package blobovnicza import ( oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id" "go.etcd.io/bbolt" ) // Exists check if object with the specified address is stored in b. func (b *Blobovnicza) Exists(addr oid.Address) (bool, error) { var ( exists bool addrKey = addressKey(addr) ) err := b.boltDB.View(func(tx *bbolt.Tx) error { return tx.ForEach(func(_ []byte, buck *bbolt.Bucket) error { exists = buck.Get(addrKey) != nil if exists { return errInterruptForEach } return nil }) }) if err == errInterruptForEach { err = nil } return exists, err }