class ActiveSupport::Cache::Entry

def should_compress?(value, options)
  if value && options[:compress]
    compress_threshold = options[:compress_threshold] || DEFAULT_COMPRESS_LIMIT
    serialized_value_size = (value.is_a?(String) ? value : Marshal.dump(value)).bytesize
    return true if serialized_value_size >= compress_threshold
  end
  false
end