/*
* Copyright (c) 2011 LinkedIn, Inc
*
* Licensed 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 com.flaptor.indextank.query.analyzers;
import java.io.Reader;
import java.util.Map;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
public class CompositeAnalyzer extends Analyzer {
private final Map<String, Analyzer> perfieldsAnalyzers;
private final Analyzer defaultAnalyzer;
public CompositeAnalyzer(Analyzer defaultAnalyzer, Map<String, Analyzer> perfieldAnalyzers) {
this.defaultAnalyzer = defaultAnalyzer;
this.perfieldsAnalyzers = perfieldAnalyzers;
}
@Override
public final TokenStream tokenStream(String fieldName, Reader reader) {
Analyzer analyzer = perfieldsAnalyzers.get(fieldName);
if (analyzer == null) {
analyzer = defaultAnalyzer;
}
return analyzer.tokenStream(fieldName, reader);
}
}