org.elasticsearch.action.search.TransportSearchScrollAction Maven / Gradle / Ivy
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* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.action.search;
import org.elasticsearch.ElasticsearchIllegalArgumentException;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.search.type.ParsedScrollId;
import org.elasticsearch.action.search.type.TransportSearchScrollQueryAndFetchAction;
import org.elasticsearch.action.search.type.TransportSearchScrollQueryThenFetchAction;
import org.elasticsearch.action.search.type.TransportSearchScrollScanAction;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.HandledTransportAction;
import org.elasticsearch.action.support.TransportAction;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.BaseTransportRequestHandler;
import org.elasticsearch.transport.TransportChannel;
import org.elasticsearch.transport.TransportService;
import static org.elasticsearch.action.search.type.ParsedScrollId.*;
import static org.elasticsearch.action.search.type.TransportSearchHelper.parseScrollId;
/**
*
*/
public class TransportSearchScrollAction extends HandledTransportAction {
private final TransportSearchScrollQueryThenFetchAction queryThenFetchAction;
private final TransportSearchScrollQueryAndFetchAction queryAndFetchAction;
private final TransportSearchScrollScanAction scanAction;
@Inject
public TransportSearchScrollAction(Settings settings, ThreadPool threadPool, TransportService transportService,
TransportSearchScrollQueryThenFetchAction queryThenFetchAction,
TransportSearchScrollQueryAndFetchAction queryAndFetchAction,
TransportSearchScrollScanAction scanAction, ActionFilters actionFilters) {
super(settings, SearchScrollAction.NAME, threadPool, transportService, actionFilters);
this.queryThenFetchAction = queryThenFetchAction;
this.queryAndFetchAction = queryAndFetchAction;
this.scanAction = scanAction;
}
@Override
protected void doExecute(SearchScrollRequest request, ActionListener listener) {
try {
ParsedScrollId scrollId = parseScrollId(request.scrollId());
if (scrollId.getType().equals(QUERY_THEN_FETCH_TYPE)) {
queryThenFetchAction.execute(request, scrollId, listener);
} else if (scrollId.getType().equals(QUERY_AND_FETCH_TYPE)) {
queryAndFetchAction.execute(request, scrollId, listener);
} else if (scrollId.getType().equals(SCAN)) {
scanAction.execute(request, scrollId, listener);
} else {
throw new ElasticsearchIllegalArgumentException("Scroll id type [" + scrollId.getType() + "] unrecognized");
}
} catch (Throwable e) {
listener.onFailure(e);
}
}
@Override
public SearchScrollRequest newRequestInstance() {
return new SearchScrollRequest();
}
}