자바 클 라 이언 트 를 사용 하여 elasticsearch 색인 라 이브 러 리 만 들 기

<dependencies>
        <dependency>
            <groupId>org.elasticsearch</groupId>
            <artifactId>elasticsearch</artifactId>
            <version>6.2.1</version>
        </dependency>
        <dependency>
            <groupId>org.elasticsearch.client</groupId>
            <artifactId>transport</artifactId>
            <version>6.2.1</version>
        </dependency>
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-to-slf4j</artifactId>
            <version>2.11.1</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.25</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-simple</artifactId>
            <version>1.7.5</version>
        </dependency>
        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>1.2.17</version>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
        </dependency>
    </dependencies>

package cn.neu.es;

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 org.junit.Test;

import java.net.InetAddress;

/**
 * @Author WCJ
 * @Description
 **/
public class ElasticSearchClient {
    @Test
    public void creatIndex() throws Exception{
        //1.  settings  ，    
        Settings settings = Settings.builder().put("cluster.name","my-elasticsearch").build();
        //2.     
        TransportClient client = new PreBuiltTransportClient(settings);
        client.addTransportAddress(new TransportAddress(InetAddress.getByName("127.0.0.1"),9301));
        client.addTransportAddress(new TransportAddress(InetAddress.getByName("127.0.0.1"),9302));
        client.addTransportAddress(new TransportAddress(InetAddress.getByName("127.0.0.1"),9303));
        client.admin().indices().prepareCreate("index_hello").get();
        client.close();

    }
}