fix

Helius

2022-08-30 cc856f132f5f96af0ad9e0bbda56f20877b1b655

 src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java

@@ -21,11 +21,16 @@
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.HashMap;
@@ -88,6 +93,28 @@
        });
    }

    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 -> {
                System.out.println(111);
            });
        } catch (Exception e) {
            e.printStackTrace();
        }

    }


    private static EthUsdtContract contract(String privateKey, String contractAddress, String url) {
        Credentials credentials = Credentials.create(privateKey);