/// -----------------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="ParserScheduler"/> class.
/// </summary>
/// -----------------------------------------------------------------------------------
public void Init(string server, string database, string LangProject)
{
DebugMsg("ParserScheduler constructor is being called");
Trace.WriteLineIf(tracingSwitch.TraceInfo, "ParserScheduler(): CurrentThreadId = " + Win32.GetCurrentThreadId().ToString());
m_server = server;
m_database = database;
m_LangProject = LangProject;
m_paused = false;
m_sqlConnection = new SqlConnection(GetConnectionString());
m_sqlConnection.Open();
SqlCommand command = m_sqlConnection.CreateCommand();
command.CommandText = "select top 1 ParserParameters from MoMorphData";
XmlDocument doc = new XmlDocument();
doc.LoadXml(((string)command.ExecuteScalar()).Trim());
XmlNode parserNode = doc.SelectSingleNode("/ParserParameters/ActiveParser");
m_parser = parserNode == null ? "XAmple" : parserNode.InnerText;
// could use reflection to create the correct parser worker, then this switch statement
// would not need to be updated for each parser, probably not a big deal for now
switch (m_parser)
{
case "XAmple":
m_parserWorker = new XAmpleParserWorker(m_sqlConnection, m_database, m_LangProject,
new TaskUpdateEventHandler(this.HandleTaskUpdate));
break;
case "HC":
m_parserWorker = new HCParserWorker(m_sqlConnection, m_database, m_LangProject,
new TaskUpdateEventHandler(this.HandleTaskUpdate));
break;
}
m_lastGrammarUpdateStamp = new TimeStamp();
m_fForceGrammarOrLexiconNeedsUpdatingCheck = false;
m_StopEvent = new ManualResetEvent(false);
m_PauseEvent = new ManualResetEvent(false);
m_QueueEvent = new ManualResetEvent(false);
m_TryAWordEvent = new ManualResetEvent(false);
m_waitTime = new TimeSpan(0, 0, 1);
m_lowQueue = new M3ParserWordformQueue();
m_mediumQueue = new M3ParserWordformQueue();
m_highQueue = new M3ParserWordformQueue();
// m_traceQueue = new M3ParserWordformQueue();
m_consumerThread = new Thread(new ThreadStart(this.ConsumerThreadStart));
m_consumerThread.Priority = ThreadPriority.BelowNormal;
m_consumerThread.IsBackground = true; // Can't prevent owning app from terminating.
m_consumerThread.Name = "Parser scheduler-worker";
m_consumerThread.SetApartmentState(ApartmentState.STA); // do before starting - DH
m_consumerThread.CurrentUICulture = System.Threading.Thread.CurrentThread.CurrentUICulture;
m_consumerThread.Start();
m_cref = 1;
}
private void AddToQueue(int hvoWordform, M3ParserWordformQueue queue)
{
queue.EnqueueWordform(hvoWordform);
}
