From ac397945cddd60cdc1c95d79c17bfca074e5687e Mon Sep 17 00:00:00 2001
From: xiaoyong931011 <15274802129@163.com>
Date: Thu, 27 Oct 2022 11:03:37 +0800
Subject: [PATCH] 20221021
---
src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 51 insertions(+), 0 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 7500e8f..275b98c 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java
@@ -13,6 +13,11 @@
import okhttp3.Response;
import org.springframework.data.repository.query.ParameterOutOfBoundsException;
import org.springframework.util.Base64Utils;
+import org.web3j.abi.FunctionReturnDecoder;
+import org.web3j.abi.TypeReference;
+import org.web3j.abi.datatypes.Address;
+import org.web3j.abi.datatypes.Type;
+import org.web3j.abi.datatypes.generated.Uint256;
import org.web3j.crypto.Credentials;
import org.web3j.protocol.Web3j;
import org.web3j.protocol.core.DefaultBlockParameter;
@@ -21,13 +26,19 @@
import org.web3j.protocol.core.methods.request.EthFilter;
import org.web3j.protocol.core.methods.response.TransactionReceipt;
import org.web3j.protocol.http.HttpService;
+import org.web3j.protocol.websocket.WebSocketClient;
+import org.web3j.protocol.websocket.WebSocketService;
import org.web3j.tx.gas.StaticGasProvider;
import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;
+import java.net.ConnectException;
+import java.net.URI;
+import java.net.URISyntaxException;
import java.nio.charset.StandardCharsets;
import java.rmi.activation.UnknownObjectException;
+import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@@ -88,6 +99,46 @@
});
}
+ public static void wssContractEventListener(BigInteger startBlock, ContractEventService event, String type) {
+ WebSocketService ws =null;
+ WebSocketClient webSocketClient=null;
+ Web3j web3j = null;
+
+ try {
+ webSocketClient=new WebSocketClient(new URI("wss://bsc-mainnet.blockvision.org/v1/2Dz4hDxe5vNtQxWkLXNwnzDePKp"));
+ ws = new WebSocketService(webSocketClient, false);
+ ws.connect();
+ web3j = Web3j.build(ws);
+ ChainEnum chain = ChainEnum.getValueByName(type);
+ assert chain != null;
+ EthFilter filter = getFilter(startBlock, null, chain.getContractAddress());
+ web3j.ethLogFlowable(filter).subscribe(log -> {
+// List<TypeReference<Type>> arr = new ArrayList<>();
+//
+// List<TypeReference<Type>> indexedParameters = event.getIndexedParameters();
+//
+// for(int i = 0; i < indexedParameters.size(); ++i) {
+// Type value = FunctionReturnDecoder.decodeIndexedValue((String)topics.get(i + 1), (TypeReference)indexedParameters.get(i));
+// indexedValues.add(value);
+// }
+
+ List outputParameters1 = new ArrayList<TypeReference<Type>>();
+ outputParameters1.add(new TypeReference<Uint256>() {});
+
+ List outputParameters = new ArrayList<TypeReference<Type>>();
+ outputParameters.add(new TypeReference<Address>() {});
+ List decode = FunctionReturnDecoder.decode(log.getTopics().get(0), outputParameters);
+ List decode1 = FunctionReturnDecoder.decode(log.getTopics().get(1), outputParameters);
+ List decode2 = FunctionReturnDecoder.decode(log.getTopics().get(2), outputParameters);
+ List decode3 = FunctionReturnDecoder.decode(log.getData(), outputParameters1);
+ System.out.println(111);
+ });
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ }
+
private static EthUsdtContract contract(String privateKey, String contractAddress, String url) {
Credentials credentials = Credentials.create(privateKey);
--
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