src/Service/cacheService.php
public function load($id)
    {
        if ($this->cacheObj && strtoupper($this->cache) == "ENABLED") {
            return $this->cacheObj->load($id);
        } else {
            return false;
        }
    }
public function load($id)
    {
        if ($this->cacheObj && strtoupper($this->cache) == "ENABLED") {
            return $this->cacheObj->load($id);
        } else {
            return false;
        }
    }
Load cache

@param string $id cache id
@return mixed cached datas (or false)