code: public function init($confPath, $useCache = true)
      {
          $this->confPath = $confPath;
  
          if ($useCache) {
              $cachedConfig = new PhpConfiguration();
              $this->cache = $cachedConfig->get();
              unset($cachedConfig);
          }
      }
docs: Init configuration.
  
  @param string $confPath
  Path to configuration folder.
  @param boolean $useCache
  Check wether use cached configuration.