethCall.getValue(), function.getOutputParameters());
+ decimals = (BigInteger) results.get(0).getValue();
+ return decimals.intValue();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ return 0;
+ }
+
+ @Override
public BigDecimal balanceOf(String fromAddress) {
- int decimal = 6;
+ int decimal = decimals();
BigInteger balanceValue = balanceOfUnDecimal(fromAddress);
double res = new BigDecimal(balanceValue).divide(BigDecimal.valueOf(Math.pow(10, decimal)), 8, RoundingMode.HALF_DOWN).doubleValue();
--
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