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#-- vim:sw=2:et
#++
#
# :title: TokyoCabinet B+Tree registry implementation
#
# TokyoCabinet is a "modern implementation of the DBM".
# http://fallabs.com/tokyocabinet/
#
require 'tokyocabinet'
module Irc
class Bot
class Registry
class TokyoCabinetAccessor < AbstractAccessor
def initialize(filename)
super filename + '.tdb'
end
def registry
super
unless @registry
@registry = TokyoCabinet::BDB.new
@registry.open(@filename,
TokyoCabinet::BDB::OREADER |
TokyoCabinet::BDB::OCREAT |
TokyoCabinet::BDB::OWRITER)
end
@registry
end
def flush
return unless @registry
@registry.sync
end
def optimize
return unless @registry
@registry.optimize
end
def delete(key)
return default unless dbexists?
value = self[key]
registry.delete(key.to_s)
value # return deleted value if success
end
end
end # Registry
end # Bot
end # Irc
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