com.concordium.sdk.transactions

Interface TransactionSigner

All Known Implementing Classes:

TransactionSignerImpl

public interface TransactionSigner

Method Summary

Modifier and Type	Method and Description
static TransactionSignerImpl	from(File walletExport) Creates a new TransactionSignerImpl from File containing exported wallet
static TransactionSignerImpl	from(SignerEntry... entries) Creates a new TransactionSignerImpl given the provided SignerEntrys
boolean	isEmpty()
TransactionSigner	put(Index credentialIndex, Index keyIndex, Signer signer)
TransactionSignature	sign(byte[] message) Signs the input `message`.
int	size()

Method Detail

put

TransactionSigner put(Index credentialIndex,
                      Index keyIndex,
                      Signer signer)

sign

TransactionSignature sign(byte[] message)

Signs the input `message`.

Parameters:

message - Input message byte array.

Returns:

TransactionSignature

Throws:

ED25519Exception - If the Signing fails.

size

int size()

isEmpty

boolean isEmpty()

from

static TransactionSignerImpl from(SignerEntry... entries)

Creates a new TransactionSignerImpl given the provided SignerEntrys

Parameters:

entries - The SignerEntries which should be used for signing the transaction.

Returns:

the TransactionSignerImpl with the populated SignerEntry

from

static TransactionSignerImpl from(File walletExport)
                           throws IOException

Creates a new TransactionSignerImpl from File containing exported wallet

Parameters:

walletExport - The File containing an exported wallet

Returns:

the TransactionSignerImpl populated with keys from the exported wallet

Throws:

IOException - if provided File does not contain exported wallet