From c11b6735d77afb314998931d0a58dc1413486f97 Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Thu, 09 May 2024 11:15:13 +0800
Subject: [PATCH] 合约监听
---
src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java | 48 +++++++++++++++++++++---
src/main/java/cc/mrbird/febs/dapp/chain/EthUsdtContract.java | 18 ---------
2 files changed, 42 insertions(+), 24 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 feb5c99..9c1d420 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
@@ -1,11 +1,17 @@
package cc.mrbird.febs.dapp.chain;
import cc.mrbird.febs.common.exception.FebsException;
+import cn.hutool.core.lang.func.Func1;
import cn.hutool.core.util.StrUtil;
import cn.hutool.http.HttpUtil;
import com.alibaba.fastjson.JSONObject;
import io.reactivex.Flowable;
+import io.reactivex.Observable;
+import io.reactivex.disposables.Disposable;
+import io.reactivex.functions.Function;
+import io.reactivex.schedulers.Schedulers;
import lombok.extern.slf4j.Slf4j;
+import org.reactivestreams.Publisher;
import org.springframework.data.repository.query.ParameterOutOfBoundsException;
import org.web3j.crypto.Credentials;
import org.web3j.protocol.Web3j;
@@ -17,12 +23,15 @@
import org.web3j.protocol.http.HttpService;
import org.web3j.tx.gas.StaticGasProvider;
+import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.rmi.activation.UnknownObjectException;
+import java.time.Duration;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
+import java.util.concurrent.TimeUnit;
/**
* @author
@@ -79,6 +88,21 @@
});
}
+// public static void coinRewardEventListener(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, endBlock, chain.getContractAddress());
+//
+// Flowable<EthUsdtContract.CoinRewardEventResponse> eventFlowable = contract.coinRewardEventFlowable(filter);
+// eventFlowable.subscribe(e -> {
+// event.coinReward(e);
+// }, error -> {
+// log.error("合约监听启动报错", error);
+// });
+// }
+
public static void coinRewardEventListener(BigInteger startBlock, BigInteger endBlock, ContractEventService event, String type) {
ChainEnum chain = ChainEnum.getValueByName(type);
assert chain != null;
@@ -86,12 +110,24 @@
EthUsdtContract contract = contract(chain.getPrivateKey(), chain.getContractAddress(), chain.getUrl());
EthFilter filter = getFilter(startBlock, endBlock, chain.getContractAddress());
- Flowable<EthUsdtContract.CoinRewardEventResponse> eventFlowable = contract.coinRewardEventFlowable(filter);
- eventFlowable.subscribe(e -> {
- event.coinReward(e);
- }, error -> {
- log.error("合约监听启动报错", error);
- });
+ Flowable<EthUsdtContract.CoinRewardEventResponse> eventFlowable = contract.coinRewardEventFlowable(filter)
+ .doOnError(throwable ->
+ log.error("合约事件监听发生错误: " + throwable.getMessage(), throwable)) // 更具体的错误日志记录
+ .subscribeOn(Schedulers.io()); // 指定subscribe操作在IO线程中执行，避免阻塞主线程
+
+ eventFlowable.subscribe(
+ e -> {
+ try {
+ event.coinReward(e); // 处理事件
+ } catch (Exception ex) {
+ // 处理事件时可能出现的异常
+ log.error("处理合约事件时出错", ex);
+ }
+ },
+ Throwable::printStackTrace, // 打印错误堆栈，或者可以替换为更具体的错误处理逻辑
+ () -> log.info("合约事件监听已完成") // 在Flowable完成时执行的逻辑，如记录日志等
+ );
+
}
diff --git a/src/main/java/cc/mrbird/febs/dapp/chain/EthUsdtContract.java b/src/main/java/cc/mrbird/febs/dapp/chain/EthUsdtContract.java
index 74a8cdd..a32c340 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/EthUsdtContract.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/EthUsdtContract.java
@@ -386,24 +386,6 @@
return web3j.ethLogFlowable(filter).map(new Function<Log, CoinRewardEventResponse>() {
@Override
public CoinRewardEventResponse apply(Log log) {
-// final List<String> topics = log.getTopics();
-// String encodedEventSignature = EventEncoder.encode(COINREWARD_EVENT);
-// if (topics == null || topics.size() == 0 || !topics.get(0).equals(encodedEventSignature)) {
-// return null;
-// }
-//
-// List<Type> indexedValues = new ArrayList<>();
-// List<Type> nonIndexedValues =
-// FunctionReturnDecoder.decode(log.getData(), COINREWARD_EVENT.getNonIndexedParameters());
-//
-// List<TypeReference<Type>> indexedParameters = COINREWARD_EVENT.getIndexedParameters();
-// for (int i = 0; i < indexedParameters.size(); i++) {
-// Type value =
-// FunctionReturnDecoder.decodeIndexedValue(
-// topics.get(i + 1), indexedParameters.get(i));
-// indexedValues.add(value);
-// }
-// final EventValues eventValues = new EventValues(indexedValues, nonIndexedValues);
EventValuesWithLog eventValues = extractEventParametersWithLog(COINREWARD_EVENT, log);
CoinRewardEventResponse typedResponse = new CoinRewardEventResponse();
if(eventValues!=null){
--
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