package org.apache.lucene.analysis.cn;

/**
 * Copyright 2004-2005 The Apache Software Foundation
 *
 * 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.
 */

import java.io.Reader;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;

/**
 * Title: ChineseAnalyzer
 * Description:
 *   Subclass of org.apache.lucene.analysis.Analyzer
 *   build from a ChineseTokenizer, filtered with ChineseFilter.
 * Copyright:   Copyright (c) 2001
 * Company:
 * @author Yiyi Sun
 * @version 1.0
 *
 */

public class ChineseAnalyzer extends Analyzer {

    public ChineseAnalyzer() {
    }

    /**
    * Creates a TokenStream which tokenizes all the text in the provided Reader.
    *
    * @return  A TokenStream build from a ChineseTokenizer filtered with ChineseFilter.
    */
    public final TokenStream tokenStream(String fieldName, Reader reader) {
        TokenStream result = new ChineseTokenizer(reader);
        result = new ChineseFilter(result);
        return result;
    }
}