Class: Tina::RestorePlan::ObjectCollection

Inherits:
Object
  • Object
show all
Defined in:
lib/tina/restore_plan.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(objects) ⇒ ObjectCollection

Returns a new instance of ObjectCollection.



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# File 'lib/tina/restore_plan.rb', line 38

def initialize(objects)
  @objects = objects
  @total_size = objects.map(&:size).reduce(&:+)
end

Instance Attribute Details

#total_size ⇒ Object (readonly)

Returns the value of attribute total_size.



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# File 'lib/tina/restore_plan.rb', line 36

def total_size
  @total_size
end

Instance Method Details

#chunk(max_chunk_size) ⇒ Object 



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# File 'lib/tina/restore_plan.rb', line 47

def chunk(max_chunk_size)
  @chunks ||= begin
    chunks = @objects.chunk(sum: 0, index: 0) do |object, state|
      state[:sum] += object.size
      if state[:sum] > max_chunk_size
        state[:sum] = object.size
        state[:index] += 1
      end
      state[:index]
    end
    chunks.map(&:last)
  end
end

#size ⇒ Object 



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# File 'lib/tina/restore_plan.rb', line 43

def size
  @objects.size
end