/*******************************************************************************
* Copyright (c) 2001, 2005 IBM Corporation 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:
* IBM Corporation - initial API and implementation
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.sse.core.internal.provisional;
/**
* This interface allows nodes to be adapted.
*
* The main difference between this type of adapter (IAdaptable) and base
* adapter is that these adapters are notified of changes.
*
* @plannedfor 1.0
*/
public interface INodeAdapter {
/**
* The infrastructure calls this method to determine if the adapter is
* appropriate for 'type'. Typically, adapters return true based on
* identity comparison to 'type', but this is not required, that is, the
* decision can be based on complex logic.
*
*/
boolean isAdapterForType(Object type);
/**
* Sent to adapter when notifier changes. Each notifier is responsible for
* defining specific eventTypes, feature changed, etc.
*
* ISSUE: may be more evolvable if the argument was one big 'notifier
* event' instance.
*/
void notifyChanged(INodeNotifier notifier, int eventType, Object changedFeature, Object oldValue, Object newValue, int pos);
}