private function _loadCache() {
    if (true === file_exists($this->getCacheDir())) {
      $file = file_get_contents($this->getCacheDir());
      return json_decode($file, true);
    } else {
      return false;
    }
  }
private function _loadCache() {
    if (true === file_exists($this->getCacheDir())) {
      $file = file_get_contents($this->getCacheDir());
      return json_decode($file, true);
    } else {
      return false;
    }
  }
private function _loadCache ( ) { if ( true === file_exists ( $ this -> getCacheDir ( ) ) ) { $ file = file_get_contents ( $ this -> getCacheDir ( ) ) ; return json_decode ( $ file , true ) ; } else { return false ; } }
Load appointed cache

@return mixed
Load appointed cache