| /* |
| * Copyright (c) 2008, 2009, 2011, 2012, 2015 Eike Stepper (Berlin, Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.net4j.util.lifecycle; |
| |
| import org.eclipse.net4j.util.event.IEvent; |
| import org.eclipse.net4j.util.event.IListener; |
| |
| /** |
| * A {@link IListener listener} that dispatches lifecycle {@link ILifecycleEvent events} to methods that can be |
| * overridden by extenders. |
| * |
| * @author Eike Stepper |
| * @apiviz.exclude |
| */ |
| public class LifecycleEventAdapter implements IListener |
| { |
| public LifecycleEventAdapter() |
| { |
| } |
| |
| public final void notifyEvent(IEvent event) |
| { |
| if (event instanceof ILifecycleEvent) |
| { |
| ILifecycleEvent e = (ILifecycleEvent)event; |
| notifyLifecycleEvent(e); |
| } |
| else |
| { |
| notifyOtherEvent(event); |
| } |
| } |
| |
| protected void notifyLifecycleEvent(ILifecycleEvent event) |
| { |
| switch (event.getKind()) |
| { |
| case ABOUT_TO_ACTIVATE: |
| onAboutToActivate(event.getSource()); |
| break; |
| case ACTIVATED: |
| onActivated(event.getSource()); |
| break; |
| case ABOUT_TO_DEACTIVATE: |
| onAboutToDeactivate(event.getSource()); |
| break; |
| case DEACTIVATED: |
| onDeactivated(event.getSource()); |
| break; |
| } |
| } |
| |
| protected void notifyOtherEvent(IEvent event) |
| { |
| } |
| |
| protected void onAboutToActivate(ILifecycle lifecycle) |
| { |
| } |
| |
| protected void onActivated(ILifecycle lifecycle) |
| { |
| } |
| |
| protected void onAboutToDeactivate(ILifecycle lifecycle) |
| { |
| } |
| |
| protected void onDeactivated(ILifecycle lifecycle) |
| { |
| } |
| } |