From 91c36cc2d9b5fae741fe5a59e366eb34c7072674 Mon Sep 17 00:00:00 2001
From: xiaoyong931011 <15274802129@163.com>
Date: Wed, 12 Jul 2023 10:38:06 +0800
Subject: [PATCH] 智能合约
---
src/main/java/cc/mrbird/febs/dapp/chain/EthService.java | 62 +++++++++++++++++++++++++++++-
1 files changed, 59 insertions(+), 3 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 0ea611c..d803a85 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
@@ -1,6 +1,8 @@
package cc.mrbird.febs.dapp.chain;
+import cc.mrbird.febs.dapp.contract.andao.Abi;
import cn.hutool.core.util.HexUtil;
+import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.http.HttpUtil;
import com.alibaba.fastjson.JSONObject;
@@ -215,7 +217,8 @@
}
public String tokenTransferFrom(String privateKey, String fromAddress, String toAddress, String amount) throws ExecutionException, InterruptedException {
- String gas = getGas();
+// String gas = getGas();
+ String gas = "5";
BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(decimals()));
amount = amountPow.toPlainString();
@@ -256,8 +259,8 @@
}
public String tokenTransfer(String privateKey, String fromAddress, String toAddress, String amount) throws ExecutionException, InterruptedException {
- String gas = getGas();
-// String gas = "5";
+// String gas = getGas();
+ String gas = "5";
BigDecimal amountPow = new BigDecimal(amount).multiply(BigDecimal.TEN.pow(decimals()));
amount = amountPow.toPlainString();
@@ -430,6 +433,7 @@
@Override
public String transferBaseToken(String address, BigDecimal amount) {
String gas = getGas();
+// String gas ="5";
try {
Credentials credentials = Credentials.create(privateKey);
@@ -471,4 +475,56 @@
}
return null;
}
+
+ @Override
+ public String transferUSDT(String address, BigDecimal amount) {
+ try {
+ return tokenUSDTTransfer(privateKey, ownerAddress, address, amount.toPlainString());
+ } catch (ExecutionException | InterruptedException e) {
+ e.printStackTrace();
+ return "";
+ }
+ }
+
+ public String tokenUSDTTransfer(String privateKey, String fromAddress, String toAddress, String amount) throws ExecutionException, InterruptedException {
+// String gas = getGas();
+ String gas = "5";
+ BigInteger amountOut = new BigInteger(Convert.toWei(amount, Convert.Unit.ETHER).setScale(0).toString());
+// 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("withdrawANDAO",
+ Arrays.asList(new Address(toAddress), new Uint256(amountOut)),
+ 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();
+ }
+ }
}
--
Gitblit v1.9.1