小编HAM*_*MID的帖子

嗨，我有一个问题，我有一个对象类型为Object Class的对象，我想将其转换为类型为java.swing.JButton的对象吗？这是代码：

private void EventSelectedFromList(java.awt.event.ActionEvent evt) {                                       
        // add code here
        try
        {
            String eventName = (String)EventList.getSelectedItem();// get the event 
            EventSetDescriptor ed = eventValue(events,eventName);
            if(ed.getListenerType() == ActionListener.class){// check if selected event has an actionListerner listener
                AddEventHandlerButton.setEnabled(true);// Enable eventhandler button
                String objectName = (String) ObjectList.getSelectedItem();
                Object ob = FindObject(hm, objectName);// retrieve the object from hashmap
                // now 'ob' of type of JButton, I want to add ActionListener to this JButton???

                Class zzz = ob.getClass();
                System.out.println(zzz);

            } else {
                AddEventHandlerButton.setEnabled(false);
            }
        }catch(Exception …