es.caib.signatura.impl
Class CMSSignature

java.lang.Object
  es.caib.signatura.impl.CMSSignature

All Implemented Interfaces:

Signature, java.io.Serializable

Direct Known Subclasses:

CMSSignaturev2

public class CMSSignature
extends java.lang.Object
implements Signature, java.io.Serializable

Implementación de la interfaz SignatureData para usar con la entidad certificadora Tradisea

Version:

0.98

Author:

Jesús Reyes (3dígits)

See Also:

Signer, Signature, Serialized Form

Field Summary

protected byte[]

signatureBytes

Constructor Summary

CMSSignature(byte[] pkcs7, java.lang.String contentType)
Crea un nuevo objeto a partir de los atributos de la clase.

CMSSignature(SignatureProviderInterface impl)

Method Summary

java.security.cert.X509Certificate	getCert() Returns the X509 certificate used to sign.
java.lang.String	getCertCaName() Obtiene el nombre de la entidad certificadora usada en la firma
java.security.cert.X509Certificate[]	getCertificateChain() Returns the certificate chain.
java.lang.String	getCertSubjectAlternativeNames() Gets the concatenation of the subject's alternate name of the certificate used to sign as follows: name0 = value, name1 = value, ...
java.lang.String	getCertSubjectCommonName() Obtiene el nombre del certificado usado en la firma
java.lang.String	getContentType() Returns the content type of the signature.
java.util.Date	getDate() Gets the date of the signature timestamp.
protected java.lang.String	getInternalClassName()
ParsedCertificate	getParsedCertificate() Gets a ParsedCertificate object with the subject's credentials.
byte[]	getPkcs7() Returns the signature in PKCS#7 format.
void	setContentType(java.lang.String contentType)
void	setPkcs7(byte[] pkcs7)
boolean	verify() Determinate the certificate validity of the signature.
boolean	verify(java.io.InputStream contentStream) Verifies the digital signature of a document.
boolean	verifyAPosterioriTimestamp(java.io.InputStream contentStream) Verifies the digital signature of a document.

Methods inherited from class java.lang.Object

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

Field Detail

signatureBytes

protected byte[] signatureBytes

Constructor Detail

CMSSignature

public CMSSignature(byte[] pkcs7,
                    java.lang.String contentType)
             throws SignatureDataException

Crea un nuevo objeto a partir de los atributos de la clase. Es el constructor que debe usar cada implementación de la interfaz Signature para crear una firma. Se extrae el certificado de la firma y se guarda en la propiedad transient certificate para usarla en los métodos que dan información concreta del certificado

Parameters:

signatureBytes - array de bytes con la firma digital generada por la api del proveedor de firma electrónica

Throws:

SignatureDataException

CMSSignature

public CMSSignature(SignatureProviderInterface impl)

Method Detail

setContentType

public void setContentType(java.lang.String contentType)

setPkcs7

public void setPkcs7(byte[] pkcs7)

getInternalClassName

protected java.lang.String getInternalClassName()

Returns:

getCertCaName

public java.lang.String getCertCaName()

Obtiene el nombre de la entidad certificadora usada en la firma

Specified by:

getCertCaName in interface Signature

Returns:

nombre de la entidad certificadora

getCertSubjectCommonName

public java.lang.String getCertSubjectCommonName()

Obtiene el nombre del certificado usado en la firma

Specified by:

getCertSubjectCommonName in interface Signature

Returns:

nombre del certificado (CommonName)

getCertSubjectAlternativeNames

public java.lang.String getCertSubjectAlternativeNames()

Description copied from interface: Signature

Gets the concatenation of the subject's alternate name of the certificate used to sign as follows: name0 = value, name1 = value, ...

Specified by:

getCertSubjectAlternativeNames in interface Signature

Returns:

a string containing the subject's alternate name of the certificate.

getPkcs7

public byte[] getPkcs7()

Description copied from interface: Signature

Returns the signature in PKCS#7 format.

Specified by:

getPkcs7 in interface Signature

Returns:

a byte array containing the signature in PKCS#7 format.

getDate

public java.util.Date getDate()
                       throws SignatureTimestampException

Description copied from interface: Signature

Gets the date of the signature timestamp.

Specified by:

getDate in interface Signature

Returns:

the date of the signature timestamp or null if the signature doesn't include timestamp.

Throws:

SignatureTimestampException

verify

public boolean verify()
               throws SignatureVerifyException

Description copied from interface: Signature

Determinate the certificate validity of the signature.

Specified by:

verify in interface Signature

Returns:

true if the certificate is valid; false otherwise.

Throws:

SignatureVerifyException

See Also:

Signer.verify(java.io.InputStream, es.caib.signatura.api.Signature)

getContentType

public java.lang.String getContentType()

Description copied from interface: Signature

Returns the content type of the signature.

Specified by:

getContentType in interface Signature

Returns:

the content type of the signature.

getCert

public java.security.cert.X509Certificate getCert()

Description copied from interface: Signature

Returns the X509 certificate used to sign.

Specified by:

getCert in interface Signature

Returns:

the X509Certificate used to sign.

getCertificateChain

public java.security.cert.X509Certificate[] getCertificateChain()
                                                         throws java.lang.Exception

Description copied from interface: Signature

Returns the certificate chain.

Specified by:

getCertificateChain in interface Signature

Returns:

the certificate chain.

Throws:

java.lang.Exception

getParsedCertificate

public ParsedCertificate getParsedCertificate()

Description copied from interface: Signature

Gets a ParsedCertificate object with the subject's credentials.

Specified by:

getParsedCertificate in interface Signature

Returns:

a ParsedCertificate object with the subject's credentials.

verify

public boolean verify(java.io.InputStream contentStream)
               throws SignatureProviderException,
                      java.io.IOException,
                      SignatureVerifyException

Description copied from interface: Signature

Verifies the digital signature of a document. The verification process is independent of signature timestamp.

Specified by:

verify in interface Signature

Parameters:

contentStream - byte stream of the document.

Returns:

true if the verification process is correct; false otherwise.

Throws:

SignatureProviderException - If the API provider cannot be accessed.

java.io.IOException - If the document or the timestamp server is not available.

SignatureVerifyException - If failed the verification process.

verifyAPosterioriTimestamp

public boolean verifyAPosterioriTimestamp(java.io.InputStream contentStream)
                                   throws SignatureProviderException,
                                          java.io.IOException,
                                          SignatureVerifyException

Description copied from interface: Signature

Verifies the digital signature of a document. If the digital signature requires a timestamp and don't have it then a timestamp is added (if possible).

Specified by:

verifyAPosterioriTimestamp in interface Signature

Parameters:

contentStream - byte stream of the document.

Returns:

true if the verification process is correct; false otherwise.

Throws:

SignatureProviderException - If the API provider cannot be accessed.

java.io.IOException - If the document or the timestamp server is not available.

SignatureVerifyException - If failed the verification process.