/**
* Copyright (c) 2002-2014 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.index.impl.lucene;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenFilter;
import org.apache.lucene.analysis.Tokenizer;
import org.apache.lucene.analysis.core.LowerCaseFilter;
import org.apache.lucene.analysis.core.WhitespaceTokenizer;
import java.io.Reader;
import static org.neo4j.index.impl.lucene.LuceneDataSource.LUCENE_VERSION;
final class CustomAnalyzer extends Analyzer
{
static boolean called;
@Override
protected TokenStreamComponents createComponents( String fieldName, Reader reader )
{
called = true;
Tokenizer source = new WhitespaceTokenizer( LUCENE_VERSION, reader );
TokenFilter filter = new LowerCaseFilter( LUCENE_VERSION, source);
return new TokenStreamComponents( source, filter );
}
}