public static void HandleException(Exception ex, string handlerPolicy = "unused" )
{
SimpleLogging.LogMessage("Exception type=" + ex.GetType().FullName);
SimpleLogging.LogMessage("Excption stacktrace: " +ex.StackTrace + "\r\nEx Message:" + ex.Message );
}
public static void AddJob(BackgroundWorker worker, HttpSessionState Session)
{
if (!Instance().IsBusy)
{
SimpleLogging.LogMessage("Warning! ShortTermJobQue = Adding Job to stopped Job Queue");
}
Instance().jobQueue.Enqueue(new SessionJob()
{
SessionId = Session.SessionID,
Worker = worker
});
}
public static void CompileScript(string scriptPath, ref IDisposable compiled)
{
SimpleLogging.LogMessage("scriptserver compiling linkpad script: " + scriptPath);
try
{
var dbCtx = LINQPad.Util.Compile(scriptPath, false);
compiled = dbCtx;
}
catch (Exception e)
{
SimpleExceptionHandling.HandleException(e);
}
}
public static object ReRunScript(object[] args, ScriptCacheItem script)
{
var result = (script.CompiledScript as LINQPad.ObjectModel.QueryCompilation).Run(LINQPad.QueryResultFormat.Text, args);
if (result.Exception != null)
{
SimpleLogging.LogMessage(script.ScriptFile + " run returned with exception.");
SimpleExceptionHandling.HandleException(result.Exception);
return(result.Exception);
}
else
{
return(result.ReturnValue);
}
}
public static ShortTermJobQueue Instance()
{
if (instance == null)
{
instance = new ShortTermJobQueue();
}
else
{
if (!instance.IsBusy)
{
SimpleLogging.LogMessage("Warning! Call to ShortTermJobQueue.Instance() returning a stopped background worker");
}
}
return(instance);
}
void ShortTermJobQueue_DoWork(object sender, DoWorkEventArgs e)
{
SimpleLogging.LogMessage("ShortTermJobQueue starting......");
try
{
while (!this.CancellationPending)
{
StartJobs();
System.Threading.Thread.Sleep(500); // Runs every 1/2.
}
}
catch (Exception stjqe)
{
SimpleExceptionHandling.HandleException(stjqe, "Background");
throw stjqe;
}
}
void StartJobs()
{
if (jobQueue != null)
{
while (jobQueue.Count() > 0 && !this.CancellationPending)
{
SessionJob job = null;
jobQueue.TryDequeue(out job);
if (job != null)
{
SimpleLogging.LogMessage("ShortTermJobQueue starting a:" + job.Worker.GetType().FullName);
job.Worker.RunWorkerAsync();
}
}
}
}
void ScriptDisposeBackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
// Going to wait 4 second to let all other threads finish running the script.
System.Threading.Thread.Sleep(4000);
if (ConfigurationManager.AppSettings["debug"] != null && ConfigurationManager.AppSettings["debug"] == "true")
{
SimpleLogging.LogMessage("ScriptDisposeBackgroundWorker disposing: " + CachedScript.ScriptFile + " requesting thread=" + this.RequestingThreadId.ToString());
}
try
{
CachedScript.CompiledScript.Dispose();
CachedScript.CompiledScript = null;
}
catch (System.Threading.AbandonedMutexException ex)
{
// Oh well..... Just eat it.
SimpleLogging.LogMessage("Exception displosing script.");
SimpleExceptionHandling.HandleException(ex);
}
}
void ShortTermJobQueue_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
SimpleLogging.LogMessage("Notice! ShortTermJobQueue_RunWorkerCompleted");
}
public static void Shutdown()
{
Instance().CancelAsync();
SimpleLogging.LogMessage("ShortTermJobQueue shutting down..");
instance = null;
}
