lucene 3.0.2 中文分词

package lia.meetlucene;

import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;

import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.cjk.CJKAnalyzer;
import org.apache.lucene.analysis.cn.ChineseAnalyzer;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.analysis.tokenattributes.OffsetAttribute;
import org.apache.lucene.analysis.tokenattributes.TermAttribute;
import org.apache.lucene.util.Version;


/**
 * 分词器测试类，支持lucene3.0以上版本
 * 分词器IKAnalyzer3.2.5Stable.jar
 * @author hpjianhua
 * @Date 2011 04 08
 *
 */
public class Searchnum {
    
    //    要分词的字符串
    private static String text = "中国，古时通常泛指中原地区，与中华中夏 中土中州含义相同。古代华夏族、汉族建国于黄河流域一带，以为居天下之中，故称中国";
    /**
     * @param args
     * @throws IOException 
     */
    public static void main(String[] args) throws IOException {
        //Analyzer ikAnalyzer = new CJKAnalyzer(Version.LUCENE_30) ;
        Analyzer ikAnalyzer = new ChineseAnalyzer() ;
        System.out.println("======中文=======IKAnalyzer======分词=======");
        showToken(ikAnalyzer, text);
        
        
        
        Analyzer standardAnalyzer = new StandardAnalyzer(Version.LUCENE_30);
        System.out.println("=====一元========StandardAnalyzer=====分词========");
        showToken(standardAnalyzer, text);
    }
    
    /**
     * 分词及打印分词结果的方法
     * @param analyzer     分词器名称
     * @param text         要分词的字符串
     * @throws IOException 抛出的异常
     */
    public static void showToken(Analyzer analyzer, String text) throws IOException {
        
        Reader reader = new StringReader(text);
        TokenStream stream = (TokenStream)analyzer.tokenStream("", reader);
        //添加工具类  注意：以下这些与之前lucene2.x版本不同的地方
        TermAttribute termAtt  = (TermAttribute)stream.addAttribute(TermAttribute.class);
        OffsetAttribute offAtt  = (OffsetAttribute)stream.addAttribute(OffsetAttribute.class);
        // 循环打印出分词的结果，及分词出现的位置
        while(stream.incrementToken()){
            System.out.print(termAtt.term() + "|("+ offAtt.startOffset() + " " + offAtt.endOffset()+")"); 
        }
        System.out.println();
    }

}