Module: SecondLevelCache::ActiveRecord::MultiReadFromCache

Defined in:
lib/second_level_cache/active_record/multi_read_from_cache.rb

Instance Method Summary collapse

Instance Method Details

#multi_read_from_cache(ids) ⇒ Object 



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# File 'lib/second_level_cache/active_record/multi_read_from_cache.rb', line 4

def multi_read_from_cache(ids)
  map_cache_keys = ids.map{|id| second_level_cache_key(id)}
  records_from_cache = ::SecondLevelCache.cache_store.read_multi(*map_cache_keys)
  hitted_ids = records_from_cache.map{|key, _| key.split("/")[2].to_i}
  missed_ids = ids.map{|x| x.to_i} - hitted_ids

  ::SecondLevelCache::Config.logger.info "missed ids -> #{missed_ids.inspect} | hitted ids -> #{hitted_ids.inspect}"

  if missed_ids.empty?
    RecordMarshal.load_multi(records_from_cache.values)
  else
    records_from_db = where(:id => missed_ids)
    records_from_db.map{|record| record.write_second_level_cache ; record} + RecordMarshal.load_multi(records_from_cache.values)
  end
end