org.elasticsearch.action.termvectors.TransportShardMultiTermsVectorAction Maven / Gradle / Ivy
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/*
* 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.termvectors;
import org.apache.logging.log4j.message.ParameterizedMessage;
import org.apache.logging.log4j.util.Supplier;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.TransportActions;
import org.elasticsearch.action.support.single.shard.TransportSingleShardAction;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver;
import org.elasticsearch.cluster.routing.ShardIterator;
import org.elasticsearch.cluster.service.ClusterService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.IndexService;
import org.elasticsearch.index.shard.IndexShard;
import org.elasticsearch.index.shard.ShardId;
import org.elasticsearch.index.termvectors.TermVectorsService;
import org.elasticsearch.indices.IndicesService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
public class TransportShardMultiTermsVectorAction extends TransportSingleShardAction {
private final IndicesService indicesService;
private static final String ACTION_NAME = MultiTermVectorsAction.NAME + "[shard]";
@Inject
public TransportShardMultiTermsVectorAction(Settings settings, ClusterService clusterService, TransportService transportService,
IndicesService indicesService, ThreadPool threadPool, ActionFilters actionFilters,
IndexNameExpressionResolver indexNameExpressionResolver) {
super(settings, ACTION_NAME, threadPool, clusterService, transportService, actionFilters, indexNameExpressionResolver,
MultiTermVectorsShardRequest::new, ThreadPool.Names.GET);
this.indicesService = indicesService;
}
@Override
protected boolean isSubAction() {
return true;
}
@Override
protected MultiTermVectorsShardResponse newResponse() {
return new MultiTermVectorsShardResponse();
}
@Override
protected boolean resolveIndex(MultiTermVectorsShardRequest request) {
return false;
}
@Override
protected ShardIterator shards(ClusterState state, InternalRequest request) {
return clusterService.operationRouting()
.getShards(state, request.concreteIndex(), request.request().shardId(), request.request().preference());
}
@Override
protected MultiTermVectorsShardResponse shardOperation(MultiTermVectorsShardRequest request, ShardId shardId) {
final MultiTermVectorsShardResponse response = new MultiTermVectorsShardResponse();
final IndexService indexService = indicesService.indexServiceSafe(shardId.getIndex());
final IndexShard indexShard = indexService.getShard(shardId.id());
for (int i = 0; i < request.locations.size(); i++) {
TermVectorsRequest termVectorsRequest = request.requests.get(i);
try {
TermVectorsResponse termVectorsResponse = TermVectorsService.getTermVectors(indexShard, termVectorsRequest);
response.add(request.locations.get(i), termVectorsResponse);
} catch (Exception t) {
if (TransportActions.isShardNotAvailableException(t)) {
throw (ElasticsearchException) t;
} else {
logger.debug((Supplier) () -> new ParameterizedMessage("{} failed to execute multi term vectors for [{}]/[{}]", shardId, termVectorsRequest.type(), termVectorsRequest.id()), t);
response.add(request.locations.get(i),
new MultiTermVectorsResponse.Failure(request.index(), termVectorsRequest.type(), termVectorsRequest.id(), t));
}
}
}
return response;
}
}