public function getStrings(\core_kernel_classes_Resource $resource)
    {
        $tokenizer = $this->getItemContentTokenizer($resource);
        if (is_null($tokenizer)) {
            return [];
        }
        return $tokenizer->getStrings($resource);
    }
public function getStrings(\core_kernel_classes_Resource $resource)
    {
        $tokenizer = $this->getItemContentTokenizer($resource);
        if (is_null($tokenizer)) {
            return [];
        }
        return $tokenizer->getStrings($resource);
    }
public function getStrings ( \ core_kernel_classes_Resource $ resource ) { $ tokenizer = $ this -> getItemContentTokenizer ( $ resource ) ; if ( is_null ( $ tokenizer ) ) { return [ ] ; } return $ tokenizer -> getStrings ( $ resource ) ; }
Find item model tokenizer and send request to it to extract tokens

@param core_kernel_classes_Resource $resource
@return array
Find item model tokenizer and send request to it to extract tokens