Make transport Closeable, move RestClientTransport to its own package

Author: swallez

java-client/src/main/java/co/elastic/clients/base/Transport.java

@@ -21,13 +21,14 @@
 
 import co.elastic.clients.json.JsonpMapper;
 
+import java.io.Closeable;
 import java.io.IOException;
 import java.util.concurrent.CompletableFuture;
 
 /**
  * The transport layer that allows {@link ApiClient}s to send requests.
  */
-public interface Transport {
+public interface Transport extends Closeable {
 
  <RequestT, ResponseT, ErrorT> ResponseT performRequest(
  RequestT request,

java-client/src/main/java/co/elastic/clients/base/rest_client/RestClientTransport.java

@@ -17,8 +17,14 @@
  * under the License.
  */
 
-package co.elastic.clients.base;
-
+package co.elastic.clients.base.rest_client;
+
+import co.elastic.clients.base.ApiException;
+import co.elastic.clients.base.BooleanEndpoint;
+import co.elastic.clients.base.BooleanResponse;
+import co.elastic.clients.base.ElasticsearchCatRequest;
+import co.elastic.clients.base.Endpoint;
+import co.elastic.clients.base.Transport;
 import co.elastic.clients.json.JsonpDeserializer;
 import co.elastic.clients.json.JsonpMapper;
 import co.elastic.clients.json.NdJsonpSerializable;
@@ -83,6 +89,11 @@ public JsonpMapper jsonpMapper() {
  return mapper;
  }
 
+ @Override
+ public void close() throws IOException {
+ this.restClient.close();
+ }
+
  public <RequestT, ResponseT, ErrorT> ResponseT performRequest(
  RequestT request,
  Endpoint<RequestT, ResponseT, ErrorT> endpoint

java-client/src/test/java/co/elastic/clients/elasticsearch/end_to_end/RequestTest.java

@@ -22,7 +22,7 @@
 import co.elastic.clients.base.ApiException;
 import co.elastic.clients.base.BooleanResponse;
 import co.elastic.clients.base.ElasticsearchError;
-import co.elastic.clients.base.RestClientTransport;
+import co.elastic.clients.base.rest_client.RestClientTransport;
 import co.elastic.clients.base.Transport;
 import co.elastic.clients.elasticsearch.ElasticsearchAsyncClient;
 import co.elastic.clients.elasticsearch.ElasticsearchClient;