presto-hive/src/main/java/io/prestosql/plugin/hive/gcs/GcsConfigurationProvider.java/GcsConfigurationProvider/updateConfiguration
class GcsConfigurationProvider:    @Override
    public void updateConfiguration(Configuration configuration, HdfsContext context, URI uri)
    {
        if (!uri.getScheme().equals(GoogleCloudStorageFileSystem.SCHEME)) {
            return;
        }

        String accessToken = context.getIdentity().getExtraCredentials().get(GCS_OAUTH_KEY);
        if (accessToken != null) {
            configuration.set(GCS_ACCESS_TOKEN_CONF, accessToken);
            setCacheKey(configuration, accessToken);
        }
    }