class Protobuf::Rpc::Env

def self.hash_accessor(*names) #:nodoc:

:nodoc:

config.app #=> Bar
config[:app] = Bar

config[:app] #=> Foo
config.app = Foo
config = Config.new

end
hash_accessor :app
class Config < Hash

Creates an accessor that simply sets and reads a key in the hash: 
def self.hash_accessor(*names) #:nodoc:
  names.each do |name|
    name_str = name.to_s.freeze
    define_method name do
      self[name_str]
    end
    define_method "#{name}=" do |value|
      self[name_str] = value
    end
    define_method "#{name}?" do
      !self[name_str].nil?
    end
  end
end

def initialize(options = {}) 

def initialize(options = {})
  merge!(options)
  self['worker_id'] = ::Thread.current.object_id.to_s(16)
end