Class: MQTT::SN::Packet::Subscribe

Inherits:
Packet
  • Object
show all
Defined in:
lib/mqtt/sn/packet.rb

Constant Summary collapse

DEFAULTS = 
{
  id: 0x00,
  topic_id_type: :normal
}.freeze

Constants inherited from Packet

Packet::ATTR_DEFAULTS

Instance Attribute Summary collapse

Attributes inherited from Packet

#body_length, #flags, #version

Instance Method Summary collapse

Methods inherited from Packet

create_from_header, #dup, #initialize, #inspect, #message_id, #message_id=, parse, parse_header, read, read_byte, #to_s, #type_id, #type_name, #update_attributes, #validate_flags

Constructor Details

This class inherits a constructor from MQTT::Packet

Instance Attribute Details

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/mqtt/sn/packet.rb', line 491

def id
  @id
end

#topic_id ⇒ Object

Returns the value of attribute topic_id.



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# File 'lib/mqtt/sn/packet.rb', line 492

def topic_id
  @topic_id
end

#topic_name ⇒ Object

Returns the value of attribute topic_name.



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# File 'lib/mqtt/sn/packet.rb', line 493

def topic_name
  @topic_name
end

Instance Method Details

#encode_body ⇒ Object 



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# File 'lib/mqtt/sn/packet.rb', line 500

def encode_body
  raise "id must be an Integer" unless id.is_a?(Integer)

  [encode_flags, id, encode_topic].pack("Cna*")
end

#parse_body(buffer) ⇒ Object 



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# File 'lib/mqtt/sn/packet.rb', line 506

def parse_body(buffer)
  flags, self.id, topic = buffer.unpack("Cna*")
  parse_flags(flags)
  parse_topic(topic)
end