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/*******************************************************************************
* 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.common.core;
/**
* Listeners are notified whenever anything in the JPT 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 JptResourceModel {
/**
* 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.
*/
JptResourceType getResourceType();
/**
* Changes to the resource model result in events.
* In particular, the JPA project performs an "update" whenever a resource
* model changes.
*/
void addResourceModelListener(JptResourceModelListener listener);
/**
* @see #addResourceModelListener(ResourceModelListener)
*/
void removeResourceModelListener(JptResourceModelListener listener);
}
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