org.dihedron.crypto.operations.verify.pdf

Class PDFVerifier

java.lang.Object

org.dihedron.crypto.CryptoService

org.dihedron.crypto.operations.verify.Verifier

org.dihedron.crypto.operations.verify.pdf.PDFVerifier

@License
public class PDFVerifier
extends Verifier

Author:

Andrea Funto'

Constructor Summary

Constructors

Constructor and Description
PDFVerifier(String alias, KeyRing keyring, Provider provider) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	verify(byte[] signed) Verifies that the signed data in the input array has not been tampered with.
boolean	verify(byte[] signed, byte[] data) Verifies a detached signature, given the data upon which it was originally calculated and the detached signature bytes.
boolean	verify(InputStream signed) Verifies the signature of the given set of encapsulated data.

Methods inherited from class java.lang.Object

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

Constructor Detail

PDFVerifier

public PDFVerifier(String alias,
           KeyRing keyring,
           Provider provider)
            throws CryptoException

Constructor.

Throws:

CryptoException

Method Detail

verify

public boolean verify(byte[] signed)
               throws CryptoException

Description copied from class: Verifier

Verifies that the signed data in the input array has not been tampered with.

Specified by:

verify in class Verifier

Parameters:

signed - an array of bytes containing a signed file.

Returns:

whether the verification was successful.

Throws:

CryptoException

verify

public boolean verify(byte[] signed,
             byte[] data)
               throws CryptoException

Description copied from class: Verifier

Verifies a detached signature, given the data upon which it was originally calculated and the detached signature bytes.

Specified by:

verify in class Verifier

Parameters:

signed - the data on which the signature was originally calculated.

data - the (detached) signature as a byte array.

Returns:

whether the verification was successful.

Throws:

CryptoException

verify

public boolean verify(InputStream signed)
               throws CryptoException

Description copied from class: Verifier

Verifies the signature of the given set of encapsulated data.

Specified by:

verify in class Verifier

Parameters:

signed - the encapsulated data.

Returns:

whether the signature is valid.

Throws:

CryptoException