Method flip

Ports/CLDC11/src/java/util/BitSet.java:606–621

(int pos)

    ///
    /// - #flip(int, int)
    public void flip(int pos) {
        if (pos < 0) {
            throw new IndexOutOfBoundsException("" + pos);
        }

        int len = (pos >> OFFSET) + 1;
        if (len > bits.length) {
            growLength(len);
        }
        bits[len - 1] ^= TWO_N_ARRAY[pos & RIGHT_BITS];
        if (len > actualArrayLength) {
            actualArrayLength = len;
        }
        isLengthActual = !((actualArrayLength > 0) && (bits[actualArrayLength - 1] == 0));
        needClear();
    }

    /// Flips the bits starting from `pos1` to `pos2`. Grows the
    /// `BitSet` if `pos2 > size`.