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Elasticsearch subproject :server
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.action.main;
import org.elasticsearch.Build;
import org.elasticsearch.Version;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.HandledTransportAction;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.service.ClusterService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.node.Node;
import org.elasticsearch.tasks.Task;
import org.elasticsearch.transport.TransportService;
public class TransportMainAction extends HandledTransportAction {
private final String nodeName;
private final ClusterService clusterService;
@Inject
public TransportMainAction(
Settings settings,
TransportService transportService,
ActionFilters actionFilters,
ClusterService clusterService
) {
super(MainAction.NAME, transportService, actionFilters, MainRequest::new);
this.nodeName = Node.NODE_NAME_SETTING.get(settings);
this.clusterService = clusterService;
}
@Override
protected void doExecute(Task task, MainRequest request, ActionListener listener) {
ClusterState clusterState = clusterService.state();
listener.onResponse(
new MainResponse(nodeName, Version.CURRENT, clusterState.getClusterName(), clusterState.metadata().clusterUUID(), Build.CURRENT)
);
}
}