gistfile1.cpp

#ifndef BUFFERPOOL_H
#define BUFFERPOOL_H

#include <QObject>

template <class T, class R = T>
class ObjectPool
{
public:
    ObjectPool(int count)
        : m_count(count),
          m_numTaken(0)
    {
        m_pool = new T[m_count];

        m_free = new T*[m_count];
        for (int i = 0; i < m_count; i++) {
            m_free[i] = &m_pool[i];
        }
    }

    ~ObjectPool()
    {
        delete[] m_pool;
        delete[] m_free;
    }
    
    R* take()
    {
        if (m_numTaken == m_count) {
            return 0;
        } else {
            return (R*)m_free[m_numTaken++];
        }
    }

    void replace(R* item)
    {
        m_free[--m_numTaken] = (T*)item;
    }

private:
    int m_count;

    T       *m_pool;
    T       **m_free;

    int m_numTaken;
};

#include "bdpbridgequeuedmessage.h"

typedef ObjectPool<BDPBridgeQueuedMessage>      MessagePool;
typedef ObjectPool<char[256],quint8>            BufferPool;

#endif // BUFFERPOOL_H