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sems/core/AmEventQueue.cpp

108 lines
2.4 KiB

/*
* $Id: AmEventQueue.cpp,v 1.4 2004/09/28 10:56:26 rco Exp $
*
* Copyright (C) 2002-2003 Fhg Fokus
*
* This file is part of sems, a free SIP media server.
*
* sems is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version
*
* For a license to use the ser software under conditions
* other than those described here, or to purchase support for this
* software, please contact iptel.org by e-mail at the following addresses:
* info@iptel.org
*
* sems is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "AmEventQueue.h"
#include "log.h"
AmEventQueue::AmEventQueue(AmEventHandler* handler)
: handler(handler),ev_pending(false)
{
}
AmEventQueue::~AmEventQueue()
{
m_queue.lock();
while(!ev_queue.empty()){
delete ev_queue.front();
ev_queue.pop();
}
m_queue.unlock();
}
void AmEventQueue::postEvent(AmEvent* event)
{
DBG("AmEventQueue: trying to post event\n");
m_queue.lock();
if(event)
ev_queue.push(event);
ev_pending.set(true);
m_queue.unlock();
DBG("AmEventQueue: event posted\n");
}
void AmEventQueue::processEvents()
{
m_queue.lock();
while(!ev_queue.empty()) {
AmEvent* event = ev_queue.front();
ev_queue.pop();
m_queue.unlock();
DBG("before processing event\n");
handler->process(event);
DBG("event processed\n");
delete event;
m_queue.lock();
}
ev_pending.set(false);
m_queue.unlock();
}
void AmEventQueue::waitForEvent()
{
ev_pending.wait_for();
}
void AmEventQueue::processSingleEvent()
{
m_queue.lock();
if (!ev_queue.empty()) {
AmEvent* event = ev_queue.front();
ev_queue.pop();
m_queue.unlock();
DBG("before processing event\n");
handler->process(event);
DBG("event processed\n");
delete event;
m_queue.lock();
if (ev_queue.empty())
ev_pending.set(false);
}
m_queue.unlock();
}