SmartContractWrapperManually.java

package net.cryptonomica.web3j;

import org.web3j.abi.FunctionEncoder;
import org.web3j.abi.TypeReference;
import org.web3j.abi.datatypes.Function;
import org.web3j.abi.datatypes.Type;
import org.web3j.abi.datatypes.Utf8String;
import org.web3j.abi.datatypes.generated.Uint256;
import org.web3j.protocol.core.methods.response.TransactionReceipt;
import org.web3j.protocol.exceptions.TransactionTimeoutException;
import org.web3j.tx.Contract;

import java.io.IOException;
import java.math.BigInteger;
import java.util.Arrays;
import java.util.Collections;
import java.util.concurrent.Future;

/**
 *
 */
public class SmartContractWrapperManually extends Contract {

    public Future<TransactionReceipt> uploadSignedString(Uint256 verificationId,
                                                         Utf8String signedString) {
        Function function = new Function(
                "uploadSignedString",
                Arrays.<Type>asList(
                        verificationId,
                        signedString
                ),
                Collections.<TypeReference<?>>emptyList());

        return executeTransactionAsync(function);
    }

    public TransactionReceipt uploadSignedStringPayable(Uint256 verificationId,
                                                        Utf8String signedString,
                                                        BigInteger weiValue)
            throws InterruptedException, TransactionTimeoutException, IOException {
        Function function = new Function(
                "uploadSignedString",
                Arrays.<Type>asList(
                        verificationId,
                        signedString
                ),
                Collections.<TypeReference<?>>emptyList());

        return executeTransaction(FunctionEncoder.encode(function), weiValue);
    }

}