Method cast

output/java_guava/1.4.17/Collections2.java:323–325

Used to avoid http://bugs.sun.com/view_bug.do?bug_id=6558557

(Iterable<T> iterable)

   */

  static <T> Collection<T> cast(Iterable<T> iterable) {
    return (Collection<T>) iterable;
  }

  static final Joiner STANDARD_JOINER = Joiner.on(", ").useForNull("null");