indexReader

IndexReaderTest.java

package com.shenbian.test;

import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.cn.smart.SmartChineseAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.queryparser.classic.QueryParser;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.util.Version;

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

/**
 * @author JobsDong
 */
class IndexReaderTest {

    public static void main(String[] args) throws IOException, ParseException {
        Directory directory = FSDirectory.open(new File("/home/wuyadong/repo/aes-lucene/index"));
        AESDirectory aesDirectory = new AESDirectory(directory, "password");
        IndexReader indexReader = DirectoryReader.open(aesDirectory);

        Analyzer analyzer = new SmartChineseAnalyzer(Version.LUCENE_4_9);
        IndexSearcher searcher = new IndexSearcher(indexReader);

        QueryParser parser = new QueryParser(Version.LUCENE_4_9, "content", analyzer);

        Query query = parser.parse("银行");
        TopDocs results = searcher.search(query, 3);
        ScoreDoc[] hits = results.scoreDocs;
        try {
            for (ScoreDoc hit : hits) {
                Document doc = searcher.doc(hit.doc);
                System.out.println(hit.doc + ": " + hit.score + ":" + doc.get("title"));
            }
        } finally {
            indexReader.close();
        }
    }
}