mon_try_enter

# File lib/monitor.rb, line 193
  def mon_try_enter
    result = false
    Thread.critical = true
    if @mon_owner.nil?
      @mon_owner = Thread.current
    end
    if @mon_owner == Thread.current
      @mon_count += 1
      result = true
    end
    Thread.critical = false
    return result
  end