From 953f7999c90d5bfddba501d64f6f89bd6d95c427 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Mon, 06 Jun 2022 14:18:22 +0800
Subject: [PATCH] fix block listener
---
src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java | 16 +++++++++++-----
1 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java b/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
index b4cda76..641d88b 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
@@ -4,6 +4,7 @@
import cn.hutool.core.util.StrUtil;
import cn.hutool.http.HttpUtil;
import com.alibaba.fastjson.JSONObject;
+import io.reactivex.Flowable;
import lombok.extern.slf4j.Slf4j;
import org.springframework.data.repository.query.ParameterOutOfBoundsException;
import org.web3j.crypto.Credentials;
@@ -60,25 +61,30 @@
* @param startBlock 开始区块
*/
public static void contractEventListener(BigInteger startBlock, ContractEventService event, String type) {
+ contractEventListener(startBlock, null, event, type);
+ }
+
+ public static void contractEventListener(BigInteger startBlock, BigInteger endBlock, ContractEventService event, String type) {
ChainEnum chain = ChainEnum.getValueByName(type);
assert chain != null;
EthUsdtContract contract = contract(chain.getPrivateKey(), chain.getContractAddress(), chain.getUrl());
- EthFilter filter = getFilter(startBlock, chain.getContractAddress());
+ EthFilter filter = getFilter(startBlock, endBlock, chain.getContractAddress());
- contract.transferEventFlowable(filter).subscribe(e -> {
+ Flowable<EthUsdtContract.TransferEventResponse> eventFlowable = contract.transferEventFlowable(filter);
+ eventFlowable.subscribe(e -> {
event.compile(e);
}, error -> {
- log.error("--->", error);
+ log.error("合约监听启动报错", error);
});
}
+
private static EthUsdtContract contract(String privateKey, String contractAddress, String url) {
Credentials credentials = Credentials.create(privateKey);
return EthUsdtContract.load(contractAddress, Web3j.build(new HttpService(url)), credentials, new StaticGasProvider(BigInteger.valueOf(4500000L), BigInteger.valueOf(200000L)));
}
- // 18097238 18098663
private static EthFilter getFilter(BigInteger startBlock, String contractAddress) {
return getFilter(startBlock, null, contractAddress);
}
@@ -106,7 +112,7 @@
assert chain != null;
EthUsdtContract contract = contract(chain.getPrivateKey(), chain.getContractAddress(), chain.getUrl());
- EthFilter filter = getFilter(new BigInteger("18097238"), new BigInteger("18098663"), chain.getContractAddress());
+ EthFilter filter = getFilter(new BigInteger("18097238"), chain.getContractAddress());
contract.transferEventFlowable(filter).subscribe(e -> {
System.out.println(1);
--
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