Class AlgorithmIdentifier

java.lang.Object

com.itextpdf.signatures.cms.AlgorithmIdentifier

public class AlgorithmIdentifier
extends Object

This class represents algorithm identifier structure.

Field Summary

Fields

Modifier and Type	Field	Description
private final String	algorithm
private static final IBouncyCastleFactory	BC_FACTORY
private final IASN1Primitive	parameters

Constructor Summary

Constructors

Constructor	Description
AlgorithmIdentifier(IASN1Encodable asnStruct)	Creates an Algorithm identifier structure with parameters.
AlgorithmIdentifier(String algorithmId)	Creates an Algorithm identifier structure without parameters.
AlgorithmIdentifier(String algorithmId, IASN1Primitive parameters)	Creates an Algorithm identifier structure with parameters.

Method Summary

Modifier and Type	Method	Description
String	getAlgorithmOid()	Return the OID of the algorithm.
(package private) IASN1Sequence	getAsASN1Sequence()
IASN1Primitive	getParameters()	Return the parameters for the algorithm.

Methods inherited from class Object

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

Field Details

BC_FACTORY

private static final IBouncyCastleFactory BC_FACTORY

algorithm

private final String algorithm

parameters

private final IASN1Primitive parameters

Constructor Details

AlgorithmIdentifier

public AlgorithmIdentifier(String algorithmId)

Creates an Algorithm identifier structure without parameters.

Parameters:

algorithmId - the Object id of the algorithm

AlgorithmIdentifier

public AlgorithmIdentifier(String algorithmId,
 IASN1Primitive parameters)

Creates an Algorithm identifier structure with parameters.

Parameters:

algorithmId - the Object id of the algorithm

parameters - the algorithm parameters as an ASN1 structure

AlgorithmIdentifier

AlgorithmIdentifier(IASN1Encodable asnStruct)

Creates an Algorithm identifier structure with parameters.

Parameters:

asnStruct - asn1 encodable to retrieve algorithm identifier

Method Details

getAlgorithmOid

public String getAlgorithmOid()

Return the OID of the algorithm.

Returns:

the OID of the algorithm.

getParameters

public IASN1Primitive getParameters()

Return the parameters for the algorithm.

Returns:

the parameters for the algorithm.

getAsASN1Sequence

IASN1Sequence getAsASN1Sequence()