1 package org.apache.lucene.xmlparser.builders;
3 import org.apache.lucene.index.Term;
4 import org.apache.lucene.search.spans.SpanQuery;
5 import org.apache.lucene.search.payloads.PayloadTermQuery;
6 import org.apache.lucene.search.payloads.AveragePayloadFunction;
7 import org.apache.lucene.xmlparser.DOMUtils;
8 import org.apache.lucene.xmlparser.ParserException;
9 import org.w3c.dom.Element;
12 * Licensed to the Apache Software Foundation (ASF) under one or more
13 * contributor license agreements. See the NOTICE file distributed with
14 * this work for additional information regarding copyright ownership.
15 * The ASF licenses this file to You under the Apache License, Version 2.0
16 * (the "License"); you may not use this file except in compliance with
17 * the License. You may obtain a copy of the License at
19 * http://www.apache.org/licenses/LICENSE-2.0
21 * Unless required by applicable law or agreed to in writing, software
22 * distributed under the License is distributed on an "AS IS" BASIS,
23 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
24 * See the License for the specific language governing permissions and
25 * limitations under the License.
31 public class BoostingTermBuilder extends SpanBuilderBase
34 public SpanQuery getSpanQuery(Element e) throws ParserException
36 String fieldName=DOMUtils.getAttributeWithInheritanceOrFail(e,"fieldName");
37 String value=DOMUtils.getNonBlankTextOrFail(e);
38 PayloadTermQuery btq = new PayloadTermQuery(new Term(fieldName,value), new AveragePayloadFunction());
40 btq.setBoost(DOMUtils.getAttribute(e,"boost",1.0f));