Package br.ufsc.labsec.signature.conformanceVerifier.signaturePolicy.decoder

Class Asn1SignaturePolicy

java.lang.Object

br.ufsc.labsec.signature.conformanceVerifier.signaturePolicy.decoder.SignaturePolicy

br.ufsc.labsec.signature.conformanceVerifier.signaturePolicy.decoder.Asn1SignaturePolicy

All Implemented Interfaces:

SignaturePolicyInstance, SignaturePolicyInstanceInterface, Cacheable, org.bouncycastle.util.Encodable

public class Asn1SignaturePolicy
extends SignaturePolicy

SignaturePolicy ::= SEQUENCE { signPolicyHashAlg AlgorithmIdentifier, signPolicyInfo SignPolicyInfo, signPolicyHash SignPolicyHash OPTIONAL }

Field Summary

Fields inherited from class br.ufsc.labsec.signature.conformanceVerifier.signaturePolicy.decoder.SignaturePolicy

algorithmIdentifier, encoded, encodedHash, expectedSignPolicyInfoHash, policyNameInUri, signaturePolicyInfo

Constructor Summary

Constructors

Constructor	Description
Asn1SignaturePolicy(byte[] derEncoded)	Construtor usado para decodificar um atributo de uma política ASN1.

Method Summary

Modifier and Type	Method	Description
Profile.AdESLevel	getAdESLevel()	Retorna o tipo do perfil
boolean	isXML()	Verifica se a Política de Assinatura é XML
boolean	validateHash()	verifica o resumo criptográfico do SignPolicyInfo da política
protected boolean	validateHash(SignaturePolicyInfo signPolicyInfo, AlgorithmIdentifier algorithm, byte[] expected)	Calcula o resumo criptográfico das informações da política

Methods inherited from class br.ufsc.labsec.signature.conformanceVerifier.signaturePolicy.decoder.SignaturePolicy

fromBytes, getAdESType, getAdESType, getAlgorithmIdentifier, getEncoded, getEncodedHash, getExpectedSignPolicyInfoHash, getSignaturePolicyName, getSignaturePolicyType, getSignatureValidationPolicy, getSignPolicyIdentifier, hashCode, isFound, setEncoded, setSignaturePolicyName

Methods inherited from class java.lang.Object

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

Methods inherited from interface br.ufsc.labsec.signature.conformanceVerifier.signaturePolicy.decoder.SignaturePolicyInstance

isNotFound

Methods inherited from interface br.ufsc.labsec.signature.conformanceVerifier.signaturePolicy.decoder.SignaturePolicyInstanceInterface

getCacheKey

Constructor Details

Asn1SignaturePolicy

public Asn1SignaturePolicy(byte[] derEncoded)
                    throws IOException,
ParseException,
CertificateException

Construtor usado para decodificar um atributo de uma política ASN1.

Parameters:

derEncoded - codificação ASN1 do atributo SignaturePolicy.

Throws:

ParseException - Exceção em caso de erro no parsing da data no atributo

CertificateException - Exceção em caso de erro na codificação do certificado

IOException - Exceção em caso de erro nos bytes do atributo

Method Details

getAdESLevel

public Profile.AdESLevel getAdESLevel()

Description copied from interface: SignaturePolicyInstance

Retorna o tipo do perfil

Returns:

tipo do perfil

isXML

public boolean isXML()

Description copied from class: SignaturePolicy

Verifica se a Política de Assinatura é XML

Specified by:

isXML in interface SignaturePolicyInstanceInterface

Specified by:

isXML in class SignaturePolicy

Returns:

Indica se a Política de Assinatura é XML

validateHash

public boolean validateHash()
                     throws IOException

Description copied from class: SignaturePolicy

verifica o resumo criptográfico do SignPolicyInfo da política

Specified by:

validateHash in interface SignaturePolicyInstance

Specified by:

validateHash in class SignaturePolicy

Returns:

verdadeiro se o resumo criptográfico ser o esperado

Throws:

IOException - Caso não seja possível ler os bytes da política

validateHash

protected boolean validateHash(SignaturePolicyInfo signPolicyInfo,
AlgorithmIdentifier algorithm,
byte[] expected)
                        throws IOException

Calcula o resumo criptográfico das informações da política

Parameters:

signPolicyInfo - As informações da política

algorithm - O algoritmo a ser utilizado no cálculo

Returns:

Os bytes de hash

Throws:

IOException - Exceção em caso de erro no cálculo