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

Example 1 with FileInfo

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

the class FileAppendChunkedExample method main.

public static void main(String[] args) throws TimeoutException, PrecheckStatusException, 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);
    TransactionResponse transactionResponse = new FileCreateTransaction().setKeys(OPERATOR_KEY.getPublicKey()).setContents("Hello from Hedera.").setMaxTransactionFee(// 2 HBAR
    new Hbar(2)).execute(client);
    TransactionReceipt receipt = transactionResponse.getReceipt(client);
    FileId newFileId = Objects.requireNonNull(receipt.fileId);
    System.out.println("fileId: " + newFileId);
    StringBuilder contents = new StringBuilder();
    for (int i = 0; i <= 4096 * 9; i++) {
        contents.append("1");
    }
    TransactionReceipt fileAppendReceipt = new FileAppendTransaction().setNodeAccountIds(Collections.singletonList(transactionResponse.nodeId)).setFileId(newFileId).setContents(contents.toString()).setMaxChunks(40).setMaxTransactionFee(new Hbar(1000)).freezeWith(client).execute(client).getReceipt(client);
    System.out.println(fileAppendReceipt.toString());
    FileInfo info = new FileInfoQuery().setFileId(newFileId).execute(client);
    System.out.println("File size according to `FileInfoQuery`: " + info.size);
}