Sha256: 72a69475f92f21918de51d10c74ba0c837c2bfc1aa04e84131c76f787746a882
Contents?: true
Size: 831 Bytes
Versions: 317
Compression:
Stored size: 831 Bytes
Contents
require 'concurrent/thread_safe/util'
require 'concurrent/tuple'
module Concurrent
# @!visibility private
module ThreadSafe
# @!visibility private
module Util
# @!visibility private
class PowerOfTwoTuple < Concurrent::Tuple
def initialize(size)
raise ArgumentError, "size must be a power of 2 (#{size.inspect} provided)" unless size > 0 && size & (size - 1) == 0
super(size)
end
def hash_to_index(hash)
(size - 1) & hash
end
def volatile_get_by_hash(hash)
volatile_get(hash_to_index(hash))
end
def volatile_set_by_hash(hash, value)
volatile_set(hash_to_index(hash), value)
end
def next_in_size_table
self.class.new(size << 1)
end
end
end
end
end
Version data entries
317 entries across 291 versions & 59 rubygems