Method flush

lib/java/io/FilterOutputStream.java:86–89

Ensures that all pending data is sent out to the target stream. This implementation flushes the target stream. @throws IOException if an error occurs attempting to flush this stream.

()

     *             if an error occurs attempting to flush this stream.
     */
    @Override
    public void flush() throws IOException {
        out.flush();
    }

    /**
     * Writes the entire contents of the byte array {@code buffer} to this