Class: Kafka::SnappyCodec

Inherits:

Object

• Object
• Kafka::SnappyCodec

Defined in:

lib/kafka/snappy_codec.rb

Instance Method Summary

• #codec_id ⇒ Object
• #compress(data) ⇒ Object
• #decompress(data) ⇒ Object
• #load ⇒ Object
• #produce_api_min_version ⇒ Object

Instance Method Details

#codec_id ⇒ Object

# File 'lib/kafka/snappy_codec.rb', line 5

def codec_id
  2
end

#compress(data) ⇒ Object

# File 'lib/kafka/snappy_codec.rb', line 20

def compress(data)
  Snappy.deflate(data)
end

#decompress(data) ⇒ Object

# File 'lib/kafka/snappy_codec.rb', line 24

def decompress(data)
  buffer = StringIO.new(data)
  Snappy::Reader.new(buffer).read
end

#load ⇒ Object

# File 'lib/kafka/snappy_codec.rb', line 13

def load
  require "snappy"
rescue LoadError
  raise LoadError,
    "Using snappy compression requires adding a dependency on the `snappy` gem to your Gemfile."
end

#produce_api_min_version ⇒ Object

# File 'lib/kafka/snappy_codec.rb', line 9

def produce_api_min_version
  0
end