Class: Kameleoon::DataManager::DataArrayStorage

Inherits:
Object
  • Object
show all
Defined in:
lib/kameleoon/data/manager/data_array_storage.rb

Overview

DataArrayStorage is a readonly accessor to a sequntial storage of specific visitor data. It is thread-safe

Instance Method Summary collapse

Constructor Details

#initialize(mutex, array) ⇒ DataArrayStorage

Returns a new instance of DataArrayStorage.



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# File 'lib/kameleoon/data/manager/data_array_storage.rb', line 16

def initialize(mutex, array)
  @mutex = mutex
  @array = array
end

Instance Method Details

#enumerate(&blk) ⇒ Object 



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# File 'lib/kameleoon/data/manager/data_array_storage.rb', line 21

def enumerate(&blk)
  return if @array.nil?

  @mutex.with_read_lock do
    @array.each { |v| blk.call(v) }
  end
end

#last ⇒ Object 



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# File 'lib/kameleoon/data/manager/data_array_storage.rb', line 29

def last
  return nil if @array.nil?

  value = nil
  @mutex.with_read_lock do
    value = @array.last
  end
  value
end

#size ⇒ Object 



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# File 'lib/kameleoon/data/manager/data_array_storage.rb', line 39

def size
  return 0 if @array.nil?

  value = nil
  @mutex.with_read_lock do
    value = @array.size
  end
  value
end

#to_s ⇒ Object 



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# File 'lib/kameleoon/data/manager/data_array_storage.rb', line 10

def to_s
  values = []
  enumerate { |v| values << v }
  "DataArrayStorage{values:#{values.join(',')}}"
end