Lucene 生成索引以及搜索的完整例子，lucene索引,简单，但足以说明问题。适

Lucene 生成索引以及搜索的完整例子，lucene索引,简单，但足以说明问题。适

简单，但足以说明问题。适用于 Lucene 3.0.x 版本。

package net.oschina.tester;import org.apache.lucene.analysis.SimpleAnalyzer;import org.apache.lucene.document.Document;import org.apache.lucene.document.Field;import org.apache.lucene.index.IndexWriter;import org.apache.lucene.index.Term;import org.apache.lucene.search.IndexSearcher;import org.apache.lucene.search.Query;import org.apache.lucene.search.ScoreDoc;import org.apache.lucene.search.TermQuery;import org.apache.lucene.search.TopDocs;import org.apache.lucene.store.RAMDirectory;/** * 搜索测试 * @author Winter Lau * @date 2010-10-18 下午09:20:18 */public class SearchTester {    private static RAMDirectory dir;    private static SimpleAnalyzer a;    private static IndexSearcher searcher;    /**     * @param args     */    public static void main(String[] args) throws Exception {        buildIndex();        testSearch();    }    static void testSearch() throws Exception {        Query q = new TermQuery(new Term("tags","TkRoot".toLowerCase()));        TopDocs docs = searcher.search(q, null, 100000);        System.out.println("HITS:"+docs.totalHits);        for(int i = 0; i< docs.totalHits;i++){            ScoreDoc s_doc = docs.scoreDocs[i];            Document doc = searcher.doc(s_doc.doc);            System.out.println(doc);        }    }    static void buildIndex() throws Exception {        dir = new RAMDirectory();        a = new SimpleAnalyzer();        IndexWriter writer = new IndexWriter(dir, a, IndexWriter.MaxFieldLength.UNLIMITED);        Document doc = new Document();        doc.add(new Field("id", "1", Field.Store.YES, Field.Index.NOT_ANALYZED));        doc.add(new Field("tags", "Java,数组,TkRoot", Field.Store.NO, Field.Index.ANALYZED));        System.out.println(doc);        writer.addDocument(doc);        writer.close();        searcher = new IndexSearcher(dir);    }}//该片段来自于http://byrx.net