Sha256: 51e05b2c44edec3b29174139f4599993196f538065c7c842884907a896aaf66a
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Size: 1.23 KB
Versions: 6
Compression:
Stored size: 1.23 KB
Contents
module EventMachine
# Creates a one-time timer
#
# timer = EventMachine::Timer.new(5) do
# # this will never fire because we cancel it
# end
# timer.cancel
#
class Timer
# Create a new timer that fires after a given number of seconds
def initialize interval, callback=nil, &block
@signature = EventMachine::add_timer(interval, callback || block)
end
# Cancel the timer
def cancel
EventMachine.send :cancel_timer, @signature
end
end
# Creates a periodic timer
#
# n = 0
# timer = EventMachine::PeriodicTimer.new(5) do
# puts "the time is #{Time.now}"
# timer.cancel if (n+=1) > 5
# end
#
class PeriodicTimer
# Create a new periodic timer that executes every interval seconds
def initialize interval, callback=nil, &block
@interval = interval
@code = callback || block
schedule
end
# Cancel the periodic timer
def cancel
@cancelled = true
end
# Fire the timer every interval seconds
attr_accessor :interval
def schedule # :nodoc:
EventMachine::add_timer @interval, proc {self.fire}
end
def fire # :nodoc:
unless @cancelled
@code.call
schedule
end
end
end
end
Version data entries
6 entries across 6 versions & 3 rubygems