package org.apache.solr.analysis;
/*
* 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 java.io.Reader;
import java.util.Map;
import org.apache.lucene.analysis.charfilter.HTMLStripCharFilterFactory;
import org.apache.lucene.analysis.util.CharFilterFactory;
/**
* Factory for {@link LegacyHTMLStripCharFilter}.
* <pre class="prettyprint" >
* <fieldType name="text_html_legacy" class="solr.TextField" positionIncrementGap="100">
* <analyzer>
* <charFilter class="solr.LegacyHTMLStripCharFilterFactory"/>
* <tokenizer class="solr.WhitespaceTokenizerFactory"/>
* </analyzer>
* </fieldType>
* </pre>
* <p>
* This factory is <b>NOT</b> recommended for new users and should be
* considered <b>UNSUPPORTED</b>.
* </p>
* <p>
* In Solr version 3.5 and earlier, <tt>HTMLStripCharFilter(Factory)</tt>
* had known bugs in the offsets it provided, triggering e.g. exceptions in
* highlighting.
* </p>
* <p>
* This class is provided as possible alternative for people who depend on
* the "broken" behavior of <tt>HTMLStripCharFilter</tt> in Solr version 3.5
* and earlier, and/or who don't like the changes introduced by the Solr 3.6+
* version of <tt>HTMLStripCharFilterFactory</tt>. (See the 3.6.0 release
* section of lucene/CHANGES.txt for a list of differences in behavior.)
* </p>
* @deprecated use {@link HTMLStripCharFilterFactory}
*/
@Deprecated
public class LegacyHTMLStripCharFilterFactory extends CharFilterFactory {
/** Creates a new LegacyHTMLStripCharFilterFactory */
public LegacyHTMLStripCharFilterFactory(Map<String,String> args) {
super(args);
if (!args.isEmpty()) {
throw new IllegalArgumentException("Unknown parameters: " + args);
}
}
@Override
public LegacyHTMLStripCharFilter create(Reader input) {
return new LegacyHTMLStripCharFilter(input);
}
}