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41 lines
913 B
Go
41 lines
913 B
Go
package datastore2
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import (
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"io"
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"gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore"
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syncds "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore/sync"
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)
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type ThreadSafeDatastoreCloser interface {
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datastore.ThreadSafeDatastore
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io.Closer
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Batch() (datastore.Batch, error)
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}
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func CloserWrap(ds datastore.ThreadSafeDatastore) ThreadSafeDatastoreCloser {
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return &datastoreCloserWrapper{ds}
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}
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func ThreadSafeCloserMapDatastore() ThreadSafeDatastoreCloser {
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return CloserWrap(syncds.MutexWrap(datastore.NewMapDatastore()))
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}
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type datastoreCloserWrapper struct {
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datastore.ThreadSafeDatastore
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}
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func (w *datastoreCloserWrapper) Close() error {
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return nil // no-op
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}
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func (w *datastoreCloserWrapper) Batch() (datastore.Batch, error) {
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bds, ok := w.ThreadSafeDatastore.(datastore.Batching)
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if !ok {
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return nil, datastore.ErrBatchUnsupported
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}
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return bds.Batch()
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}
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