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34 lines
748 B
Go
34 lines
748 B
Go
package leveldb
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import (
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"github.com/btcsuite/btcd/database/engine"
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"github.com/syndtr/goleveldb/leveldb"
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"github.com/syndtr/goleveldb/leveldb/util"
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)
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func NewSnapshot(snapshot *leveldb.Snapshot) engine.Snapshot {
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return &Snapshot{Snapshot: snapshot}
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}
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type Snapshot struct {
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*leveldb.Snapshot
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}
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func (s *Snapshot) Has(key []byte) (bool, error) {
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return s.Snapshot.Has(key, nil)
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}
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func (s *Snapshot) Get(key []byte) (val []byte, err error) {
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return s.Snapshot.Get(key, nil)
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}
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func (s *Snapshot) Release() {
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s.Snapshot.Release()
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}
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func (s *Snapshot) NewIterator(slice *engine.Range) engine.Iterator {
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return s.Snapshot.NewIterator(&util.Range{
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Start: slice.Start,
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Limit: slice.Limit,
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}, nil)
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}
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