`

Lucene升序降序排序

 
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/**
	 * 搜索
	 */
	@Test
	public void search() throws Exception
	{
		String queryString = "笑话";

		// 把要搜索的文本解析成Query
		String[] fields = {"name", "content"};
		QueryParser queryParser = new MultiFieldQueryParser(fields, analyzer);
		Query query = queryParser.parse(queryString);

		// 进行查询
		IndexSearcher indexSearcher = new IndexSearcher(indexPath);
		Filter filter = null;
		//
		//Sort sort = new Sort(new SortField[]{new SortField("path")}); //升序
		Sort sort = new Sort(new SortField[]{new SortField("path", true)}); // 降序
		// 相当于一个List集合
		TopDocs topDocs = indexSearcher.search(query, filter, 10000,sort);

		System.out.println("总共有[" + topDocs.totalHits + "]条匹配结果");

		// 打印结果
		for (ScoreDoc scoreDoc : topDocs.scoreDocs)
		{
			int docSn = scoreDoc.doc;// 文档内部编号
			Document doc = indexSearcher.doc(docSn); // 根据编号取出相应的文档
			File2DocumentUtils.printDocumentInfo(doc);

		}
		System.out.println("总共有[" + topDocs.totalHits + "]条匹配结果");
	}

 

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