先用java创建esClient package com.ws.es.config; import com.ws.util.PropertiesUtil; import org.apache.http.Header; import org.apache.http.HttpHost; import org.apache.http.client.config.RequestConfig; import org.apache.http.message.BasicHeader; import org.apache.logging.log4j.LogManager; import org.apache.logging.log4j.Logger; import org.elasticsearch.client.Node; import org.elasticsearch.client.RestClient; import org.elasticsearch.client.RestClientBuilder; import java.util.ArrayList; import...