Class: AMQ::Protocol::Basic::Nack

Inherits:
Method
  • Object
show all
Defined in:
lib/amq/protocol/client.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Method

encode_body, index, inherited, instantiate, method_id, methods, name, split_headers

Constructor Details

#initialize(delivery_tag, multiple, requeue) ⇒ Nack

Returns a new instance of Nack.



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# File 'lib/amq/protocol/client.rb', line 2133

def initialize(delivery_tag, multiple, requeue)
  @delivery_tag = delivery_tag
  @multiple = multiple
  @requeue = requeue
end

Instance Attribute Details

#delivery_tag ⇒ Object (readonly)

Returns the value of attribute delivery_tag.



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# File 'lib/amq/protocol/client.rb', line 2132

def delivery_tag
  @delivery_tag
end

#multiple ⇒ Object (readonly)

Returns the value of attribute multiple.



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# File 'lib/amq/protocol/client.rb', line 2132

def multiple
  @multiple
end

#requeue ⇒ Object (readonly)

Returns the value of attribute requeue.



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# File 'lib/amq/protocol/client.rb', line 2132

def requeue
  @requeue
end

Class Method Details

.decode(data) ⇒ Object

Returns:



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# File 'lib/amq/protocol/client.rb', line 2121

def self.decode(data)
  offset = 0
  delivery_tag = AMQ::Hacks.unpack_64_big_endian(data[offset, 8]).first
  offset += 8
  bit_buffer = data[offset, 1].unpack(PACK_CHAR).first
  offset += 1
  multiple = (bit_buffer & (1 << 0)) != 0
  requeue = (bit_buffer & (1 << 1)) != 0
  self.new(delivery_tag, multiple, requeue)
end

.encode(channel, delivery_tag, multiple, requeue) ⇒ Object

u’delivery_tag = false’, u’multiple = false’, u’requeue = true’

Returns:



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# File 'lib/amq/protocol/client.rb', line 2145

def self.encode(channel, delivery_tag, multiple, requeue)
  buffer = ''
  buffer << @packed_indexes
  buffer << AMQ::Hacks.pack_64_big_endian(delivery_tag)
  bit_buffer = 0
  bit_buffer = bit_buffer | (1 << 0) if multiple
  bit_buffer = bit_buffer | (1 << 1) if requeue
  buffer << [bit_buffer].pack(PACK_CHAR)
  MethodFrame.new(buffer, channel)
end

.has_content? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/amq/protocol/client.rb', line 2139

def self.has_content?
  false
end