// Button erstellen
JButton button = new JButton("Klick mich!");

// mit dem Interface ActionListener können wir den Code festlegen, der bei Klick ausgeführt werden soll
// dazu wird eine abstrakte Methode "on-the-fly" implementiert

button.addActionListener( new ActionListener() {

   @Override
   public void onAction() {
      // *was tolles machen*
      buttonWurdeGeklickt();
   }
});

Type TCondition
   Field TheCondition:TSpecialCondition
   
    Method Check()
      TheCondition.Check()
   End Method
   
   Method Something()
      Print "aha"
   End Method
   
   '...

   Function Create: TCondition (TheCondition: TSpecialCondition)
      Local Condition: TCondition = New TCondition
      Condition.TheCondition = TheCondition
      Return Condition
   End Function

End Type

Type TSpecialCondition Abstract
   Method Check() Abstract
End Type


Type MyCondition Extends TSpecialCondition

   Method Check()
      Print "bla"
   End Method
   
   Function Create: TCondition ()
      Local SpecialCondition: MyCondition = New MyCondition
      Local Condition: TCondition = TCondition.Create(SpecialCondition)
      Return Condition
   End Function
End Type

Type MyCondition2 Extends TSpecialCondition

   Method Check()
      Print "blub"
   End Method
   
   Function Create: TCondition ()
      Local SpecialCondition: MyCondition2 = New MyCondition2
      Local Condition: TCondition = TCondition.Create(SpecialCondition)
      Return Condition
   End Function
   
End Type

Local cond1:TCondition = MyCondition.Create()
Local cond2:TCondition = MyCondition2.Create()

cond1.Check()
cond1.Something()
cond2.Check()
cond2.Something()