Scrollbar.java 文件源码

/**
 * Returns an array of all the objects currently registered as FooListeners
 * upon this <code>Scrollbar</code>. FooListeners are registered using the
 * addFooListener method.
 *
 * @exception ClassCastException If listenerType doesn't specify a class or
 * interface that implements java.util.EventListener.
 */
public <T extends EventListener> T[] getListeners(Class<T> listenerType)
{
  if (listenerType == AdjustmentListener.class)
    return AWTEventMulticaster.getListeners(adjustment_listeners,
                                            listenerType);

  return super.getListeners(listenerType);
}