Service/Request/Request.php
private function isCacheable(RequestHandleInterface $handle)
    {
        if(null === $this->cache)
        {
            return false;
        }
        if($handle->getMethod() != self::GET)
        {
            return false;
        }

        return true;
    }
private function isCacheable(RequestHandleInterface $handle)
    {
        if(null === $this->cache)
        {
            return false;
        }
        if($handle->getMethod() != self::GET)
        {
            return false;
        }

        return true;
    }
private function isCacheable ( RequestHandleInterface $ handle ) { if ( null === $ this -> cache ) { return false ; } if ( $ handle -> getMethod ( ) != self :: GET ) { return false ; } return true ; }
Returns true if handle is possible to be cached

@param  RequestHandleInterface $handle Request handle
@return boolean                        True if can be cached
Returns true if handle is possible to be cached