Package ru.i_novus.common.sign.util

Class Verifier

java.lang.Object

ru.i_novus.common.sign.util.Verifier

public class Verifier
extends Object

Verifies signature

Method Summary

Modifier and Type	Method	Description
static Verifier	getInstance()
boolean	verifyCmsSignature(byte[] content, byte[] cmsSignature)	Verifies CMS signature
boolean	verifyCmsSignature(Path data, Path cmsSignature)	Verifies CMS signature
boolean	verifyCmsSignature(org.bouncycastle.cms.CMSSignedData signedData)	Verifies CMS signature by certificates

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static Verifier getInstance()

verifyCmsSignature

public boolean verifyCmsSignature(Path data,
                                  Path cmsSignature)
                           throws org.bouncycastle.cms.CMSException,
                                  CertificateException,
                                  FileNotFoundException

Verifies CMS signature

Parameters:

data - signed file in Path format. May be 'null'

cmsSignature - CMS detached signature file in Path format

Returns:

result of verification as a boolean value. 'true' value means 'valid'

Throws:

org.bouncycastle.cms.CMSException - cannot parse passed data as CMS signature

CertificateException - cannot construct certificate instance X509Certificate

FileNotFoundException - file cannot be found

verifyCmsSignature

public boolean verifyCmsSignature(byte[] content,
                                  byte[] cmsSignature)
                           throws org.bouncycastle.cms.CMSException,
                                  CertificateException

Verifies CMS signature

Parameters:

content - signed data in byte array format

cmsSignature - MS detached signature data in byta array format

Returns:

result of verification as a boolean value. 'true' value means 'valid'

Throws:

org.bouncycastle.cms.CMSException - cannot parse passed data as CMS signature

CertificateException - cannot construct certificate instance X509Certificate

verifyCmsSignature

public boolean verifyCmsSignature(org.bouncycastle.cms.CMSSignedData signedData)
                           throws CertificateException

Verifies CMS signature by certificates

Parameters:

signedData - data in CMSSignedData format

Returns:

result of verification as a boolean value. 'true' value means 'valid'

Throws:

CertificateException - cannot construct certificate instance X509Certificate