d85ff4953c
Summary: The final pull request for Blob Storage. Closes https://github.com/facebook/rocksdb/pull/2269 Differential Revision: D5033189 Pulled By: yiwu-arbug fbshipit-source-id: 6356b683ccd58cbf38a1dc55e2ea400feecd5d06
46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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// This source code is also licensed under the GPLv2 license found in the
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// COPYING file in the root directory of this source tree.
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#pragma once
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#ifndef ROCKSDB_LITE
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#include "rocksdb/db.h"
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#include "rocksdb/options.h"
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#include "rocksdb/utilities/optimistic_transaction_db.h"
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namespace rocksdb {
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class OptimisticTransactionDBImpl : public OptimisticTransactionDB {
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public:
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explicit OptimisticTransactionDBImpl(DB* db, bool take_ownership = true)
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: OptimisticTransactionDB(db), db_(db), db_owner_(take_ownership) {}
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~OptimisticTransactionDBImpl() {
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if (!db_owner_) {
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db_.release();
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}
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}
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Transaction* BeginTransaction(const WriteOptions& write_options,
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const OptimisticTransactionOptions& txn_options,
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Transaction* old_txn) override;
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DB* GetBaseDB() override { return db_.get(); }
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private:
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std::unique_ptr<DB> db_;
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bool db_owner_;
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void ReinitializeTransaction(Transaction* txn,
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const WriteOptions& write_options,
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const OptimisticTransactionOptions& txn_options =
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OptimisticTransactionOptions());
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};
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} // namespace rocksdb
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#endif // ROCKSDB_LITE
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