return d.Bucket != "" || !d.isValidStorageClass()
}

func (d Destination) String() string {
	return d.ARN
}

// LegacyArn returns true if arn format has prefix "arn:aws:s3:::" which was
// used prior to multi-destination
func (d Destination) LegacyArn() bool {
	return strings.HasPrefix(d.ARN, DestinationARNPrefix)
}

// TargetArn returns true if arn format has prefix  "arn:minio:replication:::"