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// Represents a collection of reusable SocketAsyncEventArgs objects.
class SocketAsyncEventArgsPool
{
Stack<SocketAsyncEventArgs> m_pool;
// Initializes the object pool to the specified size
//
// The "capacity" parameter is the maximum number of
// SocketAsyncEventArgs objects the pool can hold
public SocketAsyncEventArgsPool(int capacity)
{
m_pool = new Stack<SocketAsyncEventArgs>(capacity);
}
// Add a SocketAsyncEventArg instance to the pool
//
//The "item" parameter is the SocketAsyncEventArgs instance
// to add to the pool
public void Push(SocketAsyncEventArgs item)
{
if (item == null) { throw new ArgumentNullException("Items added to a SocketAsyncEventArgsPool cannot be null"); }
lock (m_pool)
{
m_pool.Push(item);
}
}
// Removes a SocketAsyncEventArgs instance from the pool
// and returns the object removed from the pool
public SocketAsyncEventArgs Pop()
{
lock (m_pool)
{
return m_pool.Pop();
}
}
// The number of SocketAsyncEventArgs instances in the pool
public int Count
{
get { return m_pool.Count; }
}
}