src/AbstractAccessToken.php
public function getCacheKey()
    {
        if (is_null($this->cacheKey)) {
            return $this->prefix.$this->appId;
        }

        return $this->cacheKey;
    }
public function getCacheKey()
    {
        if (is_null($this->cacheKey)) {
            return $this->prefix.$this->appId;
        }

        return $this->cacheKey;
    }
public function getCacheKey ( ) { if ( is_null ( $ this -> cacheKey ) ) { return $ this -> prefix . $ this -> appId ; } return $ this -> cacheKey ; }
Return the cache key mix with appId.

@return string
Return the cache key mix with appId .