class PIM::Statistics::StatisticCalculator

# File statistics.rb, line 68
def initialize old_item, new_item, params, &block
  @old_item = old_item
  @new_item = new_item
  @params = params
  @counts = {}
  if block.arity == 3
    self.instance_exec(old_item, new_item, params, &block)
  elsif block.arity == 2
    self.instance_exec(old_item, new_item, &block)
  else
    self.instance_exec(&block)
  end
end

# File statistics.rb, line 103
      def count key, value, *dimensions
#        self[key, *dimensions] = value
        set(key, value, *dimensions)
      end

# File statistics.rb, line 115
      def decr key, *dimensions
        value = get(key, *dimensions)
        value -= 1
        set(key, value, *dimensions)
#        self[key, *dimensions] -= 1
      end

# File statistics.rb, line 128
def decr_all keys, *dimensions
  keys.each do |key|
    decr(key, *dimensions)
  end
end

# File statistics.rb, line 92
def get key, *dimensions
  return 0 if @counts[key].nil? or @counts[key].empty?
  @counts[key][join_dimensions(*dimensions)] || 0
end

# File statistics.rb, line 108
      def incr key, *dimensions
        value = get(key, *dimensions)
        value += 1
        set(key, value, *dimensions)
#        self[key, *dimensions] += 1
      end

# File statistics.rb, line 122
def incr_all keys, *dimensions
  keys.each do |key|
    incr(key, *dimensions)
  end
end

# File statistics.rb, line 97
def set key, value, *dimensions
  return if is_empty?(value) or not dimensions_set?(key, *dimensions)
  @counts[key] ||= {}
  @counts[key][join_dimensions(*dimensions)] = value
end