Class: ActiveRecord::Coders::GzipColumn

Inherits:
Object
  • Object
show all
Defined in:
lib/serialize-rails/coders/gzip_column.rb

Overview

:nodoc:

Constant Summary collapse

RESCUE_ERRORS = 
[ ArgumentError ]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(wrap_coder) ⇒ GzipColumn

Returns a new instance of GzipColumn.



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# File 'lib/serialize-rails/coders/gzip_column.rb', line 10

def initialize(wrap_coder)
  @wrapped_coder = wrap_coder
end

Instance Attribute Details

#wrapped_coder ⇒ Object

Returns the value of attribute wrapped_coder.



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# File 'lib/serialize-rails/coders/gzip_column.rb', line 8

def wrapped_coder
  @wrapped_coder
end

Instance Method Details

#dump(obj) ⇒ Object 



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# File 'lib/serialize-rails/coders/gzip_column.rb', line 22

def dump(obj)
  obj = wrapped_coder.dump(obj)
  return if obj.nil?
  return obj unless obj.is_a?(String)

  Zlib::Deflate.deflate obj
end

#load(data) ⇒ Object 



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# File 'lib/serialize-rails/coders/gzip_column.rb', line 30

def load(data)
  return object_class.new if object_class != Object && data.nil?
  return data unless data.is_a?(String)
  begin
    ungzipped_data = Zlib::Inflate.inflate(data)
    wrapped_coder.load(ungzipped_data)
  rescue *RESCUE_ERRORS
    data
  end
end

#object_class ⇒ Object 



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# File 'lib/serialize-rails/coders/gzip_column.rb', line 14

def object_class
  wrapped_coder.object_class
end

#object_class=(value) ⇒ Object 



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# File 'lib/serialize-rails/coders/gzip_column.rb', line 18

def object_class=(value)
  wrapped_coder.object_class = value
end