fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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37 lines
1.2 KiB
37 lines
1.2 KiB
// Copyright (c) 2013, 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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#include "db/write_controller.h"
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#include <cassert>
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namespace rocksdb {
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std::unique_ptr<WriteControllerToken> WriteController::GetStopToken() {
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++total_stopped_;
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return std::unique_ptr<WriteControllerToken>(new StopWriteToken(this));
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}
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std::unique_ptr<WriteControllerToken> WriteController::GetDelayToken(
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uint64_t delay_us) {
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total_delay_us_ += delay_us;
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return std::unique_ptr<WriteControllerToken>(
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new DelayWriteToken(this, delay_us));
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}
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bool WriteController::IsStopped() const { return total_stopped_ > 0; }
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uint64_t WriteController::GetDelay() const { return total_delay_us_; }
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StopWriteToken::~StopWriteToken() {
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assert(controller_->total_stopped_ >= 1);
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--controller_->total_stopped_;
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}
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DelayWriteToken::~DelayWriteToken() {
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assert(controller_->total_delay_us_ >= delay_us_);
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controller_->total_delay_us_ -= delay_us_;
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}
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} // namespace rocksdb
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