private Set<String> allIgnoredKeys(Set<IgnoredKey> artifactSpecificKeys) {
        if (config.getIgnoredKeys().isEmpty()) {
            return artifactSpecificKeys.stream().map(IgnoredKey::getKeyId).collect(Collectors.toSet());
        } else {
            if (artifactSpecificKeys.isEmpty()) {
                return config.getIgnoredKeys().stream().map(IgnoredKey::getKeyId).collect(Collectors.toSet());
            }

    public List<TrustedArtifact> getTrustedArtifacts() {
        return trustedArtifacts;
    }

    public List<URI> getKeyServers() {
        return keyServers;
    }

    public Set<IgnoredKey> getIgnoredKeys() {
        return ignoredKeys;
    }

    public List<TrustedKey> getTrustedKeys() {
        return trustedKeys;
    }

    public boolean isUseKeyServers() {
        return useKeyServers;
    }

        writer.endElement();
    }

    private void writIgnoredKeys(DependencyVerificationConfiguration configuration) throws IOException {
        Set<IgnoredKey> ignoredKeys = configuration.getIgnoredKeys();
        if (!ignoredKeys.isEmpty()) {
            writer.startElement(IGNORED_KEYS);
            ignoredKeys.stream().sorted().forEach(ignoredKey -> {
                try {

            .getTrustedKeys()
            .stream()
            .map(DependencyVerificationConfiguration.TrustedKey::getKeyId)
            .forEach(keysToExport::add);
        verifier.getConfiguration()
            .getIgnoredKeys()
            .stream()
            .map(IgnoredKey::getKeyId)
            .forEach(keysToExport::add);
        verifier.getVerificationMetadata()
            .stream()