ElasticSearch（七）：Java操作elasticsearch基于smartcn中文分词查询

 package com.gxy.ESChap01;

 import java.net.InetAddress;

 import org.elasticsearch.action.search.SearchRequestBuilder;
 import org.elasticsearch.action.search.SearchResponse;
 import org.elasticsearch.client.transport.TransportClient;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.transport.InetSocketTransportAddress;
 import org.elasticsearch.index.query.QueryBuilder;
 import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.search.SearchHit;
 import org.elasticsearch.search.SearchHits;
 import org.elasticsearch.transport.client.PreBuiltTransportClient;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 /**
  * 使用smartcn分词查询
  * @author 郭祥跃
  *
  */
 public class ESQuerySmartcn {
     private static String host="192.168.56.3"; // 服务器地址
     private static int port=9300; // 端口

     public static final String CLUSTER_NAME = "my-application"; //集群名称

     private TransportClient client=null;

     private static final String ANALYZER="smartcn";

     private static Settings settings= Settings.builder()
             .put("cluster.name",CLUSTER_NAME)
             .put("client.transport.sniff", true)
             .build();

     //获取客户端
     @SuppressWarnings({ "resource", "unchecked" })
     @Before
     public void getClient() throws Exception {
         try {
             client = new PreBuiltTransportClient(settings)
                     .addTransportAddress(new InetSocketTransportAddress(InetAddress.getByName(host),port));
         } catch (Exception e) {
             // TODO Auto-generated catch block
             e.printStackTrace();
         }
     }

     //关闭客户端
     @After
     public void close() {
         if(client!=null) {
             client.close();
         }
     }
     /**
      * 条件分词查询
      */
     @Test
     public void search() {
         SearchRequestBuilder srb=client.prepareSearch("book").setTypes("kehuan");
         SearchResponse sr=srb.setQuery(QueryBuilders.matchQuery("title", "三体").analyzer(ANALYZER))
                 .setFetchSource(new String[] {"title","price"},null)
                 .execute()
                 .actionGet();
         SearchHits hits=sr.getHits();
         for(SearchHit hit:hits){
             System.out.println(hit.getSourceAsString());
         }
     }
     /**
      * 多字段条件分词查询
      */
     @Test
     public void search2() {
         SearchRequestBuilder srb=client.prepareSearch("book").setTypes("kehuan");
         SearchResponse sr=srb.setQuery(QueryBuilders.multiMatchQuery("美国宇宙红岸", "title","content")
                 .analyzer(ANALYZER))
                 .setFetchSource(new String[] {"title","price"},null)
                 .execute()
                 .actionGet();
         SearchHits hits=sr.getHits();
         for(SearchHit hit:hits){
             System.out.println(hit.getSourceAsString());
         }
     }
 }