Changeset 13251 for trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Interpreter/SymbolicDataAnalysisExpressionTreeILEmittingInterpreter.cs

Timestamp:

11/18/15 13:55:01 (8 years ago)

Author:

mkommend

Message:

#2442: Adapted locking in the symbolic expression trees interpreters when incrementing the evaluated solutions.

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Interpreter/SymbolicDataAnalysisExpressionTreeILEmittingInterpreter.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Interpreter/SymbolicDataAnalysisExpressionTreeILEmittingInterpreter.cs

@@ -150 +150 @@
     #endregion
 
+    private readonly object syncRoot = new object();
     public IEnumerable<double> GetSymbolicExpressionTreeValues(ISymbolicExpressionTree tree, IDataset dataset, IEnumerable<int> rows) {
       if (CheckExpressionsWithIntervalArithmetic)
         throw new NotSupportedException("Interval arithmetic is not yet supported in the symbolic data analysis interpreter.");
 
-      EvaluatedSolutions++; // increment the evaluated solutions counter
+      lock (syncRoot) {
+        EvaluatedSolutions++; // increment the evaluated solutions counter
+      }
       var state = PrepareInterpreterState(tree, dataset);