/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* 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
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.action.search;
import org.apache.logging.log4j.Logger;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.cluster.routing.GroupShardsIterator;
import org.elasticsearch.cluster.routing.ShardRouting;
import org.elasticsearch.search.dfs.DfsSearchResult;
import org.elasticsearch.search.internal.AliasFilter;
import org.elasticsearch.transport.Transport;
import java.util.Map;
import java.util.concurrent.Executor;
import java.util.function.BiFunction;
final class SearchDfsQueryThenFetchAsyncAction extends AbstractSearchAsyncAction<DfsSearchResult> {
private final SearchPhaseController searchPhaseController;
SearchDfsQueryThenFetchAsyncAction(final Logger logger, final SearchTransportService searchTransportService,
final BiFunction<String, String, Transport.Connection> nodeIdToConnection, final Map<String, AliasFilter> aliasFilter,
final Map<String, Float> concreteIndexBoosts, final SearchPhaseController searchPhaseController, final Executor executor,
final SearchRequest request, final ActionListener<SearchResponse> listener,
final GroupShardsIterator<SearchShardIterator> shardsIts, final TransportSearchAction.SearchTimeProvider timeProvider,
final long clusterStateVersion, final SearchTask task) {
super("dfs", logger, searchTransportService, nodeIdToConnection, aliasFilter, concreteIndexBoosts, executor, request, listener,
shardsIts, timeProvider, clusterStateVersion, task, new SearchPhaseResults<>(shardsIts.size()));
this.searchPhaseController = searchPhaseController;
}
@Override
protected void executePhaseOnShard(final SearchShardIterator shardIt, final ShardRouting shard,
final SearchActionListener<DfsSearchResult> listener) {
getSearchTransport().sendExecuteDfs(getConnection(shardIt.getClusterAlias(), shard.currentNodeId()),
buildShardSearchRequest(shardIt) , getTask(), listener);
}
@Override
protected SearchPhase getNextPhase(final SearchPhaseResults<DfsSearchResult> results, final SearchPhaseContext context) {
return new DfsQueryPhase(results.results, searchPhaseController, (queryResults) ->
new FetchSearchPhase(queryResults, searchPhaseController, context), context);
}
}