/*
* Copyright (c) 2010-2015 Evolveum
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.evolveum.midpoint.repo.sql.query2.restriction;
import com.evolveum.midpoint.prism.query.FullTextFilter;
import com.evolveum.midpoint.repo.sql.data.common.RObjectTextInfo;
import com.evolveum.midpoint.repo.sql.query.QueryException;
import com.evolveum.midpoint.repo.sql.query2.InterpretationContext;
import com.evolveum.midpoint.repo.sql.query2.definition.JpaEntityDefinition;
import com.evolveum.midpoint.repo.sql.query2.hqm.condition.Condition;
import org.apache.commons.lang3.StringUtils;
import org.hibernate.criterion.MatchMode;
/**
* @author mederly
*/
public class FullTextRestriction extends Restriction<FullTextFilter> {
public FullTextRestriction(InterpretationContext context, FullTextFilter filter,
JpaEntityDefinition baseEntityDefinition, Restriction parent) {
super(context, filter, baseEntityDefinition, parent);
}
@Override
public Condition interpret() throws QueryException {
String textInfoItemsAlias = getItemPathResolver().addTextInfoJoin(getBaseHqlEntity().getHqlPath());
String textPath = textInfoItemsAlias + "." + RObjectTextInfo.F_TEXT;
// TODO implement multiple values
if (filter.getValues().size() != 1) {
throw new QueryException("FullText filter currently supports only a single string");
}
String text = filter.getValues().iterator().next();
String normalized = getContext().getPrismContext().getDefaultPolyStringNormalizer().normalize(text);
normalized = StringUtils.normalizeSpace(normalized);
return getContext().getHibernateQuery().createLike(textPath, normalized, MatchMode.ANYWHERE, false);
}
}