org.elasticsearch.action.admin.indices.alias.exists.TransportIndicesExistsAliasesAction Maven / Gradle / Ivy
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* Licensed to ElasticSearch and Shay Banon under one
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* 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
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*/
package org.elasticsearch.action.admin.indices.alias.exists;
import org.elasticsearch.ElasticSearchException;
import org.elasticsearch.action.admin.indices.alias.get.IndicesGetAliasesRequest;
import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
/**
*/
public class TransportIndicesExistsAliasesAction extends TransportMasterNodeOperationAction {
@Inject
public TransportIndicesExistsAliasesAction(Settings settings, TransportService transportService, ClusterService clusterService, ThreadPool threadPool) {
super(settings, transportService, clusterService, threadPool);
}
@Override
protected String transportAction() {
return IndicesExistsAliasesAction.NAME;
}
@Override
protected String executor() {
return ThreadPool.Names.MANAGEMENT;
}
@Override
protected IndicesGetAliasesRequest newRequest() {
return new IndicesGetAliasesRequest();
}
@Override
protected IndicesExistsAliasesResponse newResponse() {
return new IndicesExistsAliasesResponse();
}
@Override
protected IndicesExistsAliasesResponse masterOperation(IndicesGetAliasesRequest request, ClusterState state) throws ElasticSearchException {
String[] concreteIndices = state.metaData().concreteIndices(request.indices(), request.ignoreIndices(), true);
request.indices(concreteIndices);
boolean result = state.metaData().hasAliases(request.aliases(), request.indices());
return new IndicesExistsAliasesResponse(result);
}
}