Gecko [ primetaxinc.net ]

Name	Size	Permission
acl.rb	2.58 KB	-rw-r--r--
drb.rb	52.2 KB	-rw-r--r--
eq.rb	253 B	-rw-r--r--
extserv.rb	1.06 KB	-rw-r--r--
extservm.rb	1.6 KB	-rw-r--r--
gw.rb	1.88 KB	-rw-r--r--
invokemethod.rb	775 B	-rw-r--r--
observer.rb	369 B	-rw-r--r--
ssl.rb	4.9 KB	-rw-r--r--
timeridconv.rb	1.47 KB	-rw-r--r--
unix.rb	2.43 KB	-rw-r--r--

Code Editor : timeridconv.rb

require 'drb/drb'
require 'monitor'

module DRb
  class TimerIdConv < DRbIdConv
    class TimerHolder2
      include MonitorMixin

class InvalidIndexError < RuntimeError; end

def initialize(timeout=600)
	super()
	@sentinel = Object.new
	@gc = {}
	@curr = {}
	@renew = {}
	@timeout = timeout
	@keeper = keeper
      end

def add(obj)
	synchronize do 
	  key = obj.__id__
	  @curr[key] = obj
	  return key
	end
      end

def fetch(key, dv=@sentinel)
	synchronize do 
	  obj = peek(key)
	  if obj == @sentinel
	    return dv unless dv == @sentinel
	    raise InvalidIndexError
	  end
	  @renew[key] = obj # KeepIt
	  return obj
	end
      end

def include?(key)
	synchronize do 
	  obj = peek(key)
	  return false if obj == @sentinel
	  true
	end
      end

def peek(key)
	synchronize do 
	  return @curr.fetch(key, @renew.fetch(key, @gc.fetch(key, @sentinel)))
	end
      end

private
      def alternate
	synchronize do
	  @gc = @curr       # GCed
	  @curr = @renew
	  @renew = {}
	end
      end

def keeper
	Thread.new do
	  loop do
	    size = alternate
	    sleep(@timeout)
	  end
	end
      end
    end

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

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

def to_id(obj)
      return @holder.add(obj)
    end
  end
end

# DRb.install_id_conv(TimerIdConv.new)

${this.title}

Code Editor : timeridconv.rb