Changeset 8192 for trunk/sources/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Clustering/CSV

Timestamp:

07/03/12 13:41:36 (12 years ago)

Author:

sforsten

Message:

#1782:

• renamed CanSave to CanExportData and SaveData to ExportData
• added the same functionality for importing problem instance as we implemented for exporting
• some special changes had to be made in Problems.Instances.VehicleRouting

File:

• trunk/sources/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Clustering/CSV/ClusteringCSVInstanceProvider.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Clustering/CSV/ClusteringCSVInstanceProvider.cs

@@ -47 +47 @@
     }
 
-    public override bool CanSaveData {
+    public override IClusteringProblemData LoadData(IDataDescriptor descriptor) {
+      throw new NotImplementedException();
+    }
+
+    public override bool CanImportData {
       get { return true; }
     }
+    public override IClusteringProblemData ImportData(string path) {
+      var csvFileParser = new TableFileParser();
 
-    public override void SaveData(IClusteringProblemData instance, string path) {
+      csvFileParser.Parse(path);
+
+      var dataset = new Dataset(csvFileParser.VariableNames, csvFileParser.Values);
+      var claData = new ClusteringProblemData(dataset, dataset.DoubleVariables);
+
+      int trainingPartEnd = csvFileParser.Rows * 2 / 3;
+      claData.TrainingPartition.Start = 0;
+      claData.TrainingPartition.End = trainingPartEnd;
+      claData.TestPartition.Start = trainingPartEnd;
+      claData.TestPartition.End = csvFileParser.Rows;
+      int pos = path.LastIndexOf('\\');
+      if (pos < 0)
+        claData.Name = path;
+      else {
+        pos++;
+        claData.Name = path.Substring(pos, path.Length - pos);
+      }
+
+      return claData;
+    }
+
+    public override bool CanExportData {
+      get { return true; }
+    }
+    public override void ExportData(IClusteringProblemData instance, string path) {
       var strBuilder = new StringBuilder();
 
@@ -74 +104 @@
       }
     }
-
-    public override IClusteringProblemData LoadData(IDataDescriptor descriptor) {
-      throw new NotImplementedException();
-    }
   }
 }