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@ -40,6 +40,23 @@ func (tx *readWriteTx) ReadBucket(key []byte) walletdb.ReadBucket {
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return rootBucket(tx).NestedReadWriteBucket(key) |
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} |
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// ForEachBucket iterates through all top level buckets.
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func (tx *readWriteTx) ForEachBucket(fn func(key []byte) error) error { |
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root := rootBucket(tx) |
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// We can safely use ForEach here since on the top level there are
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// no values, only buckets.
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return root.ForEach(func(key []byte, val []byte) error { |
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if val != nil { |
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// A non-nil value would mean that we have a non
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// walletdb/kvdb compatibel database containing
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// arbitrary key/values.
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return walletdb.ErrInvalid |
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} |
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return fn(key) |
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}) |
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} |
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// Rollback closes the transaction, discarding changes (if any) if the
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// database was modified by a write transaction.
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func (tx *readWriteTx) Rollback() error { |
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Andras Banki-Horvath
3 years ago