/*******************************************************************************
* Copyright (c) 2008 xored software, 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:
* xored software, Inc. - initial API and Implementation (Andrei Sobolev)
*******************************************************************************/
package org.eclipse.dltk.core;
import java.util.List;
/**
* This interface could be used to extend generic structure model building.
*
* Model providers are registered using the "org.eclipse.dltk.core.model"
* extension point.
*/
public interface IModelProvider {
/**
* Called for each model element buildStructure.
*
* Can remove some elements from children's set.
*
* Any new elements need to implement @see:IModelElementMemento to handle
* inner element references.
*/
void provideModelChanges(IModelElement parentElement,
List<IModelElement> children);
/**
* Used for performance reasons.
*
* Should return true if provider provides some elements at selected level.
*/
boolean isModelChangesProvidedFor(IModelElement modelElement, String name);
}