private void putByteArray1(byte[] array, int offset, int length) {
        ensureFit(length + 2);
        int index = _size;
        _bytes[index++] = CLASS_ARRAY;
        _bytes[index++] = TYPE_BYTE;
        System.arraycopy(array, offset, _bytes, index, length);
        _size = index + length;
        endVariableSizeItem(length + 2);
    }