6.3.0版本Elasticsearch：使用JAVA API连接集群

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原创最新推荐文章于 2026-04-11 16:16:13 发布 707 阅读 AI 写同款· GEO 优化 ›

ELK研究（一）:elasticsearch java api接口操作ES集群 ---TransportClient的使用介绍 bulk批量提交数据 Java client操作ES： 1：配置集群对象信息；2：创建客户端；3：查看集群信息 1、设置集群名字默认集群名为elasticsearch，如果集群名称和指定的不一致则在使用节点资源时会报错。Settings settings = Settings.builder() .put("cluster.name", "myClusterName").build(); T 阅读详情

package cn.com.etl;
import org.elasticsearch.action.get.GetResponse;
import org.elasticsearch.client.transport.TransportClient;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.transport.TransportAddress;
import org.elasticsearch.transport.client.PreBuiltTransportClient;

import java.net.InetAddress;
import java.net.InetSocketAddress;


public class HelloWorld {
    public static void main(String[] args)throws Exception {
        Settings settings = Settings.builder()
                .put("cluster.name","my-es")
                .build();
        //创建client
        TransportClient client = new PreBuiltTransportClient(settings).addTransportAddresses(
                //用java访问ES用的端口是9300
                new TransportAddress(new InetSocketAddress(InetAddress.getByName("192.168.64.11"), 9300)),
                new TransportAddress(new InetSocketAddress(InetAddress.getByName("192.168.64.12"), 9300)),
                new TransportAddress(new InetSocketAddress(InetAddress.getByName("192.168.64.13"), 9300)));

        GetResponse response = client.prepareGet("news", "fulltext", "1").execute().actionGet();
        System.out.println(response);
        client.close();
    }
}

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