public bool Enqueue(OSD ev, UUID avatarID)
{
//m_log.DebugFormat("[EVENTQUEUE]: Enqueuing event for {0} in region {1}", avatarID, m_scene.RegionInfo.RegionName);
try
{
ThreadedClasses.BlockingQueue <OSD> queue = GetQueue(avatarID);
if (queue != null)
{
queue.Enqueue(ev);
}
else if (DebugLevel > 0)
{
ScenePresence sp = m_scene.GetScenePresence(avatarID);
// This assumes that an NPC should never have a queue.
if (sp != null && sp.PresenceType != PresenceType.Npc)
{
OSDMap evMap = (OSDMap)ev;
m_log.WarnFormat(
"[EVENTQUEUE]: (Enqueue) No queue found for agent {0} {1} when placing message {2} in region {3}",
sp.Name, sp.UUID, evMap["message"], m_scene.Name);
}
}
}
catch (NullReferenceException e)
{
m_log.Error("[EVENTQUEUE] Caught exception: " + e);
return(false);
}
return(true);
}
/// <summary>
/// May return a null queue
/// </summary>
/// <param name="agentId"></param>
/// <returns></returns>
private ThreadedClasses.BlockingQueue <OSD> GetQueue(UUID agentId)
{
ThreadedClasses.BlockingQueue <OSD> queue = null;
if (queues.TryGetValue(agentId, out queue))
{
return(queue);
}
return(null);
}
public bool HasEvents(UUID requestID, UUID agentID)
{
ThreadedClasses.BlockingQueue <OSD> queue = GetQueue(agentID);
if (queue != null)
{
//m_log.WarnFormat("POLLED FOR EVENTS BY {0} in {1} -- {2}", agentID, m_scene.RegionInfo.RegionName, queue.Count);
return(queue.Count > 0);
}
return(false);
}
public Hashtable GetEvents(UUID requestID, UUID pAgentId)
{
if (DebugLevel >= 2)
{
m_log.WarnFormat("POLLED FOR EQ MESSAGES BY {0} in {1}", pAgentId, m_scene.Name);
}
ThreadedClasses.BlockingQueue <OSD> queue = GetQueue(pAgentId);
if (queue == null)
{
return(NoEvents(requestID, pAgentId));
}
OSD element;
try
{
element = queue.Dequeue(15000);
}
catch
{
return(NoEvents(requestID, pAgentId));
}
int thisID = m_ids[pAgentId];
OSDArray array = new OSDArray();
if (element == null) // didn't have an event in 15s
{
// Send it a fake event to keep the client polling! It doesn't like 502s like the proxys say!
array.Add(EventQueueHelper.KeepAliveEvent());
//m_log.DebugFormat("[EVENTQUEUE]: adding fake event for {0} in region {1}", pAgentId, m_scene.RegionInfo.RegionName);
}
else
{
if (DebugLevel > 0)
{
LogOutboundDebugMessage(element, pAgentId);
}
array.Add(element);
lock (queue) /* we use this here to get the inner code race condition safe, NonblockingQueue tolerates this */
{
while (queue.Count > 0)
{
element = queue.Dequeue();
if (DebugLevel > 0)
{
LogOutboundDebugMessage(element, pAgentId);
}
array.Add(element);
thisID++;
}
}
}
OSDMap events = new OSDMap();
events.Add("events", array);
events.Add("id", new OSDInteger(thisID));
m_ids[pAgentId] = thisID + 1;
Hashtable responsedata = new Hashtable();
responsedata["int_response_code"] = 200;
responsedata["content_type"] = "application/xml";
responsedata["keepalive"] = false;
responsedata["reusecontext"] = false;
responsedata["str_response_string"] = OSDParser.SerializeLLSDXmlString(events);
//m_log.DebugFormat("[EVENTQUEUE]: sending response for {0} in region {1}: {2}", pAgentId, m_scene.RegionInfo.RegionName, responsedata["str_response_string"]);
return(responsedata);
}