Class: RSI::BZip2Serializer

Inherits:
Object
  • Object
show all
Defined in:
lib/rsi/compressed_serializers.rb

Overview

Serializer which performs bzip (de)compression on the output of another base serializer. By default, this sits on a NativeSerializer. This requires BZ2: raa.ruby-lang.org/project/bz2/ .

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(base_serializer = NativeSerializer.new()) ⇒ BZip2Serializer

Pass another Serializer as an argument, if don’t want the default.



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# File 'lib/rsi/compressed_serializers.rb', line 44

def initialize( base_serializer=NativeSerializer.new() )
  unless defined? BZ2
    raise "The BZ2 module is not loaded (it must be installed and `require`d before this module is used)"
  end
  @base = base_serializer
end

Instance Attribute Details

#base ⇒ Object

Returns the value of attribute base.



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# File 'lib/rsi/compressed_serializers.rb', line 42

def base
  @base
end

Instance Method Details

#dump(obj, stream) ⇒ Object 



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# File 'lib/rsi/compressed_serializers.rb', line 50

def dump( obj, stream )
  w = BZ2::Writer.new( stream )
  @base.dump( obj, w )
end

#load(stream) ⇒ Object 



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# File 'lib/rsi/compressed_serializers.rb', line 54

def load( stream )
  r = BZ2::Reader.new( stream )
  return @base.load( r )
end