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Elasticsearch subproject :server
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.action.bulk;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.DocWriteRequest;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.HandledTransportAction;
import org.elasticsearch.action.support.WriteRequest;
import org.elasticsearch.action.support.WriteResponse;
import org.elasticsearch.action.support.replication.ReplicatedWriteRequest;
import org.elasticsearch.action.support.replication.ReplicationResponse;
import org.elasticsearch.common.io.stream.Writeable;
import org.elasticsearch.tasks.Task;
import org.elasticsearch.transport.TransportService;
/** use transport bulk action directly */
@Deprecated
public abstract class TransportSingleItemBulkWriteAction<
Request extends ReplicatedWriteRequest,
Response extends ReplicationResponse & WriteResponse> extends HandledTransportAction {
private final TransportBulkAction bulkAction;
protected TransportSingleItemBulkWriteAction(
String actionName,
TransportService transportService,
ActionFilters actionFilters,
Writeable.Reader requestReader,
TransportBulkAction bulkAction
) {
super(actionName, transportService, actionFilters, requestReader);
this.bulkAction = bulkAction;
}
@Override
protected void doExecute(Task task, final Request request, final ActionListener listener) {
bulkAction.execute(task, toSingleItemBulkRequest(request), wrapBulkResponse(listener));
}
public static ActionListener wrapBulkResponse(
ActionListener listener
) {
return ActionListener.wrap(bulkItemResponses -> {
assert bulkItemResponses.getItems().length == 1 : "expected only one item in bulk request";
BulkItemResponse bulkItemResponse = bulkItemResponses.getItems()[0];
if (bulkItemResponse.isFailed() == false) {
@SuppressWarnings("unchecked")
final Response response = (Response) bulkItemResponse.getResponse();
listener.onResponse(response);
} else {
listener.onFailure(bulkItemResponse.getFailure().getCause());
}
}, listener::onFailure);
}
public static BulkRequest toSingleItemBulkRequest(ReplicatedWriteRequest request) {
BulkRequest bulkRequest = new BulkRequest();
bulkRequest.add(((DocWriteRequest) request));
bulkRequest.setRefreshPolicy(request.getRefreshPolicy());
bulkRequest.timeout(request.timeout());
bulkRequest.waitForActiveShards(request.waitForActiveShards());
request.setRefreshPolicy(WriteRequest.RefreshPolicy.NONE);
return bulkRequest;
}
}