Package eu.europa.esig.dss.validation.process.bbb.sav.cc

Class AbstractCryptographicChecker

java.lang.Object

eu.europa.esig.dss.validation.process.Chain<XmlCC>

eu.europa.esig.dss.validation.process.bbb.sav.cc.AbstractCryptographicChecker

Direct Known Subclasses:

CryptographicChecker, DigestCryptographicChecker

public abstract class AbstractCryptographicChecker
extends Chain<XmlCC>

Abstract class to perform cryptographic validation

Field Summary

Fields

Modifier and Type	Field	Description
protected final CryptographicConstraintWrapper	constraintWrapper	Cryptographic constraint
protected final DigestAlgorithm	digestAlgorithm	The Digest algorithm
protected final EncryptionAlgorithm	encryptionAlgorithm	The Encryption algorithm
protected final String	keyLengthUsedToSignThisToken	Used Key length
protected final MessageTag	position	The validation constraint position
protected final Date	validationDate	The validation time

Fields inherited from class eu.europa.esig.dss.validation.process.Chain

firstItem, i18nProvider, result

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractCryptographicChecker(I18nProvider i18nProvider, DigestAlgorithm digestAlgorithm, Date validationDate, MessageTag position, CryptographicConstraint constraint)	Default constructor
protected	AbstractCryptographicChecker(I18nProvider i18nProvider, EncryptionAlgorithm encryptionAlgorithm, DigestAlgorithm digestAlgorithm, String keyLengthUsedToSignThisToken, Date validationDate, MessageTag position, CryptographicConstraint constraint)	Complete constructor

Method Summary

Modifier and Type	Method	Description
protected void	addAdditionalInfo()	Adds additional info to the chain
protected ChainItem<XmlCC>	digestAlgorithmOnValidationTime()	Checks if the digestAlgorithm is not expired in validation time
protected ChainItem<XmlCC>	digestAlgorithmReliable()	Checks if the digestAlgorithm is acceptable
protected ChainItem<XmlCC>	encryptionAlgorithmOnValidationTime()	Checks if the encryptionAlgorithm is not expired in validation time
protected ChainItem<XmlCC>	encryptionAlgorithmReliable()	Checks if the encryptionAlgorithm is acceptable
protected Date	getNotAfter()	Returns time after which the used cryptographic algorithm(s) is no longer considered secure
protected MessageTag	getTitle()	Returns title of a Chain (i.e.
protected boolean	isExpirationDateAvailable(DigestAlgorithm digestAlgorithm)	Gets if the expiration date if defined for the given digestAlgorithm
protected boolean	isExpirationDateAvailable(EncryptionAlgorithm encryptionAlgorithm, String keyLength)	Gets if the expiration date if defined for the given encryptionAlgorithm and keyLength
protected ChainItem<XmlCC>	publicKeySizeAcceptable()	Checks if the keyLengthUsedToSignThisToken is acceptable
protected ChainItem<XmlCC>	publicKeySizeKnown()	Checks if the keyLengthUsedToSignThisToken is known

Methods inherited from class eu.europa.esig.dss.validation.process.Chain

buildChainTitle, collectAdditionalMessages, collectAllMessages, collectMessages, execute, getFailLevelConstraint, getInfoLevelConstraint, getWarnLevelConstraint, initChain, isValid, isValidConclusion

Methods inherited from class java.lang.Object

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

Field Details

encryptionAlgorithm

protected final EncryptionAlgorithm encryptionAlgorithm

The Encryption algorithm

digestAlgorithm

protected final DigestAlgorithm digestAlgorithm

The Digest algorithm

keyLengthUsedToSignThisToken

protected final String keyLengthUsedToSignThisToken

Used Key length

validationDate

protected final Date validationDate

The validation time

constraintWrapper

protected final CryptographicConstraintWrapper constraintWrapper

Cryptographic constraint

position

protected final MessageTag position

The validation constraint position

Constructor Details

AbstractCryptographicChecker

protected AbstractCryptographicChecker(I18nProvider i18nProvider,
 DigestAlgorithm digestAlgorithm,
 Date validationDate,
 MessageTag position,
 CryptographicConstraint constraint)

