scala_compat.rb

module Java::ScalaCollection::TraversableOnce
  include Enumerable

  def each(&f)
    foreach(f)
  end

  # Cribbed from
  # https://github.com/scala/scala/blob/v2.9.2/src/library/scala/collection/TraversableOnce.scala#L231
  def to_a
    result = java.lang.Object[length].new
    copyToArray(result, 0)
    result.to_a
  end

end