Class: EZMQ::Publisher

Inherits:
Socket
  • Object
show all
Defined in:
lib/ezmq.rb

Overview

Publish socket that broadcasts messages with an optional topic.

Instance Attribute Summary

Attributes inherited from Socket

#context, #decode, #encode, #socket

Instance Method Summary (collapse)

Methods inherited from Socket

#bind, #connect, #receive

Constructor Details

- (Publisher) initialize(**options)

Creates a new Publisher socket.

Parameters:

  • options (Hash) —

    optional parameters.

See Also:



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# File 'lib/ezmq.rb', line 186

def initialize(**options)
  super :bind, ZMQ::PUB, options
end

Instance Method Details

- (Fixnum) send(message = '', topic: '', **options)

Sends a message on the socket, with an optional topic.

Parameters:

  • message (String) (defaults to: '') —

    the message to send.

  • topic (String) —

    an optional topic for the message.

  • options (Hash) —

    optional parameters.

Options Hash (**options):

  • encode (lambda) —

    how to encode the message.

Returns:

  • (Fixnum) —

    the size of the message.



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# File 'lib/ezmq.rb', line 199

def send(message = '', topic: '', **options)
  @socket.send_string "#{ topic } #{ (options[:encode] || @encode).call message }"
end