/*
* 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.admin.cluster.node.stats;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.nodes.BaseNodeRequest;
import org.elasticsearch.action.support.nodes.TransportNodesAction;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.node.service.NodeService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicReferenceArray;
/**
*
*/
public class TransportNodesStatsAction extends TransportNodesAction<NodesStatsRequest, NodesStatsResponse, TransportNodesStatsAction.NodeStatsRequest, NodeStats> {
private final NodeService nodeService;
@Inject
public TransportNodesStatsAction(Settings settings, ClusterName clusterName, ThreadPool threadPool,
ClusterService clusterService, TransportService transportService,
NodeService nodeService, ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver) {
super(settings, NodesStatsAction.NAME, clusterName, threadPool, clusterService, transportService, actionFilters, indexNameExpressionResolver,
NodesStatsRequest.class, NodeStatsRequest.class, ThreadPool.Names.MANAGEMENT);
this.nodeService = nodeService;
}
@Override
protected NodesStatsResponse newResponse(NodesStatsRequest nodesInfoRequest, AtomicReferenceArray responses) {
final List<NodeStats> nodeStats = new ArrayList<>();
for (int i = 0; i < responses.length(); i++) {
Object resp = responses.get(i);
if (resp instanceof NodeStats) {
nodeStats.add((NodeStats) resp);
}
}
return new NodesStatsResponse(clusterName, nodeStats.toArray(new NodeStats[nodeStats.size()]));
}
@Override
protected NodeStatsRequest newNodeRequest(String nodeId, NodesStatsRequest request) {
return new NodeStatsRequest(nodeId, request);
}
@Override
protected NodeStats newNodeResponse() {
return new NodeStats();
}
@Override
protected NodeStats nodeOperation(NodeStatsRequest nodeStatsRequest) {
NodesStatsRequest request = nodeStatsRequest.request;
return nodeService.stats(request.indices(), request.os(), request.process(), request.jvm(), request.threadPool(),
request.fs(), request.transport(), request.http(), request.breaker(), request.script());
}
@Override
protected boolean accumulateExceptions() {
return false;
}
public static class NodeStatsRequest extends BaseNodeRequest {
NodesStatsRequest request;
public NodeStatsRequest() {
}
NodeStatsRequest(String nodeId, NodesStatsRequest request) {
super(request, nodeId);
this.request = request;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
request = new NodesStatsRequest();
request.readFrom(in);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
request.writeTo(out);
}
}
}