/**
  * Removes all cache entries of this cache which are tagged by the specified tag.
  *
  * @param	array	Array of tags to search for and to remove the cache entries, the "*" wildcard is supported
  * @return void
  * @author Ingo Renner <*****@*****.**>
  */
 public function flushByTags(array $tags)
 {
     $this->backend->flushByTags($tags);
 }