org.basex.query.util.crypto

Class DigitalSignature

java.lang.Object

org.basex.query.util.crypto.DigitalSignature

public final class DigitalSignature
extends java.lang.Object

This class generates and validates digital signatures for XML data.

Author:

BaseX Team 2005-12, BSD License, Lukas Kircher

Constructor Summary

Constructors

Constructor and Description
DigitalSignature(InputInfo ii) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
Item	generateSignature(ANode node, byte[] c, byte[] d, byte[] sig, byte[] ns, byte[] t, byte[] expr, ANode ce, InputInfo ii) Generates a signature.
Item	validateSignature(ANode node) Validates a signature.

Methods inherited from class java.lang.Object

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

Constructor Detail

DigitalSignature

public DigitalSignature(InputInfo ii)

Constructor.

Parameters:

ii - input info

Method Detail

generateSignature

public Item generateSignature(ANode node,
                     byte[] c,
                     byte[] d,
                     byte[] sig,
                     byte[] ns,
                     byte[] t,
                     byte[] expr,
                     ANode ce,
                     InputInfo ii)
                       throws QueryException

Generates a signature.

Parameters:

node - node to be signed

c - canonicalization algorithm

d - digest algorithm

sig - signature algorithm

ns - signature element namespace prefix

t - signature type (enveloped, enveloping, detached)

expr - XPath expression which specifies node to be signed

ce - certificate which contains keystore information for signing the node, may be null

ii - input info

Returns:

signed node

Throws:

QueryException - query exception

validateSignature

public Item validateSignature(ANode node)
                       throws QueryException

Validates a signature.

Parameters:

node - input node

Returns:

true if signature valid

Throws:

QueryException - query exception