????public?void?queryParse(Query?query?,?int?num?){?

????????try?{?

????????????TopDocs?tds?=?this.searcher.search(query,?num);?

????????????System.out.println("查詢到的結果數:"+tds.totalHits);?

????????????for(ScoreDoc?sd?:?tds.scoreDocs){?

????????????????doc?=?this.searcher.doc(sd.doc);?

????????????????System.out.println("id:"+doc.get("id")+"---"+"name:"+doc.get("name")+"---"+"attachs:"+doc.get("attach")+"---"+"email:"+doc.get("email"));?

????????????}?

????????}?catch?(IOException?e)?{?

????????????//?TODO?Auto-generated?catch?block?

????????????e.printStackTrace();?

????????}?finally?{?

????????????try?{?

????????????????this.searcher.close();?

????????????}?catch?(IOException?e)?{?

????????????????//?TODO?Auto-generated?catch?block?

????????????????e.printStackTrace();?

????????????}?

????????}?

????}?

?

@Test?

????public?void?testQueryParse()?throws?Exception{?

????????//創建QueryParser對象?默認的搜索域為content?

????????QueryParser?parser?=?new?QueryParser(Version.LUCENE_35,?"content",?new?StandardAnalyzer(Version.LUCENE_35));?

????????//設置?空格的默認操作符為?AND??默認為OR?

//??????parser.setDefaultOperator(Operator.AND);?

????????//開啟第一個字符的通配符配置?

????????parser.setAllowLeadingWildcard(true);?

????????//搜索content中包含like的?

????????Query?query?=?parser.parse("like");?

?????????

????????//既有like又有football的?

????????query?=?parser.parse("like?foot?ball");?

?????????

????????//域name為5555的?

????????query?=?parser.parse("name:5555");?

?????????

????????//在查詢中加入通配符配置?

????????query?=?parser.parse("name:5*");?

?????????

????????//通配符默認不能放在首位?

????????query?=?parser.parse("name:*6");?

?????????

????????//查詢content中包含kenan的?從中減去name為333的?加上id為6的?

????????query?=?parser.parse("kenan?-name:333?+id:6");?

?????????

????????//字符串id從1到3?匹配一個區間?包含兩邊?

????????query?=?parser.parse("id:[1?TO?3]");?

?????????????????

????????//字符串id從1到3?匹配一個區間?不包含兩邊?

????????query?=?parser.parse("id:{1?TO?3}");?

?????????????????

????????//匹配?content包含foot?ball這個字符串的?

????????query?=?parser.parse("\"foot?ball\"");?

?????????

????????//like?和ball之間的距離小于等于2的??距離是他們之間的單詞個數?

????????query?=?parser.parse("\"like?ball\"~2");?

?????????

????????//模糊查詢?

????????query?=?parser.parse("kenak~");?

????????su.queryParse(query,?10);?

????}?

?

轉載于:https://blog.51cto.com/soukenan/1122358

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