gistfile1.txt

  def save_batches_alloc(hash)
    if self.attribute_names.include?('batches_alloc')
      write_attribute(:batches_alloc, hash)
    else
      @batches_alloc= hash
    end
  end
  def load_batches_alloc
    if self.attribute_names.include?('batches_alloc')
      read_attribute(:batches_alloc)
    else
      @batches_alloc
    end
  end