在Spring ElasticSearch数据中找不到类EntityMapper

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-data-elasticsearch</artifactId>
</dependency>

spring.data.elasticsearch.cluster-nodes=<elasticsearch集群节点地址>
spring.data.elasticsearch.cluster-name=<elasticsearch集群名称>

import org.springframework.data.elasticsearch.annotations.Document;

@Document(indexName = "my_index", type = "my_type")
public class MyEntity {
    // 实体类的属性和方法
}

import org.springframework.data.elasticsearch.repository.ElasticsearchRepository;

public interface MyEntityRepository extends ElasticsearchRepository<MyEntity, Long> {
    // 自定义查询方法
}

import org.springframework.data.elasticsearch.core.ElasticsearchOperations;
import org.springframework.data.elasticsearch.core.EntityMapper;

public class MyService {
    private final ElasticsearchOperations elasticsearchOperations;
    private final EntityMapper entityMapper;

    public MyService(ElasticsearchOperations elasticsearchOperations, EntityMapper entityMapper) {
        this.elasticsearchOperations = elasticsearchOperations;
        this.entityMapper = entityMapper;
    }

    public void doSomething() {
        // 使用entityMapper进行操作
    }
}