Class: MaxMind::DB::MemoryReader

Inherits:
Object
  • Object
show all
Defined in:
lib/maxmind/db/memory_reader.rb

Overview

:nodoc:

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filename, options = {}) ⇒ MemoryReader

Returns a new instance of MemoryReader.



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# File 'lib/maxmind/db/memory_reader.rb', line 6

def initialize(filename, options = {})
  if options[:is_buffer]
    @buf = filename
    @size = @buf.length
    return
  end

  @buf = File.read(filename, mode: 'rb').freeze
  @size = @buf.length
end

Instance Attribute Details

#size ⇒ Object (readonly)

Returns the value of attribute size.



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# File 'lib/maxmind/db/memory_reader.rb', line 17

def size
  @size
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/maxmind/db/memory_reader.rb', line 25

def close; end

#inspect ⇒ Object

Override to not show @buf in inspect to avoid showing it in irb.



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# File 'lib/maxmind/db/memory_reader.rb', line 20

def inspect
  s = "#<#{self.class.name}:0x#{self.class.object_id.to_s(16)} "
  s << '@size=' << @size.inspect << '>'
end

#read(offset, size) ⇒ Object 



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# File 'lib/maxmind/db/memory_reader.rb', line 27

def read(offset, size)
  @buf[offset, size]
end