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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
namespace proton {
class IDiskMemUsageListener;
/**
* Interface used to request notification when disk/memory usage state
* has changed.
*/
class IDiskMemUsageNotifier
{
public:
virtual ~IDiskMemUsageNotifier() = default;
virtual void addDiskMemUsageListener(IDiskMemUsageListener *listener) = 0;
virtual void removeDiskMemUsageListener(IDiskMemUsageListener *listener) = 0;
};
} // namespace proton
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