@Override
    public void deleteTokens(final String username) {
        storage.invalidate(username);
    }
This is {@link InMemoryPasswordlessTokenRepository}.

@author Misagh Moayyed
@since 5.3.0
support/cas-server-support-passwordless-api/src/main/java/org/apereo/cas/impl/token/InMemoryPasswordlessTokenRepository.java