Changeset 11002 for branches/DataPreprocessing/HeuristicLab.DataPreprocessing/3.4/Implementations/TransactionalPreprocessingData.cs

Timestamp:

06/11/14 15:43:05 (10 years ago)

Author:

mleitner

Message:

Refactoring

File:

• branches/DataPreprocessing/HeuristicLab.DataPreprocessing/3.4/Implementations/TransactionalPreprocessingData.cs (modified) (2 diffs)

branches/DataPreprocessing/HeuristicLab.DataPreprocessing/3.4/Implementations/TransactionalPreprocessingData.cs

@@ -23 +23 @@
 using System.Collections;
 using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
 using HeuristicLab.Common;
 using HeuristicLab.Core;
@@ -159 +161 @@
       if (!IsInTransaction)
         OnChanged(DataPreprocessingChangedEventType.ChangeColumn, columnIndex, -1);
+    }
+
+    public override bool SetValue(string value, int columnIndex, int rowIndex) {
+      bool valid = false;
+      if (IsType<double>(columnIndex)) {
+        double val;
+        valid = double.TryParse(value, out val);
+        SetValueIfValid(columnIndex, rowIndex, valid, val);
+      } else if (IsType<string>(columnIndex)) {
+        valid = value != null;
+        SetValueIfValid(columnIndex, rowIndex, valid, value);
+      } else if (IsType<DateTime>(columnIndex)) {
+        DateTime date;
+        valid = DateTime.TryParse(value, out date);
+        SetValueIfValid(columnIndex, rowIndex, valid, date);
+      } else {
+        throw new ArgumentException("column " + columnIndex + " contains a non supported type.");
+      }
+
+      if (!IsInTransaction)
+        OnChanged(DataPreprocessingChangedEventType.ChangeColumn, columnIndex, -1);
+
+      return valid;
+    }
+    
+    public override bool Validate(string value, out string errorMessage, int columnIndex){
+     if (columnIndex < 0 || columnIndex > VariableNames.Count()) {
+        throw new ArgumentOutOfRangeException("column index is out of range");
+      }
+
+      bool valid = false;
+      errorMessage = string.Empty;
+      if (IsType<double>(columnIndex)) {
+        double val;
+        valid = double.TryParse(value, out val);
+        if (!valid) {
+          errorMessage = "Invalid Value (Valid Value Format: \"" + FormatPatterns.GetDoubleFormatPattern() + "\")";
+        }
+      } else if (IsType<string>(columnIndex)) {
+        valid = value != null;
+        if (!valid) {
+          errorMessage = "Invalid Value (string must not be null)";
+        }
+      } else if (IsType<DateTime>(columnIndex)) {
+        DateTime date;
+        valid = DateTime.TryParse(value, out date);
+        if (!valid) {
+          errorMessage = "Invalid Value (Valid Value Format: \"" + CultureInfo.CurrentCulture.DateTimeFormat + "\"";
+        }
+      } else {
+        throw new ArgumentException("column " + columnIndex + " contains a non supported type.");
+      }
+
+      return valid;
+    }
+
+    private void SetValueIfValid<T>(int columnIndex, int rowIndex, bool valid, T value) {
+      if (valid)
+        SetCell<T>(columnIndex, rowIndex, value);
+    }
+
+    public override bool AreAllStringColumns(IEnumerable<int> columnIndices) {
+      return columnIndices.All(x => IsType<string>(x));
+    }
+
+    public override void DeleteRowsWithIndices(IEnumerable<int> rows) {
+      foreach (int rowIndex in rows) {
+        DeleteRow(rowIndex);
+      }
     }