Package org.keycloak.crypto

Class ECDSASignatureProvider

java.lang.Object

org.keycloak.crypto.ECDSASignatureProvider

All Implemented Interfaces:

SignatureProvider, Provider

public class ECDSASignatureProvider
extends Object
implements SignatureProvider

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ECDSASignatureProvider.ECDSA

Constructor Summary

Constructors

Constructor	Description
ECDSASignatureProvider(KeycloakSession session, String algorithm)

Method Summary

Modifier and Type	Method	Description
static byte[]	asn1derToConcatenatedRS(byte[] derEncodedSignatureValue, int signLength)
static byte[]	concatenatedRSToASN1DER(byte[] signature, int signLength)
boolean	isAsymmetricAlgorithm()
SignatureSignerContext	signer()
SignatureSignerContext	signer(KeyWrapper key)
SignatureVerifierContext	verifier(String kid)
SignatureVerifierContext	verifier(KeyWrapper key)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.keycloak.crypto.SignatureProvider

close

Constructor Detail

ECDSASignatureProvider

public ECDSASignatureProvider(KeycloakSession session,
                              String algorithm)

Method Detail

signer

public SignatureSignerContext signer()
                              throws SignatureException

Specified by:

signer in interface SignatureProvider

Throws:

SignatureException

signer

public SignatureSignerContext signer(KeyWrapper key)
                              throws SignatureException

Specified by:

signer in interface SignatureProvider

Throws:

SignatureException

verifier

public SignatureVerifierContext verifier(String kid)
                                  throws VerificationException

Specified by:

verifier in interface SignatureProvider

Throws:

VerificationException

verifier

public SignatureVerifierContext verifier(KeyWrapper key)
                                  throws VerificationException

Specified by:

verifier in interface SignatureProvider

Throws:

VerificationException

isAsymmetricAlgorithm

public boolean isAsymmetricAlgorithm()

Specified by:

isAsymmetricAlgorithm in interface SignatureProvider

concatenatedRSToASN1DER

public static byte[] concatenatedRSToASN1DER(byte[] signature,
                                             int signLength)
                                      throws IOException

Throws:

IOException

asn1derToConcatenatedRS

public static byte[] asn1derToConcatenatedRS(byte[] derEncodedSignatureValue,
                                             int signLength)
                                      throws IOException

Throws:

IOException