Class: Kafka::Protocol::MessageSet

Inherits:
Object
  • Object
show all
Defined in:
lib/kafka/protocol/message_set.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(messages: [], compression_codec: nil, compression_threshold: 1) ⇒ MessageSet

Returns a new instance of MessageSet.



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# File 'lib/kafka/protocol/message_set.rb', line 6

def initialize(messages: [], compression_codec: nil, compression_threshold: 1)
  @messages = messages
  @compression_codec = compression_codec
  @compression_threshold = compression_threshold
end

Instance Attribute Details

#messages ⇒ Object (readonly)

Returns the value of attribute messages.



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# File 'lib/kafka/protocol/message_set.rb', line 4

def messages
  @messages
end

Class Method Details

.decode(decoder) ⇒ Object 



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# File 'lib/kafka/protocol/message_set.rb', line 28

def self.decode(decoder)
  fetched_messages = []

  until decoder.eof?
    message = Message.decode(decoder)

    if message.compressed?
      wrapped_message_set = message.decompress
      fetched_messages.concat(wrapped_message_set.messages)
    else
      fetched_messages << message
    end
  end

  new(messages: fetched_messages)
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/kafka/protocol/message_set.rb', line 16

def ==(other)
  messages == other.messages
end

#encode(encoder) ⇒ Object 



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# File 'lib/kafka/protocol/message_set.rb', line 20

def encode(encoder)
  if compress?
    encode_with_compression(encoder)
  else
    encode_without_compression(encoder)
  end
end

#size ⇒ Object 



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# File 'lib/kafka/protocol/message_set.rb', line 12

def size
  @messages.size
end