class MQTT::MQTT::MQTT::Packet::Pubrel

Class representing an MQTT Publish Release packet

Constants

ATTR_DEFAULTS: Default attribute values

Public Class Methods

new(args={}) click to toggle source

Create a new Pubrel packet

Calls superclass method

# File lib/mqttbridge/packet.rb, line 715
def initialize(args={})
  super(ATTR_DEFAULTS.merge(args))
end

Public Instance Methods

encode_body() click to toggle source

Get serialisation of packet's body

# File lib/mqttbridge/packet.rb, line 720
def encode_body
  encode_short(@id)
end

inspect() click to toggle source

Returns a human readable string, summarising the properties of the packet

# File lib/mqttbridge/packet.rb, line 742
def inspect
  "\#<#{self.class}: 0x%2.2X>" % id
end

parse_body(buffer) click to toggle source

Parse the body (variable header and payload) of a packet

Calls superclass method

# File lib/mqttbridge/packet.rb, line 725
def parse_body(buffer)
  super(buffer)
  @id = shift_short(buffer)
  unless buffer.empty?
    raise ProtocolException.new("Extra bytes at end of Publish Release packet")
  end
end

validate_flags() click to toggle source

Check that fixed header flags are valid for this packet type @private

# File lib/mqttbridge/packet.rb, line 735
def validate_flags
  if @flags != [false, true, false, false]
    raise ProtocolException.new("Invalid flags in PUBREL packet header")
  end
end