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Class: DRb::TimerIdConv

Relationships & Source Files
Namespace Children
Classes:
TimerHolder2
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, DRbIdConv
Instance Chain:
self, DRbIdConv
Inherits: DRb::DRbIdConv
Defined in: lib/drb/timeridconv.rb

Overview

Timer id conversion keeps objects alive for a certain amount of time after their last access. The default time period is 600 seconds and can be changed upon initialization.

To use TimerIdConv:

DRb.install_id_conv TimerIdConv.new 60 # one minute

Class Method Summary

Instance Method Summary

DRbIdConv - Inherited

#to_id

Convert an object into a reference id.
#to_obj

Convert an object reference id to an object.

Constructor Details

.new(keeping = 600) ⇒ TimerIdConv

Creates a new TimerIdConv which will hold objects for keeping seconds.

[ GitHub ] 

  


# File 'lib/drb/timeridconv.rb', line 80



def initialize(keeping=600)
  @holder = TimerHolder2.new(keeping)
end


  







Instance Method Details



  

    #to_id(obj)  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/drb/timeridconv.rb', line 91



def to_id(obj) # :nodoc:
  return @holder.add(obj)
end


  








  

    #to_obj(ref)  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/drb/timeridconv.rb', line 84



def to_obj(ref) # :nodoc:
  return super if ref.nil?
  @holder.fetch(ref)
rescue TimerHolder2::InvalidIndexError
  raise "invalid reference"
end