class Rufus::Scheduler

def start
  @stopped = false
  @scheduler_thread = Thread.new do
    Thread.current[:name] = @thread_name
    if defined?(JRUBY_VERSION)
      require 'java'
      java.lang.Thread.current_thread.name = @thread_name
    end
    loop do
      break if @stopped
      t0 = Time.now.to_f
      step
      d = Time.now.to_f - t0 # + @correction
      next if d > @precision
      sleep(@precision - d)
    end
  end
end