mirror of
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synced 2024-12-04 14:46:57 -05:00
40 lines
633 B
Go
40 lines
633 B
Go
package driver
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type BatchPuter interface {
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BatchPut([]Write) error
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}
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type Write struct {
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Key []byte
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Value []byte
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}
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type WriteBatch struct {
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batch BatchPuter
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wb []Write
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}
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func (w *WriteBatch) Put(key, value []byte) {
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if value == nil {
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value = []byte{}
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}
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w.wb = append(w.wb, Write{key, value})
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}
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func (w *WriteBatch) Delete(key []byte) {
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w.wb = append(w.wb, Write{key, nil})
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}
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func (w *WriteBatch) Commit() error {
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return w.batch.BatchPut(w.wb)
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}
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func (w *WriteBatch) Rollback() error {
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w.wb = w.wb[0:0]
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return nil
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}
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func NewWriteBatch(puter BatchPuter) IWriteBatch {
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return &WriteBatch{puter, []Write{}}
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}
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