forked from elastic/elasticsearch
/
TransportSearchCountAction.java
84 lines (73 loc) · 3.68 KB
/
TransportSearchCountAction.java
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/*
* Licensed to ElasticSearch and Shay Banon 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.type;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.search.SearchRequest;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.util.concurrent.AtomicArray;
import org.elasticsearch.search.action.SearchServiceListener;
import org.elasticsearch.search.action.SearchServiceTransportAction;
import org.elasticsearch.search.controller.SearchPhaseController;
import org.elasticsearch.search.fetch.FetchSearchResultProvider;
import org.elasticsearch.search.internal.InternalSearchResponse;
import org.elasticsearch.search.internal.ShardSearchRequest;
import org.elasticsearch.search.query.QuerySearchResult;
import org.elasticsearch.threadpool.ThreadPool;
import static org.elasticsearch.action.search.type.TransportSearchHelper.buildScrollId;
/**
*
*/
public class TransportSearchCountAction extends TransportSearchTypeAction {
@Inject
public TransportSearchCountAction(Settings settings, ThreadPool threadPool, ClusterService clusterService,
SearchServiceTransportAction searchService, SearchPhaseController searchPhaseController) {
super(settings, threadPool, clusterService, searchService, searchPhaseController);
}
@Override
protected void doExecute(SearchRequest searchRequest, ActionListener<SearchResponse> listener) {
new AsyncAction(searchRequest, listener).start();
}
private class AsyncAction extends BaseAsyncAction<QuerySearchResult> {
private AsyncAction(SearchRequest request, ActionListener<SearchResponse> listener) {
super(request, listener);
}
@Override
protected String firstPhaseName() {
return "query";
}
@Override
protected void sendExecuteFirstPhase(DiscoveryNode node, ShardSearchRequest request, SearchServiceListener<QuerySearchResult> listener) {
searchService.sendExecuteQuery(node, request, listener);
}
@Override
protected void moveToSecondPhase() throws Exception {
// no need to sort, since we know we have no hits back
final InternalSearchResponse internalResponse = searchPhaseController.merge(SearchPhaseController.EMPTY_DOCS, firstResults, (AtomicArray<? extends FetchSearchResultProvider>) AtomicArray.empty(), request);
String scrollId = null;
if (request.scroll() != null) {
scrollId = buildScrollId(request.searchType(), firstResults, null);
}
listener.onResponse(new SearchResponse(internalResponse, scrollId, expectedSuccessfulOps, successulOps.get(), buildTookInMillis(), buildShardFailures()));
}
}
}