Make similar to DatabasePool

This commit is contained in:
Dennis Eichhorn 2017-09-26 14:12:27 +02:00
parent 1092e945ea
commit 46645f7f2b

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@ -104,12 +104,16 @@ class CachePool implements OptionsInterface
*
* @since 1.0.0
*/
public function get(string $key) /* : ?CacheInterface */
public function get(string $key = '') /* : ?CacheInterface */
{
if (!isset($this->pool[$key])) {
if((!empty($key) && !isset($this->pool[$key])) || empty($this->pool)) {
return null;
}
if(empty($key)) {
return reset($this->pool);
}
return $this->pool[$key];
}