Method copyInto

output/java_guava/1.4.18/FluentIterable.java:820–831

Copies all the elements from this fluent iterable to collection. This is equivalent to calling Iterables.addAll(collection, this). Stream equivalent: stream.forEachOrdered(collection::add) or stream.forEach(collection::add). @param collection the c

(C collection)

   */

  @CanIgnoreReturnValue
  public final <C extends Collection<? super E>> C copyInto(C collection) {
    checkNotNull(collection);
    if (iterable instanceof Collection) {
      collection.addAll(Collections2.cast(iterable));
    } else {
      for (E item : iterable) {
        collection.add(item);
      }
    }
    return collection;
  }

  /**
   * Returns a {@link String} containing all of the elements of this fluent iterable joined with