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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.client.tasks;

import org.elasticsearch.xcontent.ConstructingObjectParser;
import org.elasticsearch.xcontent.ParseField;
import org.elasticsearch.xcontent.XContentParser;

import java.io.IOException;
import java.util.List;

import static org.elasticsearch.xcontent.ConstructingObjectParser.optionalConstructorArg;

/**
 * cancel tasks response that contains
 * - task failures
 * - node failures
 * - tasks
 */
public class CancelTasksResponse extends ListTasksResponse {

    CancelTasksResponse(List nodesInfoData, List taskFailures, List nodeFailures) {
        super(nodesInfoData, taskFailures, nodeFailures);
    }

    public static CancelTasksResponse fromXContent(final XContentParser parser) throws IOException {
        return PARSER.parse(parser, null);
    }

    private static ConstructingObjectParser PARSER;

    static {
        ConstructingObjectParser parser = new ConstructingObjectParser<>(
            "cancel_tasks_response",
            true,
            constructingObjects -> {
                int i = 0;
                @SuppressWarnings("unchecked")
                List tasksFailures = (List) constructingObjects[i++];
                @SuppressWarnings("unchecked")
                List nodeFailures = (List) constructingObjects[i++];
                @SuppressWarnings("unchecked")
                List nodesInfoData = (List) constructingObjects[i];
                return new CancelTasksResponse(nodesInfoData, tasksFailures, nodeFailures);
            }
        );

        parser.declareObjectArray(
            optionalConstructorArg(),
            (p, c) -> TaskOperationFailure.fromXContent(p),
            new ParseField("task_failures")
        );
        parser.declareObjectArray(
            optionalConstructorArg(),
            (p, c) -> ElasticsearchException.fromXContent(p),
            new ParseField("node_failures")
        );
        parser.declareNamedObjects(optionalConstructorArg(), NodeData.PARSER, new ParseField("nodes"));
        PARSER = parser;
    }

    @Override
    public boolean equals(Object o) {
        return super.equals(o);
    }

    @Override
    public int hashCode() {
        return super.hashCode();
    }

    @Override
    public String toString() {
        return "CancelTasksResponse{"
            + "taskFailures="
            + taskFailures
            + ", nodeFailures="
            + nodeFailures
            + ", nodesInfoData="
            + nodesInfoData
            + ", tasks="
            + tasks
            + ", taskGroups="
            + taskGroups
            + '}';
    }
}