Class: ZMachine::ZMQChannel

Inherits:
Channel
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/zmachine/zmq_channel.rb

Instance Attribute Summary

Attributes inherited from Channel

#raw, #socket

Instance Method Summary collapse

Methods inherited from Channel

#can_send?, #close, #send_data, #write_outbound_data

Constructor Details

#initialize ⇒ ZMQChannel

Returns a new instance of ZMQChannel.



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# File 'lib/zmachine/zmq_channel.rb', line 27

def initialize
  super
  @raw = true
end

Instance Method Details

#accept ⇒ Object 



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# File 'lib/zmachine/zmq_channel.rb', line 48

def accept
  ZMachine.logger.debug("zmachine:zmq_channel:#{__method__}", channel: self) if ZMachine.debug
  self
end

#bind(address, type) ⇒ Object 



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# File 'lib/zmachine/zmq_channel.rb', line 36

def bind(address, type)
  ZMachine.logger.debug("zmachine:zmq_channel:#{__method__}", channel: self) if ZMachine.debug
  @bound = true
  @connected = true
  @socket = ZContext.create_socket(type)
  @socket.bind(address)
end

#bound? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zmachine/zmq_channel.rb', line 44

def bound?
  @bound
end

#can_recv? ⇒ Boolean

see comment in ConnectionManager#process

Returns:

  • (Boolean) 


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# File 'lib/zmachine/zmq_channel.rb', line 99

def can_recv?
  @socket.events & ZMQ::Poller::POLLIN == ZMQ::Poller::POLLIN
end

#close! ⇒ Object 



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# File 'lib/zmachine/zmq_channel.rb', line 82

def close!
  ZMachine.logger.debug("zmachine:zmq_channel:#{__method__}", channel: self) if ZMachine.debug
  @closed = true
  @connected = false
  @bound = false
  ZContext.destroy_socket(@socket)
end

#closed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zmachine/zmq_channel.rb', line 90

def closed?
  @closed
end

#connect(address, type) ⇒ Object 



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# File 'lib/zmachine/zmq_channel.rb', line 53

def connect(address, type)
  ZMachine.logger.debug("zmachine:zmq_channel:#{__method__}", channel: self) if ZMachine.debug
  @connection_pending = true
  @socket = ZContext.create_socket(type)
  @socket.connect(address)
end

#connected? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zmachine/zmq_channel.rb', line 70

def connected?
  @connected
end

#connection_pending? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zmachine/zmq_channel.rb', line 60

def connection_pending?
  @connection_pending
end

#finish_connecting ⇒ Object 



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# File 'lib/zmachine/zmq_channel.rb', line 64

def finish_connecting
  ZMachine.logger.debug("zmachine:zmq_channel:#{__method__}", channel: self) if ZMachine.debug
  return unless connection_pending?
  @connected = true
end

#peer ⇒ Object

Raises:

  • (RuntimeError) 


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# File 'lib/zmachine/zmq_channel.rb', line 94

def peer
  raise RuntimeError.new("ZMQChannel has no peer")
end

#read_inbound_data ⇒ Object 



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# File 'lib/zmachine/zmq_channel.rb', line 74

def read_inbound_data
  ZMachine.logger.debug("zmachine:zmq_channel:#{__method__}", channel: self) if ZMachine.debug
  return nil unless can_recv?
  data = ZMsg.recv_msg(@socket)
  data = String.from_java_bytes(data.first.data) unless @raw
  data
end

#selectable_fd ⇒ Object 



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# File 'lib/zmachine/zmq_channel.rb', line 32

def selectable_fd
  @socket.fd
end