class TimestampBase

class TimestampBase extends \Google\Protobuf\Internal\Message {
    
    /*
     * Converts PHP DateTime to Timestamp.
     *
     * @param \DateTime $datetime
     */
    public function fromDateTime(\DateTime $datetime) {
        $this->seconds = $datetime->getTimestamp();
        $this->nanos = 1000 * $datetime->format('u');
    }
    
    /**
     * Converts Timestamp to PHP DateTime.
     *
     * @return \DateTime $datetime
     */
    public function toDateTime() {
        $time = sprintf('%s.%06d', $this->seconds, $this->nanos / 1000);
        return \DateTime::createFromFormat('U.u', $time);
    }

}