Default constructor

Parameters:

i18nProvider - I18nProvider

digestAlgorithm - DigestAlgorithm

validationDate - Date

position - MessageTag

constraint - CryptographicConstraint

AbstractCryptographicChecker

protected AbstractCryptographicChecker(I18nProvider i18nProvider,
 EncryptionAlgorithm encryptionAlgorithm,
 DigestAlgorithm digestAlgorithm,
 String keyLengthUsedToSignThisToken,
 Date validationDate,
 MessageTag position,
 CryptographicConstraint constraint)

Complete constructor

Parameters:

i18nProvider - I18nProvider

encryptionAlgorithm - EncryptionAlgorithm

digestAlgorithm - DigestAlgorithm

keyLengthUsedToSignThisToken - String

validationDate - Date

position - MessageTag

constraint - CryptographicConstraint

Method Details

getTitle

protected MessageTag getTitle()

Description copied from class: Chain

Returns title of a Chain (i.e. BasicBuildingBlock title)

Overrides:

getTitle in class Chain<XmlCC>

Returns:

MessageTag

isExpirationDateAvailable

protected boolean isExpirationDateAvailable(DigestAlgorithm digestAlgorithm)

Gets if the expiration date if defined for the given digestAlgorithm

Parameters:

digestAlgorithm - DigestAlgorithm to check expiration date for

Returns:

TRUE if expiration constrains are defines, FALSE otherwise

isExpirationDateAvailable

protected boolean isExpirationDateAvailable(EncryptionAlgorithm encryptionAlgorithm,
 String keyLength)

Gets if the expiration date if defined for the given encryptionAlgorithm and keyLength

Parameters:

encryptionAlgorithm - EncryptionAlgorithm to check expiration date for

keyLength - String used to sign the token

Returns:

TRUE if expiration constrains are defines, FALSE otherwise

encryptionAlgorithmReliable

protected ChainItem<XmlCC> encryptionAlgorithmReliable()

Checks if the encryptionAlgorithm is acceptable

Returns:

TRUE if the encryptionAlgorithm is acceptable, FALSE otherwise

digestAlgorithmReliable

protected ChainItem<XmlCC> digestAlgorithmReliable()

Checks if the digestAlgorithm is acceptable

Returns:

TRUE if the digestAlgorithm is acceptable, FALSE otherwise

encryptionAlgorithmOnValidationTime

protected ChainItem<XmlCC> encryptionAlgorithmOnValidationTime()

Checks if the encryptionAlgorithm is not expired in validation time

Returns:

TRUE if the encryptionAlgorithm is not expired in validation time, FALSE otherwise

digestAlgorithmOnValidationTime

protected ChainItem<XmlCC> digestAlgorithmOnValidationTime()

Checks if the digestAlgorithm is not expired in validation time

Returns:

TRUE if the digestAlgorithm is not expired in validation time, FALSE otherwise

publicKeySizeKnown

protected ChainItem<XmlCC> publicKeySizeKnown()

Checks if the keyLengthUsedToSignThisToken is known

Returns:

TRUE if the keyLengthUsedToSignThisToken is known, FALSE otherwise

publicKeySizeAcceptable

protected ChainItem<XmlCC> publicKeySizeAcceptable()

Checks if the keyLengthUsedToSignThisToken is acceptable

Returns:

TRUE if the keyLengthUsedToSignThisToken is acceptable, FALSE otherwise

addAdditionalInfo

protected void addAdditionalInfo()

Description copied from class: Chain

Adds additional info to the chain

Overrides:

addAdditionalInfo in class Chain<XmlCC>

getNotAfter

protected Date getNotAfter()

Returns time after which the used cryptographic algorithm(s) is no longer considered secure

Returns:

Date