Contents

require "concurrent/map"

module LaunchDarkly
  #
  # A thread-safe in-memory store suitable for use with the Faraday caching HTTP client. Uses the
  # concurrent-ruby gem's Map as the underlying cache.
  #
  # @see https://github.com/plataformatec/faraday-http-cache
  # @see https://github.com/ruby-concurrency
  #
  class ThreadSafeMemoryStore
    #
    # Default constructor
    #
    # @return [ThreadSafeMemoryStore] a new store
    def initialize
      @cache = Concurrent::Map.new
    end

    #
    # Read a value from the cache
    # @param key [Object] the cache key
    #
    # @return [Object] the cache value
    def read(key)
      @cache[key]
    end

    #
    # Store a value in the cache
    # @param key [Object] the cache key
    # @param value [Object] the value to associate with the key
    #
    # @return [Object] the value
    def write(key, value)
      @cache[key] = value
    end

    #
    # Delete a value in the cache
    # @param key [Object] the cache key
    def delete(key)
      @cache.delete(key)
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
ldclient-rb-5.4.3	lib/ldclient-rb/cache_store.rb
ldclient-rb-5.4.2	lib/ldclient-rb/cache_store.rb