package org.apache.lucene.queryParser.standard.config;
/**
* 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,
* 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.
*/
import org.apache.lucene.queryParser.core.config.FieldConfig;
import org.apache.lucene.queryParser.core.config.FieldConfigListener;
import org.apache.lucene.queryParser.core.config.QueryConfigHandler;
/**
* This listener listens for every field configuration request and assign a
* {@link BoostAttribute} to the equivalent {@link FieldConfig} based on a
* defined map: fieldName -> boostValue store in {@link FieldBoostMapAttribute}
* in the {@link FieldBoostMapAttribute}.
*
* @see BoostAttribute
* @see FieldBoostMapAttribute
* @see FieldConfig
* @see FieldConfigListener
*/
public class FieldBoostMapFCListener implements FieldConfigListener {
private static final long serialVersionUID = -5929802948798314067L;
private QueryConfigHandler config = null;
public FieldBoostMapFCListener(QueryConfigHandler config) {
this.config = config;
}
public void buildFieldConfig(FieldConfig fieldConfig) {
if (this.config.hasAttribute(FieldBoostMapAttribute.class)) {
FieldBoostMapAttribute fieldBoostMapAttr = this.config.getAttribute(FieldBoostMapAttribute.class);
BoostAttribute boostAttr = fieldConfig.addAttribute(BoostAttribute.class);
Float boost = fieldBoostMapAttr.getFieldBoostMap().get(fieldConfig.getFieldName());
if (boost != null) {
boostAttr.setBoost(boost.floatValue());
}
}
}
}