org.dihedron.crypto.operations.sign

Class SignerFactory

java.lang.Object

org.dihedron.crypto.operations.sign.SignerFactory

@License
public class SignerFactory
extends Object

Factory class for signers; depending on the requested signature format, it will create the appropriate signer.

Author:

Andrea Funto'

Constructor Summary

Constructors

Constructor and Description
SignerFactory()

Method Summary

Methods

Modifier and Type	Method and Description
static Signer	makeSigner(EnvelopeFormat format, String alias, KeyRing keyring, Provider provider, SignatureAlgorithm algorithm) Creates a signer of the given type, initialising it with the given algorithm information and the given key store to access the private key.

Methods inherited from class java.lang.Object

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

Constructor Detail

SignerFactory

public SignerFactory()

Method Detail

makeSigner

public static Signer makeSigner(EnvelopeFormat format,
                String alias,
                KeyRing keyring,
                Provider provider,
                SignatureAlgorithm algorithm)
                         throws CryptoException,
                                CertificateEncodingException,
                                CertificateNotYetValidException,
                                KeyStoreException,
                                CertificateExpiredException

Creates a signer of the given type, initialising it with the given algorithm information and the given key store to access the private key.

Parameters:

format - the type of signer to instantiate (the signature format).

alias - the alias of the certificate to be used for signing.

keyring - the key store containing the private key.

provider - the security provider backing up the key store.

algorithm - the algorithm to be used for signing.

Returns:

A Signer object.

Throws:

CryptoException

KeyStoreException

CertificateNotYetValidException

CertificateEncodingException

CertificateExpiredException