How to use

BasicCredentialMetaData

in

org.apereo.cas.authentication.metadata

/**
 * Helper method to construct a handler result
 * on successful authentication events.
 *
 * @param credential the credential on which the authentication was successfully performed.
 *                   Note that this credential instance may be different from what was originally provided
 *                   as transformation of the username may have occurred, if one is in fact defined.
 * @param principal  the resolved principal
 * @param warnings   the warnings
 * @return the constructed handler result
 */
protected AuthenticationHandlerExecutionResult createHandlerResult(final @NonNull Credential credential,
                                  final @NonNull Principal principal,
                                  final List<MessageDescriptor> warnings) {
  return new DefaultAuthenticationHandlerExecutionResult(this, new BasicCredentialMetaData(credential), principal, warnings);
}

  /**
   * Helper method to construct a handler result
   * on successful authentication events.
   *
   * @param credential the credential on which the authentication was successfully performed.
   *                   Note that this credential instance may be different from what was originally provided
   *                   as transformation of the username may have occurred, if one is in fact defined.
   * @param principal  the resolved principal
   * @return the constructed handler result
   */
  protected AuthenticationHandlerExecutionResult createHandlerResult(final @NonNull Credential credential,
                                    final @NonNull Principal principal) {
    return new DefaultAuthenticationHandlerExecutionResult(this, new BasicCredentialMetaData(credential),
      principal, new ArrayList<>(0));
  }
}

@Override
public AuthenticationHandlerExecutionResult authenticate(final Credential credential) throws GeneralSecurityException {
  val c = (OpenIdCredential) credential;
  val t = this.ticketRegistry.getTicket(c.getTicketGrantingTicketId(), TicketGrantingTicket.class);
  if (t == null || t.isExpired()) {
    throw new FailedLoginException("Ticket-granting ticket is null or expired.");
  }
  val principal = t.getAuthentication().getPrincipal();
  if (!principal.getId().equals(c.getUsername())) {
    throw new FailedLoginException("Principal ID mismatch");
  }
  return new DefaultAuthenticationHandlerExecutionResult(this, new BasicCredentialMetaData(c), principal);
}

  throw new FailedLoginException("Principal is null, the processing of the SPNEGO Token failed");
return new DefaultAuthenticationHandlerExecutionResult(this, new BasicCredentialMetaData(credential), spnegoCredential.getPrincipal());

credentials.forEach(cred -> builder.addCredential(new BasicCredentialMetaData(cred)));

val metadata = new BasicCredentialMetaData(new BasicIdentifiableCredential(profile.getId()));
val handlerResult = new DefaultAuthenticationHandlerExecutionResult(authenticator, metadata, newPrincipal, new ArrayList<>());
val scopes = CollectionUtils.toCollection(context.getRequest().getParameterValues(OAuth20Constants.SCOPE));

  throw new FailedLoginException();
return new DefaultAuthenticationHandlerExecutionResult(this, new BasicCredentialMetaData(ntlmCredential), ntlmCredential.getPrincipal());