elasticsearch 提供的API比较多，看名字差不多可以明白什么意思
源码地址：源码下载点击
public void search01() {QueryBuilder query = QueryBuilders.queryString("9");// 设置搜索的内容和现实的大小SearchResponse res = client.prepareSearch("test").setQuery(query).setFrom(0).setSize(60).execute().actionGet();SearchHits shs = res.getHits();System.out.println("总共有数据：" + shs.getHits().length);for (SearchHit it : shs) {System.out.println(it.getSource());}}// 分组fact类似于sql的grouppublic void search02() {// 定义一个分组并为其命名TermsFacetBuilder facetBuilder = FacetBuilders.termsFacet("groupBysex");// 按照哪个字段进行分组facetBuilder.field("sex").size(1);// 过滤器匹配所有文件facetBuilder.facetFilter(FilterBuilders.matchAllFilter());SearchResponse res = client.prepareSearch("test2").setTypes("test02").addFacet(facetBuilder).execute().actionGet();// 获取搜索结果中的分组Facets facet = res.getFacets();// 多个分组是以map的形式存储TermsFacet fac = (TermsFacet) facet.getFacets().get("groupBysex");for (TermsFacet.Entry tf : fac.entries()) {System.out.println(tf.getCount() + "======" + tf.getTerm());}}// QUERYpublic void search03() {// 按照字段进行索引，只要内容含有即可不用全部符合QueryBuilder queryBuilder = QueryBuilders.fieldQuery("name","李四1后面有内容也可以");//整个 数据内容中只要 有 这个字即可QueryBuilder qb =QueryBuilders.queryString("四");//组合查询 name为 张三，sex为boy的记录 must表示必须有，，mustNot表示不包含，should表示可以存在QueryBuilder queryBuilder2 = QueryBuilders.fieldQuery("name","张三");QueryBuilder queryBuilder3 = QueryBuilders.fieldQuery("sex","boy");QueryBuilder qbmust = QueryBuilders.boolQuery().must(queryBuilder2).should(queryBuilder3);//过滤查询QueryBuilder qb3 = QueryBuilders.filteredQuery(queryBuilder2,FilterBuilders.prefixFilter("sex", "bo"));SearchResponse res = client.prepareSearch("test").setTypes("test01").setSearchType(SearchType.DEFAULT).setQuery(qb3).execute().actionGet();SearchHits shs = res.getHits();System.out.println("共查到数据：" + shs.getHits().length);for (SearchHit it : shs) {System.out.println(it.getSource());}}// 高亮显示public void search04() {//前缀过滤器 汉字不好用FilterBuilder fb = FilterBuilders.prefixFilter("sex", "bo");//范围过滤FilterBuilder fb2 = FilterBuilders.rangeFilter("id").from(1).to(10);//组合过滤FilterBuilder fb3 = FilterBuilders.andFilter(FilterBuilders.rangeFilter("id").from(1).to(10),FilterBuilders.prefixFilter("sex", "bo")).cache(true);//默认falseSearchResponse res = client.prepareSearch("test").setTypes("test01").setSearchType(SearchType.DFS_QUERY_THEN_FETCH).setFilter(fb3).execute().actionGet();SearchHits shs = res.hits();System.out.println("总共有数据：" + shs.getHits().length);for (SearchHit it : shs) {System.out.println(it.getSource());}}// 高亮显示public void search05() {QueryBuilder qb1 = QueryBuilders.termQuery("name", "张三_4");// FilterBuilder filter =FilterBuilders.prefixFilter("name", "张三");SearchResponse res = client.prepareSearch("test4").setTypes("test04").setSearchType(SearchType.DFS_QUERY_THEN_FETCH).setQuery(QueryBuilders.fieldQuery("id", "1")).addHighlightedField("id").setHighlighterPreTags("<spand>").setHighlighterPostTags("</bod>").execute().actionGet();SearchHits shs = res.hits();System.out.println("总共有数据：" + shs.getHits().length);for (SearchHit it : shs) {System.out.println(it.getSource());// 获取对应的高亮域Map<String, HighlightField> result = it.highlightFields();// 从设定的高亮域中取得指定域HighlightField titleField = result.get("id");// 取得定义的高亮标签String[] titleTexts = titleField.fragments();// 为title串值增加自定义的高亮标签String title = "";for (String text : titleTexts) {title += text;}// 将追加了高亮标签的串值重新填充到对应的对象// product.setTitle(title);// 打印高亮标签追加完成后的实体对象System.out.println(title);}}
和属于我们的风景。一起吃早餐，
