ARootOperator.java

/*******************************************************************************
 * Copyright (c) 2007, 2008 Edgar Espina.
 * 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
 *
 
 *******************************************************************************/
package org.deved.antlride.internal.core.model;

import org.deved.antlride.core.model.ElementKind;
import org.deved.antlride.core.model.IGrammar;
import org.deved.antlride.core.model.IRootOperator;
import org.deved.antlride.core.model.IRule;
import org.deved.antlride.core.model.ISourceElement;
import org.deved.antlride.core.model.IStatement;
import org.deved.antlride.core.model.ast.IModelElementVisitor;

public class ARootOperator extends ATreeOperator implements IRootOperator {

	public ARootOperator(ISourceElement operator, IStatement statement) {
		super(operator, statement);
	}

	public <E> E getAdapter(Class<E> adapter) {
		if (adapter == IRootOperator.class)
			return adapter.cast(this);
		if (adapter == IRule.class)
			return adapter.cast(getEnclosingRule());
		if (adapter == IGrammar.class)
			return adapter.cast(getEnclosingRule().getParent());
		return null;
	}

	public ElementKind getElementKind() {
		return ElementKind.ROOT_OPERATOR;
	}

	public String getElementName() {
		return "^";
	}

	public void traverse(IModelElementVisitor visitor) {
		if (visitor.visitRootOperator(this)) {
			statement.traverse(visitor);
			visitor.endvisitRootOperator(this);
		}
	}
}