org.lightningj.paywall.tokengenerator

Class SymmetricKeyTokenGenerator

java.lang.Object

org.lightningj.paywall.tokengenerator.BaseTokenGenerator

org.lightningj.paywall.tokengenerator.SymmetricKeyTokenGenerator

All Implemented Interfaces:

TokenGenerator

public class SymmetricKeyTokenGenerator
extends BaseTokenGenerator

Token Manager to generate token using symmetric key manager. Created by Philip Vendil on 2018-10-29.

Field Summary

Fields inherited from class org.lightningj.paywall.tokengenerator.BaseTokenGenerator

ALLOWED_CLOCK_SKEW, PREIMAGE_LENGTH

Constructor Summary

Constructors

Constructor and Description
SymmetricKeyTokenGenerator(SymmetricKeyManager keyManager)

Method Summary

Modifier and Type	Method and Description
java.lang.String	getIssuerName(java.lang.String context) Method to retrieve the issuer claim in generated JWT tokens.
protected void	populateJWEDecryptionAlgAndKey(TokenContext context, org.jose4j.jwe.JsonWebEncryption jwe) Method to set the encryption algorithm and key used to deencrypt the token.
protected void	populateJWEEncryptionAlgAndKey(TokenContext context, java.lang.String recipientSubject, org.jose4j.jwe.JsonWebEncryption jwe) Method to set the encryption algorithm and key used to encrypt the token.
protected void	populateJWSSignatureAlgAndKey(TokenContext context, org.jose4j.jws.JsonWebSignature jws) Populates the JWS Signature with HMAC_SHA256 and the used symmetric key.
protected void	populateJWSVerifyAlgAndKey(TokenContext context, org.jose4j.jws.JsonWebSignature jws) Populates the JWS Signature with HMAC_SHA256 whitelisting and the used symmetric key.

Methods inherited from class org.lightningj.paywall.tokengenerator.BaseTokenGenerator

generateInvoiceToken, generatePaymentToken, generateSettlementToken, generateToken, genPreImageData, getSecureRandom, parseToken

Methods inherited from class java.lang.Object

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

Constructor Detail

SymmetricKeyTokenGenerator

public SymmetricKeyTokenGenerator(SymmetricKeyManager keyManager)

Method Detail

populateJWSSignatureAlgAndKey

protected void populateJWSSignatureAlgAndKey(TokenContext context,
                                             org.jose4j.jws.JsonWebSignature jws)
                                      throws java.io.IOException,
                                             InternalErrorException

Populates the JWS Signature with HMAC_SHA256 and the used symmetric key.

Specified by:

populateJWSSignatureAlgAndKey in class BaseTokenGenerator

Parameters:

jws - the JsonWebSignature to populate.

context - the related token context.

Throws:

java.io.IOException - if communication problems occurred with underlying systems.

InternalErrorException - if internal error occurred accessing the symmetric key.

populateJWSVerifyAlgAndKey

protected void populateJWSVerifyAlgAndKey(TokenContext context,
                                          org.jose4j.jws.JsonWebSignature jws)
                                   throws java.io.IOException,
                                          InternalErrorException

Populates the JWS Signature with HMAC_SHA256 whitelisting and the used symmetric key.

Specified by:

populateJWSVerifyAlgAndKey in class BaseTokenGenerator

Parameters:

context - the related token context.

jws - the JsonWebSignature to populate.

Throws:

java.io.IOException - if communication problems occurred with underlying systems.

InternalErrorException - if internal error occurred accessing the symmetric key.

populateJWEEncryptionAlgAndKey

protected void populateJWEEncryptionAlgAndKey(TokenContext context,
                                              java.lang.String recipientSubject,
                                              org.jose4j.jwe.JsonWebEncryption jwe)
                                       throws java.io.IOException,
                                              InternalErrorException

Method to set the encryption algorithm and key used to encrypt the token.

Specified by:

populateJWEEncryptionAlgAndKey in class BaseTokenGenerator

Parameters:

context - the related token context.

recipientSubject - not used for symmetric token generator.

jwe - the encryption object to populate used algorithm and key for.

Throws:

java.io.IOException - if communication problems occurred with underlying systems.

InternalErrorException - if internal problem occurred setting the JWE properties.

populateJWEDecryptionAlgAndKey

protected void populateJWEDecryptionAlgAndKey(TokenContext context,
                                              org.jose4j.jwe.JsonWebEncryption jwe)
                                       throws java.io.IOException,
                                              InternalErrorException

Method to set the encryption algorithm and key used to deencrypt the token.

Specified by:

populateJWEDecryptionAlgAndKey in class BaseTokenGenerator

Parameters:

context - the related token context.

jwe - the encryption object to populate used algorithm and key for.

Throws:

java.io.IOException - if communication problems occurred with underlying systems.

InternalErrorException - if internal problem occurred setting the JWE properties.

getIssuerName

public java.lang.String getIssuerName(java.lang.String context)
                               throws InternalErrorException

Method to retrieve the issuer claim in generated JWT tokens.

Parameters:

context - the related token context.

Returns:

should return the issuer name set in the JWT token. Usually the signers key id.

Throws:

InternalErrorException - if internal problems occurred retrieving the issuer name for the given context.