如何配置Java与Elasticsearch运行环境 Java全文检索环境搭建

<dependency>
    <groupId>co.elastic.clients</groupId>
    <artifactId>elasticsearch-java</artifactId>
    <version>8.13.0</version>
</dependency>
<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-databind</artifactId>
    <version>2.15.2</version>
</dependency>

import co.elastic.clients.elasticsearch.ElasticsearchClient;
import co.elastic.clients.json.jackson.JacksonJsonpMapper;
import co.elastic.clients.transport.ElasticsearchTransport;
import co.elastic.clients.transport.rest_client.RestClientTransport;
import org.apache.http.HttpHost;
import org.elasticsearch.client.RestClient;

public class EsClient {
    public static void main(String[] args) {
        // 创建低级别客户端
        RestClient restClient = RestClient.builder(
            new HttpHost("localhost", 9200)).build();

        // 创建传输层
        ElasticsearchTransport transport = new RestClientTransport(
            restClient, new JacksonJsonpMapper());

        // 创建高级客户端
        ElasticsearchClient client = new ElasticsearchClient(transport);

        try {
            // 测试连接
            String version = client.info().version().number();
            System.out.println("Connected to Elasticsearch " + version);
        } catch (Exception e) {
            System.err.println("连接失败：" + e.getMessage());
        } finally {
            try {
                restClient.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}