iaik.xml.crypto.alg.signature

Class ProxySignature

java.lang.Object

java.security.SignatureSpi

iaik.xml.crypto.alg.signature.ProxySignature

Direct Known Subclasses:

DSASHA1ProxySignature, ECDSAProxySignature, MD2withRSAandMGF1ProxySignature, MD5withRSAandMGF1ProxySignature, RIPEMD128withRSAandMGF1ProxySignature, RIPEMD160withRSAandMGF1ProxySignature, RSAMD5ProxySignature, RSARipeMD160ProxySignature, RSASHA1ProxySignature, RSASHA224ProxySignature, RSASHA256ProxySignature, RSASHA384ProxySignature, RSASHA512ProxySignature, RSASSAPSSProxySignature, SHA1withRSAandMGF1ProxySignature, SHA224withRSAandMGF1ProxySignature, SHA256withRSAandMGF1ProxySignature, SHA3_224withRSAandMGF1ProxySignature, SHA3_256withRSAandMGF1ProxySignature, SHA3_384withRSAandMGF1ProxySignature, SHA3_512withRSAandMGF1ProxySignature, SHA384withRSAandMGF1ProxySignature, SHA512withRSAandMGF1ProxySignature, WHIRLPOOLwithRSAandMGF1ProxySignature

public abstract class ProxySignature
extends SignatureSpi

This Signature delegates all method calls to an underlying JCE Signature engine.

Field Summary

Fields

Modifier and Type	Field and Description
protected Signature	signature_

Fields inherited from class java.security.SignatureSpi

appRandom

Constructor Summary

Constructors

Constructor and Description
ProxySignature() Creates a new instance of this ProxySignatureService.

Method Summary

Modifier and Type	Method and Description
protected Object	engineGetParameter(String param)
protected AlgorithmParameters	engineGetParameters()
protected void	engineInitSign(PrivateKey privateKey)
protected void	engineInitSign(PrivateKey privateKey, SecureRandom random)
protected void	engineInitVerify(PublicKey publicKey)
protected void	engineSetParameter(AlgorithmParameterSpec params)
protected void	engineSetParameter(String param, Object value)
protected byte[]	engineSign()
protected int	engineSign(byte[] outbuf, int offset, int len)
protected void	engineUpdate(byte b)
protected void	engineUpdate(byte[] b, int off, int len)
protected void	engineUpdate(ByteBuffer b)
protected boolean	engineVerify(byte[] sigBytes)
protected boolean	engineVerify(byte[] sigBytes, int offset, int length)
protected void	getInstance(XSecProvider.Purpose purpose)
protected void	getInstanceUncaught(XSecProvider.Purpose purpose)
protected abstract String	getSignatureName() Returns an instance of the signature engine used to delegate all cryptographic operations to.

Methods inherited from class java.security.SignatureSpi

clone

Methods inherited from class java.lang.Object

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

Field Detail

signature_

protected Signature signature_

Constructor Detail

ProxySignature

public ProxySignature()
               throws NoSuchAlgorithmException,
                      NoSuchProviderException

Creates a new instance of this ProxySignatureService.

Throws:

NoSuchAlgorithmException

NoSuchProviderException

Method Detail

getInstanceUncaught

protected void getInstanceUncaught(XSecProvider.Purpose purpose)
                            throws NoSuchAlgorithmException,
                                   NoSuchProviderException

Throws:

NoSuchAlgorithmException

NoSuchProviderException

getInstance

protected void getInstance(XSecProvider.Purpose purpose)

getSignatureName

protected abstract String getSignatureName()

Returns an instance of the signature engine used to delegate all cryptographic operations to.

Returns:

an instance of the signature engine

engineInitSign

protected void engineInitSign(PrivateKey privateKey)
                       throws InvalidKeyException

Specified by:

engineInitSign in class SignatureSpi

Throws:

InvalidKeyException

See Also:

SignatureSpi.engineInitSign(java.security.PrivateKey)

engineInitSign

protected void engineInitSign(PrivateKey privateKey,
                              SecureRandom random)
                       throws InvalidKeyException

Overrides:

engineInitSign in class SignatureSpi

Throws:

InvalidKeyException

See Also:

SignatureSpi.engineInitSign(java.security.PrivateKey, java.security.SecureRandom)

engineSign

protected byte[] engineSign()
                     throws SignatureException

Specified by:

engineSign in class SignatureSpi

Throws:

SignatureException

See Also:

SignatureSpi.engineSign()

engineSign

protected int engineSign(byte[] outbuf,
                         int offset,
                         int len)
                  throws SignatureException

Overrides:

engineSign in class SignatureSpi

Throws:

SignatureException

See Also:

SignatureSpi.engineSign(byte[], int, int)

engineUpdate

protected void engineUpdate(byte b)
                     throws SignatureException

Specified by:

engineUpdate in class SignatureSpi

Throws:

SignatureException

See Also:

SignatureSpi.engineUpdate(byte)

engineUpdate

protected void engineUpdate(ByteBuffer b)

Overrides:

engineUpdate in class SignatureSpi

See Also:

SignatureSpi.engineUpdate(java.nio.ByteBuffer)

engineUpdate

protected void engineUpdate(byte[] b,
                            int off,
                            int len)
                     throws SignatureException

Specified by:

engineUpdate in class SignatureSpi

Throws:

SignatureException

See Also:

SignatureSpi.engineUpdate(byte[], int, int)

engineInitVerify

protected void engineInitVerify(PublicKey publicKey)
                         throws InvalidKeyException

Specified by:

engineInitVerify in class SignatureSpi

Throws:

InvalidKeyException

See Also:

SignatureSpi.engineInitVerify(java.security.PublicKey)

engineVerify

protected boolean engineVerify(byte[] sigBytes)
                        throws SignatureException

Specified by:

engineVerify in class SignatureSpi

Throws:

SignatureException

See Also:

SignatureSpi.engineVerify(byte[])

engineVerify

protected boolean engineVerify(byte[] sigBytes,
                               int offset,
                               int length)
                        throws SignatureException

Overrides:

engineVerify in class SignatureSpi

Throws:

SignatureException

See Also:

SignatureSpi.engineVerify(byte[], int, int)

engineGetParameters

protected AlgorithmParameters engineGetParameters()

Overrides:

engineGetParameters in class SignatureSpi

See Also:

SignatureSpi.engineGetParameters()

engineGetParameter

protected Object engineGetParameter(String param)
                             throws InvalidParameterException

Specified by:

engineGetParameter in class SignatureSpi

Throws:

InvalidParameterException

See Also:

SignatureSpi.engineGetParameter(java.lang.String)

engineSetParameter

protected void engineSetParameter(String param,
                                  Object value)
                           throws InvalidParameterException

Specified by:

engineSetParameter in class SignatureSpi

Throws:

InvalidParameterException

See Also:

SignatureSpi.engineSetParameter(java.lang.String, java.lang.Object)

engineSetParameter

protected void engineSetParameter(AlgorithmParameterSpec params)
                           throws InvalidAlgorithmParameterException

Overrides:

engineSetParameter in class SignatureSpi

Throws:

InvalidAlgorithmParameterException

See Also:

SignatureSpi.engineSetParameter(java.security.spec.AlgorithmParameterSpec)