public static ClickHouseInputStream of(URL... urls) {
        if (urls == null || urls.length == 0) {
            return EmptyInputStream.INSTANCE;
        }
        return of(Arrays.asList(urls), URL.class, null, ClickHouseDataConfig.getDefaultReadBufferSize(), null);
    }
Wraps the given URLs.

@param urls array of URL
@return non-null input stream
@see #of(Iterable, Class, Function, Runnable)
clickhouse-data/src/main/java/com/clickhouse/data/ClickHouseInputStream.java