/*
* 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.
*/
package org.apache.lucene.analysis.boost;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.util.TokenFilterFactory;
import java.util.Map;
Factory for DelimitedBoostTokenFilter
. <fieldType name="text_dlmtd" class="solr.TextField" positionIncrementGap="100">
<analyzer>
<tokenizer class="solr.WhitespaceTokenizerFactory"/>
<filter class="solr.DelimitedBoostTokenFilterFactory" delimiter="|"/>
</analyzer>
</fieldType>
@lucene.spi "delimitedBoost"
/**
* Factory for {@link DelimitedBoostTokenFilter}.
* <pre class="prettyprint">
* <fieldType name="text_dlmtd" class="solr.TextField" positionIncrementGap="100">
* <analyzer>
* <tokenizer class="solr.WhitespaceTokenizerFactory"/>
* <filter class="solr.DelimitedBoostTokenFilterFactory" delimiter="|"/>
* </analyzer>
* </fieldType></pre>
*
* @lucene.spi {@value #NAME}
*/
public class DelimitedBoostTokenFilterFactory extends TokenFilterFactory {
SPI name
/**
* SPI name
*/
public static final String NAME = "delimitedBoost";
public static final String DELIMITER_ATTR = "delimiter";
public static final char DEFAULT_DELIMITER = '|';
private final char delimiter;
Creates a new DelimitedPayloadTokenFilterFactory
/**
* Creates a new DelimitedPayloadTokenFilterFactory
*/
public DelimitedBoostTokenFilterFactory(Map<String, String> args) {
super(args);
delimiter = getChar(args, DELIMITER_ATTR, DEFAULT_DELIMITER);
if (!args.isEmpty()) {
throw new IllegalArgumentException("Unknown parameters: " + args);
}
}
@Override
public DelimitedBoostTokenFilter create(TokenStream input) {
return new DelimitedBoostTokenFilter(input, delimiter);
}
}