简单的lucene查找例子

import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.queryParser.QueryParser;
import org.apache.lucene.search.Hits;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.store.FSDirectory;

public class FSDirectoryTest {

//建立索引的路径
public static final String path = "c:\\index2";

public static void main(String[] args) throws Exception {
Document doc1 = new Document();
doc1.add( new Field("name", "lighter javaeye com",Field.Store.YES,Field.Index.TOKENIZED));

Document doc2 = new Document();
doc2.add(new Field("name", "lighter blog",Field.Store.YES,Field.Index.TOKENIZED));

IndexWriter writer = new IndexWriter(FSDirectory.getDirectory(path, true), new StandardAnalyzer(), true);
writer.setMaxFieldLength(3);
writer.addDocument(doc1);
writer.setMaxFieldLength(3);
writer.addDocument(doc2);
writer.close();

IndexSearcher searcher = new IndexSearcher(path);
Hits hits = null;
Query query = null;
QueryParser qp = new QueryParser("name",new StandardAnalyzer());

query = qp.parse("lighter");
hits = searcher.search(query);
System.out.println("查找\"lighter\" 共" + hits.length() + "个结果");

query = qp.parse("javaeye");
hits = searcher.search(query);
System.out.println("查找\"javaeye\" 共" + hits.length() + "个结果");

}

}