1 files changed, 9 insertions, 0 deletions
diff --git a/src/de/fhswf/in/inf/se/notepadMinusMinus/model/Grade.java b/src/de/fhswf/in/inf/se/notepadMinusMinus/model/Grade.java
index 9c674d6..ad03065 100644
--- a/src/de/fhswf/in/inf/se/notepadMinusMinus/model/Grade.java
+++ b/src/de/fhswf/in/inf/se/notepadMinusMinus/model/Grade.java
@@ -9,6 +9,7 @@ import javax.xml.bind.annotation.XmlAttribute;
 import javax.xml.bind.annotation.XmlRootElement;
 import javax.xml.bind.annotation.XmlValue;
 
+import javafx.beans.Observable;
 import javafx.beans.property.IntegerProperty;
 import javafx.beans.property.ObjectProperty;
 import javafx.beans.property.SimpleIntegerProperty;
@@ -17,6 +18,7 @@ import javafx.beans.property.SimpleStringProperty;
 import javafx.beans.property.StringProperty;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
+import javafx.util.Callback;
 
 /**
  * TODO Add comment here
@@ -41,6 +43,13 @@ public class Grade
 
    private IntegerProperty attempt = new SimpleIntegerProperty(1);
 
+   public static Callback<Grade, Observable[]> extractor()
+   {
+      return (Grade grade) -> new Observable[] { grade.semesterProperty(),
+            grade.modulenameProperty(), grade.ectsProperty(),
+            grade.gradeProperty(), grade.attemptProperty() };
+   }
+
    public final IntegerProperty semesterProperty()
    {
       return this.semester;