public class ESIndexMapping {

     private static String host="192.168.56.3"; // 服务器地址

     private static int port=9300; // 端口

     public static final String CLUSTER_NAME = "my-application"; //集群名称

     private TransportClient client=null;

     private static Settings settings= Settings.builder()

             .put("cluster.name",CLUSTER_NAME)

             .put("client.transport.sniff", true)

             .build();

     //获取客户端

     @SuppressWarnings({ "resource", "unchecked" })

     @Before

     public void getClient() throws Exception {

         try {

             client = new PreBuiltTransportClient(settings)

                     .addTransportAddress(new InetSocketTransportAddress(InetAddress.getByName(host),port));

         } catch (Exception e) {

             // TODO Auto-generated catch block

             e.printStackTrace();

         }

     }

     //关闭客户端

     @After

     public void close() {

         if(client!=null) {

             client.close();

         }

     }

 }