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34 lines
660 B
C++
34 lines
660 B
C++
#include "ActionLock.h"
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#include <Common/ActionBlocker.h>
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namespace DB
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{
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ActionLock::ActionLock(const ActionBlocker & blocker) : counter_ptr(blocker.counter)
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{
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if (auto counter = counter_ptr.lock())
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++(*counter);
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}
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ActionLock::ActionLock(ActionLock && other) noexcept
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{
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*this = std::move(other);
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}
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ActionLock & ActionLock::operator=(ActionLock && other) noexcept
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{
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auto lock_lhs = this->counter_ptr.lock();
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counter_ptr = std::move(other.counter_ptr);
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/// After move other.counter_ptr still points to counter, reset it explicitly
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other.counter_ptr.reset();
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if (lock_lhs)
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--(*lock_lhs);
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return *this;
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}
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}
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