ovldb

package

v0.0.0-...-7e6ab84 Latest Latest Go to latest Published: Sep 11, 2021 License: MIT Imports: 12 Imported by: 0

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Stores overview data into a LevelDB database.

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type OvKeyFormat interface {
	// contains filtered or unexported methods
}

Handles the format of the LevelDB keys.

func GetKF_V1() OvKeyFormat

type OvLDB struct {
	OvKeyFormat
	OvValFormat
	DB *leveldb.DB
}

func OpenOvLDB(path string) (*OvLDB, error)

func OpenSpoolOvLDB(spool string, o *opt.Options) (*OvLDB, error)

func (ov *OvLDB) CancelOv(grp []byte, num int64) (err error)

func (ov *OvLDB) FetchAll(grp []byte, num, lastnum int64, tk *storage.TOKEN, ove *storage.OverviewElement) (cur storage.Cursor, err error)

func (ov *OvLDB) FetchOne(grp []byte, num int64, tk *storage.TOKEN, ove *storage.OverviewElement) (rel storage.Releaser, err error)

func (ov *OvLDB) GroupStat(grp []byte) (num, low, high int64, err error)

func (ov *OvLDB) GroupWriteOv(grp []byte, autonum bool, md *storage.Article_MD, tk *storage.TOKEN, ove *storage.OverviewElement) (err error)

func (ov *OvLDB) InitGroup(grp []byte) (err error)

func (ov *OvLDB) SeekOne(grp []byte, num int64, back bool, tk *storage.TOKEN, ove *storage.OverviewElement) (rel storage.Releaser, err error)

type OvValFormat interface {
	// contains filtered or unexported methods
}

func GetVF_V1() OvValFormat