org.apache.lucene.queryparser.xml.builders.TermQueryBuilder Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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,
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package org.apache.lucene.queryparser.xml.builders;
import org.apache.lucene.index.Term;
import org.apache.lucene.queryparser.xml.DOMUtils;
import org.apache.lucene.queryparser.xml.ParserException;
import org.apache.lucene.queryparser.xml.QueryBuilder;
import org.apache.lucene.search.BoostQuery;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.TermQuery;
import org.w3c.dom.Element;
/** Builder for {@link TermQuery} */
public class TermQueryBuilder implements QueryBuilder {
@Override
public Query getQuery(Element e) throws ParserException {
String field = DOMUtils.getAttributeWithInheritanceOrFail(e, "fieldName");
String value = DOMUtils.getNonBlankTextOrFail(e);
Query tq = new TermQuery(new Term(field, value));
float boost = DOMUtils.getAttribute(e, "boost", 1.0f);
if (boost != 1f) {
tq = new BoostQuery(tq, boost);
}
return tq;
}
}