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.



12
13
14
15
 
# File 'lib/zmachine/zmq_channel.rb', line 12

def initialize
  super
  @raw = true
end

Instance Method Details

#accept ⇒ Object 



33
34
35
36
 
# File 'lib/zmachine/zmq_channel.rb', line 33

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

#bind(address, type) ⇒ Object 



21
22
23
24
25
26
27
 
# File 'lib/zmachine/zmq_channel.rb', line 21

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) 


29
30
31
 
# File 'lib/zmachine/zmq_channel.rb', line 29

def bound?
  @bound
end

#can_recv? ⇒ Boolean

see comment in ConnectionManager#process

Returns:

  • (Boolean) 


84
85
86
 
# File 'lib/zmachine/zmq_channel.rb', line 84

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

#close! ⇒ Object 



67
68
69
70
71
72
73
 
# File 'lib/zmachine/zmq_channel.rb', line 67

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) 


75
76
77
 
# File 'lib/zmachine/zmq_channel.rb', line 75

def closed?
  @closed
end

#connect(address, type) ⇒ Object 



38
39
40
41
42
43
 
# File 'lib/zmachine/zmq_channel.rb', line 38

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) 


55
56
57
 
# File 'lib/zmachine/zmq_channel.rb', line 55

def connected?
  @connected
end

#connection_pending? ⇒ Boolean

Returns:

  • (Boolean) 


45
46
47
 
# File 'lib/zmachine/zmq_channel.rb', line 45

def connection_pending?
  @connection_pending
end

#finish_connecting ⇒ Object 



49
50
51
52
53
 
# File 'lib/zmachine/zmq_channel.rb', line 49

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) 


79
80
81
 
# File 'lib/zmachine/zmq_channel.rb', line 79

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

#read_inbound_data ⇒ Object 



59
60
61
62
63
64
65
 
# File 'lib/zmachine/zmq_channel.rb', line 59

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 



17
18
19
 
# File 'lib/zmachine/zmq_channel.rb', line 17

def selectable_fd
  @socket.fd
end