Method toArray

guava/src/com/google/common/collect/Iterables.java:288–292

Copies an iterable's elements into an array. @param iterable the iterable to copy @param type the type of the elements @return a newly-allocated array into which all the elements of the iterable have been copied

(
      Iterable<? extends T> iterable, Class<@NonNull T> type)

   * @return a newly-allocated array into which all the elements of the iterable have been copied
   */
  @GwtIncompatible // Array.newInstance(Class, int)
  public static <T extends @Nullable Object> T[] toArray(
      Iterable<? extends T> iterable, Class<@NonNull T> type) {
    return toArray(iterable, ObjectArrays.newArray(type, 0));
  }

  static <T extends @Nullable Object> T[] toArray(Iterable<? extends T> iterable, T[] array) {
    Collection<? extends T> collection = castOrCopyToCollection(iterable);