From 78b1f1538e691c923a1c51aac3e373cadf474b8a Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Tue, 14 Jun 2022 14:39:50 +0800
Subject: [PATCH] fix
---
src/main/java/cc/mrbird/febs/dapp/chain/EthService.java | 125 +++++++++++++++++++++++++++++++++++------
1 files changed, 105 insertions(+), 20 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 c3ef26a..66f037d 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
@@ -27,10 +27,7 @@
import java.math.BigInteger;
import java.math.RoundingMode;
import java.nio.charset.StandardCharsets;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
@@ -59,22 +56,23 @@
public static void main(String[] args) throws IOException {
HttpService service = new HttpService("https://bsc-dataseed1.ninicoin.io");
Web3j web3j = Web3j.build(service);
-// Request<?, EthBlockNumber> request = web3j.ethBlockNumber();
-// EthBlockNumber send = request.send();
-// BigInteger bigInteger = Numeric.decodeQuantity(send.getResult());
-// System.out.println("0x113d6d0");
+ long start = System.currentTimeMillis();
+ Request<?, EthBlockNumber> request = web3j.ethBlockNumber();
+ EthBlockNumber send = request.send();
+ BigInteger bigInteger = Numeric.decodeQuantity(send.getResult());
+ long end = System.currentTimeMillis();
+ System.out.println(end - start);
- String s1 = Hash.sha3("0xf6b06a30196aa5e318232a3b61319eab0fd4a3bf_llE4");
+// String address = "0x971c09aa9735eb98459b17ec8b48932d24cbb931";
+// String nonce = "0x1d5f7444107bc02e980deda39d0fce21b06c9da4233a19cb11124cb5bfefc9ec";
+// String sign = "0x8f92cee24906122e26c3cc6cbd72f851cfe2c9574aa03bf3371e5d506fbec68b2ad22bbbc19b00ed21d26ab5a6871507831e2c902d8ed8c33301addc2b57a7731b";
+//
+// String result = address + ":" + nonce + ":" + sign;
+// System.out.println(Hash.sha3(result));
- System.out.println(s1);
- String str = "0xc2cd497cbbbc8bd0eb00a1b7340af86eb8f40f4fd1ee8f8660831d3841cb84be306dd15ceda42acf5d1f1add31793f17d2123c8e321f855dc41e6f44318841e71b_" + s1;
-// Web3Sha3 send = web3j.web3Sha3("0x0d694bf4095e1dd854f7ba365db340308c4b4e5c990df0cd2e91465dd080935b").send();
- String s = Hash.sha3(str);
- // 0x515415edb1d3ae67a97f995b71bd09feaed27319722e55c4817f88273679a9e2
- // 0x64296f548bf487d8e1fa8548572d316ffab08f92fe7d4438e747e9948778f802
- // 0xb3b7c4bb00a80a646ecb803139a4e81eb5857dad30b299520fbd30f6eeeafd81
- System.out.println(s);
+// Web3Sha3 send = web3j.web3Sha3(result).send();
+// System.out.println(1);
}
@Override
@@ -209,7 +207,7 @@
@Override
public String transfer(String address, BigDecimal amount) {
try {
- return tokenTransferFrom(privateKey, address, ownerAddress, amount.toPlainString());
+ return tokenTransfer(privateKey, ownerAddress, address, amount.toPlainString());
} catch (ExecutionException | InterruptedException e) {
e.printStackTrace();
return "";
@@ -219,7 +217,7 @@
public String tokenTransferFrom(String privateKey, String fromAddress, String toAddress, String amount) throws ExecutionException, InterruptedException {
String gas = getGas();
- BigDecimal amountPow = new BigDecimal(amount).multiply(new BigDecimal("1000000"));
+ BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(decimals()));
amount = amountPow.toPlainString();
if (amount.contains(".")) {
amount = amount.substring(0, amount.lastIndexOf("."));
@@ -228,12 +226,53 @@
Credentials credentials = Credentials.create(privateKey);
EthGetTransactionCount ethGetTransactionCount = web3j
- .ethGetTransactionCount(toAddress, DefaultBlockParameterName.LATEST).sendAsync().get();
+ .ethGetTransactionCount(fromAddress, DefaultBlockParameterName.LATEST).sendAsync().get();
BigInteger nonce = ethGetTransactionCount.getTransactionCount();
Function function = new Function("transferFrom",
Arrays.asList(new Address(fromAddress), new Address(toAddress), new Uint256(new BigInteger(amount))),
+ Arrays.asList(new TypeReference<Type>() {
+ }));
+
+ String encodedFunction = FunctionEncoder.encode(function);
+
+ RawTransaction rawTransaction = RawTransaction.createTransaction(nonce,
+ Convert.toWei(gas, Convert.Unit.GWEI).toBigInteger(),// 给矿工开的转账单价 单价越高越快
+ Convert.toWei("100000", Convert.Unit.WEI).toBigInteger(), contractAddress, encodedFunction);//里程上限
+
+ byte[] signedMessage = TransactionEncoder.signMessage(rawTransaction, credentials);
+ String hexValue = Numeric.toHexString(signedMessage);
+
+ CompletableFuture<EthSendTransaction> ethSendTransactionCompletableFuture = web3j.ethSendRawTransaction(hexValue).sendAsync();
+ EthSendTransaction ethSendTransaction = ethSendTransactionCompletableFuture.get();
+
+
+ if (ethSendTransaction.hasError()) {
+ return "";
+ } else {
+ return ethSendTransaction.getTransactionHash();
+ }
+ }
+
+ public String tokenTransfer(String privateKey, String fromAddress, String toAddress, String amount) throws ExecutionException, InterruptedException {
+ String gas = getGas();
+
+ BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(decimals()));
+ amount = amountPow.toPlainString();
+ if (amount.contains(".")) {
+ amount = amount.substring(0, amount.lastIndexOf("."));
+ }
+
+ Credentials credentials = Credentials.create(privateKey);
+
+ EthGetTransactionCount ethGetTransactionCount = web3j
+ .ethGetTransactionCount(fromAddress, DefaultBlockParameterName.LATEST).sendAsync().get();
+
+ BigInteger nonce = ethGetTransactionCount.getTransactionCount();
+
+ Function function = new Function("transfer",
+ Arrays.asList(new Address(toAddress), new Uint256(new BigInteger(amount))),
Arrays.asList(new TypeReference<Type>() {
}));
@@ -275,4 +314,50 @@
JSONObject result = JSONObject.parseObject(jsonObject.getString("d"));
return result.getIntValue("recordsTotal");
}
+
+ @Override
+ public BigInteger blockNumber() {
+ Request<?, EthBlockNumber> request = web3j.ethBlockNumber();
+ EthBlockNumber send = null;
+ try {
+ send = request.send();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+ if (send != null) {
+ return Numeric.decodeQuantity(send.getResult());
+ } else {
+ throw new NullPointerException();
+ }
+ }
+
+ @Override
+ public BigInteger totalSupply() {
+ try {
+ String methodName = "totalSupply";
+ 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 totalSupply = BigInteger.ZERO;
+ try {
+ ethCall = web3j.ethCall(transaction, DefaultBlockParameterName.LATEST).send();
+ List<Type> results = FunctionReturnDecoder.decode(ethCall.getValue(), function.getOutputParameters());
+ totalSupply = (BigInteger) results.get(0).getValue();
+ return totalSupply.divide(BigInteger.TEN.pow(decimals()));
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ return BigInteger.ZERO;
+ }
}
--
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