public function getTtlByKey($confCache, $cacheKey)
	{
	    $ttl = 0;
	    $config =  $this->getServiceLocator()->get('config');
	    if (!empty($config['caches']) && !empty($config['caches'][$confCache]))
	    {
	        $conf = $config['caches'][$confCache];
	         
	        // Get default ttl from adapater config
	        if (!empty($conf['adapter']['options']['ttl']))
	            $ttl = $conf['adapter']['options']['ttl'];
	        
	        foreach ($conf['ttls'] as $nameKey => $tll)
	        {
	            preg_match("/$nameKey/", $cacheKey, $matches, PREG_OFFSET_CAPTURE, 3);
	            
	            if (count($matches) > 0)
	            {
	                $ttl = $conf['ttls'][$nameKey];
	                break;
	            }
	        }
	    }
	    
	    return $ttl;
	}