Class: ArrayWordDataSource

Inherits:
Object
  • Object
show all
Defined in:
lib/data/word_data_source.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(wordList, offsetList, size) ⇒ ArrayWordDataSource

Returns a new instance of ArrayWordDataSource.



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# File 'lib/data/word_data_source.rb', line 78

def initialize(wordList, offsetList, size)
  @wordList = wordList
  @offsetList = offsetList
  @size = size
  @wordCounts = createWordCounts
end

Instance Attribute Details

#wordCounts ⇒ Object (readonly)

Returns the value of attribute wordCounts.



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# File 'lib/data/word_data_source.rb', line 76

def wordCounts
  @wordCounts
end

Instance Method Details

#each_word(offset = 0) ⇒ Object 



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# File 'lib/data/word_data_source.rb', line 100

def each_word(offset = 0)
  while ((value = self.valueAt(offset)) != nil) do
    yield value
    offset += 1
  end
end

#valueAt(offset) ⇒ Object 



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# File 'lib/data/word_data_source.rb', line 85

def valueAt(offset)
  if (offset < @size) then
    return @wordList[@offsetList[offset]]
  else
    return nil
  end
end

#verify(word, count) ⇒ Object 



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# File 'lib/data/word_data_source.rb', line 93

def verify(word, count)
  if (@wordCounts == nil) then
    createWordCounts
  end
  @wordCounts[word] == count
end