ledisdb/ledis/db.go

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package ledis
import (
"encoding/json"
"github.com/siddontang/go-leveldb/leveldb"
)
type DB struct {
db *leveldb.DB
kvTx *tx
listTx *tx
hashTx *tx
zsetTx *tx
}
func OpenDB(configJson json.RawMessage) (*DB, error) {
db, err := leveldb.Open(configJson)
if err != nil {
return nil, err
}
return newDB(db)
}
func OpenDBWithConfig(cfg *leveldb.Config) (*DB, error) {
db, err := leveldb.OpenWithConfig(cfg)
if err != nil {
return nil, err
}
return newDB(db)
}
func newDB(db *leveldb.DB) (*DB, error) {
d := new(DB)
d.db = db
d.kvTx = &tx{wb: db.NewWriteBatch()}
d.listTx = &tx{wb: db.NewWriteBatch()}
d.hashTx = &tx{wb: db.NewWriteBatch()}
d.zsetTx = &tx{wb: db.NewWriteBatch()}
return d, nil
}
func (db *DB) Close() {
db.db.Close()
}