D-Net

package eu.dnetlib.pace.condition;

import java.util.List;

import eu.dnetlib.pace.common.AbstractPaceFunctions;

import eu.dnetlib.pace.config.Cond;

import eu.dnetlib.pace.distance.eval.ConditionEval;

import eu.dnetlib.pace.distance.eval.ConditionEvalMap;

import eu.dnetlib.pace.model.Document;

import eu.dnetlib.pace.model.Field;

import eu.dnetlib.pace.model.FieldDef;

/**

 * Abstract conditions needs a list of field names.

 *

 * @author claudio

 *

 */

public abstract class AbstractCondition extends AbstractPaceFunctions implements ConditionAlgo {

	protected Cond cond;

	protected List<FieldDef> fields;

	public AbstractCondition(final Cond cond, final List<FieldDef> fields) {

		this.cond = cond;

		this.fields = fields;

	}

	protected abstract ConditionEval verify(FieldDef fd, Field a, Field b);

	@Override

	public ConditionEvalMap verify(final Document a, final Document b) {

		final ConditionEvalMap res = new ConditionEvalMap();

		for (final FieldDef fd : getFields()) {

			final Field va = a.values(fd.getName());

			final Field vb = b.values(fd.getName());

			//commented out shortcuts

			/*

			if ((va.isEmpty() || vb.isEmpty()) && fd.isIgnoreMissing()) {

				continue;

			}

			*/

			res.put(fd.getName(), verify(fd, va, vb));

		}

		return res;

	}

	public List<FieldDef> getFields() {

		return fields;

	}

}