JobInfo                Job                    `gorm:"type:bytes;serializer:gob"`
	CreatedTime            int64                  `gorm:"serializer:unixtime;type:datetime"` // store time in db, use int as field type
	UpdatedTime            *int64                 `gorm:"serializer:unixtime;type:datetime"` // store time in db, use int as field type
	CustomSerializerString string                 `gorm:"serializer:custom"`

	if ok {
		serializer, ok = v.(SerializerInterface)
	}
	return serializer, ok
}

func init() {
	RegisterSerializer("json", JSONSerializer{})
	RegisterSerializer("unixtime", UnixSecondSerializer{})
	RegisterSerializer("gob", GobSerializer{})
}

// Serializer field value serializer
type serializer struct {
	Field           *Field
	Serializer      SerializerInterface

}

// newBucketMeasurement creates a new instance of the measurement with the initial start time.
func newBucketMeasurement(initTime time.Time) *bucketMeasurement {
	return &bucketMeasurement{
		startTime: initTime,
	}
}

// incrementBytes add bytes reported for a bucket.
func (m *bucketMeasurement) incrementBytes(bytes uint64) {
	atomic.AddUint64(&m.bytesSinceLastWindow, bytes)
}