org.apache.xml.security.algorithms
Class SignatureAlgorithmSpi

java.lang.Object
  org.apache.xml.security.algorithms.SignatureAlgorithmSpi

Direct Known Subclasses:

IntegrityHmac, SignatureBaseRSA, SignatureDSA, SignatureECDSA

public abstract class SignatureAlgorithmSpi

extends java.lang.Object

Author:

$Author: raul $

Constructor Summary

SignatureAlgorithmSpi()

Method Summary

protected void	engineGetContextFromElement(org.w3c.dom.Element element) Method engineGetContextFromElement
protected abstract java.lang.String	engineGetJCEAlgorithmString() Proxy method for Signature.getAlgorithm() which is executed on the internal Signature object.
protected abstract java.lang.String	engineGetJCEProviderName() Method engineGetJCEProviderName
protected abstract java.lang.String	engineGetURI() Returns the URI representation of Transformation algorithm
protected abstract void	engineInitSign(java.security.Key signingKey) Proxy method for Signature.initSign(java.security.PrivateKey) which is executed on the internal Signature object.
protected abstract void	engineInitSign(java.security.Key signingKey, java.security.spec.AlgorithmParameterSpec algorithmParameterSpec) Proxy method for Mac which is executed on the internal Mac.init(Key) object.
protected abstract void	engineInitSign(java.security.Key signingKey, java.security.SecureRandom secureRandom) Proxy method for Signature.initSign(java.security.PrivateKey, java.security.SecureRandom) which is executed on the internal Signature object.
protected abstract void	engineInitVerify(java.security.Key verificationKey) Method engineInitVerify
protected abstract void	engineSetHMACOutputLength(int HMACOutputLength) Method engineSetHMACOutputLength
protected abstract void	engineSetParameter(java.security.spec.AlgorithmParameterSpec params) Proxy method for Signature.setParameter(java.security.spec.AlgorithmParameterSpec) which is executed on the internal Signature object.
protected abstract byte[]	engineSign() Proxy method for Signature.sign() which is executed on the internal Signature object.
protected abstract void	engineUpdate(byte input) Proxy method for Signature.update(byte[]) which is executed on the internal Signature object.
protected abstract void	engineUpdate(byte[] input) Proxy method for Signature.update(byte[]) which is executed on the internal Signature object.
protected abstract void	engineUpdate(byte[] buf, int offset, int len) Proxy method for Signature.update(byte[], int, int) which is executed on the internal Signature object.
protected abstract boolean	engineVerify(byte[] signature) Proxy method for Signature.verify(byte[]) which is executed on the internal Signature object.
void	reset()

Methods inherited from class java.lang.Object

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

Constructor Detail

SignatureAlgorithmSpi

public SignatureAlgorithmSpi()

Method Detail

engineGetURI

protected abstract java.lang.String engineGetURI()

Returns the URI representation of Transformation algorithm

Returns:

the URI representation of Transformation algorithm

engineGetJCEAlgorithmString

protected abstract java.lang.String engineGetJCEAlgorithmString()

Proxy method for Signature.getAlgorithm() which is executed on the internal Signature object.

Returns:

the result of the Signature.getAlgorithm() method

engineGetJCEProviderName

protected abstract java.lang.String engineGetJCEProviderName()

Method engineGetJCEProviderName

Returns:

the JCE ProviderName

engineUpdate

protected abstract void engineUpdate(byte[] input)
                              throws XMLSignatureException

Proxy method for Signature.update(byte[]) which is executed on the internal Signature object.

Parameters:

input -

Throws:

XMLSignatureException

engineUpdate

protected abstract void engineUpdate(byte input)
                              throws XMLSignatureException

Proxy method for Signature.update(byte[]) which is executed on the internal Signature object.

Parameters:

input -

Throws:

XMLSignatureException

engineUpdate

protected abstract void engineUpdate(byte[] buf,
                                     int offset,
                                     int len)
                              throws XMLSignatureException

Proxy method for Signature.update(byte[], int, int) which is executed on the internal Signature object.

Parameters:

buf -

offset -

len -

Throws:

XMLSignatureException

engineInitSign

protected abstract void engineInitSign(java.security.Key signingKey)
                                throws XMLSignatureException

Proxy method for Signature.initSign(java.security.PrivateKey) which is executed on the internal Signature object.

Parameters:

signingKey -

Throws:

XMLSignatureException - if this method is called on a MAC

engineInitSign

protected abstract void engineInitSign(java.security.Key signingKey,
                                       java.security.SecureRandom secureRandom)
                                throws XMLSignatureException

Proxy method for Signature.initSign(java.security.PrivateKey, java.security.SecureRandom) which is executed on the internal Signature object.

Parameters:

signingKey -

secureRandom -

Throws:

XMLSignatureException - if this method is called on a MAC

engineInitSign

protected abstract void engineInitSign(java.security.Key signingKey,
                                       java.security.spec.AlgorithmParameterSpec algorithmParameterSpec)
                                throws XMLSignatureException

Proxy method for Mac which is executed on the internal Mac.init(Key) object.

Parameters:

signingKey -

algorithmParameterSpec -

Throws:

XMLSignatureException - if this method is called on a Signature

engineSign

protected abstract byte[] engineSign()
                              throws XMLSignatureException

Proxy method for Signature.sign() which is executed on the internal Signature object.

Returns:

the result of the Signature.sign() method

Throws:

XMLSignatureException

engineInitVerify

protected abstract void engineInitVerify(java.security.Key verificationKey)
                                  throws XMLSignatureException

Method engineInitVerify

Parameters:

verificationKey -

Throws:

XMLSignatureException

engineVerify

protected abstract boolean engineVerify(byte[] signature)
                                 throws XMLSignatureException

Proxy method for Signature.verify(byte[]) which is executed on the internal Signature object.

Parameters:

signature -

Returns:

true if the signature is correct

Throws:

XMLSignatureException

engineSetParameter

protected abstract void engineSetParameter(java.security.spec.AlgorithmParameterSpec params)
                                    throws XMLSignatureException

Proxy method for Signature.setParameter(java.security.spec.AlgorithmParameterSpec) which is executed on the internal Signature object.

Parameters:

params -

Throws:

XMLSignatureException

engineGetContextFromElement

protected void engineGetContextFromElement(org.w3c.dom.Element element)

Method engineGetContextFromElement

Parameters:

element -

engineSetHMACOutputLength

protected abstract void engineSetHMACOutputLength(int HMACOutputLength)
                                           throws XMLSignatureException

Method engineSetHMACOutputLength

Parameters:

HMACOutputLength -

Throws:

XMLSignatureException

reset

public void reset()