org.bcos.web3j.tx.ClientTransactionManager Maven / Gradle / Ivy
package org.bcos.web3j.tx;
import java.io.IOException;
import java.math.BigInteger;
import java.util.concurrent.ExecutionException;
import org.bcos.channel.client.TransactionSucCallback;
import org.bcos.web3j.protocol.Web3j;
import org.bcos.web3j.protocol.core.Request;
import org.bcos.web3j.protocol.core.methods.request.Transaction;
import org.bcos.web3j.protocol.core.methods.response.EthSendTransaction;
import org.bcos.web3j.protocol.exceptions.TransactionTimeoutException;
/**
* TransactionManager implementation for using an Ethereum node to transact.
*
* Note: accounts must be unlocked on the node for transactions to be successful.
*/
public class ClientTransactionManager extends TransactionManager {
private final Web3j web3j;
private final String fromAddress;
public ClientTransactionManager(
Web3j web3j, String fromAddress) {
super(web3j);
this.web3j = web3j;
this.fromAddress = fromAddress;
}
public ClientTransactionManager(
Web3j web3j, String fromAddress, int attempts, int sleepDuration) {
super(web3j, attempts, sleepDuration);
this.web3j = web3j;
this.fromAddress = fromAddress;
}
@Override
public EthSendTransaction sendTransaction(
BigInteger gasPrice, BigInteger gasLimit, String to,
String data, BigInteger value, BigInteger type, boolean isInitByName)
throws IOException {
Transaction transaction = new Transaction(
fromAddress, null, gasPrice, gasLimit, to, value, data, type, isInitByName);
return web3j.ethSendTransaction(transaction)
.send();
}
@Override
public EthSendTransaction sendTransaction(BigInteger gasPrice, BigInteger gasLimit, String to, String data, BigInteger value, BigInteger type, boolean isInitByName, TransactionSucCallback callback) throws IOException {
Transaction transaction = new Transaction(
fromAddress, null, gasPrice, gasLimit, to, value, data,type,isInitByName);
Request request = web3j.ethSendTransaction(transaction);
request.setNeedTransCallback(true);
request.setTransactionSucCallback(callback);
return request.send();
}
@Override
public String getFromAddress() {
return fromAddress;
}
}