org.elasticsearch.action.admin.cluster.shards.ClusterSearchShardsResponse Maven / Gradle / Ivy

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/*
 * 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.admin.cluster.shards;

import org.elasticsearch.action.ActionResponse;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.xcontent.ToXContentObject;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.search.internal.AliasFilter;

import java.io.IOException;
import java.util.Arrays;
import java.util.Map;

public class ClusterSearchShardsResponse extends ActionResponse implements ToXContentObject {

    private final ClusterSearchShardsGroup[] groups;
    private final DiscoveryNode[] nodes;
    private final Map indicesAndFilters;

    public ClusterSearchShardsResponse(StreamInput in) throws IOException {
        super(in);
        groups = in.readArray(ClusterSearchShardsGroup::new, ClusterSearchShardsGroup[]::new);
        nodes = in.readArray(DiscoveryNode::new, DiscoveryNode[]::new);
        indicesAndFilters = in.readMap(StreamInput::readString, AliasFilter::new);
    }

    @Override
    public void writeTo(StreamOutput out) throws IOException {
        out.writeArray(groups);
        out.writeArray(nodes);
        out.writeMap(indicesAndFilters, StreamOutput::writeString, (o, s) -> s.writeTo(o));
    }

    public ClusterSearchShardsResponse(ClusterSearchShardsGroup[] groups, DiscoveryNode[] nodes,
                                       Map indicesAndFilters) {
        this.groups = groups;
        this.nodes = nodes;
        this.indicesAndFilters = indicesAndFilters;
    }

    public ClusterSearchShardsGroup[] getGroups() {
        return groups;
    }

    public DiscoveryNode[] getNodes() {
        return nodes;
    }

    public Map getIndicesAndFilters() {
        return indicesAndFilters;
    }

    @Override
    public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
        builder.startObject();
        builder.startObject("nodes");
        for (DiscoveryNode node : nodes) {
            node.toXContent(builder, params);
        }
        builder.endObject();
        if (indicesAndFilters != null) {
            builder.startObject("indices");
            for (Map.Entry entry : indicesAndFilters.entrySet()) {
                String index = entry.getKey();
                builder.startObject(index);
                AliasFilter aliasFilter = entry.getValue();
                String[] aliases = aliasFilter.getAliases();
                if (aliases.length > 0) {
                    Arrays.sort(aliases); // we want consistent ordering here and these values might be generated from a set / map
                    builder.array("aliases", aliases);
                    if (aliasFilter.getQueryBuilder() != null) { // might be null if we include non-filtering aliases
                        builder.field("filter");
                        aliasFilter.getQueryBuilder().toXContent(builder, params);
                    }
                }
                builder.endObject();
            }
            builder.endObject();
        }
        builder.startArray("shards");
        for (ClusterSearchShardsGroup group : groups) {
            group.toXContent(builder, params);
        }
        builder.endArray();
        builder.endObject();
        return builder;
    }
}