// Copyright (c) 2011-present, Facebook, Inc. All rights reserved. // This source code is licensed under both the GPLv2 (found in the // COPYING file in the root directory) and Apache 2.0 License // (found in the LICENSE.Apache file in the root directory). #pragma once #include "rocksdb/status.h" namespace rocksdb { class DB; class WriteCallback { public: virtual ~WriteCallback() {} // Will be called while on the write thread before the write executes. If // this function returns a non-OK status, the write will be aborted and this // status will be returned to the caller of DB::Write(). virtual Status Callback(DB* db) = 0; // return true if writes with this callback can be batched with other writes virtual bool AllowWriteBatching() = 0; }; } // namespace rocksdb