/// <summary>
/// The part of the log with high enough severity.
/// </summary>
/// <param name="cutoff">Do not show messages below this severity.</param>
/// <returns>A string representation of all suitable messages in the log.</returns>
public IEnumerable <string> Message(DiagnosisMessage.Importance cutoff)
{
bool coreBugFound = false;
IEnumerable <DiagnosisMessage> suitable = this.messages.Where(m => m.MessageImportance >= cutoff);
// remove duplicated messages
Dictionary <string, Tuple <int, DiagnosisMessage> > repeats = new Dictionary <string, Tuple <int, DiagnosisMessage> >();
foreach (DiagnosisMessage s in suitable)
{
if (s.MessageImportance == DiagnosisMessage.Importance.CoreBug)
{
coreBugFound = true;
}
if (repeats.ContainsKey(s.Message))
{
repeats[s.Message] = Tuple.Create(repeats[s.Message].Item1 + 1, repeats[s.Message].Item2);
}
else
{
repeats[s.Message] = new Tuple <int, DiagnosisMessage>(1, s);
}
}
foreach (var m in repeats)
{
var count = m.Value.Item1;
var msg = m.Value.Item2.ToString();
if (count > 1)
{
msg += " [repeated " + count + " times]";
}
yield return(msg);
}
if (coreBugFound)
{
yield return("This is a bug in the underlying system (Dryad/DryadLINQ/Quincy). You can report this diagnosis to the DryadLINQ developers at drylnqin");
}
}
/// <summary>
/// Write a log message to the diagnosis log.
/// </summary>
/// <param name="importance">Message importance.</param>
/// <param name="message">Message to write.</param>
/// <param name="details">Additional message details.</param>
protected void Log(DiagnosisMessage.Importance importance, string message, string details)
{
this.diagnosisLog.AddMessage(new DiagnosisMessage(importance, message, details));
}
