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Code comments on recent changes in EventQueueManager

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This commit is contained in:
Tedd Hansen
2007-08-19 11:38:58 +00:00
parent 7770c65a7e
commit eeaac68d73
2 changed files with 48 additions and 12 deletions
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54
OpenSim/Region/ScriptEngine/DotNetEngine/EventQueueManager.cs
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@@ -42,11 +42,26 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine
[Serializable]
class EventQueueManager
{
/// <summary>
/// List of threads processing event queue
/// </summary>
private List<Thread> EventQueueThreads = new List<Thread>();
private object QueueLock = new object();
private object QueueLock = new object(); // Mutex lock object
/// <summary>
/// How many ms to sleep if queue is empty
/// </summary>
private int NothingToDoSleepms = 50;
/// <summary>
/// How many threads to process queue with
/// </summary>
private int NumberOfThreads = 2;
/// <summary>
/// Queue containing events waiting to be executed
/// </summary>
private Queue<QueueItemStruct> EventQueue = new Queue<QueueItemStruct>();
/// <summary>
/// Queue item structure
/// </summary>
private struct QueueItemStruct
{
public IScriptHost ObjectID;
@@ -55,13 +70,20 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine
public object[] param;
}
/// <summary>
/// List of ObjectID locks for mutex processing of script events
/// </summary>
private List<IScriptHost> ObjectLocks = new List<IScriptHost>();
private object TryLockLock = new object(); // Mutex lock object
private ScriptEngine myScriptEngine;
public EventQueueManager(ScriptEngine _ScriptEngine)
{
myScriptEngine = _ScriptEngine;
//myScriptEngine.m_logger.Verbose("ScriptEngine", "EventQueueManager Start");
// Start worker thread
//
// Start event queue processing threads (worker threads)
//
for (int ThreadCount = 0; ThreadCount <= NumberOfThreads; ThreadCount++)
{
Thread EventQueueThread = new Thread(EventQueueThreadLoop);
@@ -92,9 +114,13 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine
}
EventQueueThreads.Clear();
// Todo: Clean up our queues
EventQueue.Clear();
}
/// <summary>
/// Queue processing thread loop
/// </summary>
private void EventQueueThreadLoop()
{
//myScriptEngine.m_logger.Verbose("ScriptEngine", "EventQueueManager Worker thread spawned");
@@ -156,8 +182,11 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine
}
}
private List<IScriptHost> ObjectLocks = new List<IScriptHost>();
private object TryLockLock = new object();
/// <summary>
/// Try to get a mutex lock on ObjectID
/// </summary>
/// <param name="ObjectID"></param>
/// <returns></returns>
private bool TryLock(IScriptHost ObjectID)
{
lock (TryLockLock)
@@ -174,6 +203,10 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine
}
}
/// <summary>
/// Release mutex lock on ObjectID
/// </summary>
/// <param name="ObjectID"></param>
private void ReleaseLock(IScriptHost ObjectID)
{
lock (TryLockLock)
@@ -185,6 +218,12 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine
}
}
/// <summary>
/// Add event to event execution queue
/// </summary>
/// <param name="ObjectID"></param>
/// <param name="FunctionName">Name of the function, will be state + "_event_" + FunctionName</param>
/// <param name="param">Array of parameters to match event mask</param>
public void AddToObjectQueue(IScriptHost ObjectID, string FunctionName, object[] param)
{
// Determine all scripts in Object and add to their queue
@@ -210,10 +249,7 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine
}
}
//public void AddToScriptQueue(string ObjectID, string FunctionName, object[] param)
//{
// // Add to script queue
//}
}
}