Gecko [ fernandoquevedodop.com ]

Name	Size	Permission
memcached	[ DIR ]	drwxr-xr-x
mongo	[ DIR ]	drwxr-xr-x
activerecord.rb	4.47 KB	-rw-r--r--
cassandra.rb	3.37 KB	-rw-r--r--
client.rb	2.05 KB	-rw-r--r--
cookie.rb	967 B	-rw-r--r--
couch.rb	3.85 KB	-rw-r--r--
datamapper.rb	2.34 KB	-rw-r--r--
daybreak.rb	1.17 KB	-rw-r--r--
dbm.rb	615 B	-rw-r--r--
file.rb	3.18 KB	-rw-r--r--
fog.rb	1.54 KB	-rw-r--r--
gdbm.rb	606 B	-rw-r--r--
hbase.rb	3.06 KB	-rw-r--r--
leveldb.rb	929 B	-rw-r--r--
lmdb.rb	2.17 KB	-rw-r--r--
localmemcache.rb	766 B	-rw-r--r--
lruhash.rb	2.69 KB	-rw-r--r--
memcached.rb	385 B	-rw-r--r--
memory.rb	450 B	-rw-r--r--
mongo.rb	225 B	-rw-r--r--
null.rb	668 B	-rw-r--r--
pstore.rb	1.97 KB	-rw-r--r--
redis.rb	2.35 KB	-rw-r--r--
restclient.rb	1.31 KB	-rw-r--r--
riak.rb	1.69 KB	-rw-r--r--
sdbm.rb	606 B	-rw-r--r--
sequel.rb	3.74 KB	-rw-r--r--
sqlite.rb	2.68 KB	-rw-r--r--
tdb.rb	609 B	-rw-r--r--
tokyocabinet.rb	1.38 KB	-rw-r--r--
tokyotyrant.rb	3.24 KB	-rw-r--r--
yaml.rb	238 B	-rw-r--r--

Code Editor : lruhash.rb

module Moneta
  module Adapters
    # LRUHash backend
    #
    # Based on Hashery::LRUHash but simpler and measures both memory usage and hash size.
    #
    # @api public
    class LRUHash
      include Defaults
      include IncrementSupport
      include CreateSupport

DEFAULT_MAX_SIZE = 1024000
      DEFAULT_MAX_COUNT = 10240

# @param [Hash] options
      # @option options [Integer] :max_size (1024000) Maximum byte size of all values, nil disables the limit
      # @option options [Integer] :max_value (options[:max_size]) Maximum byte size of one value, nil disables the limit
      # @option options [Integer] :max_count (10240) Maximum number of values, nil disables the limit
      def initialize(options = {})
        @max_size = options.fetch(:max_size) { DEFAULT_MAX_SIZE }
        @max_count = options.fetch(:max_count) { DEFAULT_MAX_COUNT }
        @max_value = [options[:max_value], @max_size].compact.min
        clear
      end

# (see Proxy#key?)
      def key?(key, options = {})
        @entry.key?(key)
      end

# (see Proxy#load)
      def load(key, options = {})
        if entry = @entry[key]
          entry.insert_after(@list)
          entry.value
        end
      end

# (see Proxy#store)
      def store(key, value, options = {})
        if @max_value && value.bytesize > @max_value
          delete(key)
        else
          if entry = @entry[key]
            @size -= entry.value.bytesize if @max_size
          else
            @entry[key] = entry = Entry.new
            entry.key = key
          end
          entry.value = value
          @size += entry.value.bytesize if @max_size
          entry.insert_after(@list)
          delete(@list.prev.key) while @list.next != @list.prev && (@max_size && @size > @max_size || @max_count && @entry.size > @max_count)
        end
        value
      end

# (see Proxy#delete)
      def delete(key, options = {})
        if entry = @entry.delete(key)
          @size -= entry.value.bytesize if @max_size
          entry.unlink
          entry.value
        end
      end

# (see Proxy#clear)
      def clear(options = {})
        @entry, @size = {}, 0
        @list = Entry.new
        @list.prev = @list.next = @list
        self
      end

private

class Entry
        attr_accessor :key, :value, :prev, :next

def unlink
          @prev.next = @next if @prev
          @next.prev = @prev if @next
          @prev = @next = nil
        end

def insert_after(entry)
          if entry.next != self
            unlink
            @next = entry.next
            @prev = entry
            entry.next.prev = self
            entry.next = self
          end
        end
      end
    end
  end
end

${this.title}

Code Editor : lruhash.rb