mirror of
https://github.com/SerenityOS/serenity
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43 lines
565 B
C++
43 lines
565 B
C++
#pragma once
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#include "Assertions.h"
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namespace AK {
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template<typename T>
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class Retainable {
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public:
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void retain()
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{
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ASSERT(m_retainCount);
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++m_retainCount;
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}
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void release()
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{
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ASSERT(m_retainCount);
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if (!--m_retainCount)
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delete static_cast<const T*>(this);
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}
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int retainCount() const
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{
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return m_retainCount;
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}
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protected:
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Retainable() { }
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~Retainable()
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{
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ASSERT(!m_retainCount);
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}
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private:
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int m_retainCount { 1 };
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};
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}
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using AK::Retainable;
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