lucene3.0 例一

package com.lucene;

import java.io.File;
import java.io.IOException;


import org.apache.commons.io.FileUtils;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.Field.Index;
import org.apache.lucene.index.CorruptIndexException;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.store.RAMDirectory;
import org.apache.lucene.util.Version;
import org.junit.Test;

public class LuceneTxt{
    @Test
    public void testWriter() throws Exception{
        // 获取工程路径
        String projectPath = System.getProperty("user.dir");
        // 获取文件资源路径
        File dataDir = new File(projectPath, "txt");
        if (!dataDir.exists() || !dataDir.isDirectory()) {
            return;
        }
        // 确定数据源
        File[] dataFiles = dataDir.listFiles();
        if (dataFiles.length < 1) {
            return;
        }
        // crate indexWriter
        IndexWriter indexWriter = null;
        try {
            // get index dirPath
            File indexDir = new File(projectPath, "index");
            if (!indexDir.exists()) {
                indexDir.mkdir();
            }
//            Directory directory = new RAMDirectory();
            Directory directory = FSDirectory.open(indexDir);
            Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_30);
            indexWriter = new IndexWriter(directory, analyzer, true,
                    IndexWriter.MaxFieldLength.LIMITED);
            //create document add to IndexWriter
            for(File dataFile:dataFiles){
                Document document = new Document();
                //create Field add to Document
                document.add(new Field("fileContent",FileUtils.readFileToString(dataFile, "gbk"),Field.Store.YES,Field.Index.ANALYZED));
               
               
                indexWriter.addDocument(document);
            }
            indexWriter.optimize();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (indexWriter!=null) {
                indexWriter.close();
            }
        }

    }
    private void testSearch() {
        // create indexSearch

    }
}