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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
namespace storage {
class ResumeGuard {
public:
class Callback {
public:
virtual ~Callback() {};
virtual void resume() = 0;
};
ResumeGuard()
: _cb(nullptr)
{}
ResumeGuard(Callback& cb)
: _cb(&cb) {};
ResumeGuard(const ResumeGuard& other) {
_cb = other._cb;
const_cast<ResumeGuard&>(other)._cb = nullptr;
}
~ResumeGuard() {
if (_cb) {
_cb->resume();
}
}
private:
Callback* _cb;
};
}
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