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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
/**
* \class storage::framework::MetricUpdateHook
* \ingroup metric
*
* \brief Implement to get callbacks to update metrics periodically or just before reports/snapshots.
*/
#pragma once
#include <mutex>
namespace metrics { class MetricLockGuard; }
namespace storage::framework {
struct MetricUpdateHook {
using MetricLockGuard = metrics::MetricLockGuard;
virtual ~MetricUpdateHook() = default;
virtual void updateMetrics(const MetricLockGuard &) = 0;
};
}
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