| 1 | <?php | ||
| 12 | trait CanCache | ||
| 13 | { | ||
| 14 | use HasCacheStore; | ||
| 15 | |||
| 16 | protected $needsCaching = false; | ||
| 17 | |||
| 18 | /** | ||
| 19 | * @param null $needCaching | ||
| 20 | * @return bool | ||
| 21 | */ | ||
| 22 | public function needsCaching($needCaching = null): bool | ||
| 29 | |||
| 30 | protected function checkSaveCache() | ||
| 38 | |||
| 39 | abstract function generateCacheData(); | ||
| 40 | |||
| 41 | /** | ||
| 42 | * @param null $key | ||
| 43 | * @return mixed|null | ||
| 44 | * @throws \Psr\SimpleCache\InvalidArgumentException | ||
| 45 | */ | ||
| 46 | protected function getDataFromCache($key = null) | ||
| 50 | |||
| 51 | /** | ||
| 52 | * @param $data | ||
| 53 | * @param null $key | ||
| 54 | * @noinspection PhpDocMissingThrowsInspection | ||
| 55 | */ | ||
| 56 | protected function saveDataToCache($data, $key = null) | ||
| 61 | |||
| 62 | /** | ||
| 63 | * @param $key | ||
| 64 | * @return string | ||
| 65 | */ | ||
| 66 | protected function dataCacheKey($key= null) | ||
| 73 | |||
| 74 | /** | ||
| 75 | * @param null $key | ||
| 76 | * @return DateInterval | ||
| 77 | */ | ||
| 78 | protected function dataCacheTtl($key= null) | ||
| 82 | } | 
Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.