Name: dgC58589 Date: 01/05/98


The following application generates a


import java.io.*;
import java.awt.swing.*;
import java.awt.swing.event.*;

public class ListTest
{
  static public void main(String args[])
  {
  JList list = new JList();
  list.addListSelectionListener(new ListSelectionListener()
   {
       public void valueChanged(ListSelectionEvent e)
       {
          ;
       }
      }
);
   FileOutputStream outFile;
ObjectOutputStream freezer = null;
try
{
outFile = new FileOutputStream("listTest");
freezer = new ObjectOutputStream(outFile);
freezer.writeObject(list);
freezer.close();
}
   catch(Exception e)
   {
   System.out.println("ERROR "+e);
   System.exit(1);
   }
  }

}

Stack trace:

java.io.NotSerializableException: java.awt.swing.JList$6
        at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:718)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:251)
        at java.io.ObjectOutputStream.outputClassFields(ObjectOutputStream.java:1347)
        at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:348)
        at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:765)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:251)
        at ListTest.main(ListTest.java:25)
ERROR java.io.NotSerializableException: java.awt.swing.JList$6

(Review ID: 22398)
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