/****************************************************************************
**
** https://www.qxorm.com/
** Copyright (C) 2013 XDL Team (ic-east.com)
**
** This file is part of the QxOrm library
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any
** damages arising from the use of this software
**
** Commercial Usage
** Licensees holding valid commercial QxOrm licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and XDL Team
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file 'license.gpl3.txt' included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met : http://www.gnu.org/copyleft/gpl.html
**
** If you are unsure which license is appropriate for your use, or
** if you have questions regarding the use of this file, please contact :
** ic-east.com
**
****************************************************************************/

#ifdef _QX_ENABLE_QT_NETWORK

#include <QxPrecompiled.h>

#include <QxService/QxServer.h>
#include <QxService/QxThreadPool.h>
#include <QxService/QxThread.h>
#include <QxService/QxTransaction.h>
#include <QxService/QxConnect.h>

#include <QxMemLeak/mem_leak.h>

namespace qx
{
   namespace service
   {

#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
      void QxServer::incomingConnection(qintptr socketDescriptor)
#else  // (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
      void QxServer::incomingConnection(int socketDescriptor)
#endif // (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
      {
         QMutexLocker locker(&m_mutex);
         QxThread *pThread = getAvailable();
         if (m_pThreadPool && m_pThreadPool->isStopped())
         {
            return;
         }
         if (!pThread)
         {
            if (m_pThreadPool)
            {
               m_pThreadPool->raiseError("[QxOrm] no service available : cannot accept incoming connection (increase thread count value)", QxTransaction_ptr());
            }
            return;
         }
         pThread->execute(socketDescriptor);
      }

      QxThread *QxServer::getAvailable() const
      {
         if (!m_pThreadPool)
         {
            qAssert(false);
            return NULL;
         }
         if (m_pThreadPool->isStopped())
         {
            return NULL;
         }
         QxThread *pThread = m_pThreadPool->getAvailable();
         if (pThread)
         {
            return pThread;
         }
         qDebug("[QxOrm] qx::service::QxServer no service available : %s", "need to wait (try to increase thread count value)");

         int iCurrRetryCount = 0;
         int iMaxRetryCount = QxConnect::getSingleton()->getMaxWait();
         while ((!pThread) && (iCurrRetryCount < iMaxRetryCount))
         {
            if (m_pThreadPool->isStopped())
            {
               return NULL;
            }
            qx::service::QxThreadPool::sleepThread(1);
            pThread = m_pThreadPool->getAvailable();
            iCurrRetryCount++;
         }

         return pThread;
      }

   } // namespace service
} // namespace qx

#endif // _QX_ENABLE_QT_NETWORK
