- public function get($cat, $key, $default_value = null, $refresh = false)
- {
- // Return the value of the cache if found and no refresh is forced
- if (!$refresh && $this->configCache->has($cat, $key)) {
- return $this->configCache->get($cat, $key);
- }
-
- // if we don't find the value in the cache and the adapter isn't ready, return the default value
- if (!$this->configAdapter->isConnected()) {
- return $default_value;
- }
-
- // load DB value to cache
- $dbvalue = $this->configAdapter->get($cat, $key);
-
- if ($dbvalue !== '!<unset>!') {
- $this->configCache->set($cat, $key, $dbvalue);
- return $dbvalue;
- } else {
- return $default_value;
- }
- }
+ abstract public function get(string $cat, string $key, $default_value = null, bool $refresh = false);