D-Net

package eu.dnetlib.dli.resolver;

import java.util.List;

import com.ximpleware.AutoPilot;

import com.ximpleware.VTDGen;

import com.ximpleware.VTDNav;

import eu.dnetlib.data.transform.VtdUtilityParser;

import eu.dnetlib.dli.resolver.model.DLIResolvedObject;

import eu.dnetlib.pid.resolver.model.ObjectType;

import org.apache.commons.logging.Log;

import org.apache.commons.logging.LogFactory;

/**

 * Created by sandro on 9/26/16.

 */

public class NCBINParser {

	private static final Log log = LogFactory.getLog(NCBINParser.class);

    public DLIResolvedObject parseRecord(final String record) {

        try {

			if (record == null || record.contains("ERROR"))

				return null;

            final DLIResolvedObject parsedObject = new DLIResolvedObject();

            final VTDGen vg = new VTDGen();

			vg.setDoc(record.getBytes());

			vg.parse(true);

			final VTDNav vn = vg.getNav();

			final AutoPilot ap = new AutoPilot(vn);

			parsedObject.setTitles(VtdUtilityParser.getTextValue(ap, vn, "//Item[./@Name='Title']"));

			List<String> dates = VtdUtilityParser.getTextValue(ap, vn, "//Item[./@Name='CreateDate']");

			if(dates!=null && dates.size()>0)

				parsedObject.setDate(dates.get(0));

			parsedObject.setType(ObjectType.dataset);

			return parsedObject;

		} catch (Throwable e) {

			log.error(String.format("Error on parsing document %s", record), e);

			return null;

		}

	}

}