D-Net

package eu.dnetlib.validator.service.impls.rules.xml;

import java.util.Properties;

import org.w3c.dom.NodeList;

import eu.dnetlib.validator.engine.data.DataException;

import eu.dnetlib.validator.engine.data.RuleException;

import eu.dnetlib.validator.engine.execution.ValidationObject;

import eu.dnetlib.validator.service.impls.rules.CardinalityRule;

import eu.dnetlib.validator.service.impls.valobjs.XMLTextValidationObject;

public class XMLCardinalityRule extends CardinalityRule implements XMLRule {

	private static final long serialVersionUID = -3293960407395273309L;

	public XMLCardinalityRule(Properties pros, int id) {

		super(pros, id);

	}

	@Override

	public boolean apply(ValidationObject obj) throws RuleException {

		XMLTextValidationObject tobj = (XMLTextValidationObject) obj;

		NodeList nodes;

		try {

			nodes = tobj.getNodes(this.pros.getProperty(XPATH));

		} catch (DataException e) {

			log.error("", e);

			return false;

		}

		int number = nodes.getLength();

		log.debug("XML Cardinality Rule. Count: "+number);

		if (number < Integer.parseInt(pros.getProperty(LESS_THAN)) && number > Integer.parseInt(pros.getProperty(GREATER_THAN)))

			return true;

		else

			return false;

	}

}