/*
 * Lokomo OneCMDB - An Open Source Software for Configuration
 * Management of Datacenter Resources
 *
 * Copyright (C) 2006 Lokomo Systems AB
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 * 
 * Lokomo Systems AB can be contacted via e-mail: info@lokomo.com or via
 * paper mail: Lokomo Systems AB, Sv�rdv�gen 27, SE-182 33
 * Danderyd, Sweden.
 *
 */
package org.onecmdb.core.utils.transform.xml;

import java.io.IOException;

import org.onecmdb.core.utils.transform.ComplexAttributeSelector;
import org.onecmdb.core.utils.transform.DataSet;
import org.onecmdb.core.utils.transform.IAttributeValue;
import org.onecmdb.core.utils.transform.IInstance;
import org.onecmdb.core.utils.transform.IInstanceSelector;

public class XPathComplexAttributeSelector extends ComplexAttributeSelector {
	private String xpath;
	
	
	
	public XPathComplexAttributeSelector() {
		super();
	}
	
	public XPathComplexAttributeSelector(String name, DataSet dataSet, boolean naturalKey, String xpath) {
		super(name, dataSet, naturalKey);
		setXpath(xpath);
	}
	
	public void setXpath(String xpath) {
		this.xpath = xpath;
	}
	
	public String getXpath() {
		return(this.xpath);
	}

	@Override
	public IAttributeValue getAttribute(IInstance row) throws IOException {	
		
		IAttributeValue aValue = super.getAttribute(row);
		IInstanceSelector selector = aValue.getDataSet().getInstanceSelector();
		if (selector instanceof XPathInstanceSelector) {
			((XPathInstanceSelector)selector).setXpath(getXpath());
		}
		return(aValue);
	}
	
	
}