/// <summary>
/// Checks out an instance from the manager.
/// </summary>
/// <returns>A <see cref="AcceptSocketAsyncEventArgs" />.</returns>
public static AcceptSocketAsyncEventArgs CheckOut()
{
AcceptSocketAsyncEventArgs result;
if (!_pool.TryPop(out result))
{
result = new AcceptSocketAsyncEventArgs();
}
else
{
result._checkedIn = 0;
}
return(result);
}
/// <summary>Begins an asynchronous operation to accept an incoming connection attempt.</summary>
/// <returns>Returns true if the I/O operation is pending. The <see cref="E:System.Net.Sockets.SocketAsyncEventArgs.Completed" /> event on the <paramref name="e" /> parameter will be raised upon completion of the operation.Returns false if the I/O operation completed synchronously. The <see cref="E:System.Net.Sockets.SocketAsyncEventArgs.Completed" /> event on the <paramref name="e" /> parameter will not be raised and the <paramref name="e" /> object passed as a parameter may be examined immediately after the method call returns to retrieve the result of the operation.</returns>
/// <param name="e">The <see cref="T:System.Net.Sockets.SocketAsyncEventArgs" /> object to use for this asynchronous socket operation.</param>
/// <exception cref="T:System.ArgumentException">An argument is not valid. This exception occurs if the buffer provided is not large enough. The buffer must be at least 2 * (sizeof(SOCKADDR_STORAGE + 16) bytes. This exception also occurs if multiple buffers are specified, the <see cref="P:System.Net.Sockets.SocketAsyncEventArgs.BufferList" /> property is not null.</exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">An argument is out of range. The exception occurs if the <see cref="P:System.Net.Sockets.SocketAsyncEventArgs.Count" /> is less than 0.</exception>
/// <exception cref="T:System.InvalidOperationException">An invalid operation was requested. This exception occurs if the accepting <see cref="T:System.Net.Sockets.Socket" /> is not listening for connections or the accepted socket is bound. You must call the <see cref="M:System.Net.Sockets.Socket.Bind(System.Net.EndPoint)" /> and <see cref="M:System.Net.Sockets.Socket.Listen(System.Int32)" /> method before calling the <see cref="M:System.Net.Sockets.Socket.AcceptAsync(System.Net.Sockets.SocketAsyncEventArgs)" /> method.This exception also occurs if the socket is already connected or a socket operation was already in progress using the specified <paramref name="e" /> parameter. </exception>
/// <exception cref="T:System.Net.Sockets.SocketException">An error occurred when attempting to access the socket. See the Remarks section for more information. </exception>
/// <exception cref="T:System.NotSupportedException">Windows XP or later is required for this method.</exception>
/// <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.Sockets.Socket" /> has been closed. </exception>
public bool AcceptAsync(AcceptSocketAsyncEventArgs e)
{
return(_socket.AcceptAsync(e));
}
