org.bouncycastle.cert.bc

Class BcX509ExtensionUtils

java.lang.Object

org.bouncycastle.cert.X509ExtensionUtils

org.bouncycastle.cert.bc.BcX509ExtensionUtils

public class BcX509ExtensionUtils
extends X509ExtensionUtils

Constructor Summary

Constructors

Constructor and Description
BcX509ExtensionUtils() Create a utility class pre-configured with a SHA-1 digest calculator based on the BC implementation.
BcX509ExtensionUtils(org.bouncycastle.operator.DigestCalculator calculator)

Method Summary

Modifier and Type	Method and Description
AuthorityKeyIdentifier	createAuthorityKeyIdentifier(AsymmetricKeyParameter publicKey) Create an AuthorityKeyIdentifier from the passed in SubjectPublicKeyInfo.
SubjectKeyIdentifier	createSubjectKeyIdentifier(AsymmetricKeyParameter publicKey) Return a RFC 3280 type 1 key identifier.

Methods inherited from class org.bouncycastle.cert.X509ExtensionUtils

createAuthorityKeyIdentifier, createTruncatedSubjectKeyIdentifier

Methods inherited from class java.lang.Object

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

Constructor Detail

BcX509ExtensionUtils

public BcX509ExtensionUtils()

Create a utility class pre-configured with a SHA-1 digest calculator based on the BC implementation.

BcX509ExtensionUtils

public BcX509ExtensionUtils(org.bouncycastle.operator.DigestCalculator calculator)

Method Detail

createAuthorityKeyIdentifier

public AuthorityKeyIdentifier createAuthorityKeyIdentifier(AsymmetricKeyParameter publicKey)
                                                    throws java.io.IOException

Description copied from class: X509ExtensionUtils

Create an AuthorityKeyIdentifier from the passed in SubjectPublicKeyInfo.

Overrides:

createAuthorityKeyIdentifier in class X509ExtensionUtils

Parameters:

publicKey - the SubjectPublicKeyInfo to base the key identifier on.

Returns:

an AuthorityKeyIdentifier.

Throws:

java.io.IOException

createSubjectKeyIdentifier

public SubjectKeyIdentifier createSubjectKeyIdentifier(AsymmetricKeyParameter publicKey)
                                                throws java.io.IOException

Return a RFC 3280 type 1 key identifier. As in:

 (1) The keyIdentifier is composed of the 160-bit SHA-1 hash of the
 value of the BIT STRING subjectPublicKey (excluding the tag,
 length, and number of unused bits).
 

Overrides:

createSubjectKeyIdentifier in class X509ExtensionUtils

Parameters:

publicKey - the key object containing the key identifier is to be based on.

Returns:

the key identifier.

Throws:

java.io.IOException