module EventMachine::Protocols::ObjectProtocol

ObjectProtocol allows for easy communication using marshaled ruby objects

module RubyServer
  include EM::P::ObjectProtocol

  def receive_object obj
    send_object({'you said' => obj})
  end
end

Public Instance Methods

receive_data(data) click to toggle source

@private

# File lib/em/protocols/object_protocol.rb, line 21
def receive_data data
  (@buf ||= '') << data

  while @buf.size >= 4
    if @buf.size >= 4+(size=@buf.unpack('N').first)
      @buf.slice!(0,4)
      receive_object serializer.load(@buf.slice!(0,size))
    else
      break
    end
  end
end
receive_object(obj) click to toggle source

Invoked with ruby objects received over the network

# File lib/em/protocols/object_protocol.rb, line 35
def receive_object obj
  # stub
end
send_object(obj) click to toggle source

Sends a ruby object over the network

# File lib/em/protocols/object_protocol.rb, line 40
def send_object obj
  data = serializer.dump(obj)
  send_data [data.respond_to?(:bytesize) ? data.bytesize : data.size, data].pack('Na*')
end
serializer() click to toggle source

By default returns Marshal, override to return JSON or YAML, or any other serializer/deserializer responding to dump and load.

# File lib/em/protocols/object_protocol.rb, line 16
def serializer
  Marshal
end