/*******************************************************************************
 * Copyright (c) 2005, 2009 Andrea Bittau, University College London, 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:
 *     Andrea Bittau - initial API and implementation from the PsychoPath XPath 2.0 
 *******************************************************************************/

package org.eclipse.wst.xml.xpath2.processor.ast;

import java.util.*;

import org.eclipse.wst.xml.xpath2.processor.internal.ast.XPathNode;
import org.eclipse.wst.xml.xpath2.processor.internal.ast.XPathVisitor;

/**
 * Support for XPath.
 */
public class XPath extends XPathNode {
	private Collection _exprs;

	/**
	 * Constructor for XPath.
	 * 
	 * @param exprs
	 *            XPath expressions.
	 */
	public XPath(Collection exprs) {
		_exprs = exprs;
	}

	/**
	 * Support for Visitor interface.
	 * 
	 * @return Result of Visitor operation.
	 */
	@Override
	public Object accept(XPathVisitor v) {
		return v.visit(this);
	}

	/**
	 * Support for Iterator interface.
	 * 
	 * @return Result of Iterator operation.
	 */
	public Iterator iterator() {
		return _exprs.iterator();
	}
}