| /******************************************************************************* |
| * Copyright (c) 2008, 2010 Oracle. 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: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.core; |
| |
| /** |
| * Listeners are notified whenever anything in the JPA resource model changes. |
| * <p> |
| * Provisional API: This interface is part of an interim API that is still |
| * under development and expected to change significantly before reaching |
| * stability. It is available at this early stage to solicit feedback from |
| * pioneering adopters on the understanding that any code that uses this API |
| * will almost certainly be broken (repeatedly) as the API evolves. |
| * |
| * @version 2.3 |
| * @since 2.2 |
| */ |
| public interface JpaResourceModel { |
| |
| /** |
| * Return the resource type of the model. This may potentially change. |
| * Return null if it cannot be determined, the content type or version is null. |
| */ |
| JpaResourceType getResourceType(); |
| |
| /** |
| * Changes to the resource model result in events. |
| * In particular, the JPA project performs an "update" whenever a resource |
| * model changes. |
| */ |
| void addResourceModelListener(JpaResourceModelListener listener); |
| |
| /** |
| * @see #addResourceModelListener(ResourceModelListener) |
| */ |
| void removeResourceModelListener(JpaResourceModelListener listener); |
| |
| } |