| /******************************************************************************* |
| * Copyright (c) 2011 VMware Inc. |
| * 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: |
| * VMware Inc. - initial contribution |
| *******************************************************************************/ |
| |
| package org.eclipse.equinox.internal.region; |
| |
| import org.eclipse.equinox.region.Region; |
| |
| /** |
| * {@link RegionLifecycleListener} is a service interface to listen for regions being added to and deleted from the |
| * region digraph. |
| * <p /> |
| * Note that this is an internal interface and is not intended for external use. |
| * <p /> |
| * |
| * <strong>Concurrent Semantics</strong><br /> |
| * Implementations of this interface must be thread safe. |
| */ |
| public interface RegionLifecycleListener { |
| |
| /** |
| * Called after the given region is added to the digraph. |
| * |
| * @param region the region which has been added |
| */ |
| void regionAdded(Region region); |
| |
| /** |
| * Called before the given region is removed from the digraph. |
| * |
| * @param region the region which is about to be removed |
| */ |
| void regionRemoving(Region region); |
| |
| } |
