added serializable to Figure

src/mvcgrafik/controller/BtnController.java

         try
         {
           //model.datenSpeichern(selectedFile);
-          model.speichereDatei("TEST");
+          model.speichereDatei(selectedFile.getAbsolutePath());
         }
         catch (UnsupportedEncodingException ex)
         {
         try
         {
           //model.datenLesen(selectedFile);
-          model.ladeDatei("TEST");
+          model.ladeDatei(selectedFile.getAbsolutePath());
         }
         catch (UnsupportedEncodingException ex)
         {

src/mvcgrafik/controller/GrafikController.java

     }
     Point p = evt.getPoint();
     if(p_old != null){
-//      view.drawLine(p, p_old);
         view.drawLine(p, p_old);
     }
     p_old = p;

src/mvcgrafik/model/Figure.java

 package mvcgrafik.model;
 
 import java.awt.Point;
+import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
  *
  * @author chris, hd
  */
-public class Figure
+public class Figure implements Serializable
 {
   private ArrayList<Point> punkte;
   

src/mvcgrafik/model/GrafikModel.java

     FileInputStream fis = new FileInputStream(dateiname);
     BufferedInputStream buffin = new BufferedInputStream(fis);
     ObjectInputStream ois = new ObjectInputStream(buffin);
-    Object obj = ois.readObject();
 //     if (obj instanceof ArrayList)
 //     {
 //       punkte = (ArrayList<Point>) obj;