Polling

ruby polling library

Installation

Add this line to your application's Gemfile:

gem 'polling'

Or install it yourself as:

$ gem install polling

Usage

New Interface

require 'polling'
Polling.start 10 do
  puts "test"
  sleep 2
end

result

#[debug]=> start: 2012-11-16 19:47:36 +0900
#[debug]=> sleep 23.980872869491577seconds (until 2012-11-16 19:48:00 +0900)
test
#[debug]=> sleep 7.999034881591797seconds (until 2012-11-16 19:48:10 +0900)
test
#[debug]=> sleep 7.999000072479248seconds (until 2012-11-16 19:48:20 +0900)
test
#[debug]=> sleep 7.998318195343018seconds (until 2012-11-16 19:48:30 +0900)
test
#[debug]=> sleep 7.998938083648682seconds (until 2012-11-16 19:48:40 +0900)
test
#[debug]=> sleep 7.999677896499634seconds (until 2012-11-16 19:48:50 +0900)
test
#[debug]=> sleep 7.998055934906006seconds (until 2012-11-16 19:49:00 +0900)
test
#[debug]=> sleep 7.998072147369385seconds (until 2012-11-16 19:49:10 +0900)

set offset

require 'polling'
Polling.setting offset: 30
Polling.start 5 do
  puts "exec sleep 2"
  sleep 2
end

result

#[debug]=> start: 2013-03-24 23:38:25 +0900                                 
#[debug]=> sleep 4.086651802062988seconds (until 2013-03-24 23:38:30 +0900) 
2013-03-24 23:38:30 +0900                                        
exec sleep 2                                                     
#[debug]=> sleep 2.9990789890289307seconds (until 2013-03-24 23:38:35 +0900)
2013-03-24 23:38:35 +0900                                        
exec sleep 2                                                     
#[debug]=> sleep 2.9979379177093506seconds (until 2013-03-24 23:38:40 +0900)
2013-03-24 23:38:40 +0900                                        
exec sleep 2                                                     
#[debug]=> sleep 2.9986801147460938seconds (until 2013-03-24 23:38:45 +0900)
2013-03-24 23:38:45 +0900                                        
exec sleep 2                                                     
#[debug]=> sleep 2.998732089996338seconds (until 2013-03-24 23:38:50 +0900) 

Async run

Polling.async_run 5 do
  puts "exec sleep 2" 
  sleep 2             
  puts Time.now       
end                   

async run result

#[debug]=> start: 2013-03-31 07:17:58 +0900                       
exec sleep 2                                           
2013-03-31 07:18:00 +0900                              
#[debug]=> sleep 2.998924seconds (until 2013-03-31 07:18:03 +0900)
exec sleep 2                                           
2013-03-31 07:18:05 +0900                              
#[debug]=> sleep 2.999263seconds (until 2013-03-31 07:18:08 +0900)
exec sleep 2                                           
2013-03-31 07:18:10 +0900                              
#[debug]=> sleep 2.998978seconds (until 2013-03-31 07:18:13 +0900)

debug

require 'polling'
Polling.setting offset: 5, debug: true
Polling.start 5 do
  puts "test"
  sleep 2
end

or

require 'polling'
Polling.start 5,true do
  puts "test"
  sleep 2
end

Time which can be set up

• 1 or other integer
• "5s" or like string type [s|m|h|d]
• [0,10,20,30,40,50] array class

It starts at per minute 0 second.

time = [0,10,20,30,40,50]
Polling::run time, debug=true do
  puts "test"
  sleep 2
end

setting parameters

• offset: Integer
• debug: Boolean
• print_start_time: Boolean

Copyright

Copyright (c) 2012-2014, hiro-su All rights reserved.