/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat, Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * 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 Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.search.test.filter;

import org.apache.lucene.index.Term;
import org.apache.lucene.search.Filter;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.QueryWrapperFilter;
import org.apache.lucene.search.TermQuery;

import org.hibernate.search.filter.StandardFilterKey;
import org.hibernate.search.filter.impl.CachingWrapperFilter;

public class FieldConstraintFilter {
	private String field;
	private String value;

	@org.hibernate.search.annotations.Factory
	public Filter buildFilter() {
		Query q = new TermQuery( new Term( field, value ) );
		Filter filter = new QueryWrapperFilter( q );
		filter = new CachingWrapperFilter( filter );
		return filter;
	}

	public void setField(String field) {
		this.field = field;
	}

	public void setValue(String value) {
		this.value = value;
	}

	@org.hibernate.search.annotations.Key
	public org.hibernate.search.filter.FilterKey getKey() {
		StandardFilterKey key = new StandardFilterKey();
		key.addParameter( field );
		key.addParameter( value );
		return key;
	}
}