Changeset 11576 for branches/OptimizationNetworks/HeuristicLab.Problems.DataAnalysis/3.4/Dataset.cs

Timestamp:

11/25/14 03:26:00 (10 years ago)

Author:

swagner

Message:

#2205: Merged changes r11062:11557 from trunk/sources into branches/OptimizationNetworks

Location:

branches/OptimizationNetworks

Files:

• . (modified) (1 prop)
• HeuristicLab.Problems.DataAnalysis (modified) (1 prop)
• HeuristicLab.Problems.DataAnalysis/3.4/Dataset.cs (modified) (3 diffs)

branches/OptimizationNetworks/HeuristicLab.Problems.DataAnalysis/3.4/Dataset.cs

@@ -1 +1 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -170 +170 @@
         yield return value;
     }
+
+    public IEnumerable<string> GetStringValues(string variableName) {
+      IList list;
+      if (!variableValues.TryGetValue(variableName, out list))
+        throw new ArgumentException("The variable " + variableName + " does not exist in the dataset.");
+      List<string> values = list as List<string>;
+      if (values == null) throw new ArgumentException("The variable " + variableName + " is not a string variable.");
+
+      //mkommend yield return used to enable lazy evaluation
+      foreach (string value in values)
+        yield return value;
+    }
+
+    public IEnumerable<DateTime> GetDateTimeValues(string variableName) {
+      IList list;
+      if (!variableValues.TryGetValue(variableName, out list))
+        throw new ArgumentException("The variable " + variableName + " does not exist in the dataset.");
+      List<DateTime> values = list as List<DateTime>;
+      if (values == null) throw new ArgumentException("The variable " + variableName + " is not a datetime variable.");
+
+      //mkommend yield return used to enable lazy evaluation
+      foreach (DateTime value in values)
+        yield return value;
+    }
+
     public ReadOnlyCollection<double> GetReadOnlyDoubleValues(string variableName) {
       IList list;
@@ -194 +219 @@
 
       return rows.Select(index => values[index]);
+    }
+
+    public bool VariableHasType<T>(string variableName) {
+      return variableValues[variableName] is IList<T>;
     }