ES基础-ES实现高亮显示
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2022-07-12 22:11:03
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许多应用都倾向于在每个搜索结果中 高亮 部分文本片段
GET zkgdsgoods/_search { "query": { "match": { "goodsName": "数码电器" } }, "highlight": { "fields" : { "goodsName" : {},//要高亮的字段 "goodsIntro" : {}//不会高亮 } } }
结构显示
{ "took" : 17, "timed_out" : false, "_shards" : { "total" : 5, "successful" : 5, "skipped" : 0, "failed" : 0 }, "hits" : { "total" : 491, "max_score" : 17.428253, "hits" : [ { "_index" : "zkgdsgoods", "_type" : "mchgoods", "_id" : "189651", "_score" : 17.428253, "_source" : { "goodsImg" : null, "modifiedTime" : "2019-05-18T09:01:46.000", "addTime" : "2018-08-17T15:24:10.000", "goodsSn" : "G57279", "spec" : "1*1", "goodsGalleryImgs" : null, "latestSalePrice" : 7.5, "latestProcPrice" : null, "mchGoodsId" : 189651, "barcode" : "6925787410481", "goodsName" : "OY-623电源充电器", "mchNo" : "8181224167928", "brandCode" : null, "custNo" : "50000617415", "isDelete" : "1", "isAll" : "", "version" : 57, "addType" : "01", "catCode" : "70398", "unit" : "个", "createTime" : "2018-08-17T15:24:10.000", "goodsIntro" : "OY-623电源充电器", "parentCatCode" : "70383", "sortOrder" : 1, "goodsThumb" : null, "isMarket" : "1" }, "highlight" : { "goodsName" : [ "OY-623<em>电</em>源充<em>电</em><em>器</em>" ] } }, { "_index" : "zkgdsgoods", "_type" : "mchgoods", "_id" : "188063", "_score" : 17.098892,
java 版高亮:
SearchResponse response = client.prepareSearch("zkgdsgoods") .setTypes("mchgoods") .setSearchType(SearchType.DFS_QUERY_THEN_FETCH) .setQuery(QueryBuilders.matchQuery("goodsName","数码电器")) .addHighlightedField("goodsName") .setHighlighterPreTags("<font color='red'>") .setHighlighterPostTags("</font>") .setSize(2) .get(); SearchHits hits = response.getHits(); System.out.println("总量"+hits.getTotalHits());
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