/**
  * Returns objects which implement the Cache\Item interface.
  *
  * Provided key must be unique for each item in the cache. Implementing
  * Libraries are responsible for any encoding or escaping required by their
  * backends, but must be able to supply the original key if needed. Keys
  * should not contain the special characters listed:
  *  {}()/\@
  *     *
  * @return ehough_stash_interfaces_ItemInterface
  */
 public function getItem()
 {
     return $this->_toDecoratedItem($this->_delegate->getItem(func_get_args()));
 }