class Concurrent::JavaCountDownLatch

@!macro count_down_latch

def count

@!macro count_down_latch_method_count 
def count
  @latch.getCount
end

def count_down

@!macro count_down_latch_method_count_down 
def count_down
  @latch.countDown
end

def initialize(count)

@!macro count_down_latch_method_initialize 
def initialize(count)
  unless count.is_a?(Fixnum) && count >= 0
    raise ArgumentError.new('count must be in integer greater than or equal zero')
  end
  @latch = java.util.concurrent.CountDownLatch.new(count)
end

def wait(timeout = nil)

@!macro count_down_latch_method_wait 
def wait(timeout = nil)
  if timeout.nil?
    @latch.await
    true
  else
    @latch.await(1000 * timeout, java.util.concurrent.TimeUnit::MILLISECONDS)
  end
end