Method nextBit

classpath/java/util/BitSet.java:181–206

(int fromIndex, boolean bitClear)

  }

  private int nextBit(int fromIndex, boolean bitClear) {
    int pos = longPosition(fromIndex);
    if (pos >= bits.length) {
      return -1;
    }
    int current = fromIndex;
    do {
      long currValue = bits[pos];
      if (currValue == 0) {
        pos++;
        current = pos << BITS_PER_LONG_SHIFT;
      } else {
        do {
          long bitPos = bitPosition(current);
          if (((currValue & bitPos) != 0) ^ bitClear) {
            return current;
          } else {
            current++;
          }
        } while (current % BITS_PER_LONG != 0);
      }
      pos++;
    } while (pos < bits.length);

    return -1;
  }

  public int nextClearBit(int fromIndex) {
    return nextBit(fromIndex, true);