如何使用 scala 创建 elasticsearch 2.4.0 传输客户端?
import com.sksamuel.elastic4s.ElasticDsl._
import com.sksamuel.elastic4s.{ElasticsearchClientUri, ElasticClient}
import org.elasticsearch.common.settings.Settings
object Facebook {
def main(args: Array[String]) {
val settings = Settings.builder().put("cluster.name", "myClusterName").build()
val client = ElasticClient.transport(settings, ElasticsearchClientUri("elasticsearch://localhost:9300"))
client.execute { createIndex("places") shards 3 replicas 2 }
}
}
scala maven 依赖项:
<dependency>
<groupId>com.sksamuel.elastic4s</groupId>
<artifactId>elastic4s-core_2.11</artifactId>
<version>2.4.0</version>
</dependency>
<dependency>
<groupId>com.sksamuel.elastic4s</groupId>
<artifactId>elastic4s-tcp_2.11</artifactId>
<version>5.2.1</version>
</dependency>
<dependency>
<groupId>org.elasticsearch</groupId>
<artifactId>elasticsearch</artifactId>
<version>2.4.0</version>
</dependency>
输出结果:
log4j:WARN No appenders could be found for logger (org.elasticsearch.plugins).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Exception in thread "main" java.lang.NoSuchFieldError: LUCENE_4_0_0
at org.elasticsearch.Version.<clinit>(Version.java:44)
at org.elasticsearch.client.transport.TransportClient$Builder.build(TransportClient.java:129)
at com.sksamuel.elastic4s.ElasticClient$.transport(ElasticClient.scala:112)
at example.Facebook$.main(Facebook.scala:23)
at example.Facebook.main(Facebook.scala)