Package eu.europa.esig.dss.spi.policy

Class ZeroHashSignaturePolicyValidator

java.lang.Object

eu.europa.esig.dss.spi.policy.AbstractSignaturePolicyValidator

eu.europa.esig.dss.spi.policy.ZeroHashSignaturePolicyValidator

All Implemented Interfaces:

SignaturePolicyValidator

public class ZeroHashSignaturePolicyValidator
extends AbstractSignaturePolicyValidator

Performs validation of a SignaturePolicy with zero-sigPolicyHash See EN 319 122-1 "5.2.9 The signature-policy-identifier attribute and the SigPolicyQualifierInfo type"

Field Summary

Fields inherited from class eu.europa.esig.dss.spi.policy.AbstractSignaturePolicyValidator

GENERAL_ERROR_KEY

Constructor Summary

Constructors

Constructor	Description
ZeroHashSignaturePolicyValidator()	Default constructor

Method Summary

Modifier and Type	Method	Description
boolean	canValidate(SignaturePolicy signaturePolicy)	Checks if the SignaturePolicy can be validated
Digest	getComputedDigest(DSSDocument policyDocument, DigestAlgorithm digestAlgorithm)	Returns Digest on the computed SignaturePolicy's content
SignaturePolicyValidationResult	validate(SignaturePolicy signaturePolicy)	Performs a SignaturePolicy validation

Methods inherited from class java.lang.Object

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

Constructor Details

ZeroHashSignaturePolicyValidator

public ZeroHashSignaturePolicyValidator()

Default constructor

Method Details

canValidate

public boolean canValidate(SignaturePolicy signaturePolicy)

Description copied from interface: SignaturePolicyValidator

Checks if the SignaturePolicy can be validated

Parameters:

signaturePolicy - SignaturePolicy to check

Returns:

TRUE if the SignaturePolicy can be validated, FALSE otherwise

validate

public SignaturePolicyValidationResult validate(SignaturePolicy signaturePolicy)

Description copied from interface: SignaturePolicyValidator

Performs a SignaturePolicy validation

Parameters:

signaturePolicy - SignaturePolicy to be validated

Returns:

SignaturePolicyValidationResult

getComputedDigest

public Digest getComputedDigest(DSSDocument policyDocument,
 DigestAlgorithm digestAlgorithm)

Description copied from interface: SignaturePolicyValidator

Returns Digest on the computed SignaturePolicy's content

Specified by:

getComputedDigest in interface SignaturePolicyValidator

Overrides:

getComputedDigest in class AbstractSignaturePolicyValidator

Parameters:

policyDocument - DSSDocument the policy content

digestAlgorithm - DigestAlgorithm to use

Returns:

Digest