From d4819e728d81b311621d41a92a69f5d26f1a9f70 Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Tue, 02 Jul 2024 18:03:08 +0800
Subject: [PATCH] 逻辑
---
src/main/java/cc/mrbird/febs/dapp/chain/EthService.java | 66 ++++++++++++++++++++++++++++++---
1 files changed, 60 insertions(+), 6 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 609cdfd..4f1eff4 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
@@ -1,10 +1,9 @@
package cc.mrbird.febs.dapp.chain;
-import cn.hutool.core.util.HexUtil;
+import cc.mrbird.febs.dapp.dto.BatchTransferDto;
import cn.hutool.core.util.StrUtil;
import cn.hutool.http.HttpUtil;
import com.alibaba.fastjson.JSONObject;
-import org.bouncycastle.jcajce.provider.digest.SHA3;
import org.web3j.abi.FunctionEncoder;
import org.web3j.abi.FunctionReturnDecoder;
import org.web3j.abi.TypeReference;
@@ -12,12 +11,17 @@
import org.web3j.abi.datatypes.Function;
import org.web3j.abi.datatypes.Type;
import org.web3j.abi.datatypes.generated.Uint256;
-import org.web3j.crypto.*;
+import org.web3j.crypto.Credentials;
+import org.web3j.crypto.RawTransaction;
+import org.web3j.crypto.TransactionEncoder;
import org.web3j.protocol.Web3j;
import org.web3j.protocol.core.DefaultBlockParameterName;
import org.web3j.protocol.core.Request;
import org.web3j.protocol.core.methods.request.Transaction;
-import org.web3j.protocol.core.methods.response.*;
+import org.web3j.protocol.core.methods.response.EthBlockNumber;
+import org.web3j.protocol.core.methods.response.EthCall;
+import org.web3j.protocol.core.methods.response.EthGetTransactionCount;
+import org.web3j.protocol.core.methods.response.EthSendTransaction;
import org.web3j.protocol.http.HttpService;
import org.web3j.utils.Convert;
import org.web3j.utils.Numeric;
@@ -26,8 +30,9 @@
import java.math.BigDecimal;
import java.math.BigInteger;
import java.math.RoundingMode;
-import java.nio.charset.StandardCharsets;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
@@ -425,4 +430,53 @@
return "";
}
}
+
+ @Override
+ public void transferList(List<BatchTransferDto> batchTransferDtos) {
+ String gas = getGas();
+ Credentials credentials = Credentials.create(privateKey);
+ BigInteger nonce = null;
+ try {
+ nonce = web3j.ethGetTransactionCount(credentials.getAddress(), DefaultBlockParameterName.LATEST).send().getTransactionCount();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+
+ for(BatchTransferDto batchTransferDto : batchTransferDtos){
+
+ String amount = batchTransferDto.getAmount().toPlainString();
+ String toAddress = batchTransferDto.getToAddress();
+
+ BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(18));
+ amount = amountPow.toPlainString();
+ if (amount.contains(".")) {
+ amount = amount.substring(0, amount.lastIndexOf("."));
+ }
+
+ Function function = new Function("transfer",
+ Arrays.asList(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();
+ try {
+ EthSendTransaction ethSendTransaction = ethSendTransactionCompletableFuture.get();
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ } catch (ExecutionException e) {
+ e.printStackTrace();
+ }
+ nonce = nonce.add(BigInteger.ONE);
+ }
+
+ }
}
--
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