org.elasticsearch.action.search.TransportSearchScrollAction Maven / Gradle / Ivy
/*
* 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.search;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.HandledTransportAction;
import org.elasticsearch.cluster.service.ClusterService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.tasks.Task;
import org.elasticsearch.transport.TransportService;
import static org.elasticsearch.action.search.ParsedScrollId.QUERY_AND_FETCH_TYPE;
import static org.elasticsearch.action.search.ParsedScrollId.QUERY_THEN_FETCH_TYPE;
import static org.elasticsearch.action.search.TransportSearchHelper.parseScrollId;
public class TransportSearchScrollAction extends HandledTransportAction {
private final ClusterService clusterService;
private final SearchTransportService searchTransportService;
@Inject
public TransportSearchScrollAction(
TransportService transportService,
ClusterService clusterService,
ActionFilters actionFilters,
SearchTransportService searchTransportService
) {
super(SearchScrollAction.NAME, transportService, actionFilters, SearchScrollRequest::new);
this.clusterService = clusterService;
this.searchTransportService = searchTransportService;
}
@Override
protected void doExecute(Task task, SearchScrollRequest request, ActionListener listener) {
try {
ParsedScrollId scrollId = parseScrollId(request.scrollId());
Runnable action = switch (scrollId.getType()) {
case QUERY_THEN_FETCH_TYPE -> new SearchScrollQueryThenFetchAsyncAction(
logger,
clusterService,
searchTransportService,
request,
(SearchTask) task,
scrollId,
listener
);
case QUERY_AND_FETCH_TYPE -> // TODO can we get rid of this?
new SearchScrollQueryAndFetchAsyncAction(
logger,
clusterService,
searchTransportService,
request,
(SearchTask) task,
scrollId,
listener
);
default -> throw new IllegalArgumentException("Scroll id type [" + scrollId.getType() + "] unrecognized");
};
action.run();
} catch (Exception e) {
listener.onFailure(e);
}
}
}