class FastCache::BasicRouter

  attr_reader :bucket_delegate, :hash_delegate

  def initialize(nodes, bucket_class = FastCache::ModulusBucket, hash_class = FastCache::CRC32)
    @nodes = nodes
    @bucket_delegate = bucket_class.new(nodes)
    @hash_delegate = hash_class
  end

  def each(&b)
    @nodes.each(&b)
  end

  def route(key, &b)
    digest = @hash_delegate.new(key.to_s).digest
    @bucket_delegate.select(digest.unpack('N').first, &b)
  end

end