public function getCacheId()
    {
        if (null === $this->cacheId) {
            $this->cacheId = md5($this->getSession()
                ->getManager()
                ->getId().'_'.$this->getId());
        }

        return $this->cacheId;
    }
public function getCacheId()
    {
        if (null === $this->cacheId) {
            $this->cacheId = md5($this->getSession()
                ->getManager()
                ->getId().'_'.$this->getId());
        }

        return $this->cacheId;
    }
public function getCacheId ( ) { if ( null === $ this -> cacheId ) { $ this -> cacheId = md5 ( $ this -> getSession ( ) -> getManager ( ) -> getId ( ) . '_' . $ this -> getId ( ) ) ; } return $ this -> cacheId ; }
Get the cache id.

@return string
Get the cache id .