Method checkNonnegative

output/java_guava/1.4.19/Iterators.java:827–831

(int position)

  static void checkNonnegative(int position) {
    if (position < 0) {
      throw new IndexOutOfBoundsException("position (" + position + ") must not be negative");
    }
  }

  /**
   * Advances {@code iterator} {@code position + 1} times, returning the