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/*******************************************************************************
 * Copyright (c) 1998, 2012 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the 
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
 * which accompanies this distribution. 
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at 
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
 ******************************************************************************/ 
package org.eclipse.persistence.sdo.helper.extension;

import java.util.List;
import java.util.Map;
import commonj.sdo.DataObject;

public class XPathExpression {
    private String expression;
    
    /**
     * This constructor sets the expression to the provided value.
     * 
     * @param expression
     */
    public XPathExpression(String expression) {
        this.expression = expression;
    }
    
    /**
     * Execute the xpath expression on the provided dataObject,
     * using the values in the map.
     *  
     * @param dataObject
     * @param values
     * @return
     */
    public List evaluate(DataObject dataObject, Map values) {
        return XPathHelper.getInstance().evaluate(expression, dataObject);
    }
}