com.scalar.dl.ledger.crypto

Class DigitalSignatureSigner

java.lang.Object

com.scalar.dl.ledger.crypto.DigitalSignatureSigner

All Implemented Interfaces:

SignatureSigner

@Immutable
public class DigitalSignatureSigner
extends java.lang.Object
implements SignatureSigner

A signer for a byte array with a specified private key supplied in pem format.

Constructor Summary

Constructors

Constructor and Description
DigitalSignatureSigner(java.nio.file.Path privateKeyPath)
DigitalSignatureSigner(java.nio.file.Path privateKeyPath, java.lang.String algorithm)
DigitalSignatureSigner(java.lang.String privateKeyInPem)
DigitalSignatureSigner(java.lang.String privateKeyInPem, java.lang.String algorithm)

Method Summary

Modifier and Type	Method and Description
byte[]	sign(byte[] bytes) Signs the given byte array with a Signature.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DigitalSignatureSigner

public DigitalSignatureSigner(java.nio.file.Path privateKeyPath)

DigitalSignatureSigner

public DigitalSignatureSigner(java.nio.file.Path privateKeyPath,
                              java.lang.String algorithm)

DigitalSignatureSigner

public DigitalSignatureSigner(java.lang.String privateKeyInPem)

DigitalSignatureSigner

public DigitalSignatureSigner(java.lang.String privateKeyInPem,
                              java.lang.String algorithm)

Method Detail

sign

public byte[] sign(byte[] bytes)

Signs the given byte array with a Signature.

Specified by:

sign in interface SignatureSigner

Parameters:

bytes - the byte array to sign

Returns:

the signature bytes after signing

Throws:

SignatureException - if it fails to sign