// Must hold lock first.
private HttpSocket GetSocket()
{
// Debug.Assert(!BothPending);
// Switch to the other socket than the last one, assuming the other socket isn't pending.
// If the other socket is pending, use the last one.
HttpSocket other = (m_lastSock == m_sockA) ? m_sockB : m_sockA;
if (!other.IsPending)
m_lastSock = other;
Debug.WriteLine("Socket: " + m_lastSock.Name);
return m_lastSock;
}
/// <summary>
/// Start polling
/// </summary>
/// <param name="addr">Ignored in this case. Set URL.</param>
public override void Connect(Address addr)
{
Debug.Assert(m_uri != null);
m_rid = -1L;
m_lastSock = null;
m_running = false;
// Create new ones each time, in case the URL has changed or something.
m_sockA = new HttpSocket(this);
m_sockB = new HttpSocket(this);
m_sockA.Name = "A";
m_sockB.Name = "B";
m_sockA.ProxyURI = m_sockB.ProxyURI = m_proxyURI;
m_sockA.ProxyCredentials = m_sockB.ProxyCredentials = m_proxyCredentials;
m_sockA.Connect(m_uri);
m_sockB.Connect(m_uri);
}
void ISocketEventListener.OnConnect(BaseSocket sock)
{
lock (m_queue)
{
if (!m_running &&
(m_sockA != null) && m_sockA.Connected &&
(m_sockB != null) && m_sockB.Connected)
{
m_running = true;
m_lastSock = m_sockB;
m_thread = new Thread(ProcessThread) {IsBackground = true, Name = "XEP 124 processing thread"};
m_thread.Start();
m_listener.OnConnect(this);
}
}
}
/// <summary>
/// Stop polling.
/// </summary>
public override void Close()
{
Body body = CreateOpenBodyTag();
body.Type = BodyType.terminate;
Enqueue(body);
if (m_thread != null)
m_thread.Join();
lock (m_queue)
{
m_running = false;
m_thread = null;
m_sockA = m_sockB = m_lastSock = null;
}
m_listener.OnClose(this);
}