Examples with TransactionRecord com.hedera.hashgraph.sdk.TransactionRecord used on opensource projects

Example 6 with TransactionRecord

use of com.hedera.hashgraph.sdk.TransactionRecord in project hedera-sdk-java by hashgraph.

the class ScheduledTransactionMultiSigThresholdExample method main.

// public static void main(String[] args) throws PrecheckStatusException, IOException, TimeoutException, ReceiptStatusException {
public static void main(String[] args) throws PrecheckStatusException, TimeoutException, ReceiptStatusException {
    Client client = Client.forName(HEDERA_NETWORK);
    // Defaults the operator account ID and key such that all generated transactions will be paid for
    // by this account and be signed by this key
    client.setOperator(OPERATOR_ID, OPERATOR_KEY);
    // Generate four new Ed25519 private, public key pairs.
    PrivateKey[] privateKeys = new PrivateKey[4];
    PublicKey[] publicKeys = new PublicKey[4];
    for (int i = 0; i < 4; i++) {
        PrivateKey key = PrivateKey.generateED25519();
        privateKeys[i] = key;
        publicKeys[i] = key.getPublicKey();
        System.out.println("public key " + (i + 1) + ": " + publicKeys[i]);
        System.out.println("private key " + (i + 1) + ": " + privateKeys[i]);
    }
    // require 3 of the 4 keys we generated to sign on anything modifying this account
    KeyList transactionKey = KeyList.withThreshold(3);
    Collections.addAll(transactionKey, publicKeys);
    TransactionResponse transactionResponse = new AccountCreateTransaction().setKey(transactionKey).setInitialBalance(Hbar.fromTinybars(1)).setAccountMemo("3-of-4 multi-sig account").execute(client);
    // This will wait for the receipt to become available
    TransactionReceipt txAccountCreateReceipt = transactionResponse.getReceipt(client);
    AccountId multiSigAccountId = Objects.requireNonNull(txAccountCreateReceipt.accountId);
    System.out.println("3-of-4 multi-sig account ID: " + multiSigAccountId);
    AccountBalance balance = new AccountBalanceQuery().setAccountId(multiSigAccountId).execute(client);
    System.out.println("Balance of account " + multiSigAccountId + ": " + balance.hbars.toTinybars() + " tinybar.");
    // schedule crypto transfer from multi-sig account to operator account
    TransactionResponse transferToSchedule = new TransferTransaction().addHbarTransfer(multiSigAccountId, Hbar.fromTinybars(-1)).addHbarTransfer(Objects.requireNonNull(client.getOperatorAccountId()), Hbar.fromTinybars(1)).schedule().freezeWith(client).sign(// add 1 signature`
    privateKeys[0]).execute(client);
    TransactionReceipt txScheduleReceipt = transferToSchedule.getReceipt(client);
    System.out.println("Schedule status: " + txScheduleReceipt.status);
    ScheduleId scheduleId = Objects.requireNonNull(txScheduleReceipt.scheduleId);
    System.out.println("Schedule ID: " + scheduleId);
    TransactionId scheduledTxId = Objects.requireNonNull(txScheduleReceipt.scheduledTransactionId);
    System.out.println("Scheduled tx ID: " + scheduledTxId);
    // add 2 signature
    TransactionResponse txScheduleSign1 = new ScheduleSignTransaction().setScheduleId(scheduleId).freezeWith(client).sign(privateKeys[1]).execute(client);
    TransactionReceipt txScheduleSign1Receipt = txScheduleSign1.getReceipt(client);
    System.out.println("1. ScheduleSignTransaction status: " + txScheduleSign1Receipt.status);
    // add 3 signature
    TransactionResponse txScheduleSign2 = new ScheduleSignTransaction().setScheduleId(scheduleId).freezeWith(client).sign(privateKeys[2]).execute(client);
    TransactionReceipt txScheduleSign2Receipt = txScheduleSign2.getReceipt(client);
    System.out.println("2. ScheduleSignTransaction status: " + txScheduleSign2Receipt.status);
    // query schedule
    ScheduleInfo scheduleInfo = new ScheduleInfoQuery().setScheduleId(scheduleId).execute(client);
    System.out.println(scheduleInfo);
    // query triggered scheduled tx
    TransactionRecord recordScheduledTx = new TransactionRecordQuery().setTransactionId(scheduledTxId).execute(client);
    System.out.println(recordScheduledTx);
}