Method getTrueMask

classpath/java/util/BitSet.java:35–38

(int fromIndex, int toIndex)

  }

  private static long getTrueMask(int fromIndex, int toIndex) {
    int currentRange = toIndex - fromIndex;
    return (MASK >>> (BITS_PER_LONG - currentRange)) << (fromIndex % BITS_PER_LONG);
  }

  public BitSet(int bitLength) {
    if (bitLength % BITS_PER_LONG == 0) {