bundles/org.eclipse.wst.jsdt.manipulation/src/org/eclipse/wst/jsdt/core/refactoring/descriptors/JavaScriptRefactoringContribution.java

/*******************************************************************************
 * Copyright (c) 2006, 2008 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
 *******************************************************************************/
package org.eclipse.wst.jsdt.core.refactoring.descriptors;

import java.util.Map;

import org.eclipse.core.runtime.Assert;

import org.eclipse.ltk.core.refactoring.RefactoringContribution;
import org.eclipse.ltk.core.refactoring.RefactoringDescriptor;

/**
 * Partial implementation of a Java refactoring contribution.
 * <p>
 * Note: this class is not intended to be extended outside the refactoring
 * framework.
 * </p>
 *  
 * Provisional API: This class/interface is part of an interim API that is still under development and expected to 
 * change significantly before reaching stability. It is being made 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.
 */
public abstract class JavaScriptRefactoringContribution extends RefactoringContribution {

	/**
	 * {@inheritDoc}
	 */
	public final Map retrieveArgumentMap(final RefactoringDescriptor descriptor) {
		Assert.isNotNull(descriptor);
		if (descriptor instanceof JavaScriptRefactoringDescriptor)
			return ((JavaScriptRefactoringDescriptor) descriptor).getArguments();
		return super.retrieveArgumentMap(descriptor);
	}
}