// original code from Apache Solr - ported to work with Lucene 3.x and reformatted to Search coding style
/**
* 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.solr.analysis;
import java.io.IOException;
import java.util.List;
import java.util.Set;
import org.apache.lucene.analysis.StopFilter;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.fr.ElisionFilter;
import org.apache.solr.common.ResourceLoader;
import org.apache.solr.util.plugin.ResourceLoaderAware;
public class ElisionFilterFactory extends BaseTokenFilterFactory implements ResourceLoaderAware {
private Set articles;
public void inform(ResourceLoader loader) {
String articlesFile = args.get( "articles" );
if ( articlesFile != null ) {
try {
List<String> wlist = loader.getLines( articlesFile );
articles = StopFilter.makeStopSet( ( String[] ) wlist.toArray( new String[0] ), false );
}
catch ( IOException e ) {
throw new RuntimeException( e );
}
}
else {
throw new RuntimeException( "No articles specified for ElisionFilterFactory" );
}
}
public ElisionFilter create(TokenStream input) {
return new ElisionFilter( input, articles );
}
}