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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.deletebyquery;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.DestructiveOperations;
import org.elasticsearch.action.support.replication.TransportIndicesReplicationOperationAction;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.block.ClusterBlockException;
import org.elasticsearch.cluster.block.ClusterBlockLevel;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.node.settings.NodeSettingsService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.atomic.AtomicReferenceArray;
/**
*/
public class TransportDeleteByQueryAction extends TransportIndicesReplicationOperationAction<DeleteByQueryRequest, DeleteByQueryResponse, IndexDeleteByQueryRequest, IndexDeleteByQueryResponse, ShardDeleteByQueryRequest, ShardDeleteByQueryRequest, ShardDeleteByQueryResponse> {
private final DestructiveOperations destructiveOperations;
@Inject
public TransportDeleteByQueryAction(Settings settings, ClusterService clusterService, TransportService transportService,
ThreadPool threadPool, TransportIndexDeleteByQueryAction indexDeleteByQueryAction,
NodeSettingsService nodeSettingsService, ActionFilters actionFilters) {
super(settings, DeleteByQueryAction.NAME, transportService, clusterService, threadPool, indexDeleteByQueryAction, actionFilters);
this.destructiveOperations = new DestructiveOperations(logger, settings, nodeSettingsService);
}
@Override
protected void doExecute(DeleteByQueryRequest request, ActionListener<DeleteByQueryResponse> listener) {
destructiveOperations.failDestructive(request.indices());
super.doExecute(request, listener);
}
@Override
protected Map<String, Set<String>> resolveRouting(ClusterState clusterState, DeleteByQueryRequest request) throws ElasticsearchException {
return clusterState.metaData().resolveSearchRouting(request.routing(), request.indices());
}
@Override
protected DeleteByQueryRequest newRequestInstance() {
return new DeleteByQueryRequest();
}
@Override
protected DeleteByQueryResponse newResponseInstance(DeleteByQueryRequest request, AtomicReferenceArray indexResponses) {
DeleteByQueryResponse response = new DeleteByQueryResponse();
for (int i = 0; i < indexResponses.length(); i++) {
IndexDeleteByQueryResponse indexResponse = (IndexDeleteByQueryResponse) indexResponses.get(i);
if (indexResponse != null) {
response.getIndices().put(indexResponse.getIndex(), indexResponse);
}
}
return response;
}
@Override
protected boolean accumulateExceptions() {
return false;
}
@Override
protected ClusterBlockException checkGlobalBlock(ClusterState state, DeleteByQueryRequest replicationPingRequest) {
return state.blocks().globalBlockedException(ClusterBlockLevel.READ);
}
@Override
protected ClusterBlockException checkRequestBlock(ClusterState state, DeleteByQueryRequest request, String[] concreteIndices) {
return state.blocks().indicesBlockedException(ClusterBlockLevel.WRITE, concreteIndices);
}
@Override
protected IndexDeleteByQueryRequest newIndexRequestInstance(DeleteByQueryRequest request, String index, Set<String> routing, long startTimeInMillis) {
String[] filteringAliases = clusterService.state().metaData().filteringAliases(index, request.indices());
return new IndexDeleteByQueryRequest(request, index, routing, filteringAliases, startTimeInMillis);
}
}