42 lines
788 B
C++
42 lines
788 B
C++
#pragma once
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#include "synchro.h"
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#include <memory>
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#include <list>
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namespace pfc {
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template<typename obj_t>
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class objPool {
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public:
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objPool() : m_maxCount(pfc_infinite) {}
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typedef std::shared_ptr<obj_t> objRef_t;
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objRef_t get() {
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insync(m_sync);
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auto i = m_pool.begin();
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if ( i == m_pool.end() ) return nullptr;
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auto ret = *i;
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m_pool.erase(i);
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return ret;
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}
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objRef_t make() {
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auto obj = get();
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if ( ! obj ) obj = std::make_shared<obj_t>();
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return obj;
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}
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void setMaxCount(size_t c) {
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insync(m_sync);
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m_maxCount = c;
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}
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void put(objRef_t obj) {
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insync(m_sync);
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if ( m_pool.size() < m_maxCount ) {
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m_pool.push_back(obj);
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}
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}
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private:
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size_t m_maxCount;
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std::list<objRef_t> m_pool;
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critical_section m_sync;
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};
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} |