44 lines
1.2 KiB
Ruby
44 lines
1.2 KiB
Ruby
# Copyright (C) 2008 10gen Inc.
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License, version 3, as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
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# for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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require 'mongo/util/uuid'
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module XGen
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module Mongo
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module Driver
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class ObjectID
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UUID_STRING_LENGTH = 24
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@@uuid_generator = UUID.new
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# String UUID
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attr_reader :uuid
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# +uuid+ is a string. If nil, a new UUID will be generated.
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def initialize(uuid=nil)
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# The Babble server expects 12-byte (24 hex character) keys, which
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# is why we throw away part of the UUID.
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@uuid ||= @@uuid_generator.generate(:compact).sub(/(.{12}).{8}(.{12})/, '\1\2')
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end
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def to_s
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@uuid
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end
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end
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end
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end
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end
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