presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/backup/HttpBackupModule.java/HttpBackupModule/createBackupUriSupplier
class HttpBackupModule:    @Provides
    @Singleton
    @ForHttpBackup
    public Supplier<URI> createBackupUriSupplier(HttpBackupConfig config)
    {
        URI uri = config.getUri();
        return () -> uri;
    }