OrdinalDomain.java 文件源码

/**
 * Iterator over all present inhabitants of ordinal domain.
 * @return snapshot iterator of elements in ordinal domain.
 */
@Override
public Iterator<E> iterator() {
  return new AbstractIterator<E>() {
    private final int length = length();
    private int index = 0;

    @Override
    protected E computeNext() {
      int p = index++;
      if (p < length) {
        return get(p);
      }
      return endOfData();
    }
  };
}