Changeset 15367 for trunk/sources/HeuristicLab.Algorithms.DataAnalysis

Timestamp:

09/18/17 12:18:47 (7 years ago)

Author:

jkarder

Message:

#2830:

• the asynchronous calls are now awaited
• added extension method to flatten and handle inner exceptions of AggregateExceptions
• fixed some catch clauses

File:

• trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/CrossValidation.cs (modified) (3 diffs)

trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/CrossValidation.cs

@@ -352 +352 @@
       allAlgorithmsFinished = new ManualResetEventSlim(false);
 
+      var startedTasks = new List<Task>(clonedAlgorithms.Count);
+
       //start prepared or paused cloned algorithms
       foreach (IAlgorithm clonedAlgorithm in clonedAlgorithms) {
@@ -360 +362 @@
           lock (locker) {
             if (pausePending || stopPending || ExecutionState != ExecutionState.Started) break;
-            clonedAlgorithm.StartAsync(cancellationToken);
+            var task = clonedAlgorithm.StartAsync(cancellationToken);
+            startedTasks.Add(task);
           }
         }
@@ -366 +369 @@
 
       allAlgorithmsFinished.Wait();
+
+      Task.WaitAll(startedTasks.ToArray()); // to get exceptions not handled within the tasks
     }